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1510 changed files with 547432 additions and 29 deletions

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[submodule "deps/zlib"]
path = deps/zlib
url = https://github.com/madler/zlib.git
[submodule "deps/libsodium"]
path = deps/libsodium
url = https://github.com/jedisct1/libsodium.git
[submodule "deps/quickjs"]
path = deps/quickjs
url = https://github.com/bellard/quickjs.git
[submodule "deps/crypt_blowfish"]
path = deps/crypt_blowfish
url = https://github.com/openwall/crypt_blowfish.git
[submodule "deps/libbacktrace"]
path = deps/libbacktrace
url = https://github.com/ianlancetaylor/libbacktrace.git
[submodule "deps/libuv"]
path = deps/libuv
url = https://github.com/libuv/libuv.git
[submodule "deps/picohttpparser"]
path = deps/picohttpparser
url = https://github.com/h2o/picohttpparser.git

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@ -857,7 +857,7 @@ dist: release-apk iosrelease-ipa
@echo [archive] dist/tildefriends-$(VERSION_NUMBER).tar.xz @echo [archive] dist/tildefriends-$(VERSION_NUMBER).tar.xz
@rm -rf out/tildefriends-$(VERSION_NUMBER) @rm -rf out/tildefriends-$(VERSION_NUMBER)
@mkdir -p dist/ out/tildefriends-$(VERSION_NUMBER) @mkdir -p dist/ out/tildefriends-$(VERSION_NUMBER)
@git ls-files --recurse-submodules | tar -c -T- | tar -x -C out/tildefriends-$(VERSION_NUMBER) @git archive HEAD | tar -x -C out/tildefriends-$(VERSION_NUMBER)
@tar \ @tar \
--exclude=apps/welcome* \ --exclude=apps/welcome* \
--exclude=deps/libbacktrace/Isaac.Newton-Opticks.txt \ --exclude=deps/libbacktrace/Isaac.Newton-Opticks.txt \

1
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Subproject commit 3354bb81eea489e972b0a7c63231514ab34f73a0

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New versions of this package (crypt_blowfish):
http://www.openwall.com/crypt/
A paper on the algorithm that explains its design decisions:
http://www.usenix.org/events/usenix99/provos.html
Unix Seventh Edition Manual, Volume 2: the password scheme (1978):
http://plan9.bell-labs.com/7thEdMan/vol2/password
The Openwall GNU/*/Linux (Owl) tcb suite implementing the alternative
password shadowing scheme. This includes a PAM module which
supersedes pam_unix and uses the password hashing framework provided
with crypt_blowfish when setting new passwords.
http://www.openwall.com/tcb/
pam_passwdqc, a password strength checking and policy enforcement
module for PAM-aware password changing programs:
http://www.openwall.com/passwdqc/
John the Ripper password cracker:
http://www.openwall.com/john/
$Owl: Owl/packages/glibc/crypt_blowfish/LINKS,v 1.4 2005/11/16 13:09:47 solar Exp $

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#
# Written and revised by Solar Designer <solar at openwall.com> in 2000-2011.
# No copyright is claimed, and the software is hereby placed in the public
# domain. In case this attempt to disclaim copyright and place the software
# in the public domain is deemed null and void, then the software is
# Copyright (c) 2000-2011 Solar Designer and it is hereby released to the
# general public under the following terms:
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted.
#
# There's ABSOLUTELY NO WARRANTY, express or implied.
#
# See crypt_blowfish.c for more information.
#
CC = gcc
AS = $(CC)
LD = $(CC)
RM = rm -f
CFLAGS = -W -Wall -Wbad-function-cast -Wcast-align -Wcast-qual -Wmissing-prototypes -Wstrict-prototypes -Wshadow -Wundef -Wpointer-arith -O2 -fomit-frame-pointer -funroll-loops
ASFLAGS = -c
LDFLAGS = -s
BLOWFISH_OBJS = \
crypt_blowfish.o x86.o
CRYPT_OBJS = \
$(BLOWFISH_OBJS) crypt_gensalt.o wrapper.o
TEST_OBJS = \
$(BLOWFISH_OBJS) crypt_gensalt.o crypt_test.o
TEST_THREADS_OBJS = \
$(BLOWFISH_OBJS) crypt_gensalt.o crypt_test_threads.o
EXTRA_MANS = \
crypt_r.3 crypt_rn.3 crypt_ra.3 \
crypt_gensalt.3 crypt_gensalt_rn.3 crypt_gensalt_ra.3
all: $(CRYPT_OBJS) man
check: crypt_test
./crypt_test
crypt_test: $(TEST_OBJS)
$(LD) $(LDFLAGS) $(TEST_OBJS) -o $@
crypt_test.o: wrapper.c ow-crypt.h crypt_blowfish.h crypt_gensalt.h
$(CC) -c $(CFLAGS) wrapper.c -DTEST -o $@
check_threads: crypt_test_threads
./crypt_test_threads
crypt_test_threads: $(TEST_THREADS_OBJS)
$(LD) $(LDFLAGS) $(TEST_THREADS_OBJS) -lpthread -o $@
crypt_test_threads.o: wrapper.c ow-crypt.h crypt_blowfish.h crypt_gensalt.h
$(CC) -c $(CFLAGS) wrapper.c -DTEST -DTEST_THREADS=4 -o $@
man: $(EXTRA_MANS)
$(EXTRA_MANS):
echo '.so man3/crypt.3' > $@
crypt_blowfish.o: crypt_blowfish.h
crypt_gensalt.o: crypt_gensalt.h
wrapper.o: crypt.h ow-crypt.h crypt_blowfish.h crypt_gensalt.h
.c.o:
$(CC) -c $(CFLAGS) $*.c
.S.o:
$(AS) $(ASFLAGS) $*.S
clean:
$(RM) crypt_test crypt_test_threads *.o $(EXTRA_MANS) core

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These numbers are for 32 iterations ("$2a$05"):
OpenBSD 3.0 bcrypt(*) crypt_blowfish 0.4.4
Pentium III, 840 MHz 99 c/s 121 c/s (+22%)
Alpha 21164PC, 533 MHz 55.5 c/s 76.9 c/s (+38%)
UltraSparc IIi, 400 MHz 49.9 c/s 52.5 c/s (+5%)
Pentium, 120 MHz 8.8 c/s 20.1 c/s (+128%)
PA-RISC 7100LC, 80 MHz 8.5 c/s 16.3 c/s (+92%)
(*) built with -fomit-frame-pointer -funroll-loops, which I don't
think happens for libcrypt.
Starting with version 1.1 released in June 2011, default builds of
crypt_blowfish invoke a quick self-test on every hash computation.
This has roughly a 4.8% performance impact at "$2a$05", but only a 0.6%
impact at a more typical setting of "$2a$08".
The large speedup for the original Pentium is due to the assembly
code and the weird optimizations this processor requires.
The numbers for password cracking are 2 to 10% higher than those for
crypt_blowfish as certain things may be done out of the loop and the
code doesn't need to be reentrant.
Recent versions of John the Ripper (1.6.25-dev and newer) achieve an
additional 15% speedup on the Pentium Pro family of processors (which
includes Pentium III) with a separate version of the assembly code and
run-time CPU detection.
$Owl: Owl/packages/glibc/crypt_blowfish/PERFORMANCE,v 1.6 2011/06/21 12:09:20 solar Exp $

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This is an implementation of a password hashing method, provided via the
crypt(3) and a reentrant interface. It is fully compatible with
OpenBSD's bcrypt.c for prefix "$2b$", originally by Niels Provos and
David Mazieres. (Please refer to the included crypt(3) man page for
information on minor compatibility issues for other bcrypt prefixes.)
I've placed this code in the public domain, with fallback to a
permissive license. Please see the comment in crypt_blowfish.c for
more information.
You can use the provided routines in your own packages, or link them
into a C library. I've provided hooks for linking into GNU libc, but
it shouldn't be too hard to get this into another C library. Note
that simply adding this code into your libc is probably not enough to
make your system use the new password hashing algorithm. Changes to
passwd(1), PAM modules, or whatever else your system uses will likely
be needed as well. These are not a part of this package, but see
LINKS for a pointer to our tcb suite.
Instructions on using the routines in one of the two common ways are
given below. It is recommended that you test the routines on your
system before you start. Type "make check" or "make check_threads"
(if you have the POSIX threads library), then "make clean".
1. Using the routines in your programs.
The available interfaces are in ow-crypt.h, and this is the file you
should include. You won't need crypt.h. When linking, add all of the
C files and x86.S (you can compile and link it even on a non-x86, it
will produce no code in this case).
2. Building the routines into GNU C library.
For versions 2.13 and 2.14 (and likely other nearby ones), extract the
library sources as usual. Apply the patch for glibc 2.14 provided in
this package. Enter crypt/ and rename crypt.h to gnu-crypt.h within
that directory. Copy the C sources, header, and assembly (x86.S) files
from this package in there as well (but be sure you don't overwrite the
Makefile). Configure, build, and install the library as usual.
For versions 2.2 to 2.3.6 (and likely also for some newer ones),
extract the library sources and maybe its optional add-ons as usual.
Apply the patch for glibc 2.3.6 provided in this package. Enter
crypt/ and rename crypt.h to gnu-crypt.h within that directory. Copy
the C sources, header, and assembly (x86.S) files from this package in
there as well (but be sure you don't overwrite the Makefile).
Configure, build, and install the library as usual.
For versions 2.1 to 2.1.3, extract the library sources and the crypt
and linuxthreads add-ons as usual. Apply the patch for glibc 2.1.3
provided in this package. Enter crypt/sysdeps/unix/, and rename
crypt.h to gnu-crypt.h within that directory. Copy C sources, header,
and assembly (x86.S) files from this package in there as well (but be
sure you don't overwrite the Makefile). Configure, build, and install
the library as usual.
Programs that want to use the provided interfaces will need to include
crypt.h (but not ow-crypt.h directly). By default, prototypes for the
new routines aren't defined (but the extra functionality of crypt(3)
is indeed available). You need to define _OW_SOURCE to obtain the new
routines as well.
--
Solar Designer <solar at openwall.com>
$Owl: Owl/packages/glibc/crypt_blowfish/README,v 1.10 2014/07/07 15:19:04 solar Exp $

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.\" Written and revised by Solar Designer <solar at openwall.com> in 2000-2011.
.\" No copyright is claimed, and this man page is hereby placed in the public
.\" domain. In case this attempt to disclaim copyright and place the man page
.\" in the public domain is deemed null and void, then the man page is
.\" Copyright (c) 2000-2011 Solar Designer and it is hereby released to the
.\" general public under the following terms:
.\"
.\" Redistribution and use in source and binary forms, with or without
.\" modification, are permitted.
.\"
.\" There's ABSOLUTELY NO WARRANTY, express or implied.
.\"
.\" This manual page in its current form is intended for use on systems
.\" based on the GNU C Library with crypt_blowfish patched into libcrypt.
.\"
.TH CRYPT 3 "July 7, 2014" "Openwall Project" "Library functions"
.ad l
.\" No macros in NAME to keep makewhatis happy.
.SH NAME
\fBcrypt\fR, \fBcrypt_r\fR, \fBcrypt_rn\fR, \fBcrypt_ra\fR,
\fBcrypt_gensalt\fR, \fBcrypt_gensalt_rn\fR, \fBcrypt_gensalt_ra\fR
\- password hashing
.SH SYNOPSIS
.B #define _XOPEN_SOURCE
.br
.B #include <unistd.h>
.sp
.in +8
.ti -8
.BI "char *crypt(const char *" key ", const char *" setting );
.in -8
.sp
.B #define _GNU_SOURCE
.br
.B #include <crypt.h>
.sp
.in +8
.ti -8
.BI "char *crypt_r(const char *" key ", const char *" setting ", struct crypt_data *" data );
.in -8
.sp
.B #define _OW_SOURCE
.br
.B #include <crypt.h>
.sp
.in +8
.ti -8
.BI "char *crypt_rn(const char *" key ", const char *" setting ", void *" data ", int " size );
.ti -8
.BI "char *crypt_ra(const char *" key ", const char *" setting ", void **" data ", int *" size );
.ti -8
.BI "char *crypt_gensalt(const char *" prefix ", unsigned long " count ", const char *" input ", int " size );
.ti -8
.BI "char *crypt_gensalt_rn(const char *" prefix ", unsigned long " count ", const char *" input ", int " size ", char *" output ", int " output_size );
.ti -8
.BI "char *crypt_gensalt_ra(const char *" prefix ", unsigned long " count ", const char *" input ", int " size );
.ad b
.de crypt
.BR crypt ,
.BR crypt_r ,
.BR crypt_rn ", \\$1"
.ie "\\$2"" .B crypt_ra
.el .BR crypt_ra "\\$2"
..
.de crypt_gensalt
.BR crypt_gensalt ,
.BR crypt_gensalt_rn ", \\$1"
.ie "\\$2"" .B crypt_gensalt_ra
.el .BR crypt_gensalt_ra "\\$2"
..
.SH DESCRIPTION
The
.crypt and
functions calculate a cryptographic hash function of
.I key
with one of a number of supported methods as requested with
.IR setting ,
which is also used to pass a salt and possibly other parameters to
the chosen method.
The hashing methods are explained below.
.PP
Unlike
.BR crypt ,
the functions
.BR crypt_r ,
.BR crypt_rn " and"
.B crypt_ra
are reentrant.
They place their result and possibly their private data in a
.I data
area of
.I size
bytes as passed to them by an application and/or in memory they
allocate dynamically. Some hashing algorithms may use the data area to
cache precomputed intermediate values across calls. Thus, applications
must properly initialize the data area before its first use.
.B crypt_r
requires that only
.I data->initialized
be reset to zero;
.BR crypt_rn " and " crypt_ra
require that either the entire data area is zeroed or, in the case of
.BR crypt_ra ,
.I *data
is NULL. When called with a NULL
.I *data
or insufficient
.I *size
for the requested hashing algorithm,
.B crypt_ra
uses
.BR realloc (3)
to allocate the required amount of memory dynamically. Thus,
.B crypt_ra
has the additional requirement that
.IR *data ,
when non-NULL, must point to an area allocated either with a previous
call to
.B crypt_ra
or with a
.BR malloc (3)
family call.
The memory allocated by
.B crypt_ra
should be freed with
.BR free "(3)."
.PP
The
.crypt_gensalt and
functions compile a string for use as
.I setting
\- with the given
.I prefix
(used to choose a hashing method), the iteration
.I count
(if supported by the chosen method) and up to
.I size
cryptographically random
.I input
bytes for use as the actual salt.
If
.I count
is 0, a low default will be picked.
The random bytes may be obtained from
.BR /dev/urandom .
Unlike
.BR crypt_gensalt ,
the functions
.BR crypt_gensalt_rn " and " crypt_gensalt_ra
are reentrant.
.B crypt_gensalt_rn
places its result in the
.I output
buffer of
.I output_size
bytes.
.B crypt_gensalt_ra
allocates memory for its result dynamically. The memory should be
freed with
.BR free "(3)."
.SH RETURN VALUE
Upon successful completion, the functions
.crypt and
return a pointer to a string containing the setting that was actually used
and a printable encoding of the hash function value.
The entire string is directly usable as
.I setting
with other calls to
.crypt and
and as
.I prefix
with calls to
.crypt_gensalt and .
.PP
The behavior of
.B crypt
on errors isn't well standardized. Some implementations simply can't fail
(unless the process dies, in which case they obviously can't return),
others return NULL or a fixed string. Most implementations don't set
.IR errno ,
but some do. SUSv2 specifies only returning NULL and setting
.I errno
as a valid behavior, and defines only one possible error
.RB "(" ENOSYS ,
"The functionality is not supported on this implementation.")
Unfortunately, most existing applications aren't prepared to handle
NULL returns from
.BR crypt .
The description below corresponds to this implementation of
.BR crypt " and " crypt_r
only, and to
.BR crypt_rn " and " crypt_ra .
The behavior may change to match standards, other implementations or
existing applications.
.PP
.BR crypt " and " crypt_r
may only fail (and return) when passed an invalid or unsupported
.IR setting ,
in which case they return a pointer to a magic string that is
shorter than 13 characters and is guaranteed to differ from
.IR setting .
This behavior is safe for older applications which assume that
.B crypt
can't fail, when both setting new passwords and authenticating against
existing password hashes.
.BR crypt_rn " and " crypt_ra
return NULL to indicate failure. All four functions set
.I errno
when they fail.
.PP
The functions
.crypt_gensalt and
return a pointer to the compiled string for
.IR setting ,
or NULL on error in which case
.I errno
is set.
.SH ERRORS
.TP
.B EINVAL
.crypt "" :
.I setting
is invalid or not supported by this implementation;
.sp
.crypt_gensalt "" :
.I prefix
is invalid or not supported by this implementation;
.I count
is invalid for the requested
.IR prefix ;
the input
.I size
is insufficient for the smallest valid salt with the requested
.IR prefix ;
.I input
is NULL.
.TP
.B ERANGE
.BR crypt_rn :
the provided data area
.I size
is insufficient for the requested hashing algorithm;
.sp
.BR crypt_gensalt_rn :
.I output_size
is too small to hold the compiled
.I setting
string.
.TP
.B ENOMEM
.B crypt
(original glibc only):
failed to allocate memory for the output buffer (which subsequent calls
would re-use);
.sp
.BR crypt_ra :
.I *data
is NULL or
.I *size
is insufficient for the requested hashing algorithm and
.BR realloc (3)
failed;
.sp
.BR crypt_gensalt_ra :
failed to allocate memory for the compiled
.I setting
string.
.TP
.B ENOSYS
.B crypt
(SUSv2):
the functionality is not supported on this implementation;
.sp
.BR crypt ,
.B crypt_r
(glibc 2.0 to 2.0.1 only):
.de no-crypt-add-on
the crypt add-on is not compiled in and
.I setting
requests something other than the MD5-based algorithm.
..
.no-crypt-add-on
.TP
.B EOPNOTSUPP
.BR crypt ,
.B crypt_r
(glibc 2.0.2 to 2.1.3 only):
.no-crypt-add-on
.SH HASHING METHODS
The implemented hashing methods are intended specifically for processing
user passwords for storage and authentication;
they are at best inefficient for most other purposes.
.PP
It is important to understand that password hashing is not a replacement
for strong passwords.
It is always possible for an attacker with access to password hashes
to try guessing candidate passwords against the hashes.
There are, however, certain properties a password hashing method may have
which make these key search attacks somewhat harder.
.PP
All of the hashing methods use salts such that the same
.I key
may produce many possible hashes.
Proper use of salts may defeat a number of attacks, including:
.TP
1.
The ability to try candidate passwords against multiple hashes at the
price of one.
.TP
2.
The use of pre-hashed lists of candidate passwords.
.TP
3.
The ability to determine whether two users (or two accounts of one user)
have the same or different passwords without actually having to guess
one of the passwords.
.PP
The key search attacks depend on computing hashes of large numbers of
candidate passwords.
Thus, the computational cost of a good password hashing method must be
high \- but of course not too high to render it impractical.
.PP
All hashing methods implemented within the
.crypt and
interfaces use multiple iterations of an underlying cryptographic
primitive specifically in order to increase the cost of trying a
candidate password.
Unfortunately, due to hardware improvements, the hashing methods which
have a fixed cost become increasingly less secure over time.
.PP
In addition to salts, modern password hashing methods accept a variable
iteration
.IR count .
This makes it possible to adapt their cost to the hardware improvements
while still maintaining compatibility.
.PP
The following hashing methods are or may be implemented within the
described interfaces:
.PP
.de hash
.ad l
.TP
.I prefix
.ie "\\$1"" \{\
"" (empty string);
.br
a string matching ^[./0-9A-Za-z]{2} (see
.BR regex (7))
.\}
.el "\\$1"
.TP
.B Encoding syntax
\\$2
.TP
.B Maximum password length
\\$3 (uses \\$4-bit characters)
.TP
.B Effective key size
.ie "\\$5"" limited by the hash size only
.el up to \\$5 bits
.TP
.B Hash size
\\$6 bits
.TP
.B Salt size
\\$7 bits
.TP
.B Iteration count
\\$8
.ad b
..
.ti -2
.B Traditional DES-based
.br
This method is supported by almost all implementations of
.BR crypt .
Unfortunately, it no longer offers adequate security because of its many
limitations.
Thus, it should not be used for new passwords unless you absolutely have
to be able to migrate the password hashes to other systems.
.hash "" "[./0-9A-Za-z]{13}" 8 7 56 64 12 25
.PP
.ti -2
.B Extended BSDI-style DES-based
.br
This method is used on BSDI and is also available on at least NetBSD,
OpenBSD, and FreeBSD due to the use of David Burren's FreeSec library.
.hash _ "_[./0-9A-Za-z]{19}" unlimited 7 56 64 24 "1 to 2**24-1 (must be odd)"
.PP
.ti -2
.B FreeBSD-style MD5-based
.br
This is Poul-Henning Kamp's MD5-based password hashing method originally
developed for FreeBSD.
It is currently supported on many free Unix-like systems, on Solaris 10
and newer, and it is part of the official glibc.
Its main disadvantage is the fixed iteration count, which is already
too low for the currently available hardware.
.hash "$1$" "\e$1\e$[^$]{1,8}\e$[./0-9A-Za-z]{22}" unlimited 8 "" 128 "6 to 48" 1000
.PP
.ti -2
.BR "OpenBSD-style Blowfish-based" " (" bcrypt )
.br
.B bcrypt
was originally developed by Niels Provos and David Mazieres for OpenBSD
and is also supported on recent versions of FreeBSD and NetBSD,
on Solaris 10 and newer, and on several GNU/*/Linux distributions.
It is, however, not part of the official glibc.
.PP
While both
.B bcrypt
and the BSDI-style DES-based hashing offer a variable iteration count,
.B bcrypt
may scale to even faster hardware, doesn't allow for certain optimizations
specific to password cracking only, doesn't have the effective key size
limitation, and uses 8-bit characters in passwords.
.hash "$2b$" "\e$2[abxy]\e$[0-9]{2}\e$[./A-Za-z0-9]{53}" 72 8 "" 184 128 "2**4 to 2**99 (current implementations are limited to 2**31 iterations)"
.PP
With
.BR bcrypt ,
the
.I count
passed to
.crypt_gensalt and
is the base-2 logarithm of the actual iteration count.
.PP
.B bcrypt
hashes used the "$2a$" prefix since 1997.
However, in 2011 an implementation bug was discovered in crypt_blowfish
(versions up to 1.0.4 inclusive) affecting handling of password characters with
the 8th bit set.
Besides fixing the bug,
to provide for upgrade strategies for existing systems, two new prefixes were
introduced: "$2x$", which fully re-introduces the bug, and "$2y$", which
guarantees correct handling of both 7- and 8-bit characters.
OpenBSD 5.5 introduced the "$2b$" prefix for behavior that exactly matches
crypt_blowfish's "$2y$", and current crypt_blowfish supports it as well.
Unfortunately, the behavior of "$2a$" on password characters with the 8th bit
set has to be considered system-specific.
When generating new password hashes, the "$2b$" or "$2y$" prefix should be used.
(If such hashes ever need to be migrated to a system that does not yet support
these new prefixes, the prefix in migrated copies of the already-generated
hashes may be changed to "$2a$".)
.PP
.crypt_gensalt and
support the "$2b$", "$2y$", and "$2a$" prefixes (the latter for legacy programs
or configurations), but not "$2x$" (which must not be used for new hashes).
.crypt and
support all four of these prefixes.
.SH PORTABILITY NOTES
Programs using any of these functions on a glibc 2.x system must be
linked against
.BR libcrypt .
However, many Unix-like operating systems and older versions of the
GNU C Library include the
.BR crypt " function in " libc .
.PP
The
.BR crypt_r ,
.BR crypt_rn ,
.BR crypt_ra ,
.crypt_gensalt and
functions are very non-portable.
.PP
The set of supported hashing methods is implementation-dependent.
.SH CONFORMING TO
The
.B crypt
function conforms to SVID, X/OPEN, and is available on BSD 4.3.
The strings returned by
.B crypt
are not required to be portable among conformant systems.
.PP
.B crypt_r
is a GNU extension.
There's also a
.B crypt_r
function on HP-UX and MKS Toolkit, but the prototypes and semantics differ.
.PP
.B crypt_gensalt
is an Openwall extension.
There's also a
.B crypt_gensalt
function on Solaris 10 and newer, but the prototypes and semantics differ.
.PP
.BR crypt_rn ,
.BR crypt_ra ,
.BR crypt_gensalt_rn ,
and
.B crypt_gensalt_ra
are Openwall extensions.
.SH HISTORY
A rotor-based
.B crypt
function appeared in Version 6 AT&T UNIX.
The "traditional"
.B crypt
first appeared in Version 7 AT&T UNIX.
.PP
The
.B crypt_r
function was introduced during glibc 2.0 development.
.SH BUGS
The return values of
.BR crypt " and " crypt_gensalt
point to static buffers that are overwritten by subsequent calls.
These functions are not thread-safe.
.RB ( crypt
on recent versions of Solaris uses thread-specific data and actually is
thread-safe.)
.PP
The strings returned by certain other implementations of
.B crypt
on error may be stored in read-only locations or only initialized once,
which makes it unsafe to always attempt to zero out the buffer normally
pointed to by the
.B crypt
return value as it would otherwise be preferable for security reasons.
The problem could be avoided with the use of
.BR crypt_r ,
.BR crypt_rn ,
or
.B crypt_ra
where the application has full control over output buffers of these functions
(and often over some of their private data as well).
Unfortunately, the functions aren't (yet?) available on platforms where
.B crypt
has this undesired property.
.PP
Applications using the thread-safe
.B crypt_r
need to allocate address space for the large (over 128 KB)
.I struct crypt_data
structure. Each thread needs a separate instance of the structure. The
.B crypt_r
interface makes it impossible to implement a hashing algorithm which
would need to keep an even larger amount of private data, without breaking
binary compatibility.
.B crypt_ra
allows for dynamically increasing the allocation size as required by the
hashing algorithm that is actually used. Unfortunately,
.B crypt_ra
is even more non-portable than
.BR crypt_r .
.PP
Multi-threaded applications or library functions which are meant to be
thread-safe should use
.BR crypt_gensalt_rn " or " crypt_gensalt_ra
rather than
.BR crypt_gensalt .
.SH SEE ALSO
.BR login (1),
.BR passwd (1),
.BR crypto (3),
.BR encrypt (3),
.BR free (3),
.BR getpass (3),
.BR getpwent (3),
.BR malloc (3),
.BR realloc (3),
.BR shadow (3),
.BR passwd (5),
.BR shadow (5),
.BR regex (7),
.BR pam (8)
.sp
Niels Provos and David Mazieres. A Future-Adaptable Password Scheme.
Proceedings of the 1999 USENIX Annual Technical Conference, June 1999.
.br
http://www.usenix.org/events/usenix99/provos.html
.sp
Robert Morris and Ken Thompson. Password Security: A Case History.
Unix Seventh Edition Manual, Volume 2, April 1978.
.br
http://plan9.bell-labs.com/7thEdMan/vol2/password

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/*
* Written by Solar Designer <solar at openwall.com> in 2000-2002.
* No copyright is claimed, and the software is hereby placed in the public
* domain. In case this attempt to disclaim copyright and place the software
* in the public domain is deemed null and void, then the software is
* Copyright (c) 2000-2002 Solar Designer and it is hereby released to the
* general public under the following terms:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted.
*
* There's ABSOLUTELY NO WARRANTY, express or implied.
*
* See crypt_blowfish.c for more information.
*/
#include <gnu-crypt.h>
#if defined(_OW_SOURCE) || defined(__USE_OW)
#define __SKIP_GNU
#undef __SKIP_OW
#include <ow-crypt.h>
#undef __SKIP_GNU
#endif

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/*
* The crypt_blowfish homepage is:
*
* http://www.openwall.com/crypt/
*
* This code comes from John the Ripper password cracker, with reentrant
* and crypt(3) interfaces added, but optimizations specific to password
* cracking removed.
*
* Written by Solar Designer <solar at openwall.com> in 1998-2014.
* No copyright is claimed, and the software is hereby placed in the public
* domain. In case this attempt to disclaim copyright and place the software
* in the public domain is deemed null and void, then the software is
* Copyright (c) 1998-2014 Solar Designer and it is hereby released to the
* general public under the following terms:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted.
*
* There's ABSOLUTELY NO WARRANTY, express or implied.
*
* It is my intent that you should be able to use this on your system,
* as part of a software package, or anywhere else to improve security,
* ensure compatibility, or for any other purpose. I would appreciate
* it if you give credit where it is due and keep your modifications in
* the public domain as well, but I don't require that in order to let
* you place this code and any modifications you make under a license
* of your choice.
*
* This implementation is fully compatible with OpenBSD's bcrypt.c for prefix
* "$2b$", originally by Niels Provos <provos at citi.umich.edu>, and it uses
* some of his ideas. The password hashing algorithm was designed by David
* Mazieres <dm at lcs.mit.edu>. For information on the level of
* compatibility for bcrypt hash prefixes other than "$2b$", please refer to
* the comments in BF_set_key() below and to the included crypt(3) man page.
*
* There's a paper on the algorithm that explains its design decisions:
*
* http://www.usenix.org/events/usenix99/provos.html
*
* Some of the tricks in BF_ROUND might be inspired by Eric Young's
* Blowfish library (I can't be sure if I would think of something if I
* hadn't seen his code).
*/
#include <string.h>
#include <errno.h>
#ifndef __set_errno
#define __set_errno(val) errno = (val)
#endif
/* Just to make sure the prototypes match the actual definitions */
#include "crypt_blowfish.h"
#ifdef __i386__
#define BF_ASM 1
#define BF_SCALE 1
#elif defined(__x86_64__) || defined(__alpha__) || defined(__hppa__)
#define BF_ASM 0
#define BF_SCALE 1
#else
#define BF_ASM 0
#define BF_SCALE 0
#endif
typedef unsigned int BF_word;
typedef signed int BF_word_signed;
/* Number of Blowfish rounds, this is also hardcoded into a few places */
#define BF_N 16
typedef BF_word BF_key[BF_N + 2];
typedef struct {
BF_word S[4][0x100];
BF_key P;
} BF_ctx;
/*
* Magic IV for 64 Blowfish encryptions that we do at the end.
* The string is "OrpheanBeholderScryDoubt" on big-endian.
*/
static BF_word BF_magic_w[6] = {
0x4F727068, 0x65616E42, 0x65686F6C,
0x64657253, 0x63727944, 0x6F756274
};
/*
* P-box and S-box tables initialized with digits of Pi.
*/
static BF_ctx BF_init_state = {
{
{
0xd1310ba6, 0x98dfb5ac, 0x2ffd72db, 0xd01adfb7,
0xb8e1afed, 0x6a267e96, 0xba7c9045, 0xf12c7f99,
0x24a19947, 0xb3916cf7, 0x0801f2e2, 0x858efc16,
0x636920d8, 0x71574e69, 0xa458fea3, 0xf4933d7e,
0x0d95748f, 0x728eb658, 0x718bcd58, 0x82154aee,
0x7b54a41d, 0xc25a59b5, 0x9c30d539, 0x2af26013,
0xc5d1b023, 0x286085f0, 0xca417918, 0xb8db38ef,
0x8e79dcb0, 0x603a180e, 0x6c9e0e8b, 0xb01e8a3e,
0xd71577c1, 0xbd314b27, 0x78af2fda, 0x55605c60,
0xe65525f3, 0xaa55ab94, 0x57489862, 0x63e81440,
0x55ca396a, 0x2aab10b6, 0xb4cc5c34, 0x1141e8ce,
0xa15486af, 0x7c72e993, 0xb3ee1411, 0x636fbc2a,
0x2ba9c55d, 0x741831f6, 0xce5c3e16, 0x9b87931e,
0xafd6ba33, 0x6c24cf5c, 0x7a325381, 0x28958677,
0x3b8f4898, 0x6b4bb9af, 0xc4bfe81b, 0x66282193,
0x61d809cc, 0xfb21a991, 0x487cac60, 0x5dec8032,
0xef845d5d, 0xe98575b1, 0xdc262302, 0xeb651b88,
0x23893e81, 0xd396acc5, 0x0f6d6ff3, 0x83f44239,
0x2e0b4482, 0xa4842004, 0x69c8f04a, 0x9e1f9b5e,
0x21c66842, 0xf6e96c9a, 0x670c9c61, 0xabd388f0,
0x6a51a0d2, 0xd8542f68, 0x960fa728, 0xab5133a3,
0x6eef0b6c, 0x137a3be4, 0xba3bf050, 0x7efb2a98,
0xa1f1651d, 0x39af0176, 0x66ca593e, 0x82430e88,
0x8cee8619, 0x456f9fb4, 0x7d84a5c3, 0x3b8b5ebe,
0xe06f75d8, 0x85c12073, 0x401a449f, 0x56c16aa6,
0x4ed3aa62, 0x363f7706, 0x1bfedf72, 0x429b023d,
0x37d0d724, 0xd00a1248, 0xdb0fead3, 0x49f1c09b,
0x075372c9, 0x80991b7b, 0x25d479d8, 0xf6e8def7,
0xe3fe501a, 0xb6794c3b, 0x976ce0bd, 0x04c006ba,
0xc1a94fb6, 0x409f60c4, 0x5e5c9ec2, 0x196a2463,
0x68fb6faf, 0x3e6c53b5, 0x1339b2eb, 0x3b52ec6f,
0x6dfc511f, 0x9b30952c, 0xcc814544, 0xaf5ebd09,
0xbee3d004, 0xde334afd, 0x660f2807, 0x192e4bb3,
0xc0cba857, 0x45c8740f, 0xd20b5f39, 0xb9d3fbdb,
0x5579c0bd, 0x1a60320a, 0xd6a100c6, 0x402c7279,
0x679f25fe, 0xfb1fa3cc, 0x8ea5e9f8, 0xdb3222f8,
0x3c7516df, 0xfd616b15, 0x2f501ec8, 0xad0552ab,
0x323db5fa, 0xfd238760, 0x53317b48, 0x3e00df82,
0x9e5c57bb, 0xca6f8ca0, 0x1a87562e, 0xdf1769db,
0xd542a8f6, 0x287effc3, 0xac6732c6, 0x8c4f5573,
0x695b27b0, 0xbbca58c8, 0xe1ffa35d, 0xb8f011a0,
0x10fa3d98, 0xfd2183b8, 0x4afcb56c, 0x2dd1d35b,
0x9a53e479, 0xb6f84565, 0xd28e49bc, 0x4bfb9790,
0xe1ddf2da, 0xa4cb7e33, 0x62fb1341, 0xcee4c6e8,
0xef20cada, 0x36774c01, 0xd07e9efe, 0x2bf11fb4,
0x95dbda4d, 0xae909198, 0xeaad8e71, 0x6b93d5a0,
0xd08ed1d0, 0xafc725e0, 0x8e3c5b2f, 0x8e7594b7,
0x8ff6e2fb, 0xf2122b64, 0x8888b812, 0x900df01c,
0x4fad5ea0, 0x688fc31c, 0xd1cff191, 0xb3a8c1ad,
0x2f2f2218, 0xbe0e1777, 0xea752dfe, 0x8b021fa1,
0xe5a0cc0f, 0xb56f74e8, 0x18acf3d6, 0xce89e299,
0xb4a84fe0, 0xfd13e0b7, 0x7cc43b81, 0xd2ada8d9,
0x165fa266, 0x80957705, 0x93cc7314, 0x211a1477,
0xe6ad2065, 0x77b5fa86, 0xc75442f5, 0xfb9d35cf,
0xebcdaf0c, 0x7b3e89a0, 0xd6411bd3, 0xae1e7e49,
0x00250e2d, 0x2071b35e, 0x226800bb, 0x57b8e0af,
0x2464369b, 0xf009b91e, 0x5563911d, 0x59dfa6aa,
0x78c14389, 0xd95a537f, 0x207d5ba2, 0x02e5b9c5,
0x83260376, 0x6295cfa9, 0x11c81968, 0x4e734a41,
0xb3472dca, 0x7b14a94a, 0x1b510052, 0x9a532915,
0xd60f573f, 0xbc9bc6e4, 0x2b60a476, 0x81e67400,
0x08ba6fb5, 0x571be91f, 0xf296ec6b, 0x2a0dd915,
0xb6636521, 0xe7b9f9b6, 0xff34052e, 0xc5855664,
0x53b02d5d, 0xa99f8fa1, 0x08ba4799, 0x6e85076a
}, {
0x4b7a70e9, 0xb5b32944, 0xdb75092e, 0xc4192623,
0xad6ea6b0, 0x49a7df7d, 0x9cee60b8, 0x8fedb266,
0xecaa8c71, 0x699a17ff, 0x5664526c, 0xc2b19ee1,
0x193602a5, 0x75094c29, 0xa0591340, 0xe4183a3e,
0x3f54989a, 0x5b429d65, 0x6b8fe4d6, 0x99f73fd6,
0xa1d29c07, 0xefe830f5, 0x4d2d38e6, 0xf0255dc1,
0x4cdd2086, 0x8470eb26, 0x6382e9c6, 0x021ecc5e,
0x09686b3f, 0x3ebaefc9, 0x3c971814, 0x6b6a70a1,
0x687f3584, 0x52a0e286, 0xb79c5305, 0xaa500737,
0x3e07841c, 0x7fdeae5c, 0x8e7d44ec, 0x5716f2b8,
0xb03ada37, 0xf0500c0d, 0xf01c1f04, 0x0200b3ff,
0xae0cf51a, 0x3cb574b2, 0x25837a58, 0xdc0921bd,
0xd19113f9, 0x7ca92ff6, 0x94324773, 0x22f54701,
0x3ae5e581, 0x37c2dadc, 0xc8b57634, 0x9af3dda7,
0xa9446146, 0x0fd0030e, 0xecc8c73e, 0xa4751e41,
0xe238cd99, 0x3bea0e2f, 0x3280bba1, 0x183eb331,
0x4e548b38, 0x4f6db908, 0x6f420d03, 0xf60a04bf,
0x2cb81290, 0x24977c79, 0x5679b072, 0xbcaf89af,
0xde9a771f, 0xd9930810, 0xb38bae12, 0xdccf3f2e,
0x5512721f, 0x2e6b7124, 0x501adde6, 0x9f84cd87,
0x7a584718, 0x7408da17, 0xbc9f9abc, 0xe94b7d8c,
0xec7aec3a, 0xdb851dfa, 0x63094366, 0xc464c3d2,
0xef1c1847, 0x3215d908, 0xdd433b37, 0x24c2ba16,
0x12a14d43, 0x2a65c451, 0x50940002, 0x133ae4dd,
0x71dff89e, 0x10314e55, 0x81ac77d6, 0x5f11199b,
0x043556f1, 0xd7a3c76b, 0x3c11183b, 0x5924a509,
0xf28fe6ed, 0x97f1fbfa, 0x9ebabf2c, 0x1e153c6e,
0x86e34570, 0xeae96fb1, 0x860e5e0a, 0x5a3e2ab3,
0x771fe71c, 0x4e3d06fa, 0x2965dcb9, 0x99e71d0f,
0x803e89d6, 0x5266c825, 0x2e4cc978, 0x9c10b36a,
0xc6150eba, 0x94e2ea78, 0xa5fc3c53, 0x1e0a2df4,
0xf2f74ea7, 0x361d2b3d, 0x1939260f, 0x19c27960,
0x5223a708, 0xf71312b6, 0xebadfe6e, 0xeac31f66,
0xe3bc4595, 0xa67bc883, 0xb17f37d1, 0x018cff28,
0xc332ddef, 0xbe6c5aa5, 0x65582185, 0x68ab9802,
0xeecea50f, 0xdb2f953b, 0x2aef7dad, 0x5b6e2f84,
0x1521b628, 0x29076170, 0xecdd4775, 0x619f1510,
0x13cca830, 0xeb61bd96, 0x0334fe1e, 0xaa0363cf,
0xb5735c90, 0x4c70a239, 0xd59e9e0b, 0xcbaade14,
0xeecc86bc, 0x60622ca7, 0x9cab5cab, 0xb2f3846e,
0x648b1eaf, 0x19bdf0ca, 0xa02369b9, 0x655abb50,
0x40685a32, 0x3c2ab4b3, 0x319ee9d5, 0xc021b8f7,
0x9b540b19, 0x875fa099, 0x95f7997e, 0x623d7da8,
0xf837889a, 0x97e32d77, 0x11ed935f, 0x16681281,
0x0e358829, 0xc7e61fd6, 0x96dedfa1, 0x7858ba99,
0x57f584a5, 0x1b227263, 0x9b83c3ff, 0x1ac24696,
0xcdb30aeb, 0x532e3054, 0x8fd948e4, 0x6dbc3128,
0x58ebf2ef, 0x34c6ffea, 0xfe28ed61, 0xee7c3c73,
0x5d4a14d9, 0xe864b7e3, 0x42105d14, 0x203e13e0,
0x45eee2b6, 0xa3aaabea, 0xdb6c4f15, 0xfacb4fd0,
0xc742f442, 0xef6abbb5, 0x654f3b1d, 0x41cd2105,
0xd81e799e, 0x86854dc7, 0xe44b476a, 0x3d816250,
0xcf62a1f2, 0x5b8d2646, 0xfc8883a0, 0xc1c7b6a3,
0x7f1524c3, 0x69cb7492, 0x47848a0b, 0x5692b285,
0x095bbf00, 0xad19489d, 0x1462b174, 0x23820e00,
0x58428d2a, 0x0c55f5ea, 0x1dadf43e, 0x233f7061,
0x3372f092, 0x8d937e41, 0xd65fecf1, 0x6c223bdb,
0x7cde3759, 0xcbee7460, 0x4085f2a7, 0xce77326e,
0xa6078084, 0x19f8509e, 0xe8efd855, 0x61d99735,
0xa969a7aa, 0xc50c06c2, 0x5a04abfc, 0x800bcadc,
0x9e447a2e, 0xc3453484, 0xfdd56705, 0x0e1e9ec9,
0xdb73dbd3, 0x105588cd, 0x675fda79, 0xe3674340,
0xc5c43465, 0x713e38d8, 0x3d28f89e, 0xf16dff20,
0x153e21e7, 0x8fb03d4a, 0xe6e39f2b, 0xdb83adf7
}, {
0xe93d5a68, 0x948140f7, 0xf64c261c, 0x94692934,
0x411520f7, 0x7602d4f7, 0xbcf46b2e, 0xd4a20068,
0xd4082471, 0x3320f46a, 0x43b7d4b7, 0x500061af,
0x1e39f62e, 0x97244546, 0x14214f74, 0xbf8b8840,
0x4d95fc1d, 0x96b591af, 0x70f4ddd3, 0x66a02f45,
0xbfbc09ec, 0x03bd9785, 0x7fac6dd0, 0x31cb8504,
0x96eb27b3, 0x55fd3941, 0xda2547e6, 0xabca0a9a,
0x28507825, 0x530429f4, 0x0a2c86da, 0xe9b66dfb,
0x68dc1462, 0xd7486900, 0x680ec0a4, 0x27a18dee,
0x4f3ffea2, 0xe887ad8c, 0xb58ce006, 0x7af4d6b6,
0xaace1e7c, 0xd3375fec, 0xce78a399, 0x406b2a42,
0x20fe9e35, 0xd9f385b9, 0xee39d7ab, 0x3b124e8b,
0x1dc9faf7, 0x4b6d1856, 0x26a36631, 0xeae397b2,
0x3a6efa74, 0xdd5b4332, 0x6841e7f7, 0xca7820fb,
0xfb0af54e, 0xd8feb397, 0x454056ac, 0xba489527,
0x55533a3a, 0x20838d87, 0xfe6ba9b7, 0xd096954b,
0x55a867bc, 0xa1159a58, 0xcca92963, 0x99e1db33,
0xa62a4a56, 0x3f3125f9, 0x5ef47e1c, 0x9029317c,
0xfdf8e802, 0x04272f70, 0x80bb155c, 0x05282ce3,
0x95c11548, 0xe4c66d22, 0x48c1133f, 0xc70f86dc,
0x07f9c9ee, 0x41041f0f, 0x404779a4, 0x5d886e17,
0x325f51eb, 0xd59bc0d1, 0xf2bcc18f, 0x41113564,
0x257b7834, 0x602a9c60, 0xdff8e8a3, 0x1f636c1b,
0x0e12b4c2, 0x02e1329e, 0xaf664fd1, 0xcad18115,
0x6b2395e0, 0x333e92e1, 0x3b240b62, 0xeebeb922,
0x85b2a20e, 0xe6ba0d99, 0xde720c8c, 0x2da2f728,
0xd0127845, 0x95b794fd, 0x647d0862, 0xe7ccf5f0,
0x5449a36f, 0x877d48fa, 0xc39dfd27, 0xf33e8d1e,
0x0a476341, 0x992eff74, 0x3a6f6eab, 0xf4f8fd37,
0xa812dc60, 0xa1ebddf8, 0x991be14c, 0xdb6e6b0d,
0xc67b5510, 0x6d672c37, 0x2765d43b, 0xdcd0e804,
0xf1290dc7, 0xcc00ffa3, 0xb5390f92, 0x690fed0b,
0x667b9ffb, 0xcedb7d9c, 0xa091cf0b, 0xd9155ea3,
0xbb132f88, 0x515bad24, 0x7b9479bf, 0x763bd6eb,
0x37392eb3, 0xcc115979, 0x8026e297, 0xf42e312d,
0x6842ada7, 0xc66a2b3b, 0x12754ccc, 0x782ef11c,
0x6a124237, 0xb79251e7, 0x06a1bbe6, 0x4bfb6350,
0x1a6b1018, 0x11caedfa, 0x3d25bdd8, 0xe2e1c3c9,
0x44421659, 0x0a121386, 0xd90cec6e, 0xd5abea2a,
0x64af674e, 0xda86a85f, 0xbebfe988, 0x64e4c3fe,
0x9dbc8057, 0xf0f7c086, 0x60787bf8, 0x6003604d,
0xd1fd8346, 0xf6381fb0, 0x7745ae04, 0xd736fccc,
0x83426b33, 0xf01eab71, 0xb0804187, 0x3c005e5f,
0x77a057be, 0xbde8ae24, 0x55464299, 0xbf582e61,
0x4e58f48f, 0xf2ddfda2, 0xf474ef38, 0x8789bdc2,
0x5366f9c3, 0xc8b38e74, 0xb475f255, 0x46fcd9b9,
0x7aeb2661, 0x8b1ddf84, 0x846a0e79, 0x915f95e2,
0x466e598e, 0x20b45770, 0x8cd55591, 0xc902de4c,
0xb90bace1, 0xbb8205d0, 0x11a86248, 0x7574a99e,
0xb77f19b6, 0xe0a9dc09, 0x662d09a1, 0xc4324633,
0xe85a1f02, 0x09f0be8c, 0x4a99a025, 0x1d6efe10,
0x1ab93d1d, 0x0ba5a4df, 0xa186f20f, 0x2868f169,
0xdcb7da83, 0x573906fe, 0xa1e2ce9b, 0x4fcd7f52,
0x50115e01, 0xa70683fa, 0xa002b5c4, 0x0de6d027,
0x9af88c27, 0x773f8641, 0xc3604c06, 0x61a806b5,
0xf0177a28, 0xc0f586e0, 0x006058aa, 0x30dc7d62,
0x11e69ed7, 0x2338ea63, 0x53c2dd94, 0xc2c21634,
0xbbcbee56, 0x90bcb6de, 0xebfc7da1, 0xce591d76,
0x6f05e409, 0x4b7c0188, 0x39720a3d, 0x7c927c24,
0x86e3725f, 0x724d9db9, 0x1ac15bb4, 0xd39eb8fc,
0xed545578, 0x08fca5b5, 0xd83d7cd3, 0x4dad0fc4,
0x1e50ef5e, 0xb161e6f8, 0xa28514d9, 0x6c51133c,
0x6fd5c7e7, 0x56e14ec4, 0x362abfce, 0xddc6c837,
0xd79a3234, 0x92638212, 0x670efa8e, 0x406000e0
}, {
0x3a39ce37, 0xd3faf5cf, 0xabc27737, 0x5ac52d1b,
0x5cb0679e, 0x4fa33742, 0xd3822740, 0x99bc9bbe,
0xd5118e9d, 0xbf0f7315, 0xd62d1c7e, 0xc700c47b,
0xb78c1b6b, 0x21a19045, 0xb26eb1be, 0x6a366eb4,
0x5748ab2f, 0xbc946e79, 0xc6a376d2, 0x6549c2c8,
0x530ff8ee, 0x468dde7d, 0xd5730a1d, 0x4cd04dc6,
0x2939bbdb, 0xa9ba4650, 0xac9526e8, 0xbe5ee304,
0xa1fad5f0, 0x6a2d519a, 0x63ef8ce2, 0x9a86ee22,
0xc089c2b8, 0x43242ef6, 0xa51e03aa, 0x9cf2d0a4,
0x83c061ba, 0x9be96a4d, 0x8fe51550, 0xba645bd6,
0x2826a2f9, 0xa73a3ae1, 0x4ba99586, 0xef5562e9,
0xc72fefd3, 0xf752f7da, 0x3f046f69, 0x77fa0a59,
0x80e4a915, 0x87b08601, 0x9b09e6ad, 0x3b3ee593,
0xe990fd5a, 0x9e34d797, 0x2cf0b7d9, 0x022b8b51,
0x96d5ac3a, 0x017da67d, 0xd1cf3ed6, 0x7c7d2d28,
0x1f9f25cf, 0xadf2b89b, 0x5ad6b472, 0x5a88f54c,
0xe029ac71, 0xe019a5e6, 0x47b0acfd, 0xed93fa9b,
0xe8d3c48d, 0x283b57cc, 0xf8d56629, 0x79132e28,
0x785f0191, 0xed756055, 0xf7960e44, 0xe3d35e8c,
0x15056dd4, 0x88f46dba, 0x03a16125, 0x0564f0bd,
0xc3eb9e15, 0x3c9057a2, 0x97271aec, 0xa93a072a,
0x1b3f6d9b, 0x1e6321f5, 0xf59c66fb, 0x26dcf319,
0x7533d928, 0xb155fdf5, 0x03563482, 0x8aba3cbb,
0x28517711, 0xc20ad9f8, 0xabcc5167, 0xccad925f,
0x4de81751, 0x3830dc8e, 0x379d5862, 0x9320f991,
0xea7a90c2, 0xfb3e7bce, 0x5121ce64, 0x774fbe32,
0xa8b6e37e, 0xc3293d46, 0x48de5369, 0x6413e680,
0xa2ae0810, 0xdd6db224, 0x69852dfd, 0x09072166,
0xb39a460a, 0x6445c0dd, 0x586cdecf, 0x1c20c8ae,
0x5bbef7dd, 0x1b588d40, 0xccd2017f, 0x6bb4e3bb,
0xdda26a7e, 0x3a59ff45, 0x3e350a44, 0xbcb4cdd5,
0x72eacea8, 0xfa6484bb, 0x8d6612ae, 0xbf3c6f47,
0xd29be463, 0x542f5d9e, 0xaec2771b, 0xf64e6370,
0x740e0d8d, 0xe75b1357, 0xf8721671, 0xaf537d5d,
0x4040cb08, 0x4eb4e2cc, 0x34d2466a, 0x0115af84,
0xe1b00428, 0x95983a1d, 0x06b89fb4, 0xce6ea048,
0x6f3f3b82, 0x3520ab82, 0x011a1d4b, 0x277227f8,
0x611560b1, 0xe7933fdc, 0xbb3a792b, 0x344525bd,
0xa08839e1, 0x51ce794b, 0x2f32c9b7, 0xa01fbac9,
0xe01cc87e, 0xbcc7d1f6, 0xcf0111c3, 0xa1e8aac7,
0x1a908749, 0xd44fbd9a, 0xd0dadecb, 0xd50ada38,
0x0339c32a, 0xc6913667, 0x8df9317c, 0xe0b12b4f,
0xf79e59b7, 0x43f5bb3a, 0xf2d519ff, 0x27d9459c,
0xbf97222c, 0x15e6fc2a, 0x0f91fc71, 0x9b941525,
0xfae59361, 0xceb69ceb, 0xc2a86459, 0x12baa8d1,
0xb6c1075e, 0xe3056a0c, 0x10d25065, 0xcb03a442,
0xe0ec6e0e, 0x1698db3b, 0x4c98a0be, 0x3278e964,
0x9f1f9532, 0xe0d392df, 0xd3a0342b, 0x8971f21e,
0x1b0a7441, 0x4ba3348c, 0xc5be7120, 0xc37632d8,
0xdf359f8d, 0x9b992f2e, 0xe60b6f47, 0x0fe3f11d,
0xe54cda54, 0x1edad891, 0xce6279cf, 0xcd3e7e6f,
0x1618b166, 0xfd2c1d05, 0x848fd2c5, 0xf6fb2299,
0xf523f357, 0xa6327623, 0x93a83531, 0x56cccd02,
0xacf08162, 0x5a75ebb5, 0x6e163697, 0x88d273cc,
0xde966292, 0x81b949d0, 0x4c50901b, 0x71c65614,
0xe6c6c7bd, 0x327a140a, 0x45e1d006, 0xc3f27b9a,
0xc9aa53fd, 0x62a80f00, 0xbb25bfe2, 0x35bdd2f6,
0x71126905, 0xb2040222, 0xb6cbcf7c, 0xcd769c2b,
0x53113ec0, 0x1640e3d3, 0x38abbd60, 0x2547adf0,
0xba38209c, 0xf746ce76, 0x77afa1c5, 0x20756060,
0x85cbfe4e, 0x8ae88dd8, 0x7aaaf9b0, 0x4cf9aa7e,
0x1948c25c, 0x02fb8a8c, 0x01c36ae4, 0xd6ebe1f9,
0x90d4f869, 0xa65cdea0, 0x3f09252d, 0xc208e69f,
0xb74e6132, 0xce77e25b, 0x578fdfe3, 0x3ac372e6
}
}, {
0x243f6a88, 0x85a308d3, 0x13198a2e, 0x03707344,
0xa4093822, 0x299f31d0, 0x082efa98, 0xec4e6c89,
0x452821e6, 0x38d01377, 0xbe5466cf, 0x34e90c6c,
0xc0ac29b7, 0xc97c50dd, 0x3f84d5b5, 0xb5470917,
0x9216d5d9, 0x8979fb1b
}
};
static unsigned char BF_itoa64[64 + 1] =
"./ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
static unsigned char BF_atoi64[0x60] = {
64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 0, 1,
54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 64, 64, 64, 64, 64,
64, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16,
17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 64, 64, 64, 64, 64,
64, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42,
43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 64, 64, 64, 64, 64
};
#define BF_safe_atoi64(dst, src) \
{ \
tmp = (unsigned char)(src); \
if ((unsigned int)(tmp -= 0x20) >= 0x60) return -1; \
tmp = BF_atoi64[tmp]; \
if (tmp > 63) return -1; \
(dst) = tmp; \
}
static int BF_decode(BF_word *dst, const char *src, int size)
{
unsigned char *dptr = (unsigned char *)dst;
unsigned char *end = dptr + size;
const unsigned char *sptr = (const unsigned char *)src;
unsigned int tmp, c1, c2, c3, c4;
do {
BF_safe_atoi64(c1, *sptr++);
BF_safe_atoi64(c2, *sptr++);
*dptr++ = (c1 << 2) | ((c2 & 0x30) >> 4);
if (dptr >= end) break;
BF_safe_atoi64(c3, *sptr++);
*dptr++ = ((c2 & 0x0F) << 4) | ((c3 & 0x3C) >> 2);
if (dptr >= end) break;
BF_safe_atoi64(c4, *sptr++);
*dptr++ = ((c3 & 0x03) << 6) | c4;
} while (dptr < end);
return 0;
}
static void BF_encode(char *dst, const BF_word *src, int size)
{
const unsigned char *sptr = (const unsigned char *)src;
const unsigned char *end = sptr + size;
unsigned char *dptr = (unsigned char *)dst;
unsigned int c1, c2;
do {
c1 = *sptr++;
*dptr++ = BF_itoa64[c1 >> 2];
c1 = (c1 & 0x03) << 4;
if (sptr >= end) {
*dptr++ = BF_itoa64[c1];
break;
}
c2 = *sptr++;
c1 |= c2 >> 4;
*dptr++ = BF_itoa64[c1];
c1 = (c2 & 0x0f) << 2;
if (sptr >= end) {
*dptr++ = BF_itoa64[c1];
break;
}
c2 = *sptr++;
c1 |= c2 >> 6;
*dptr++ = BF_itoa64[c1];
*dptr++ = BF_itoa64[c2 & 0x3f];
} while (sptr < end);
}
static void BF_swap(BF_word *x, int count)
{
static int endianness_check = 1;
char *is_little_endian = (char *)&endianness_check;
BF_word tmp;
if (*is_little_endian)
do {
tmp = *x;
tmp = (tmp << 16) | (tmp >> 16);
*x++ = ((tmp & 0x00FF00FF) << 8) | ((tmp >> 8) & 0x00FF00FF);
} while (--count);
}
#if BF_SCALE
/* Architectures which can shift addresses left by 2 bits with no extra cost */
#define BF_ROUND(L, R, N) \
tmp1 = L & 0xFF; \
tmp2 = L >> 8; \
tmp2 &= 0xFF; \
tmp3 = L >> 16; \
tmp3 &= 0xFF; \
tmp4 = L >> 24; \
tmp1 = data.ctx.S[3][tmp1]; \
tmp2 = data.ctx.S[2][tmp2]; \
tmp3 = data.ctx.S[1][tmp3]; \
tmp3 += data.ctx.S[0][tmp4]; \
tmp3 ^= tmp2; \
R ^= data.ctx.P[N + 1]; \
tmp3 += tmp1; \
R ^= tmp3;
#else
/* Architectures with no complicated addressing modes supported */
#define BF_INDEX(S, i) \
(*((BF_word *)(((unsigned char *)S) + (i))))
#define BF_ROUND(L, R, N) \
tmp1 = L & 0xFF; \
tmp1 <<= 2; \
tmp2 = L >> 6; \
tmp2 &= 0x3FC; \
tmp3 = L >> 14; \
tmp3 &= 0x3FC; \
tmp4 = L >> 22; \
tmp4 &= 0x3FC; \
tmp1 = BF_INDEX(data.ctx.S[3], tmp1); \
tmp2 = BF_INDEX(data.ctx.S[2], tmp2); \
tmp3 = BF_INDEX(data.ctx.S[1], tmp3); \
tmp3 += BF_INDEX(data.ctx.S[0], tmp4); \
tmp3 ^= tmp2; \
R ^= data.ctx.P[N + 1]; \
tmp3 += tmp1; \
R ^= tmp3;
#endif
/*
* Encrypt one block, BF_N is hardcoded here.
*/
#define BF_ENCRYPT \
L ^= data.ctx.P[0]; \
BF_ROUND(L, R, 0); \
BF_ROUND(R, L, 1); \
BF_ROUND(L, R, 2); \
BF_ROUND(R, L, 3); \
BF_ROUND(L, R, 4); \
BF_ROUND(R, L, 5); \
BF_ROUND(L, R, 6); \
BF_ROUND(R, L, 7); \
BF_ROUND(L, R, 8); \
BF_ROUND(R, L, 9); \
BF_ROUND(L, R, 10); \
BF_ROUND(R, L, 11); \
BF_ROUND(L, R, 12); \
BF_ROUND(R, L, 13); \
BF_ROUND(L, R, 14); \
BF_ROUND(R, L, 15); \
tmp4 = R; \
R = L; \
L = tmp4 ^ data.ctx.P[BF_N + 1];
#if BF_ASM
#define BF_body() \
_BF_body_r(&data.ctx);
#else
#define BF_body() \
L = R = 0; \
ptr = data.ctx.P; \
do { \
ptr += 2; \
BF_ENCRYPT; \
*(ptr - 2) = L; \
*(ptr - 1) = R; \
} while (ptr < &data.ctx.P[BF_N + 2]); \
\
ptr = data.ctx.S[0]; \
do { \
ptr += 2; \
BF_ENCRYPT; \
*(ptr - 2) = L; \
*(ptr - 1) = R; \
} while (ptr < &data.ctx.S[3][0xFF]);
#endif
static void BF_set_key(const char *key, BF_key expanded, BF_key initial,
unsigned char flags)
{
const char *ptr = key;
unsigned int bug, i, j;
BF_word safety, sign, diff, tmp[2];
/*
* There was a sign extension bug in older revisions of this function. While
* we would have liked to simply fix the bug and move on, we have to provide
* a backwards compatibility feature (essentially the bug) for some systems and
* a safety measure for some others. The latter is needed because for certain
* multiple inputs to the buggy algorithm there exist easily found inputs to
* the correct algorithm that produce the same hash. Thus, we optionally
* deviate from the correct algorithm just enough to avoid such collisions.
* While the bug itself affected the majority of passwords containing
* characters with the 8th bit set (although only a percentage of those in a
* collision-producing way), the anti-collision safety measure affects
* only a subset of passwords containing the '\xff' character (not even all of
* those passwords, just some of them). This character is not found in valid
* UTF-8 sequences and is rarely used in popular 8-bit character encodings.
* Thus, the safety measure is unlikely to cause much annoyance, and is a
* reasonable tradeoff to use when authenticating against existing hashes that
* are not reliably known to have been computed with the correct algorithm.
*
* We use an approach that tries to minimize side-channel leaks of password
* information - that is, we mostly use fixed-cost bitwise operations instead
* of branches or table lookups. (One conditional branch based on password
* length remains. It is not part of the bug aftermath, though, and is
* difficult and possibly unreasonable to avoid given the use of C strings by
* the caller, which results in similar timing leaks anyway.)
*
* For actual implementation, we set an array index in the variable "bug"
* (0 means no bug, 1 means sign extension bug emulation) and a flag in the
* variable "safety" (bit 16 is set when the safety measure is requested).
* Valid combinations of settings are:
*
* Prefix "$2a$": bug = 0, safety = 0x10000
* Prefix "$2b$": bug = 0, safety = 0
* Prefix "$2x$": bug = 1, safety = 0
* Prefix "$2y$": bug = 0, safety = 0
*/
bug = (unsigned int)flags & 1;
safety = ((BF_word)flags & 2) << 15;
sign = diff = 0;
for (i = 0; i < BF_N + 2; i++) {
tmp[0] = tmp[1] = 0;
for (j = 0; j < 4; j++) {
tmp[0] <<= 8;
tmp[0] |= (unsigned char)*ptr; /* correct */
tmp[1] <<= 8;
tmp[1] |= (BF_word_signed)(signed char)*ptr; /* bug */
/*
* Sign extension in the first char has no effect - nothing to overwrite yet,
* and those extra 24 bits will be fully shifted out of the 32-bit word. For
* chars 2, 3, 4 in each four-char block, we set bit 7 of "sign" if sign
* extension in tmp[1] occurs. Once this flag is set, it remains set.
*/
if (j)
sign |= tmp[1] & 0x80;
if (!*ptr)
ptr = key;
else
ptr++;
}
diff |= tmp[0] ^ tmp[1]; /* Non-zero on any differences */
expanded[i] = tmp[bug];
initial[i] = BF_init_state.P[i] ^ tmp[bug];
}
/*
* At this point, "diff" is zero iff the correct and buggy algorithms produced
* exactly the same result. If so and if "sign" is non-zero, which indicates
* that there was a non-benign sign extension, this means that we have a
* collision between the correctly computed hash for this password and a set of
* passwords that could be supplied to the buggy algorithm. Our safety measure
* is meant to protect from such many-buggy to one-correct collisions, by
* deviating from the correct algorithm in such cases. Let's check for this.
*/
diff |= diff >> 16; /* still zero iff exact match */
diff &= 0xffff; /* ditto */
diff += 0xffff; /* bit 16 set iff "diff" was non-zero (on non-match) */
sign <<= 9; /* move the non-benign sign extension flag to bit 16 */
sign &= ~diff & safety; /* action needed? */
/*
* If we have determined that we need to deviate from the correct algorithm,
* flip bit 16 in initial expanded key. (The choice of 16 is arbitrary, but
* let's stick to it now. It came out of the approach we used above, and it's
* not any worse than any other choice we could make.)
*
* It is crucial that we don't do the same to the expanded key used in the main
* Eksblowfish loop. By doing it to only one of these two, we deviate from a
* state that could be directly specified by a password to the buggy algorithm
* (and to the fully correct one as well, but that's a side-effect).
*/
initial[0] ^= sign;
}
static const unsigned char flags_by_subtype[26] =
{2, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 4, 0};
static char *BF_crypt(const char *key, const char *setting,
char *output, int size,
BF_word min)
{
#if BF_ASM
extern void _BF_body_r(BF_ctx *ctx);
#endif
struct {
BF_ctx ctx;
BF_key expanded_key;
union {
BF_word salt[4];
BF_word output[6];
} binary;
} data;
BF_word L, R;
BF_word tmp1, tmp2, tmp3, tmp4;
BF_word *ptr;
BF_word count;
int i;
if (size < 7 + 22 + 31 + 1) {
__set_errno(ERANGE);
return NULL;
}
if (setting[0] != '$' ||
setting[1] != '2' ||
setting[2] < 'a' || setting[2] > 'z' ||
!flags_by_subtype[(unsigned int)(unsigned char)setting[2] - 'a'] ||
setting[3] != '$' ||
setting[4] < '0' || setting[4] > '3' ||
setting[5] < '0' || setting[5] > '9' ||
(setting[4] == '3' && setting[5] > '1') ||
setting[6] != '$') {
__set_errno(EINVAL);
return NULL;
}
count = (BF_word)1 << ((setting[4] - '0') * 10 + (setting[5] - '0'));
if (count < min || BF_decode(data.binary.salt, &setting[7], 16)) {
__set_errno(EINVAL);
return NULL;
}
BF_swap(data.binary.salt, 4);
BF_set_key(key, data.expanded_key, data.ctx.P,
flags_by_subtype[(unsigned int)(unsigned char)setting[2] - 'a']);
memcpy(data.ctx.S, BF_init_state.S, sizeof(data.ctx.S));
L = R = 0;
for (i = 0; i < BF_N + 2; i += 2) {
L ^= data.binary.salt[i & 2];
R ^= data.binary.salt[(i & 2) + 1];
BF_ENCRYPT;
data.ctx.P[i] = L;
data.ctx.P[i + 1] = R;
}
ptr = data.ctx.S[0];
do {
ptr += 4;
L ^= data.binary.salt[(BF_N + 2) & 3];
R ^= data.binary.salt[(BF_N + 3) & 3];
BF_ENCRYPT;
*(ptr - 4) = L;
*(ptr - 3) = R;
L ^= data.binary.salt[(BF_N + 4) & 3];
R ^= data.binary.salt[(BF_N + 5) & 3];
BF_ENCRYPT;
*(ptr - 2) = L;
*(ptr - 1) = R;
} while (ptr < &data.ctx.S[3][0xFF]);
do {
int done;
for (i = 0; i < BF_N + 2; i += 2) {
data.ctx.P[i] ^= data.expanded_key[i];
data.ctx.P[i + 1] ^= data.expanded_key[i + 1];
}
done = 0;
do {
BF_body();
if (done)
break;
done = 1;
tmp1 = data.binary.salt[0];
tmp2 = data.binary.salt[1];
tmp3 = data.binary.salt[2];
tmp4 = data.binary.salt[3];
for (i = 0; i < BF_N; i += 4) {
data.ctx.P[i] ^= tmp1;
data.ctx.P[i + 1] ^= tmp2;
data.ctx.P[i + 2] ^= tmp3;
data.ctx.P[i + 3] ^= tmp4;
}
data.ctx.P[16] ^= tmp1;
data.ctx.P[17] ^= tmp2;
} while (1);
} while (--count);
for (i = 0; i < 6; i += 2) {
L = BF_magic_w[i];
R = BF_magic_w[i + 1];
count = 64;
do {
BF_ENCRYPT;
} while (--count);
data.binary.output[i] = L;
data.binary.output[i + 1] = R;
}
memcpy(output, setting, 7 + 22 - 1);
output[7 + 22 - 1] = BF_itoa64[(int)
BF_atoi64[(int)setting[7 + 22 - 1] - 0x20] & 0x30];
/* This has to be bug-compatible with the original implementation, so
* only encode 23 of the 24 bytes. :-) */
BF_swap(data.binary.output, 6);
BF_encode(&output[7 + 22], data.binary.output, 23);
output[7 + 22 + 31] = '\0';
return output;
}
int _crypt_output_magic(const char *setting, char *output, int size)
{
if (size < 3)
return -1;
output[0] = '*';
output[1] = '0';
output[2] = '\0';
if (setting[0] == '*' && setting[1] == '0')
output[1] = '1';
return 0;
}
/*
* Please preserve the runtime self-test. It serves two purposes at once:
*
* 1. We really can't afford the risk of producing incompatible hashes e.g.
* when there's something like gcc bug 26587 again, whereas an application or
* library integrating this code might not also integrate our external tests or
* it might not run them after every build. Even if it does, the miscompile
* might only occur on the production build, but not on a testing build (such
* as because of different optimization settings). It is painful to recover
* from incorrectly-computed hashes - merely fixing whatever broke is not
* enough. Thus, a proactive measure like this self-test is needed.
*
* 2. We don't want to leave sensitive data from our actual password hash
* computation on the stack or in registers. Previous revisions of the code
* would do explicit cleanups, but simply running the self-test after hash
* computation is more reliable.
*
* The performance cost of this quick self-test is around 0.6% at the "$2a$08"
* setting.
*/
char *_crypt_blowfish_rn(const char *key, const char *setting,
char *output, int size)
{
const char *test_key = "8b \xd0\xc1\xd2\xcf\xcc\xd8";
const char *test_setting = "$2a$00$abcdefghijklmnopqrstuu";
static const char * const test_hashes[2] =
{"i1D709vfamulimlGcq0qq3UvuUasvEa\0\x55", /* 'a', 'b', 'y' */
"VUrPmXD6q/nVSSp7pNDhCR9071IfIRe\0\x55"}; /* 'x' */
const char *test_hash = test_hashes[0];
char *retval;
const char *p;
int save_errno, ok;
struct {
char s[7 + 22 + 1];
char o[7 + 22 + 31 + 1 + 1 + 1];
} buf;
/* Hash the supplied password */
_crypt_output_magic(setting, output, size);
retval = BF_crypt(key, setting, output, size, 16);
save_errno = errno;
/*
* Do a quick self-test. It is important that we make both calls to BF_crypt()
* from the same scope such that they likely use the same stack locations,
* which makes the second call overwrite the first call's sensitive data on the
* stack and makes it more likely that any alignment related issues would be
* detected by the self-test.
*/
memcpy(buf.s, test_setting, sizeof(buf.s));
if (retval) {
unsigned int flags = flags_by_subtype[
(unsigned int)(unsigned char)setting[2] - 'a'];
test_hash = test_hashes[flags & 1];
buf.s[2] = setting[2];
}
memset(buf.o, 0x55, sizeof(buf.o));
buf.o[sizeof(buf.o) - 1] = 0;
p = BF_crypt(test_key, buf.s, buf.o, sizeof(buf.o) - (1 + 1), 1);
ok = (p == buf.o &&
!memcmp(p, buf.s, 7 + 22) &&
!memcmp(p + (7 + 22), test_hash, 31 + 1 + 1 + 1));
{
const char *k = "\xff\xa3" "34" "\xff\xff\xff\xa3" "345";
BF_key ae, ai, ye, yi;
BF_set_key(k, ae, ai, 2); /* $2a$ */
BF_set_key(k, ye, yi, 4); /* $2y$ */
ai[0] ^= 0x10000; /* undo the safety (for comparison) */
ok = ok && ai[0] == 0xdb9c59bc && ye[17] == 0x33343500 &&
!memcmp(ae, ye, sizeof(ae)) &&
!memcmp(ai, yi, sizeof(ai));
}
__set_errno(save_errno);
if (ok)
return retval;
/* Should not happen */
_crypt_output_magic(setting, output, size);
__set_errno(EINVAL); /* pretend we don't support this hash type */
return NULL;
}
char *_crypt_gensalt_blowfish_rn(const char *prefix, unsigned long count,
const char *input, int size, char *output, int output_size)
{
if (size < 16 || output_size < 7 + 22 + 1 ||
(count && (count < 4 || count > 31)) ||
prefix[0] != '$' || prefix[1] != '2' ||
(prefix[2] != 'a' && prefix[2] != 'b' && prefix[2] != 'y')) {
if (output_size > 0) output[0] = '\0';
__set_errno((output_size < 7 + 22 + 1) ? ERANGE : EINVAL);
return NULL;
}
if (!count) count = 5;
output[0] = '$';
output[1] = '2';
output[2] = prefix[2];
output[3] = '$';
output[4] = '0' + count / 10;
output[5] = '0' + count % 10;
output[6] = '$';
BF_encode(&output[7], (const BF_word *)input, 16);
output[7 + 22] = '\0';
return output;
}

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@ -0,0 +1,27 @@
/*
* Written by Solar Designer <solar at openwall.com> in 2000-2011.
* No copyright is claimed, and the software is hereby placed in the public
* domain. In case this attempt to disclaim copyright and place the software
* in the public domain is deemed null and void, then the software is
* Copyright (c) 2000-2011 Solar Designer and it is hereby released to the
* general public under the following terms:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted.
*
* There's ABSOLUTELY NO WARRANTY, express or implied.
*
* See crypt_blowfish.c for more information.
*/
#ifndef _CRYPT_BLOWFISH_H
#define _CRYPT_BLOWFISH_H
extern int _crypt_output_magic(const char *setting, char *output, int size);
extern char *_crypt_blowfish_rn(const char *key, const char *setting,
char *output, int size);
extern char *_crypt_gensalt_blowfish_rn(const char *prefix,
unsigned long count,
const char *input, int size, char *output, int output_size);
#endif

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/*
* Written by Solar Designer <solar at openwall.com> in 2000-2011.
* No copyright is claimed, and the software is hereby placed in the public
* domain. In case this attempt to disclaim copyright and place the software
* in the public domain is deemed null and void, then the software is
* Copyright (c) 2000-2011 Solar Designer and it is hereby released to the
* general public under the following terms:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted.
*
* There's ABSOLUTELY NO WARRANTY, express or implied.
*
* See crypt_blowfish.c for more information.
*
* This file contains salt generation functions for the traditional and
* other common crypt(3) algorithms, except for bcrypt which is defined
* entirely in crypt_blowfish.c.
*/
#include <string.h>
#include <errno.h>
#ifndef __set_errno
#define __set_errno(val) errno = (val)
#endif
/* Just to make sure the prototypes match the actual definitions */
#include "crypt_gensalt.h"
unsigned char _crypt_itoa64[64 + 1] =
"./0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
char *_crypt_gensalt_traditional_rn(const char *prefix, unsigned long count,
const char *input, int size, char *output, int output_size)
{
(void) prefix;
if (size < 2 || output_size < 2 + 1 || (count && count != 25)) {
if (output_size > 0) output[0] = '\0';
__set_errno((output_size < 2 + 1) ? ERANGE : EINVAL);
return NULL;
}
output[0] = _crypt_itoa64[(unsigned int)input[0] & 0x3f];
output[1] = _crypt_itoa64[(unsigned int)input[1] & 0x3f];
output[2] = '\0';
return output;
}
char *_crypt_gensalt_extended_rn(const char *prefix, unsigned long count,
const char *input, int size, char *output, int output_size)
{
unsigned long value;
(void) prefix;
/* Even iteration counts make it easier to detect weak DES keys from a look
* at the hash, so they should be avoided */
if (size < 3 || output_size < 1 + 4 + 4 + 1 ||
(count && (count > 0xffffff || !(count & 1)))) {
if (output_size > 0) output[0] = '\0';
__set_errno((output_size < 1 + 4 + 4 + 1) ? ERANGE : EINVAL);
return NULL;
}
if (!count) count = 725;
output[0] = '_';
output[1] = _crypt_itoa64[count & 0x3f];
output[2] = _crypt_itoa64[(count >> 6) & 0x3f];
output[3] = _crypt_itoa64[(count >> 12) & 0x3f];
output[4] = _crypt_itoa64[(count >> 18) & 0x3f];
value = (unsigned long)(unsigned char)input[0] |
((unsigned long)(unsigned char)input[1] << 8) |
((unsigned long)(unsigned char)input[2] << 16);
output[5] = _crypt_itoa64[value & 0x3f];
output[6] = _crypt_itoa64[(value >> 6) & 0x3f];
output[7] = _crypt_itoa64[(value >> 12) & 0x3f];
output[8] = _crypt_itoa64[(value >> 18) & 0x3f];
output[9] = '\0';
return output;
}
char *_crypt_gensalt_md5_rn(const char *prefix, unsigned long count,
const char *input, int size, char *output, int output_size)
{
unsigned long value;
(void) prefix;
if (size < 3 || output_size < 3 + 4 + 1 || (count && count != 1000)) {
if (output_size > 0) output[0] = '\0';
__set_errno((output_size < 3 + 4 + 1) ? ERANGE : EINVAL);
return NULL;
}
output[0] = '$';
output[1] = '1';
output[2] = '$';
value = (unsigned long)(unsigned char)input[0] |
((unsigned long)(unsigned char)input[1] << 8) |
((unsigned long)(unsigned char)input[2] << 16);
output[3] = _crypt_itoa64[value & 0x3f];
output[4] = _crypt_itoa64[(value >> 6) & 0x3f];
output[5] = _crypt_itoa64[(value >> 12) & 0x3f];
output[6] = _crypt_itoa64[(value >> 18) & 0x3f];
output[7] = '\0';
if (size >= 6 && output_size >= 3 + 4 + 4 + 1) {
value = (unsigned long)(unsigned char)input[3] |
((unsigned long)(unsigned char)input[4] << 8) |
((unsigned long)(unsigned char)input[5] << 16);
output[7] = _crypt_itoa64[value & 0x3f];
output[8] = _crypt_itoa64[(value >> 6) & 0x3f];
output[9] = _crypt_itoa64[(value >> 12) & 0x3f];
output[10] = _crypt_itoa64[(value >> 18) & 0x3f];
output[11] = '\0';
}
return output;
}

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@ -0,0 +1,30 @@
/*
* Written by Solar Designer <solar at openwall.com> in 2000-2011.
* No copyright is claimed, and the software is hereby placed in the public
* domain. In case this attempt to disclaim copyright and place the software
* in the public domain is deemed null and void, then the software is
* Copyright (c) 2000-2011 Solar Designer and it is hereby released to the
* general public under the following terms:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted.
*
* There's ABSOLUTELY NO WARRANTY, express or implied.
*
* See crypt_blowfish.c for more information.
*/
#ifndef _CRYPT_GENSALT_H
#define _CRYPT_GENSALT_H
extern unsigned char _crypt_itoa64[];
extern char *_crypt_gensalt_traditional_rn(const char *prefix,
unsigned long count,
const char *input, int size, char *output, int output_size);
extern char *_crypt_gensalt_extended_rn(const char *prefix,
unsigned long count,
const char *input, int size, char *output, int output_size);
extern char *_crypt_gensalt_md5_rn(const char *prefix, unsigned long count,
const char *input, int size, char *output, int output_size);
#endif

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@ -0,0 +1,53 @@
--- glibc-2.1.3.orig/crypt/sysdeps/unix/Makefile 1997-03-05 00:33:59 +0000
+++ glibc-2.1.3/crypt/sysdeps/unix/Makefile 2000-06-11 03:13:41 +0000
@@ -1,4 +1,4 @@
ifeq ($(subdir),md5-crypt)
-libcrypt-routines += crypt crypt_util
-dont_distribute += crypt.c crypt_util.c
+libcrypt-routines += crypt crypt_util crypt_blowfish x86 crypt_gensalt wrapper
+dont_distribute += crypt.c crypt_util.c crypt_blowfish.c x86.S crypt_gensalt.c wrapper.c
endif
--- glibc-2.1.3.orig/crypt/sysdeps/unix/crypt-entry.c 1998-12-10 12:49:04 +0000
+++ glibc-2.1.3/crypt/sysdeps/unix/crypt-entry.c 2000-06-11 03:14:57 +0000
@@ -70,7 +70,7 @@ extern struct crypt_data _ufc_foobar;
*/
char *
-__crypt_r (key, salt, data)
+__des_crypt_r (key, salt, data)
const char *key;
const char *salt;
struct crypt_data * __restrict data;
@@ -115,6 +115,7 @@ __crypt_r (key, salt, data)
_ufc_output_conversion_r (res[0], res[1], salt, data);
return data->crypt_3_buf;
}
+#if 0
weak_alias (__crypt_r, crypt_r)
char *
@@ -147,3 +148,4 @@ __fcrypt (key, salt)
return crypt (key, salt);
}
#endif
+#endif
--- glibc-2.1.3.orig/md5-crypt/Makefile 1998-07-02 22:46:47 +0000
+++ glibc-2.1.3/md5-crypt/Makefile 2000-06-11 03:12:34 +0000
@@ -21,7 +21,7 @@
#
subdir := md5-crypt
-headers := crypt.h
+headers := crypt.h gnu-crypt.h ow-crypt.h
distribute := md5.h
--- glibc-2.1.3.orig/md5-crypt/Versions 1998-07-02 22:32:07 +0000
+++ glibc-2.1.3/md5-crypt/Versions 2000-06-11 09:11:03 +0000
@@ -1,5 +1,6 @@
libcrypt {
GLIBC_2.0 {
crypt; crypt_r; encrypt; encrypt_r; fcrypt; setkey; setkey_r;
+ crypt_rn; crypt_ra; crypt_gensalt; crypt_gensalt_rn; crypt_gensalt_ra;
}
}

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@ -0,0 +1,55 @@
diff -urp glibc-2.14.orig/crypt/Makefile glibc-2.14/crypt/Makefile
--- glibc-2.14.orig/crypt/Makefile 2011-05-31 04:12:33 +0000
+++ glibc-2.14/crypt/Makefile 2011-07-16 21:40:56 +0000
@@ -22,6 +22,7 @@
subdir := crypt
headers := crypt.h
+headers += gnu-crypt.h ow-crypt.h
extra-libs := libcrypt
extra-libs-others := $(extra-libs)
@@ -29,6 +30,8 @@ extra-libs-others := $(extra-libs)
libcrypt-routines := crypt-entry md5-crypt sha256-crypt sha512-crypt crypt \
crypt_util
+libcrypt-routines += crypt_blowfish x86 crypt_gensalt wrapper
+
tests := cert md5c-test sha256c-test sha512c-test
distribute := ufc-crypt.h crypt-private.h ufc.c speeds.c README.ufc-crypt \
diff -urp glibc-2.14.orig/crypt/Versions glibc-2.14/crypt/Versions
--- glibc-2.14.orig/crypt/Versions 2011-05-31 04:12:33 +0000
+++ glibc-2.14/crypt/Versions 2011-07-16 21:40:56 +0000
@@ -1,5 +1,6 @@
libcrypt {
GLIBC_2.0 {
crypt; crypt_r; encrypt; encrypt_r; fcrypt; setkey; setkey_r;
+ crypt_rn; crypt_ra; crypt_gensalt; crypt_gensalt_rn; crypt_gensalt_ra;
}
}
diff -urp glibc-2.14.orig/crypt/crypt-entry.c glibc-2.14/crypt/crypt-entry.c
--- glibc-2.14.orig/crypt/crypt-entry.c 2011-05-31 04:12:33 +0000
+++ glibc-2.14/crypt/crypt-entry.c 2011-07-16 21:40:56 +0000
@@ -82,7 +82,7 @@ extern struct crypt_data _ufc_foobar;
*/
char *
-__crypt_r (key, salt, data)
+__des_crypt_r (key, salt, data)
const char *key;
const char *salt;
struct crypt_data * __restrict data;
@@ -137,6 +137,7 @@ __crypt_r (key, salt, data)
_ufc_output_conversion_r (res[0], res[1], salt, data);
return data->crypt_3_buf;
}
+#if 0
weak_alias (__crypt_r, crypt_r)
char *
@@ -177,3 +178,4 @@ __fcrypt (key, salt)
return crypt (key, salt);
}
#endif
+#endif

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@ -0,0 +1,52 @@
--- glibc-2.3.6.orig/crypt/Makefile 2001-07-06 04:54:45 +0000
+++ glibc-2.3.6/crypt/Makefile 2004-02-27 00:23:48 +0000
@@ -21,14 +21,14 @@
#
subdir := crypt
-headers := crypt.h
+headers := crypt.h gnu-crypt.h ow-crypt.h
distribute := md5.h
extra-libs := libcrypt
extra-libs-others := $(extra-libs)
-libcrypt-routines := crypt-entry md5-crypt md5 crypt crypt_util
+libcrypt-routines := crypt-entry md5-crypt md5 crypt crypt_util crypt_blowfish x86 crypt_gensalt wrapper
tests = cert md5test md5c-test
--- glibc-2.3.6.orig/crypt/Versions 2000-03-04 00:47:30 +0000
+++ glibc-2.3.6/crypt/Versions 2004-02-27 00:25:15 +0000
@@ -1,5 +1,6 @@
libcrypt {
GLIBC_2.0 {
crypt; crypt_r; encrypt; encrypt_r; fcrypt; setkey; setkey_r;
+ crypt_rn; crypt_ra; crypt_gensalt; crypt_gensalt_rn; crypt_gensalt_ra;
}
}
--- glibc-2.3.6.orig/crypt/crypt-entry.c 2001-07-06 05:18:49 +0000
+++ glibc-2.3.6/crypt/crypt-entry.c 2004-02-27 00:12:32 +0000
@@ -70,7 +70,7 @@ extern struct crypt_data _ufc_foobar;
*/
char *
-__crypt_r (key, salt, data)
+__des_crypt_r (key, salt, data)
const char *key;
const char *salt;
struct crypt_data * __restrict data;
@@ -115,6 +115,7 @@ __crypt_r (key, salt, data)
_ufc_output_conversion_r (res[0], res[1], salt, data);
return data->crypt_3_buf;
}
+#if 0
weak_alias (__crypt_r, crypt_r)
char *
@@ -147,3 +148,4 @@ __fcrypt (key, salt)
return crypt (key, salt);
}
#endif
+#endif

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/*
* Written by Solar Designer <solar at openwall.com> in 2000-2011.
* No copyright is claimed, and the software is hereby placed in the public
* domain. In case this attempt to disclaim copyright and place the software
* in the public domain is deemed null and void, then the software is
* Copyright (c) 2000-2011 Solar Designer and it is hereby released to the
* general public under the following terms:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted.
*
* There's ABSOLUTELY NO WARRANTY, express or implied.
*
* See crypt_blowfish.c for more information.
*/
#ifndef _OW_CRYPT_H
#define _OW_CRYPT_H
#ifndef __GNUC__
#undef __const
#define __const const
#endif
#ifndef __SKIP_GNU
extern char *crypt(__const char *key, __const char *setting);
extern char *crypt_r(__const char *key, __const char *setting, void *data);
#endif
#ifndef __SKIP_OW
extern char *crypt_rn(__const char *key, __const char *setting,
void *data, int size);
extern char *crypt_ra(__const char *key, __const char *setting,
void **data, int *size);
extern char *crypt_gensalt(__const char *prefix, unsigned long count,
__const char *input, int size);
extern char *crypt_gensalt_rn(__const char *prefix, unsigned long count,
__const char *input, int size, char *output, int output_size);
extern char *crypt_gensalt_ra(__const char *prefix, unsigned long count,
__const char *input, int size);
#endif
#endif

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@ -0,0 +1,551 @@
/*
* Written by Solar Designer <solar at openwall.com> in 2000-2014.
* No copyright is claimed, and the software is hereby placed in the public
* domain. In case this attempt to disclaim copyright and place the software
* in the public domain is deemed null and void, then the software is
* Copyright (c) 2000-2014 Solar Designer and it is hereby released to the
* general public under the following terms:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted.
*
* There's ABSOLUTELY NO WARRANTY, express or implied.
*
* See crypt_blowfish.c for more information.
*/
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#ifndef __set_errno
#define __set_errno(val) errno = (val)
#endif
#ifdef TEST
#include <stdio.h>
#include <unistd.h>
#include <signal.h>
#include <time.h>
#include <sys/time.h>
#include <sys/times.h>
#ifdef TEST_THREADS
#include <pthread.h>
#endif
#endif
#define CRYPT_OUTPUT_SIZE (7 + 22 + 31 + 1)
#define CRYPT_GENSALT_OUTPUT_SIZE (7 + 22 + 1)
#if defined(__GLIBC__) && defined(_LIBC)
#define __SKIP_GNU
#endif
#include "ow-crypt.h"
#include "crypt_blowfish.h"
#include "crypt_gensalt.h"
#if defined(__GLIBC__) && defined(_LIBC)
/* crypt.h from glibc-crypt-2.1 will define struct crypt_data for us */
#include "crypt.h"
extern char *__md5_crypt_r(const char *key, const char *salt,
char *buffer, int buflen);
/* crypt-entry.c needs to be patched to define __des_crypt_r rather than
* __crypt_r, and not define crypt_r and crypt at all */
extern char *__des_crypt_r(const char *key, const char *salt,
struct crypt_data *data);
extern struct crypt_data _ufc_foobar;
#endif
static int _crypt_data_alloc(void **data, int *size, int need)
{
void *updated;
if (*data && *size >= need) return 0;
updated = realloc(*data, need);
if (!updated) {
#ifndef __GLIBC__
/* realloc(3) on glibc sets errno, so we don't need to bother */
__set_errno(ENOMEM);
#endif
return -1;
}
#if defined(__GLIBC__) && defined(_LIBC)
if (need >= sizeof(struct crypt_data))
((struct crypt_data *)updated)->initialized = 0;
#endif
*data = updated;
*size = need;
return 0;
}
static char *_crypt_retval_magic(char *retval, const char *setting,
char *output, int size)
{
if (retval)
return retval;
if (_crypt_output_magic(setting, output, size))
return NULL; /* shouldn't happen */
return output;
}
#if defined(__GLIBC__) && defined(_LIBC)
/*
* Applications may re-use the same instance of struct crypt_data without
* resetting the initialized field in order to let crypt_r() skip some of
* its initialization code. Thus, it is important that our multiple hashing
* algorithms either don't conflict with each other in their use of the
* data area or reset the initialized field themselves whenever required.
* Currently, the hashing algorithms simply have no conflicts: the first
* field of struct crypt_data is the 128-byte large DES key schedule which
* __des_crypt_r() calculates each time it is called while the two other
* hashing algorithms use less than 128 bytes of the data area.
*/
char *__crypt_rn(__const char *key, __const char *setting,
void *data, int size)
{
if (setting[0] == '$' && setting[1] == '2')
return _crypt_blowfish_rn(key, setting, (char *)data, size);
if (setting[0] == '$' && setting[1] == '1')
return __md5_crypt_r(key, setting, (char *)data, size);
if (setting[0] == '$' || setting[0] == '_') {
__set_errno(EINVAL);
return NULL;
}
if (size >= sizeof(struct crypt_data))
return __des_crypt_r(key, setting, (struct crypt_data *)data);
__set_errno(ERANGE);
return NULL;
}
char *__crypt_ra(__const char *key, __const char *setting,
void **data, int *size)
{
if (setting[0] == '$' && setting[1] == '2') {
if (_crypt_data_alloc(data, size, CRYPT_OUTPUT_SIZE))
return NULL;
return _crypt_blowfish_rn(key, setting, (char *)*data, *size);
}
if (setting[0] == '$' && setting[1] == '1') {
if (_crypt_data_alloc(data, size, CRYPT_OUTPUT_SIZE))
return NULL;
return __md5_crypt_r(key, setting, (char *)*data, *size);
}
if (setting[0] == '$' || setting[0] == '_') {
__set_errno(EINVAL);
return NULL;
}
if (_crypt_data_alloc(data, size, sizeof(struct crypt_data)))
return NULL;
return __des_crypt_r(key, setting, (struct crypt_data *)*data);
}
char *__crypt_r(__const char *key, __const char *setting,
struct crypt_data *data)
{
return _crypt_retval_magic(
__crypt_rn(key, setting, data, sizeof(*data)),
setting, (char *)data, sizeof(*data));
}
char *__crypt(__const char *key, __const char *setting)
{
return _crypt_retval_magic(
__crypt_rn(key, setting, &_ufc_foobar, sizeof(_ufc_foobar)),
setting, (char *)&_ufc_foobar, sizeof(_ufc_foobar));
}
#else
char *crypt_rn(const char *key, const char *setting, void *data, int size)
{
return _crypt_blowfish_rn(key, setting, (char *)data, size);
}
char *crypt_ra(const char *key, const char *setting,
void **data, int *size)
{
if (_crypt_data_alloc(data, size, CRYPT_OUTPUT_SIZE))
return NULL;
return _crypt_blowfish_rn(key, setting, (char *)*data, *size);
}
char *crypt_r(const char *key, const char *setting, void *data)
{
return _crypt_retval_magic(
crypt_rn(key, setting, data, CRYPT_OUTPUT_SIZE),
setting, (char *)data, CRYPT_OUTPUT_SIZE);
}
char *crypt(const char *key, const char *setting)
{
static char output[CRYPT_OUTPUT_SIZE];
return _crypt_retval_magic(
crypt_rn(key, setting, output, sizeof(output)),
setting, output, sizeof(output));
}
#define __crypt_gensalt_rn crypt_gensalt_rn
#define __crypt_gensalt_ra crypt_gensalt_ra
#define __crypt_gensalt crypt_gensalt
#endif
char *__crypt_gensalt_rn(const char *prefix, unsigned long count,
const char *input, int size, char *output, int output_size)
{
char *(*use)(const char *_prefix, unsigned long _count,
const char *_input, int _size,
char *_output, int _output_size);
/* This may be supported on some platforms in the future */
if (!input) {
__set_errno(EINVAL);
return NULL;
}
if (!strncmp(prefix, "$2a$", 4) || !strncmp(prefix, "$2b$", 4) ||
!strncmp(prefix, "$2y$", 4))
use = _crypt_gensalt_blowfish_rn;
else
if (!strncmp(prefix, "$1$", 3))
use = _crypt_gensalt_md5_rn;
else
if (prefix[0] == '_')
use = _crypt_gensalt_extended_rn;
else
if (!prefix[0] ||
(prefix[0] && prefix[1] &&
memchr(_crypt_itoa64, prefix[0], 64) &&
memchr(_crypt_itoa64, prefix[1], 64)))
use = _crypt_gensalt_traditional_rn;
else {
__set_errno(EINVAL);
return NULL;
}
return use(prefix, count, input, size, output, output_size);
}
char *__crypt_gensalt_ra(const char *prefix, unsigned long count,
const char *input, int size)
{
char output[CRYPT_GENSALT_OUTPUT_SIZE];
char *retval;
retval = __crypt_gensalt_rn(prefix, count,
input, size, output, sizeof(output));
if (retval) {
retval = strdup(retval);
#ifndef __GLIBC__
/* strdup(3) on glibc sets errno, so we don't need to bother */
if (!retval)
__set_errno(ENOMEM);
#endif
}
return retval;
}
char *__crypt_gensalt(const char *prefix, unsigned long count,
const char *input, int size)
{
static char output[CRYPT_GENSALT_OUTPUT_SIZE];
return __crypt_gensalt_rn(prefix, count,
input, size, output, sizeof(output));
}
#if defined(__GLIBC__) && defined(_LIBC)
weak_alias(__crypt_rn, crypt_rn)
weak_alias(__crypt_ra, crypt_ra)
weak_alias(__crypt_r, crypt_r)
weak_alias(__crypt, crypt)
weak_alias(__crypt_gensalt_rn, crypt_gensalt_rn)
weak_alias(__crypt_gensalt_ra, crypt_gensalt_ra)
weak_alias(__crypt_gensalt, crypt_gensalt)
weak_alias(crypt, fcrypt)
#endif
#ifdef TEST
static const char *tests[][3] = {
{"$2a$05$CCCCCCCCCCCCCCCCCCCCC.E5YPO9kmyuRGyh0XouQYb4YMJKvyOeW",
"U*U"},
{"$2a$05$CCCCCCCCCCCCCCCCCCCCC.VGOzA784oUp/Z0DY336zx7pLYAy0lwK",
"U*U*"},
{"$2a$05$XXXXXXXXXXXXXXXXXXXXXOAcXxm9kjPGEMsLznoKqmqw7tc8WCx4a",
"U*U*U"},
{"$2a$05$abcdefghijklmnopqrstuu5s2v8.iXieOjg/.AySBTTZIIVFJeBui",
"0123456789abcdefghijklmnopqrstuvwxyz"
"ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
"chars after 72 are ignored"},
{"$2x$05$/OK.fbVrR/bpIqNJ5ianF.CE5elHaaO4EbggVDjb8P19RukzXSM3e",
"\xa3"},
{"$2x$05$/OK.fbVrR/bpIqNJ5ianF.CE5elHaaO4EbggVDjb8P19RukzXSM3e",
"\xff\xff\xa3"},
{"$2y$05$/OK.fbVrR/bpIqNJ5ianF.CE5elHaaO4EbggVDjb8P19RukzXSM3e",
"\xff\xff\xa3"},
{"$2a$05$/OK.fbVrR/bpIqNJ5ianF.nqd1wy.pTMdcvrRWxyiGL2eMz.2a85.",
"\xff\xff\xa3"},
{"$2b$05$/OK.fbVrR/bpIqNJ5ianF.CE5elHaaO4EbggVDjb8P19RukzXSM3e",
"\xff\xff\xa3"},
{"$2y$05$/OK.fbVrR/bpIqNJ5ianF.Sa7shbm4.OzKpvFnX1pQLmQW96oUlCq",
"\xa3"},
{"$2a$05$/OK.fbVrR/bpIqNJ5ianF.Sa7shbm4.OzKpvFnX1pQLmQW96oUlCq",
"\xa3"},
{"$2b$05$/OK.fbVrR/bpIqNJ5ianF.Sa7shbm4.OzKpvFnX1pQLmQW96oUlCq",
"\xa3"},
{"$2x$05$/OK.fbVrR/bpIqNJ5ianF.o./n25XVfn6oAPaUvHe.Csk4zRfsYPi",
"1\xa3" "345"},
{"$2x$05$/OK.fbVrR/bpIqNJ5ianF.o./n25XVfn6oAPaUvHe.Csk4zRfsYPi",
"\xff\xa3" "345"},
{"$2x$05$/OK.fbVrR/bpIqNJ5ianF.o./n25XVfn6oAPaUvHe.Csk4zRfsYPi",
"\xff\xa3" "34" "\xff\xff\xff\xa3" "345"},
{"$2y$05$/OK.fbVrR/bpIqNJ5ianF.o./n25XVfn6oAPaUvHe.Csk4zRfsYPi",
"\xff\xa3" "34" "\xff\xff\xff\xa3" "345"},
{"$2a$05$/OK.fbVrR/bpIqNJ5ianF.ZC1JEJ8Z4gPfpe1JOr/oyPXTWl9EFd.",
"\xff\xa3" "34" "\xff\xff\xff\xa3" "345"},
{"$2y$05$/OK.fbVrR/bpIqNJ5ianF.nRht2l/HRhr6zmCp9vYUvvsqynflf9e",
"\xff\xa3" "345"},
{"$2a$05$/OK.fbVrR/bpIqNJ5ianF.nRht2l/HRhr6zmCp9vYUvvsqynflf9e",
"\xff\xa3" "345"},
{"$2a$05$/OK.fbVrR/bpIqNJ5ianF.6IflQkJytoRVc1yuaNtHfiuq.FRlSIS",
"\xa3" "ab"},
{"$2x$05$/OK.fbVrR/bpIqNJ5ianF.6IflQkJytoRVc1yuaNtHfiuq.FRlSIS",
"\xa3" "ab"},
{"$2y$05$/OK.fbVrR/bpIqNJ5ianF.6IflQkJytoRVc1yuaNtHfiuq.FRlSIS",
"\xa3" "ab"},
{"$2x$05$6bNw2HLQYeqHYyBfLMsv/OiwqTymGIGzFsA4hOTWebfehXHNprcAS",
"\xd1\x91"},
{"$2x$05$6bNw2HLQYeqHYyBfLMsv/O9LIGgn8OMzuDoHfof8AQimSGfcSWxnS",
"\xd0\xc1\xd2\xcf\xcc\xd8"},
{"$2a$05$/OK.fbVrR/bpIqNJ5ianF.swQOIzjOiJ9GHEPuhEkvqrUyvWhEMx6",
"\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa"
"\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa"
"\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa"
"\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa"
"\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa"
"\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa"
"chars after 72 are ignored as usual"},
{"$2a$05$/OK.fbVrR/bpIqNJ5ianF.R9xrDjiycxMbQE2bp.vgqlYpW5wx2yy",
"\xaa\x55\xaa\x55\xaa\x55\xaa\x55\xaa\x55\xaa\x55"
"\xaa\x55\xaa\x55\xaa\x55\xaa\x55\xaa\x55\xaa\x55"
"\xaa\x55\xaa\x55\xaa\x55\xaa\x55\xaa\x55\xaa\x55"
"\xaa\x55\xaa\x55\xaa\x55\xaa\x55\xaa\x55\xaa\x55"
"\xaa\x55\xaa\x55\xaa\x55\xaa\x55\xaa\x55\xaa\x55"
"\xaa\x55\xaa\x55\xaa\x55\xaa\x55\xaa\x55\xaa\x55"},
{"$2a$05$/OK.fbVrR/bpIqNJ5ianF.9tQZzcJfm3uj2NvJ/n5xkhpqLrMpWCe",
"\x55\xaa\xff\x55\xaa\xff\x55\xaa\xff\x55\xaa\xff"
"\x55\xaa\xff\x55\xaa\xff\x55\xaa\xff\x55\xaa\xff"
"\x55\xaa\xff\x55\xaa\xff\x55\xaa\xff\x55\xaa\xff"
"\x55\xaa\xff\x55\xaa\xff\x55\xaa\xff\x55\xaa\xff"
"\x55\xaa\xff\x55\xaa\xff\x55\xaa\xff\x55\xaa\xff"
"\x55\xaa\xff\x55\xaa\xff\x55\xaa\xff\x55\xaa\xff"},
{"$2a$05$CCCCCCCCCCCCCCCCCCCCC.7uG0VCzI2bS7j6ymqJi9CdcdxiRTWNy",
""},
{"*0", "", "$2a$03$CCCCCCCCCCCCCCCCCCCCC."},
{"*0", "", "$2a$32$CCCCCCCCCCCCCCCCCCCCC."},
{"*0", "", "$2c$05$CCCCCCCCCCCCCCCCCCCCC."},
{"*0", "", "$2z$05$CCCCCCCCCCCCCCCCCCCCC."},
{"*0", "", "$2`$05$CCCCCCCCCCCCCCCCCCCCC."},
{"*0", "", "$2{$05$CCCCCCCCCCCCCCCCCCCCC."},
{"*1", "", "*0"},
{NULL}
};
#define which tests[0]
static volatile sig_atomic_t running;
static void handle_timer(int signum)
{
(void) signum;
running = 0;
}
static void *run(void *arg)
{
unsigned long count = 0;
int i = 0;
void *data = NULL;
int size = 0x12345678;
do {
const char *hash = tests[i][0];
const char *key = tests[i][1];
const char *setting = tests[i][2];
if (!tests[++i][0])
i = 0;
if (setting && strlen(hash) < 30) /* not for benchmark */
continue;
if (strcmp(crypt_ra(key, hash, &data, &size), hash)) {
printf("%d: FAILED (crypt_ra/%d/%lu)\n",
(int)((char *)arg - (char *)0), i, count);
free(data);
return NULL;
}
count++;
} while (running);
free(data);
return count + (char *)0;
}
int main(void)
{
struct itimerval it;
struct tms buf;
clock_t clk_tck, start_real, start_virtual, end_real, end_virtual;
unsigned long count;
void *data;
int size;
char *setting1, *setting2;
int i;
#ifdef TEST_THREADS
pthread_t t[TEST_THREADS];
void *t_retval;
#endif
data = NULL;
size = 0x12345678;
for (i = 0; tests[i][0]; i++) {
const char *hash = tests[i][0];
const char *key = tests[i][1];
const char *setting = tests[i][2];
const char *p;
int ok = !setting || strlen(hash) >= 30;
int o_size;
char s_buf[30], o_buf[61];
if (!setting) {
memcpy(s_buf, hash, sizeof(s_buf) - 1);
s_buf[sizeof(s_buf) - 1] = 0;
setting = s_buf;
}
__set_errno(0);
p = crypt(key, setting);
if ((!ok && !errno) || strcmp(p, hash)) {
printf("FAILED (crypt/%d)\n", i);
return 1;
}
if (ok && strcmp(crypt(key, hash), hash)) {
printf("FAILED (crypt/%d)\n", i);
return 1;
}
for (o_size = -1; o_size <= (int)sizeof(o_buf); o_size++) {
int ok_n = ok && o_size == (int)sizeof(o_buf);
const char *x = "abc";
strcpy(o_buf, x);
if (o_size >= 3) {
x = "*0";
if (setting[0] == '*' && setting[1] == '0')
x = "*1";
}
__set_errno(0);
p = crypt_rn(key, setting, o_buf, o_size);
if ((ok_n && (!p || strcmp(p, hash))) ||
(!ok_n && (!errno || p || strcmp(o_buf, x)))) {
printf("FAILED (crypt_rn/%d)\n", i);
return 1;
}
}
__set_errno(0);
p = crypt_ra(key, setting, &data, &size);
if ((ok && (!p || strcmp(p, hash))) ||
(!ok && (!errno || p || strcmp((char *)data, hash)))) {
printf("FAILED (crypt_ra/%d)\n", i);
return 1;
}
}
setting1 = crypt_gensalt(which[0], 12, data, size);
if (!setting1 || strncmp(setting1, "$2a$12$", 7)) {
puts("FAILED (crypt_gensalt)\n");
return 1;
}
setting2 = crypt_gensalt_ra(setting1, 12, data, size);
if (strcmp(setting1, setting2)) {
puts("FAILED (crypt_gensalt_ra/1)\n");
return 1;
}
(*(char *)data)++;
setting1 = crypt_gensalt_ra(setting2, 12, data, size);
if (!strcmp(setting1, setting2)) {
puts("FAILED (crypt_gensalt_ra/2)\n");
return 1;
}
free(setting1);
free(setting2);
free(data);
#if defined(_SC_CLK_TCK) || !defined(CLK_TCK)
clk_tck = sysconf(_SC_CLK_TCK);
#else
clk_tck = CLK_TCK;
#endif
running = 1;
signal(SIGALRM, handle_timer);
memset(&it, 0, sizeof(it));
it.it_value.tv_sec = 5;
setitimer(ITIMER_REAL, &it, NULL);
start_real = times(&buf);
start_virtual = buf.tms_utime + buf.tms_stime;
count = (char *)run((char *)0) - (char *)0;
end_real = times(&buf);
end_virtual = buf.tms_utime + buf.tms_stime;
if (end_virtual == start_virtual) end_virtual++;
printf("%.1f c/s real, %.1f c/s virtual\n",
(float)count * clk_tck / (end_real - start_real),
(float)count * clk_tck / (end_virtual - start_virtual));
#ifdef TEST_THREADS
running = 1;
it.it_value.tv_sec = 60;
setitimer(ITIMER_REAL, &it, NULL);
start_real = times(&buf);
for (i = 0; i < TEST_THREADS; i++)
if (pthread_create(&t[i], NULL, run, i + (char *)0)) {
perror("pthread_create");
return 1;
}
for (i = 0; i < TEST_THREADS; i++) {
if (pthread_join(t[i], &t_retval)) {
perror("pthread_join");
continue;
}
if (!t_retval) continue;
count = (char *)t_retval - (char *)0;
end_real = times(&buf);
printf("%d: %.1f c/s real\n", i,
(float)count * clk_tck / (end_real - start_real));
}
#endif
return 0;
}
#endif

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deps/crypt_blowfish/x86.S vendored Normal file
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/*
* Written by Solar Designer <solar at openwall.com> in 1998-2010.
* No copyright is claimed, and the software is hereby placed in the public
* domain. In case this attempt to disclaim copyright and place the software
* in the public domain is deemed null and void, then the software is
* Copyright (c) 1998-2010 Solar Designer and it is hereby released to the
* general public under the following terms:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted.
*
* There's ABSOLUTELY NO WARRANTY, express or implied.
*
* See crypt_blowfish.c for more information.
*/
#ifdef __i386__
#if defined(__OpenBSD__) && !defined(__ELF__)
#define UNDERSCORES
#define ALIGN_LOG
#endif
#if defined(__CYGWIN32__) || defined(__MINGW32__)
#define UNDERSCORES
#endif
#ifdef __DJGPP__
#define UNDERSCORES
#define ALIGN_LOG
#endif
#ifdef UNDERSCORES
#define _BF_body_r __BF_body_r
#endif
#ifdef ALIGN_LOG
#define DO_ALIGN(log) .align (log)
#elif defined(DUMBAS)
#define DO_ALIGN(log) .align 1 << log
#else
#define DO_ALIGN(log) .align (1 << (log))
#endif
#define BF_FRAME 0x200
#define ctx %esp
#define BF_ptr (ctx)
#define S(N, r) N+BF_FRAME(ctx,r,4)
#ifdef DUMBAS
#define P(N) 0x1000+N+N+N+N+BF_FRAME(ctx)
#else
#define P(N) 0x1000+4*N+BF_FRAME(ctx)
#endif
/*
* This version of the assembly code is optimized primarily for the original
* Intel Pentium but is also careful to avoid partial register stalls on the
* Pentium Pro family of processors (tested up to Pentium III Coppermine).
*
* It is possible to do 15% faster on the Pentium Pro family and probably on
* many non-Intel x86 processors, but, unfortunately, that would make things
* twice slower for the original Pentium.
*
* An additional 2% speedup may be achieved with non-reentrant code.
*/
#define L %esi
#define R %edi
#define tmp1 %eax
#define tmp1_lo %al
#define tmp2 %ecx
#define tmp2_hi %ch
#define tmp3 %edx
#define tmp3_lo %dl
#define tmp4 %ebx
#define tmp4_hi %bh
#define tmp5 %ebp
.text
#define BF_ROUND(L, R, N) \
xorl L,tmp2; \
xorl tmp1,tmp1; \
movl tmp2,L; \
shrl $16,tmp2; \
movl L,tmp4; \
movb tmp2_hi,tmp1_lo; \
andl $0xFF,tmp2; \
movb tmp4_hi,tmp3_lo; \
andl $0xFF,tmp4; \
movl S(0,tmp1),tmp1; \
movl S(0x400,tmp2),tmp5; \
addl tmp5,tmp1; \
movl S(0x800,tmp3),tmp5; \
xorl tmp5,tmp1; \
movl S(0xC00,tmp4),tmp5; \
addl tmp1,tmp5; \
movl 4+P(N),tmp2; \
xorl tmp5,R
#define BF_ENCRYPT_START \
BF_ROUND(L, R, 0); \
BF_ROUND(R, L, 1); \
BF_ROUND(L, R, 2); \
BF_ROUND(R, L, 3); \
BF_ROUND(L, R, 4); \
BF_ROUND(R, L, 5); \
BF_ROUND(L, R, 6); \
BF_ROUND(R, L, 7); \
BF_ROUND(L, R, 8); \
BF_ROUND(R, L, 9); \
BF_ROUND(L, R, 10); \
BF_ROUND(R, L, 11); \
BF_ROUND(L, R, 12); \
BF_ROUND(R, L, 13); \
BF_ROUND(L, R, 14); \
BF_ROUND(R, L, 15); \
movl BF_ptr,tmp5; \
xorl L,tmp2; \
movl P(17),L
#define BF_ENCRYPT_END \
xorl R,L; \
movl tmp2,R
DO_ALIGN(5)
.globl _BF_body_r
_BF_body_r:
movl 4(%esp),%eax
pushl %ebp
pushl %ebx
pushl %esi
pushl %edi
subl $BF_FRAME-8,%eax
xorl L,L
cmpl %esp,%eax
ja BF_die
xchgl %eax,%esp
xorl R,R
pushl %eax
leal 0x1000+BF_FRAME-4(ctx),%eax
movl 0x1000+BF_FRAME-4(ctx),tmp2
pushl %eax
xorl tmp3,tmp3
BF_loop_P:
BF_ENCRYPT_START
addl $8,tmp5
BF_ENCRYPT_END
leal 0x1000+18*4+BF_FRAME(ctx),tmp1
movl tmp5,BF_ptr
cmpl tmp5,tmp1
movl L,-8(tmp5)
movl R,-4(tmp5)
movl P(0),tmp2
ja BF_loop_P
leal BF_FRAME(ctx),tmp5
xorl tmp3,tmp3
movl tmp5,BF_ptr
BF_loop_S:
BF_ENCRYPT_START
BF_ENCRYPT_END
movl P(0),tmp2
movl L,(tmp5)
movl R,4(tmp5)
BF_ENCRYPT_START
BF_ENCRYPT_END
movl P(0),tmp2
movl L,8(tmp5)
movl R,12(tmp5)
BF_ENCRYPT_START
BF_ENCRYPT_END
movl P(0),tmp2
movl L,16(tmp5)
movl R,20(tmp5)
BF_ENCRYPT_START
addl $32,tmp5
BF_ENCRYPT_END
leal 0x1000+BF_FRAME(ctx),tmp1
movl tmp5,BF_ptr
cmpl tmp5,tmp1
movl P(0),tmp2
movl L,-8(tmp5)
movl R,-4(tmp5)
ja BF_loop_S
movl 4(%esp),%esp
popl %edi
popl %esi
popl %ebx
popl %ebp
ret
BF_die:
/* Oops, need to re-compile with a larger BF_FRAME. */
hlt
jmp BF_die
#endif
#if defined(__ELF__) && defined(__linux__)
.section .note.GNU-stack,"",@progbits
#endif

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deps/libbacktrace vendored

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Subproject commit 7ead8c1ea2f4aeafe9c5b9ef8a9461a9ba781aa8

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*~
*.o
*.lo
*.a
*.la

9286
deps/libbacktrace/Isaac.Newton-Opticks.txt vendored Normal file

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deps/libbacktrace/LICENSE vendored Normal file
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# Copyright (C) 2012-2016 Free Software Foundation, Inc.
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
# (1) Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# (2) Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
# (3) The name of the author may not be used to
# endorse or promote products derived from this software without
# specific prior written permission.
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
# INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
# IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.

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# Makefile.am -- Backtrace Makefile.
# Copyright (C) 2012-2021 Free Software Foundation, Inc.
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
# (1) Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# (2) Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
# (3) The name of the author may not be used to
# endorse or promote products derived from this software without
# specific prior written permission.
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
# INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
# IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
ACLOCAL_AMFLAGS = -I config
AM_CPPFLAGS =
AM_CFLAGS = $(EXTRA_FLAGS) $(WARN_FLAGS) $(PIC_FLAG)
include_HEADERS = backtrace.h backtrace-supported.h
lib_LTLIBRARIES = libbacktrace.la
libbacktrace_la_SOURCES = \
backtrace.h \
atomic.c \
dwarf.c \
fileline.c \
internal.h \
posix.c \
print.c \
sort.c \
state.c
BACKTRACE_FILES = \
backtrace.c \
simple.c \
nounwind.c
FORMAT_FILES = \
elf.c \
macho.c \
pecoff.c \
unknown.c \
xcoff.c
VIEW_FILES = \
read.c \
mmapio.c
ALLOC_FILES = \
alloc.c \
mmap.c
EXTRA_libbacktrace_la_SOURCES = \
$(BACKTRACE_FILES) \
$(FORMAT_FILES) \
$(VIEW_FILES) \
$(ALLOC_FILES)
libbacktrace_la_LIBADD = \
$(BACKTRACE_FILE) \
$(FORMAT_FILE) \
$(VIEW_FILE) \
$(ALLOC_FILE)
libbacktrace_la_DEPENDENCIES = $(libbacktrace_la_LIBADD)
# Testsuite.
# Add a test to this variable if you want it to be built as a program,
# with SOURCES, etc.
check_PROGRAMS =
# Add a test to this variable if you want it to be run.
TESTS =
# Add a test to this variable if you want it to be built as a Makefile
# target and run.
MAKETESTS =
# Add a test to this variable if you want it to be built as a program,
# with SOURCES, etc., and run.
BUILDTESTS =
# Add a file to this variable if you want it to be built for testing.
check_DATA =
# Flags to use when compiling test programs.
libbacktrace_TEST_CFLAGS = $(EXTRA_FLAGS) $(WARN_FLAGS) -g
if USE_DSYMUTIL
%.dSYM: %
$(DSYMUTIL) $<
endif USE_DSYMUTIL
if NATIVE
check_LTLIBRARIES = libbacktrace_alloc.la
libbacktrace_alloc_la_SOURCES = $(libbacktrace_la_SOURCES)
libbacktrace_alloc_la_LIBADD = $(BACKTRACE_FILE) $(FORMAT_FILE) read.lo alloc.lo
libbacktrace_alloc_la_DEPENDENCIES = $(libbacktrace_alloc_la_LIBADD)
check_LTLIBRARIES += libbacktrace_noformat.la
libbacktrace_noformat_la_SOURCES = $(libbacktrace_la_SOURCES)
libbacktrace_noformat_la_LIBADD = $(BACKTRACE_FILE) $(VIEW_FILE) $(ALLOC_FILE)
libbacktrace_noformat_la_DEPENDENCIES = $(libbacktrace_noformat_la_LIBADD)
if HAVE_ELF
if HAVE_OBJCOPY_DEBUGLINK
TEST_BUILD_ID_DIR=$(abs_builddir)/usr/lib/debug/.build-id/
check_LTLIBRARIES += libbacktrace_elf_for_test.la
libbacktrace_elf_for_test_la_SOURCES = $(libbacktrace_la_SOURCES)
libbacktrace_elf_for_test_la_LIBADD = $(BACKTRACE_FILE) elf_for_test.lo \
$(VIEW_FILE) $(ALLOC_FILE)
elf_for_test.c: elf.c
SEARCH='^#define SYSTEM_BUILD_ID_DIR.*$$'; \
REPLACE="#define SYSTEM_BUILD_ID_DIR \"$(TEST_BUILD_ID_DIR)\""; \
$(SED) "s%$$SEARCH%$$REPLACE%" \
$< \
> $@.tmp
mv $@.tmp $@
endif HAVE_OBJCOPY_DEBUGLINK
endif HAVE_ELF
elf_%.c: elf.c
SEARCH='#error "Unknown BACKTRACE_ELF_SIZE"'; \
REPLACE='#undef BACKTRACE_ELF_SIZE\
#define BACKTRACE_ELF_SIZE'; \
$(SED) "s/^$$SEARCH\$$/$$REPLACE $*/" \
$< \
> $@.tmp
mv $@.tmp $@
xcoff_%.c: xcoff.c
SEARCH='#error "Unknown BACKTRACE_XCOFF_SIZE"'; \
REPLACE='#undef BACKTRACE_XCOFF_SIZE\
#define BACKTRACE_XCOFF_SIZE'; \
$(SED) "s/^$$SEARCH\$$/$$REPLACE $*/" \
$< \
> $@.tmp
mv $@.tmp $@
test_elf_32_SOURCES = test_format.c testlib.c
test_elf_32_CFLAGS = $(libbacktrace_TEST_CFLAGS)
test_elf_32_LDADD = libbacktrace_noformat.la elf_32.lo
BUILDTESTS += test_elf_32
test_elf_64_SOURCES = test_format.c testlib.c
test_elf_64_CFLAGS = $(libbacktrace_TEST_CFLAGS)
test_elf_64_LDADD = libbacktrace_noformat.la elf_64.lo
BUILDTESTS += test_elf_64
test_macho_SOURCES = test_format.c testlib.c
test_macho_CFLAGS = $(libbacktrace_TEST_CFLAGS)
test_macho_LDADD = libbacktrace_noformat.la macho.lo
BUILDTESTS += test_macho
test_xcoff_32_SOURCES = test_format.c testlib.c
test_xcoff_32_CFLAGS = $(libbacktrace_TEST_CFLAGS)
test_xcoff_32_LDADD = libbacktrace_noformat.la xcoff_32.lo
BUILDTESTS += test_xcoff_32
test_xcoff_64_SOURCES = test_format.c testlib.c
test_xcoff_64_CFLAGS = $(libbacktrace_TEST_CFLAGS)
test_xcoff_64_LDADD = libbacktrace_noformat.la xcoff_64.lo
BUILDTESTS += test_xcoff_64
test_pecoff_SOURCES = test_format.c testlib.c
test_pecoff_CFLAGS = $(libbacktrace_TEST_CFLAGS)
test_pecoff_LDADD = libbacktrace_noformat.la pecoff.lo
BUILDTESTS += test_pecoff
test_unknown_SOURCES = test_format.c testlib.c
test_unknown_CFLAGS = $(libbacktrace_TEST_CFLAGS)
test_unknown_LDADD = libbacktrace_noformat.la unknown.lo
BUILDTESTS += test_unknown
unittest_SOURCES = unittest.c testlib.c
unittest_CFLAGS = $(libbacktrace_TEST_CFLAGS)
unittest_LDADD = libbacktrace.la
BUILDTESTS += unittest
unittest_alloc_SOURCES = $(unittest_SOURCES)
unittest_alloc_CFLAGS = $(libbacktrace_TEST_CFLAGS)
unittest_alloc_LDADD = libbacktrace_alloc.la
BUILDTESTS += unittest_alloc
check_LTLIBRARIES += libbacktrace_instrumented_alloc.la
libbacktrace_instrumented_alloc_la_SOURCES = $(libbacktrace_la_SOURCES)
libbacktrace_instrumented_alloc_la_LIBADD = $(BACKTRACE_FILE) $(FORMAT_FILE) \
read.lo instrumented_alloc.lo
libbacktrace_instrumented_alloc_la_DEPENDENCIES = \
$(libbacktrace_instrumented_alloc_la_LIBADD)
instrumented_alloc.lo: alloc.c
allocfail_SOURCES = allocfail.c testlib.c
allocfail_CFLAGS = $(libbacktrace_TEST_CFLAGS)
allocfail_LDADD = libbacktrace_instrumented_alloc.la
check_PROGRAMS += allocfail
allocfail.sh: allocfail
TESTS += allocfail.sh
if USE_DSYMUTIL
check_DATA += allocfail.dSYM
endif USE_DSYMUTIL
if HAVE_ELF
if HAVE_BUILDID
if HAVE_OBJCOPY_DEBUGLINK
b2test_SOURCES = $(btest_SOURCES)
b2test_CFLAGS = $(libbacktrace_TEST_CFLAGS)
b2test_LDFLAGS = -Wl,--build-id
b2test_LDADD = libbacktrace_elf_for_test.la
check_PROGRAMS += b2test
MAKETESTS += b2test_buildid
if HAVE_DWZ
b3test_SOURCES = $(btest_SOURCES)
b3test_CFLAGS = $(libbacktrace_TEST_CFLAGS)
b3test_LDFLAGS = -Wl,--build-id
b3test_LDADD = libbacktrace_elf_for_test.la
check_PROGRAMS += b3test
MAKETESTS += b3test_dwz_buildid
endif HAVE_DWZ
endif HAVE_OBJCOPY_DEBUGLINK
endif HAVE_BUILDID
endif HAVE_ELF
btest_SOURCES = btest.c testlib.c
btest_CFLAGS = $(libbacktrace_TEST_CFLAGS) -O
btest_LDADD = libbacktrace.la
BUILDTESTS += btest
if USE_DSYMUTIL
check_DATA += btest.dSYM
endif USE_DSYMUTIL
if HAVE_ELF
btest_lto_SOURCES = btest.c testlib.c
btest_lto_CFLAGS = $(libbacktrace_TEST_CFLAGS) -O -flto
btest_lto_LDADD = libbacktrace.la
BUILDTESTS += btest_lto
endif HAVE_ELF
btest_alloc_SOURCES = $(btest_SOURCES)
btest_alloc_CFLAGS = $(libbacktrace_TEST_CFLAGS)
btest_alloc_LDADD = libbacktrace_alloc.la
BUILDTESTS += btest_alloc
if USE_DSYMUTIL
check_DATA += btest_alloc.dSYM
endif USE_DSYMUTIL
if HAVE_DWZ
%_dwz: %
rm -f $@ $@_common.debug
cp $< $@_1
cp $< $@_2
if $(DWZ) -m $@_common.debug $@_1 $@_2; then \
rm -f $@_2; \
mv $@_1 $@; \
else \
echo "Ignoring dwz errors, assuming that test passes"; \
cp $< $@; \
fi
MAKETESTS += btest_dwz
if HAVE_OBJCOPY_DEBUGLINK
MAKETESTS += btest_dwz_gnudebuglink
endif HAVE_OBJCOPY_DEBUGLINK
endif HAVE_DWZ
stest_SOURCES = stest.c
stest_CFLAGS = $(libbacktrace_TEST_CFLAGS)
stest_LDADD = libbacktrace.la
BUILDTESTS += stest
if USE_DSYMUTIL
check_DATA += stest.dSYM
endif USE_DSYMUTIL
stest_alloc_SOURCES = $(stest_SOURCES)
stest_alloc_CFLAGS = $(libbacktrace_TEST_CFLAGS)
stest_alloc_LDADD = libbacktrace_alloc.la
BUILDTESTS += stest_alloc
if USE_DSYMUTIL
check_DATA += stest_alloc.dSYM
endif USE_DSYMUTIL
if HAVE_ELF
ztest_SOURCES = ztest.c testlib.c
ztest_CFLAGS = $(libbacktrace_TEST_CFLAGS) -DSRCDIR=\"$(srcdir)\"
ztest_LDADD = libbacktrace.la
ztest_alloc_LDADD = libbacktrace_alloc.la
if HAVE_ZLIB
ztest_LDADD += -lz
ztest_alloc_LDADD += -lz
endif
ztest_LDADD += $(CLOCK_GETTIME_LINK)
ztest_alloc_LDADD += $(CLOCK_GETTIME_LINK)
BUILDTESTS += ztest
ztest_alloc_SOURCES = $(ztest_SOURCES)
ztest_alloc_CFLAGS = $(ztest_CFLAGS)
BUILDTESTS += ztest_alloc
zstdtest_SOURCES = zstdtest.c testlib.c
zstdtest_CFLAGS = $(libbacktrace_TEST_CFLAGS) -DSRCDIR=\"$(srcdir)\"
zstdtest_LDADD = libbacktrace.la
zstdtest_alloc_LDADD = libbacktrace_alloc.la
if HAVE_ZSTD
zstdtest_LDADD += -lzstd
zstdtest_alloc_LDADD += -lzstd
endif
zstdtest_LDADD += $(CLOCK_GETTIME_LINK)
zstdtest_alloc_LDADD += $(CLOCK_GETTIME_LINK)
BUILDTESTS += zstdtest
zstdtest_alloc_SOURCES = $(zstdtest_SOURCES)
zstdtest_alloc_CFLAGS = $(zstdtest_CFLAGS)
BUILDTESTS += zstdtest_alloc
endif HAVE_ELF
edtest_SOURCES = edtest.c edtest2_build.c testlib.c
edtest_CFLAGS = $(libbacktrace_TEST_CFLAGS)
edtest_LDADD = libbacktrace.la
BUILDTESTS += edtest
if USE_DSYMUTIL
check_DATA += edtest.dSYM
endif USE_DSYMUTIL
edtest_alloc_SOURCES = $(edtest_SOURCES)
edtest_alloc_CFLAGS = $(libbacktrace_TEST_CFLAGS)
edtest_alloc_LDADD = libbacktrace_alloc.la
if USE_DSYMUTIL
check_DATA += edtest_alloc.dSYM
endif USE_DSYMUTIL
BUILDTESTS += edtest_alloc
edtest2_build.c: gen_edtest2_build; @true
gen_edtest2_build: $(srcdir)/edtest2.c
cat $(srcdir)/edtest2.c > tmp-edtest2_build.c
$(SHELL) $(srcdir)/move-if-change tmp-edtest2_build.c edtest2_build.c
echo timestamp > $@
if HAVE_PTHREAD
BUILDTESTS += ttest
ttest_SOURCES = ttest.c testlib.c
ttest_CFLAGS = $(libbacktrace_TEST_CFLAGS) -pthread
ttest_LDADD = libbacktrace.la
if USE_DSYMUTIL
check_DATA += ttest.dSYM
endif USE_DSYMUTIL
BUILDTESTS += ttest_alloc
ttest_alloc_SOURCES = $(ttest_SOURCES)
ttest_alloc_CFLAGS = $(ttest_CFLAGS)
ttest_alloc_LDADD = libbacktrace_alloc.la
if USE_DSYMUTIL
check_DATA += ttest_alloc.dSYM
endif USE_DSYMUTIL
endif HAVE_PTHREAD
if HAVE_OBJCOPY_DEBUGLINK
MAKETESTS += btest_gnudebuglink
%_gnudebuglink: %
$(OBJCOPY) --only-keep-debug $< $@.debug
$(OBJCOPY) --strip-debug --add-gnu-debuglink=$@.debug $< $@
endif HAVE_OBJCOPY_DEBUGLINK
%_buildid: %
./install-debuginfo-for-buildid.sh \
"$(TEST_BUILD_ID_DIR)" \
$<
$(OBJCOPY) --strip-debug $< $@
if HAVE_COMPRESSED_DEBUG
ctestg_SOURCES = btest.c testlib.c
ctestg_CFLAGS = $(libbacktrace_TEST_CFLAGS)
ctestg_LDFLAGS = -Wl,--compress-debug-sections=zlib-gnu
ctestg_LDADD = libbacktrace.la
ctesta_SOURCES = btest.c testlib.c
ctesta_CFLAGS = $(libbacktrace_TEST_CFLAGS)
ctesta_LDFLAGS = -Wl,--compress-debug-sections=zlib-gabi
ctesta_LDADD = libbacktrace.la
BUILDTESTS += ctestg ctesta
if HAVE_COMPRESSED_DEBUG_ZSTD
ctestzstd_SOURCES = btest.c testlib.c
ctestzstd_CFLAGS = $(libbacktrace_TEST_CFLAGS)
ctestzstd_LDFLAGS = -Wl,--compress-debug-sections=zstd
ctestzstd_LDADD = libbacktrace.la
BUILDTESTS += ctestzstd
endif
ctestg_alloc_SOURCES = $(ctestg_SOURCES)
ctestg_alloc_CFLAGS = $(ctestg_CFLAGS)
ctestg_alloc_LDFLAGS = $(ctestg_LDFLAGS)
ctestg_alloc_LDADD = libbacktrace_alloc.la
ctesta_alloc_SOURCES = $(ctesta_SOURCES)
ctesta_alloc_CFLAGS = $(ctesta_CFLAGS)
ctesta_alloc_LDFLAGS = $(ctesta_LDFLAGS)
ctesta_alloc_LDADD = libbacktrace_alloc.la
BUILDTESTS += ctestg_alloc ctesta_alloc
endif
if HAVE_DWARF5
dwarf5_SOURCES = btest.c testlib.c
dwarf5_CFLAGS = $(libbacktrace_TEST_CFLAGS) -gdwarf-5
dwarf5_LDADD = libbacktrace.la
BUILDTESTS += dwarf5
if USE_DSYMUTIL
check_DATA += dwarf5.dSYM
endif USE_DSYMUTIL
dwarf5_alloc_SOURCES = $(dwarf5_SOURCES)
dwarf5_alloc_CFLAGS = $(dwarf5_CFLAGS)
dwarf5_alloc_LDADD = libbacktrace_alloc.la
BUILDTESTS += dwarf5_alloc
if USE_DSYMUTIL
check_DATA += dwarf5_alloc.dSYM
endif USE_DSYMUTIL
endif
mtest_SOURCES = mtest.c testlib.c
mtest_CFLAGS = $(libbacktrace_TEST_CFLAGS) -O
mtest_LDADD = libbacktrace.la
BUILDTESTS += mtest
if USE_DSYMUTIL
check_DATA += mtest.dSYM
endif USE_DSYMUTIL
if HAVE_MINIDEBUG
MAKETESTS += mtest_minidebug
%_minidebug: %
$(NM) -D $< -P --defined-only | $(AWK) '{ print $$1 }' | sort > $<.dsyms
$(NM) $< -P --defined-only | $(AWK) '{ if ($$2 == "T" || $$2 == "t" || $$2 == "D") print $$1 }' | sort > $<.fsyms
$(COMM) -13 $<.dsyms $<.fsyms > $<.keepsyms
$(OBJCOPY) --only-keep-debug $< $<.dbg
$(OBJCOPY) -S --remove-section .gdb_index --remove-section .comment --keep-symbols=$<.keepsyms $<.dbg $<.mdbg
$(OBJCOPY) --strip-all --remove-section ..comment $< $<.strip
rm -f $<.mdbg.xz
$(XZ) $<.mdbg
$(OBJCOPY) --add-section .gnu_debugdata=$<.mdbg.xz $<.strip
mv $<.strip $@
endif HAVE_MINIDEBUG
endif NATIVE
if HAVE_ELF
xztest_SOURCES = xztest.c testlib.c
xztest_CFLAGS = $(libbacktrace_TEST_CFLAGS) -DSRCDIR=\"$(srcdir)\"
xztest_LDADD = libbacktrace.la
xztest_alloc_SOURCES = $(xztest_SOURCES)
xztest_alloc_CFLAGS = $(xztest_CFLAGS)
xztest_alloc_LDADD = libbacktrace_alloc.la
if HAVE_LIBLZMA
xztest_LDADD += -llzma
xztest_alloc_LDADD += -llzma
endif
xztest_LDADD += $(CLOCK_GETTIME_LINK)
xztest_alloc_LDADD += $(CLOCK_GETTIME_LINK)
BUILDTESTS += xztest xztest_alloc
endif HAVE_ELF
check_PROGRAMS += $(BUILDTESTS)
TESTS += $(MAKETESTS) $(BUILDTESTS)
CLEANFILES = \
$(MAKETESTS) $(BUILDTESTS) *.debug elf_for_test.c edtest2_build.c \
gen_edtest2_build \
*.dsyms *.fsyms *.keepsyms *.dbg *.mdbg *.mdbg.xz *.strip
clean-local:
-rm -rf usr
# We can't use automake's automatic dependency tracking, because it
# breaks when using bootstrap-lean. Automatic dependency tracking
# with GCC bootstrap will cause some of the objects to depend on
# header files in prev-gcc/include, e.g., stddef.h and stdarg.h. When
# using bootstrap-lean, prev-gcc is removed after each stage. When
# running "make install", those header files will be gone, causing the
# library to be rebuilt at install time. That may not succeed.
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alloc.lo: config.h backtrace.h internal.h
backtrace.lo: config.h backtrace.h internal.h
btest.lo: filenames.h backtrace.h backtrace-supported.h
dwarf.lo: config.h filenames.h backtrace.h internal.h
elf.lo: config.h backtrace.h internal.h
fileline.lo: config.h backtrace.h internal.h
macho.lo: config.h backtrace.h internal.h
mmap.lo: config.h backtrace.h internal.h
mmapio.lo: config.h backtrace.h internal.h
mtest.lo: backtrace.h backtrace-supported.h
nounwind.lo: config.h internal.h
pecoff.lo: config.h backtrace.h internal.h
posix.lo: config.h backtrace.h internal.h
print.lo: config.h backtrace.h internal.h
read.lo: config.h backtrace.h internal.h
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sort.lo: config.h backtrace.h internal.h
stest.lo: config.h backtrace.h internal.h
state.lo: config.h backtrace.h backtrace-supported.h internal.h
unknown.lo: config.h backtrace.h internal.h
xcoff.lo: config.h backtrace.h internal.h
xztest.lo: config.h backtrace.h backtrace-supported.h internal.h testlib.h
ztest.lo: config.h backtrace.h backtrace-supported.h internal.h testlib.h

2666
deps/libbacktrace/Makefile.in vendored Normal file

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36
deps/libbacktrace/README.md vendored Normal file
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@ -0,0 +1,36 @@
# libbacktrace
A C library that may be linked into a C/C++ program to produce symbolic backtraces
Initially written by Ian Lance Taylor <iant@golang.org>.
This is version 1.0.
It is likely that this will always be version 1.0.
The libbacktrace library may be linked into a program or library and
used to produce symbolic backtraces.
Sample uses would be to print a detailed backtrace when an error
occurs or to gather detailed profiling information.
In general the functions provided by this library are async-signal-safe,
meaning that they may be safely called from a signal handler.
The libbacktrace library is provided under a BSD license.
See the source files for the exact license text.
The public functions are declared and documented in the header file
backtrace.h, which should be #include'd by a user of the library.
Building libbacktrace will generate a file backtrace-supported.h,
which a user of the library may use to determine whether backtraces
will work.
See the source file backtrace-supported.h.in for the macros that it
defines.
As of October 2020, libbacktrace supports ELF, PE/COFF, Mach-O, and
XCOFF executables with DWARF debugging information.
In other words, it supports GNU/Linux, *BSD, macOS, Windows, and AIX.
The library is written to make it straightforward to add support for
other object file and debugging formats.
The library relies on the C++ unwind API defined at
https://itanium-cxx-abi.github.io/cxx-abi/abi-eh.html
This API is provided by GCC and clang.

864
deps/libbacktrace/aclocal.m4 vendored Normal file
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@ -0,0 +1,864 @@
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[],
[m4_fatal([Unknown tar format])])
AC_MSG_CHECKING([how to create a $1 tar archive])
# Go ahead even if we have the value already cached. We do so because we
# need to set the values for the 'am__tar' and 'am__untar' variables.
_am_tools=${am_cv_prog_tar_$1-$_am_tools}
for _am_tool in $_am_tools; do
case $_am_tool in
gnutar)
for _am_tar in tar gnutar gtar; do
AM_RUN_LOG([$_am_tar --version]) && break
done
am__tar="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$$tardir"'
am__tar_="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$tardir"'
am__untar="$_am_tar -xf -"
;;
plaintar)
# Must skip GNU tar: if it does not support --format= it doesn't create
# ustar tarball either.
(tar --version) >/dev/null 2>&1 && continue
am__tar='tar chf - "$$tardir"'
am__tar_='tar chf - "$tardir"'
am__untar='tar xf -'
;;
pax)
am__tar='pax -L -x $1 -w "$$tardir"'
am__tar_='pax -L -x $1 -w "$tardir"'
am__untar='pax -r'
;;
cpio)
am__tar='find "$$tardir" -print | cpio -o -H $1 -L'
am__tar_='find "$tardir" -print | cpio -o -H $1 -L'
am__untar='cpio -i -H $1 -d'
;;
none)
am__tar=false
am__tar_=false
am__untar=false
;;
esac
# If the value was cached, stop now. We just wanted to have am__tar
# and am__untar set.
test -n "${am_cv_prog_tar_$1}" && break
# tar/untar a dummy directory, and stop if the command works.
rm -rf conftest.dir
mkdir conftest.dir
echo GrepMe > conftest.dir/file
AM_RUN_LOG([tardir=conftest.dir && eval $am__tar_ >conftest.tar])
rm -rf conftest.dir
if test -s conftest.tar; then
AM_RUN_LOG([$am__untar <conftest.tar])
AM_RUN_LOG([cat conftest.dir/file])
grep GrepMe conftest.dir/file >/dev/null 2>&1 && break
fi
done
rm -rf conftest.dir
AC_CACHE_VAL([am_cv_prog_tar_$1], [am_cv_prog_tar_$1=$_am_tool])
AC_MSG_RESULT([$am_cv_prog_tar_$1])])
AC_SUBST([am__tar])
AC_SUBST([am__untar])
]) # _AM_PROG_TAR
m4_include([config/lead-dot.m4])
m4_include([config/libtool.m4])
m4_include([config/ltoptions.m4])
m4_include([config/ltsugar.m4])
m4_include([config/ltversion.m4])
m4_include([config/lt~obsolete.m4])
m4_include([config/multi.m4])
m4_include([config/override.m4])
m4_include([config/unwind_ipinfo.m4])
m4_include([config/warnings.m4])

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/* alloc.c -- Memory allocation without mmap.
Copyright (C) 2012-2021 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
#include "config.h"
#include <errno.h>
#include <stdlib.h>
#include <sys/types.h>
#include "backtrace.h"
#include "internal.h"
/* Allocation routines to use on systems that do not support anonymous
mmap. This implementation just uses malloc, which means that the
backtrace functions may not be safely invoked from a signal
handler. */
/* Allocate memory like malloc. If ERROR_CALLBACK is NULL, don't
report an error. */
void *
backtrace_alloc (struct backtrace_state *state ATTRIBUTE_UNUSED,
size_t size, backtrace_error_callback error_callback,
void *data)
{
void *ret;
ret = malloc (size);
if (ret == NULL)
{
if (error_callback)
error_callback (data, "malloc", errno);
}
return ret;
}
/* Free memory. */
void
backtrace_free (struct backtrace_state *state ATTRIBUTE_UNUSED,
void *p, size_t size ATTRIBUTE_UNUSED,
backtrace_error_callback error_callback ATTRIBUTE_UNUSED,
void *data ATTRIBUTE_UNUSED)
{
free (p);
}
/* Grow VEC by SIZE bytes. */
void *
backtrace_vector_grow (struct backtrace_state *state ATTRIBUTE_UNUSED,
size_t size, backtrace_error_callback error_callback,
void *data, struct backtrace_vector *vec)
{
void *ret;
if (size > vec->alc)
{
size_t alc;
void *base;
if (vec->size == 0)
alc = 32 * size;
else if (vec->size >= 4096)
alc = vec->size + 4096;
else
alc = 2 * vec->size;
if (alc < vec->size + size)
alc = vec->size + size;
base = realloc (vec->base, alc);
if (base == NULL)
{
error_callback (data, "realloc", errno);
return NULL;
}
vec->base = base;
vec->alc = alc - vec->size;
}
ret = (char *) vec->base + vec->size;
vec->size += size;
vec->alc -= size;
return ret;
}
/* Finish the current allocation on VEC. */
void *
backtrace_vector_finish (struct backtrace_state *state,
struct backtrace_vector *vec,
backtrace_error_callback error_callback,
void *data)
{
void *ret;
/* With this allocator we call realloc in backtrace_vector_grow,
which means we can't easily reuse the memory here. So just
release it. */
if (!backtrace_vector_release (state, vec, error_callback, data))
return NULL;
ret = vec->base;
vec->base = NULL;
vec->size = 0;
vec->alc = 0;
return ret;
}
/* Release any extra space allocated for VEC. */
int
backtrace_vector_release (struct backtrace_state *state ATTRIBUTE_UNUSED,
struct backtrace_vector *vec,
backtrace_error_callback error_callback,
void *data)
{
vec->alc = 0;
if (vec->size == 0)
{
/* As of C17, realloc with size 0 is marked as an obsolescent feature, use
free instead. */
free (vec->base);
vec->base = NULL;
return 1;
}
vec->base = realloc (vec->base, vec->size);
if (vec->base == NULL)
{
error_callback (data, "realloc", errno);
return 0;
}
return 1;
}

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/* allocfail.c -- Test for libbacktrace library
Copyright (C) 2018-2021 Free Software Foundation, Inc.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "filenames.h"
#include "backtrace.h"
#include "backtrace-supported.h"
#include "testlib.h"
extern uint64_t get_nr_allocs (void);
extern void set_fail_at_alloc (uint64_t);
extern int at_fail_alloc_p (void);
static int test1 (void) __attribute__ ((noinline, unused));
static int f2 (int) __attribute__ ((noinline));
static int f3 (int, int) __attribute__ ((noinline));
static unsigned callback_errors = 0;
static void
error_callback_full (void *vdata ATTRIBUTE_UNUSED,
const char *msg ATTRIBUTE_UNUSED,
int errnum ATTRIBUTE_UNUSED)
{
if (at_fail_alloc_p ())
{
set_fail_at_alloc (0);
return;
}
callback_errors++;
}
static int
callback_full (void *vdata ATTRIBUTE_UNUSED, uintptr_t pc ATTRIBUTE_UNUSED,
const char *filename ATTRIBUTE_UNUSED,
int lineno ATTRIBUTE_UNUSED,
const char *function ATTRIBUTE_UNUSED)
{
return 0;
}
static int
test1 (void)
{
return f2 (__LINE__) + 1;
}
static int
f2 (int f1line)
{
return f3 (f1line, __LINE__) + 2;
}
static int
f3 (int f1line ATTRIBUTE_UNUSED, int f2line ATTRIBUTE_UNUSED)
{
int i;
i = backtrace_full (state, 0, callback_full, error_callback_full, NULL);
if (i != 0)
{
fprintf (stderr, "test1: unexpected return value %d\n", i);
++failures;
}
if (callback_errors)
++failures;
return failures;
}
/* Run all the tests. */
int
main (int argc, char **argv)
{
uint64_t fail_at = 0;
if (argc == 2)
{
fail_at = atoi (argv[1]);
set_fail_at_alloc (fail_at);
}
state = backtrace_create_state (argv[0], BACKTRACE_SUPPORTS_THREADS,
error_callback_full, NULL);
if (state == NULL)
exit (failures ? EXIT_FAILURE : EXIT_SUCCESS);
#if BACKTRACE_SUPPORTED
test1 ();
#endif
if (argc == 1)
fprintf (stderr, "%llu\n", (long long unsigned) get_nr_allocs ());
exit (failures ? EXIT_FAILURE : EXIT_SUCCESS);
}

104
deps/libbacktrace/allocfail.sh vendored Executable file
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#!/bin/sh
# allocfail.sh -- Test for libbacktrace library.
# Copyright (C) 2018-2021 Free Software Foundation, Inc.
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
# (1) Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# (2) Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
# (3) The name of the author may not be used to
# endorse or promote products derived from this software without
# specific prior written permission.
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
# INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
# IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
set -e
if [ ! -f ./allocfail ]; then
# Hard failure.
exit 99
fi
allocs=$(./allocfail 2>&1)
if [ "$allocs" = "" ]; then
# Hard failure.
exit 99
fi
# This generates the following output:
# ...
# $ allocfail.sh
# allocs: 80495
# Status changed to 0 at 1
# Status changed to 1 at 3
# Status changed to 0 at 11
# Status changed to 1 at 12
# Status changed to 0 at 845
# ...
#
# We have status 0 for an allocation failure at:
# - 1 because backtrace_create_state handles failure robustly
# - 2 because the fail switches backtrace_full to !can_alloc mode.
# - 11 because failure of elf_open_debugfile_by_buildid does not generate an
# error callback beyond the one for the allocation failure itself.
echo "allocs: $allocs"
step=1
i=1
passes=0
prev_status=-1
while [ $i -le $allocs ]; do
if ./allocfail $i >/dev/null 2>&1; status=$?; then
true
fi
if [ $status -gt 1 ]; then
echo "Unallowed fail found: $i"
# Failure.
exit 1
fi
# The test-case would run too long if we would excercise all allocs.
# So, run with step 1 initially, and increase the step once we have 10
# subsequent passes, and drop back to step 1 once we encounter another
# failure. This takes ~2.6 seconds on an i7-6600U CPU @ 2.60GHz.
if [ $status -eq 0 ]; then
passes=$(($passes + 1))
if [ $passes -ge 10 ]; then
step=$((step * 10))
passes=0
fi
elif [ $status -eq 1 ]; then
passes=0
step=1
fi
if [ $status -ne $prev_status ]; then
echo "Status changed to $status at $i"
fi
prev_status=$status
i=$(($i + $step))
done
# Success.
exit 0

113
deps/libbacktrace/atomic.c vendored Normal file
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/* atomic.c -- Support for atomic functions if not present.
Copyright (C) 2013-2021 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
#include "config.h"
#include <sys/types.h>
#include "backtrace.h"
#include "backtrace-supported.h"
#include "internal.h"
/* This file holds implementations of the atomic functions that are
used if the host compiler has the sync functions but not the atomic
functions, as is true of versions of GCC before 4.7. */
#if !defined (HAVE_ATOMIC_FUNCTIONS) && defined (HAVE_SYNC_FUNCTIONS)
/* Do an atomic load of a pointer. */
void *
backtrace_atomic_load_pointer (void *arg)
{
void **pp;
void *p;
pp = (void **) arg;
p = *pp;
while (!__sync_bool_compare_and_swap (pp, p, p))
p = *pp;
return p;
}
/* Do an atomic load of an int. */
int
backtrace_atomic_load_int (int *p)
{
int i;
i = *p;
while (!__sync_bool_compare_and_swap (p, i, i))
i = *p;
return i;
}
/* Do an atomic store of a pointer. */
void
backtrace_atomic_store_pointer (void *arg, void *p)
{
void **pp;
void *old;
pp = (void **) arg;
old = *pp;
while (!__sync_bool_compare_and_swap (pp, old, p))
old = *pp;
}
/* Do an atomic store of a size_t value. */
void
backtrace_atomic_store_size_t (size_t *p, size_t v)
{
size_t old;
old = *p;
while (!__sync_bool_compare_and_swap (p, old, v))
old = *p;
}
/* Do an atomic store of a int value. */
void
backtrace_atomic_store_int (int *p, int v)
{
size_t old;
old = *p;
while (!__sync_bool_compare_and_swap (p, old, v))
old = *p;
}
#endif

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/* backtrace-supported.h.in -- Whether stack backtrace is supported.
Copyright (C) 2012-2021 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
/* The file backtrace-supported.h.in is used by configure to generate
the file backtrace-supported.h. The file backtrace-supported.h may
be #include'd to see whether the backtrace library will be able to
get a backtrace and produce symbolic information. */
/* BACKTRACE_SUPPORTED will be #define'd as 1 if the backtrace library
should work, 0 if it will not. Libraries may #include this to make
other arrangements. */
#define BACKTRACE_SUPPORTED @BACKTRACE_SUPPORTED@
/* BACKTRACE_USES_MALLOC will be #define'd as 1 if the backtrace
library will call malloc as it works, 0 if it will call mmap
instead. This may be used to determine whether it is safe to call
the backtrace functions from a signal handler. In general this
only applies to calls like backtrace and backtrace_pcinfo. It does
not apply to backtrace_simple, which never calls malloc. It does
not apply to backtrace_print, which always calls fprintf and
therefore malloc. */
#define BACKTRACE_USES_MALLOC @BACKTRACE_USES_MALLOC@
/* BACKTRACE_SUPPORTS_THREADS will be #define'd as 1 if the backtrace
library is configured with threading support, 0 if not. If this is
0, the threaded parameter to backtrace_create_state must be passed
as 0. */
#define BACKTRACE_SUPPORTS_THREADS @BACKTRACE_SUPPORTS_THREADS@
/* BACKTRACE_SUPPORTS_DATA will be #defined'd as 1 if the backtrace_syminfo
will work for variables. It will always work for functions. */
#define BACKTRACE_SUPPORTS_DATA @BACKTRACE_SUPPORTS_DATA@

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deps/libbacktrace/backtrace.c vendored Normal file
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/* backtrace.c -- Entry point for stack backtrace library.
Copyright (C) 2012-2021 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
#include "config.h"
#include <sys/types.h>
#include "unwind.h"
#include "backtrace.h"
#include "internal.h"
/* The main backtrace_full routine. */
/* Data passed through _Unwind_Backtrace. */
struct backtrace_data
{
/* Number of frames to skip. */
int skip;
/* Library state. */
struct backtrace_state *state;
/* Callback routine. */
backtrace_full_callback callback;
/* Error callback routine. */
backtrace_error_callback error_callback;
/* Data to pass to callback routines. */
void *data;
/* Value to return from backtrace_full. */
int ret;
/* Whether there is any memory available. */
int can_alloc;
};
/* Unwind library callback routine. This is passed to
_Unwind_Backtrace. */
static _Unwind_Reason_Code
unwind (struct _Unwind_Context *context, void *vdata)
{
struct backtrace_data *bdata = (struct backtrace_data *) vdata;
uintptr_t pc;
int ip_before_insn = 0;
#ifdef HAVE_GETIPINFO
pc = _Unwind_GetIPInfo (context, &ip_before_insn);
#else
pc = _Unwind_GetIP (context);
#endif
if (bdata->skip > 0)
{
--bdata->skip;
return _URC_NO_REASON;
}
if (!ip_before_insn)
--pc;
if (!bdata->can_alloc)
bdata->ret = bdata->callback (bdata->data, pc, NULL, 0, NULL);
else
bdata->ret = backtrace_pcinfo (bdata->state, pc, bdata->callback,
bdata->error_callback, bdata->data);
if (bdata->ret != 0)
return _URC_END_OF_STACK;
return _URC_NO_REASON;
}
/* Get a stack backtrace. */
int __attribute__((noinline))
backtrace_full (struct backtrace_state *state, int skip,
backtrace_full_callback callback,
backtrace_error_callback error_callback, void *data)
{
struct backtrace_data bdata;
void *p;
bdata.skip = skip + 1;
bdata.state = state;
bdata.callback = callback;
bdata.error_callback = error_callback;
bdata.data = data;
bdata.ret = 0;
/* If we can't allocate any memory at all, don't try to produce
file/line information. */
p = backtrace_alloc (state, 4096, NULL, NULL);
if (p == NULL)
bdata.can_alloc = 0;
else
{
backtrace_free (state, p, 4096, NULL, NULL);
bdata.can_alloc = 1;
}
_Unwind_Backtrace (unwind, &bdata);
return bdata.ret;
}

189
deps/libbacktrace/backtrace.h vendored Normal file
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/* backtrace.h -- Public header file for stack backtrace library.
Copyright (C) 2012-2021 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
#ifndef BACKTRACE_H
#define BACKTRACE_H
#include <stddef.h>
#include <stdint.h>
#include <stdio.h>
#ifdef __cplusplus
extern "C" {
#endif
/* The backtrace state. This struct is intentionally not defined in
the public interface. */
struct backtrace_state;
/* The type of the error callback argument to backtrace functions.
This function, if not NULL, will be called for certain error cases.
The DATA argument is passed to the function that calls this one.
The MSG argument is an error message. The ERRNUM argument, if
greater than 0, holds an errno value. The MSG buffer may become
invalid after this function returns.
As a special case, the ERRNUM argument will be passed as -1 if no
debug info can be found for the executable, or if the debug info
exists but has an unsupported version, but the function requires
debug info (e.g., backtrace_full, backtrace_pcinfo). The MSG in
this case will be something along the lines of "no debug info".
Similarly, ERRNUM will be passed as -1 if there is no symbol table,
but the function requires a symbol table (e.g., backtrace_syminfo).
This may be used as a signal that some other approach should be
tried. */
typedef void (*backtrace_error_callback) (void *data, const char *msg,
int errnum);
/* Create state information for the backtrace routines. This must be
called before any of the other routines, and its return value must
be passed to all of the other routines. FILENAME is the path name
of the executable file; if it is NULL the library will try
system-specific path names. If not NULL, FILENAME must point to a
permanent buffer. If THREADED is non-zero the state may be
accessed by multiple threads simultaneously, and the library will
use appropriate atomic operations. If THREADED is zero the state
may only be accessed by one thread at a time. This returns a state
pointer on success, NULL on error. If an error occurs, this will
call the ERROR_CALLBACK routine.
Calling this function allocates resources that cannot be freed.
There is no backtrace_free_state function. The state is used to
cache information that is expensive to recompute. Programs are
expected to call this function at most once and to save the return
value for all later calls to backtrace functions. */
extern struct backtrace_state *backtrace_create_state (
const char *filename, int threaded,
backtrace_error_callback error_callback, void *data);
/* The type of the callback argument to the backtrace_full function.
DATA is the argument passed to backtrace_full. PC is the program
counter. FILENAME is the name of the file containing PC, or NULL
if not available. LINENO is the line number in FILENAME containing
PC, or 0 if not available. FUNCTION is the name of the function
containing PC, or NULL if not available. This should return 0 to
continuing tracing. The FILENAME and FUNCTION buffers may become
invalid after this function returns. */
typedef int (*backtrace_full_callback) (void *data, uintptr_t pc,
const char *filename, int lineno,
const char *function);
/* Get a full stack backtrace. SKIP is the number of frames to skip;
passing 0 will start the trace with the function calling
backtrace_full. DATA is passed to the callback routine. If any
call to CALLBACK returns a non-zero value, the stack backtrace
stops, and backtrace returns that value; this may be used to limit
the number of stack frames desired. If all calls to CALLBACK
return 0, backtrace returns 0. The backtrace_full function will
make at least one call to either CALLBACK or ERROR_CALLBACK. This
function requires debug info for the executable. */
extern int backtrace_full (struct backtrace_state *state, int skip,
backtrace_full_callback callback,
backtrace_error_callback error_callback,
void *data);
/* The type of the callback argument to the backtrace_simple function.
DATA is the argument passed to simple_backtrace. PC is the program
counter. This should return 0 to continue tracing. */
typedef int (*backtrace_simple_callback) (void *data, uintptr_t pc);
/* Get a simple backtrace. SKIP is the number of frames to skip, as
in backtrace. DATA is passed to the callback routine. If any call
to CALLBACK returns a non-zero value, the stack backtrace stops,
and backtrace_simple returns that value. Otherwise
backtrace_simple returns 0. The backtrace_simple function will
make at least one call to either CALLBACK or ERROR_CALLBACK. This
function does not require any debug info for the executable. */
extern int backtrace_simple (struct backtrace_state *state, int skip,
backtrace_simple_callback callback,
backtrace_error_callback error_callback,
void *data);
/* Print the current backtrace in a user readable format to a FILE.
SKIP is the number of frames to skip, as in backtrace_full. Any
error messages are printed to stderr. This function requires debug
info for the executable. */
extern void backtrace_print (struct backtrace_state *state, int skip, FILE *);
/* Given PC, a program counter in the current program, call the
callback function with filename, line number, and function name
information. This will normally call the callback function exactly
once. However, if the PC happens to describe an inlined call, and
the debugging information contains the necessary information, then
this may call the callback function multiple times. This will make
at least one call to either CALLBACK or ERROR_CALLBACK. This
returns the first non-zero value returned by CALLBACK, or 0. */
extern int backtrace_pcinfo (struct backtrace_state *state, uintptr_t pc,
backtrace_full_callback callback,
backtrace_error_callback error_callback,
void *data);
/* The type of the callback argument to backtrace_syminfo. DATA and
PC are the arguments passed to backtrace_syminfo. SYMNAME is the
name of the symbol for the corresponding code. SYMVAL is the
value and SYMSIZE is the size of the symbol. SYMNAME will be NULL
if no error occurred but the symbol could not be found. */
typedef void (*backtrace_syminfo_callback) (void *data, uintptr_t pc,
const char *symname,
uintptr_t symval,
uintptr_t symsize);
/* Given ADDR, an address or program counter in the current program,
call the callback information with the symbol name and value
describing the function or variable in which ADDR may be found.
This will call either CALLBACK or ERROR_CALLBACK exactly once.
This returns 1 on success, 0 on failure. This function requires
the symbol table but does not require the debug info. Note that if
the symbol table is present but ADDR could not be found in the
table, CALLBACK will be called with a NULL SYMNAME argument.
Returns 1 on success, 0 on error. */
extern int backtrace_syminfo (struct backtrace_state *state, uintptr_t addr,
backtrace_syminfo_callback callback,
backtrace_error_callback error_callback,
void *data);
#ifdef __cplusplus
} /* End extern "C". */
#endif
#endif

501
deps/libbacktrace/btest.c vendored Normal file
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@ -0,0 +1,501 @@
/* btest.c -- Test for libbacktrace library
Copyright (C) 2012-2021 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
/* This program tests the externally visible interfaces of the
libbacktrace library. */
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "filenames.h"
#include "backtrace.h"
#include "backtrace-supported.h"
#include "testlib.h"
/* Test the backtrace function with non-inlined functions. */
static int test1 (void) __attribute__ ((noinline, noclone, unused));
static int f2 (int) __attribute__ ((noinline, noclone));
static int f3 (int, int) __attribute__ ((noinline, noclone));
static int
test1 (void)
{
/* Returning a value here and elsewhere avoids a tailcall which
would mess up the backtrace. */
return f2 (__LINE__) + 1;
}
static int
f2 (int f1line)
{
return f3 (f1line, __LINE__) + 2;
}
static int
f3 (int f1line, int f2line)
{
struct info all[20];
struct bdata data;
int f3line;
int i;
data.all = &all[0];
data.index = 0;
data.max = 20;
data.failed = 0;
f3line = __LINE__ + 1;
i = backtrace_full (state, 0, callback_one, error_callback_one, &data);
if (i != 0)
{
fprintf (stderr, "test1: unexpected return value %d\n", i);
data.failed = 1;
}
if (data.index < 3)
{
fprintf (stderr,
"test1: not enough frames; got %zu, expected at least 3\n",
data.index);
data.failed = 1;
}
check ("test1", 0, all, f3line, "f3", "btest.c", &data.failed);
check ("test1", 1, all, f2line, "f2", "btest.c", &data.failed);
check ("test1", 2, all, f1line, "test1", "btest.c", &data.failed);
printf ("%s: backtrace_full noinline\n", data.failed ? "FAIL" : "PASS");
if (data.failed)
++failures;
return failures;
}
/* Test the backtrace function with inlined functions. */
static inline int test2 (void) __attribute__ ((always_inline, unused));
static inline int f12 (int) __attribute__ ((always_inline));
static inline int f13 (int, int) __attribute__ ((always_inline));
static inline int
test2 (void)
{
return f12 (__LINE__) + 1;
}
static inline int
f12 (int f1line)
{
return f13 (f1line, __LINE__) + 2;
}
static inline int
f13 (int f1line, int f2line)
{
struct info all[20];
struct bdata data;
int f3line;
int i;
data.all = &all[0];
data.index = 0;
data.max = 20;
data.failed = 0;
f3line = __LINE__ + 1;
i = backtrace_full (state, 0, callback_one, error_callback_one, &data);
if (i != 0)
{
fprintf (stderr, "test2: unexpected return value %d\n", i);
data.failed = 1;
}
check ("test2", 0, all, f3line, "f13", "btest.c", &data.failed);
check ("test2", 1, all, f2line, "f12", "btest.c", &data.failed);
check ("test2", 2, all, f1line, "test2", "btest.c", &data.failed);
printf ("%s: backtrace_full inline\n", data.failed ? "FAIL" : "PASS");
if (data.failed)
++failures;
return failures;
}
/* Test the backtrace_simple function with non-inlined functions. */
static int test3 (void) __attribute__ ((noinline, noclone, unused));
static int f22 (int) __attribute__ ((noinline, noclone));
static int f23 (int, int) __attribute__ ((noinline, noclone));
static int
test3 (void)
{
return f22 (__LINE__) + 1;
}
static int
f22 (int f1line)
{
return f23 (f1line, __LINE__) + 2;
}
static int
f23 (int f1line, int f2line)
{
uintptr_t addrs[20];
struct sdata data;
int f3line;
int i;
data.addrs = &addrs[0];
data.index = 0;
data.max = 20;
data.failed = 0;
f3line = __LINE__ + 1;
i = backtrace_simple (state, 0, callback_two, error_callback_two, &data);
if (i != 0)
{
fprintf (stderr, "test3: unexpected return value %d\n", i);
data.failed = 1;
}
if (!data.failed)
{
struct info all[20];
struct bdata bdata;
int j;
bdata.all = &all[0];
bdata.index = 0;
bdata.max = 20;
bdata.failed = 0;
for (j = 0; j < 3; ++j)
{
i = backtrace_pcinfo (state, addrs[j], callback_one,
error_callback_one, &bdata);
if (i != 0)
{
fprintf (stderr,
("test3: unexpected return value "
"from backtrace_pcinfo %d\n"),
i);
bdata.failed = 1;
}
if (!bdata.failed && bdata.index != (size_t) (j + 1))
{
fprintf (stderr,
("wrong number of calls from backtrace_pcinfo "
"got %u expected %d\n"),
(unsigned int) bdata.index, j + 1);
bdata.failed = 1;
}
}
check ("test3", 0, all, f3line, "f23", "btest.c", &bdata.failed);
check ("test3", 1, all, f2line, "f22", "btest.c", &bdata.failed);
check ("test3", 2, all, f1line, "test3", "btest.c", &bdata.failed);
if (bdata.failed)
data.failed = 1;
for (j = 0; j < 3; ++j)
{
struct symdata symdata;
symdata.name = NULL;
symdata.val = 0;
symdata.size = 0;
symdata.failed = 0;
i = backtrace_syminfo (state, addrs[j], callback_three,
error_callback_three, &symdata);
if (i == 0)
{
fprintf (stderr,
("test3: [%d]: unexpected return value "
"from backtrace_syminfo %d\n"),
j, i);
symdata.failed = 1;
}
if (!symdata.failed)
{
const char *expected;
switch (j)
{
case 0:
expected = "f23";
break;
case 1:
expected = "f22";
break;
case 2:
expected = "test3";
break;
default:
assert (0);
}
if (symdata.name == NULL)
{
fprintf (stderr, "test3: [%d]: NULL syminfo name\n", j);
symdata.failed = 1;
}
/* Use strncmp, not strcmp, because GCC might create a
clone. */
else if (strncmp (symdata.name, expected, strlen (expected))
!= 0)
{
fprintf (stderr,
("test3: [%d]: unexpected syminfo name "
"got %s expected %s\n"),
j, symdata.name, expected);
symdata.failed = 1;
}
}
if (symdata.failed)
data.failed = 1;
}
}
printf ("%s: backtrace_simple noinline\n", data.failed ? "FAIL" : "PASS");
if (data.failed)
++failures;
return failures;
}
/* Test the backtrace_simple function with inlined functions. */
static inline int test4 (void) __attribute__ ((always_inline, unused));
static inline int f32 (int) __attribute__ ((always_inline));
static inline int f33 (int, int) __attribute__ ((always_inline));
static inline int
test4 (void)
{
return f32 (__LINE__) + 1;
}
static inline int
f32 (int f1line)
{
return f33 (f1line, __LINE__) + 2;
}
static inline int
f33 (int f1line, int f2line)
{
uintptr_t addrs[20];
struct sdata data;
int f3line;
int i;
data.addrs = &addrs[0];
data.index = 0;
data.max = 20;
data.failed = 0;
f3line = __LINE__ + 1;
i = backtrace_simple (state, 0, callback_two, error_callback_two, &data);
if (i != 0)
{
fprintf (stderr, "test3: unexpected return value %d\n", i);
data.failed = 1;
}
if (!data.failed)
{
struct info all[20];
struct bdata bdata;
bdata.all = &all[0];
bdata.index = 0;
bdata.max = 20;
bdata.failed = 0;
i = backtrace_pcinfo (state, addrs[0], callback_one, error_callback_one,
&bdata);
if (i != 0)
{
fprintf (stderr,
("test4: unexpected return value "
"from backtrace_pcinfo %d\n"),
i);
bdata.failed = 1;
}
check ("test4", 0, all, f3line, "f33", "btest.c", &bdata.failed);
check ("test4", 1, all, f2line, "f32", "btest.c", &bdata.failed);
check ("test4", 2, all, f1line, "test4", "btest.c", &bdata.failed);
if (bdata.failed)
data.failed = 1;
}
printf ("%s: backtrace_simple inline\n", data.failed ? "FAIL" : "PASS");
if (data.failed)
++failures;
return failures;
}
static int test5 (void) __attribute__ ((unused));
int global = 1;
static int
test5 (void)
{
struct symdata symdata;
int i;
uintptr_t addr = (uintptr_t) &global;
if (sizeof (global) > 1)
addr += 1;
symdata.name = NULL;
symdata.val = 0;
symdata.size = 0;
symdata.failed = 0;
i = backtrace_syminfo (state, addr, callback_three,
error_callback_three, &symdata);
if (i == 0)
{
fprintf (stderr,
"test5: unexpected return value from backtrace_syminfo %d\n",
i);
symdata.failed = 1;
}
if (!symdata.failed)
{
if (symdata.name == NULL)
{
fprintf (stderr, "test5: NULL syminfo name\n");
symdata.failed = 1;
}
else if (!(strncmp (symdata.name, "global", 6) == 0
&& (symdata.name[6] == '\0'|| symdata.name[6] == '.')))
{
fprintf (stderr,
"test5: unexpected syminfo name got %s expected %s\n",
symdata.name, "global");
symdata.failed = 1;
}
else if (symdata.val != (uintptr_t) &global)
{
fprintf (stderr,
"test5: unexpected syminfo value got %lx expected %lx\n",
(unsigned long) symdata.val,
(unsigned long) (uintptr_t) &global);
symdata.failed = 1;
}
else if (symdata.size != sizeof (global))
{
fprintf (stderr,
"test5: unexpected syminfo size got %lx expected %lx\n",
(unsigned long) symdata.size,
(unsigned long) sizeof (global));
symdata.failed = 1;
}
}
printf ("%s: backtrace_syminfo variable\n",
symdata.failed ? "FAIL" : "PASS");
if (symdata.failed)
++failures;
return failures;
}
/* Check that are no files left open. */
static void
check_open_files (void)
{
int i;
for (i = 3; i < 10; i++)
{
if (close (i) == 0)
{
fprintf (stderr,
"ERROR: descriptor %d still open after tests complete\n",
i);
++failures;
}
}
}
/* Run all the tests. */
int
main (int argc ATTRIBUTE_UNUSED, char **argv)
{
state = backtrace_create_state (argv[0], BACKTRACE_SUPPORTS_THREADS,
error_callback_create, NULL);
#if BACKTRACE_SUPPORTED
test1 ();
test2 ();
test3 ();
test4 ();
#if BACKTRACE_SUPPORTS_DATA
test5 ();
#endif
#endif
check_open_files ();
exit (failures ? EXIT_FAILURE : EXIT_SUCCESS);
}

348
deps/libbacktrace/compile vendored Executable file
View File

@ -0,0 +1,348 @@
#! /bin/sh
# Wrapper for compilers which do not understand '-c -o'.
scriptversion=2016-01-11.22; # UTC
# Copyright (C) 1999-2017 Free Software Foundation, Inc.
# Written by Tom Tromey <tromey@cygnus.com>.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# As a special exception to the GNU General Public License, if you
# distribute this file as part of a program that contains a
# configuration script generated by Autoconf, you may include it under
# the same distribution terms that you use for the rest of that program.
# This file is maintained in Automake, please report
# bugs to <bug-automake@gnu.org> or send patches to
# <automake-patches@gnu.org>.
nl='
'
# We need space, tab and new line, in precisely that order. Quoting is
# there to prevent tools from complaining about whitespace usage.
IFS=" "" $nl"
file_conv=
# func_file_conv build_file lazy
# Convert a $build file to $host form and store it in $file
# Currently only supports Windows hosts. If the determined conversion
# type is listed in (the comma separated) LAZY, no conversion will
# take place.
func_file_conv ()
{
file=$1
case $file in
/ | /[!/]*) # absolute file, and not a UNC file
if test -z "$file_conv"; then
# lazily determine how to convert abs files
case `uname -s` in
MINGW*)
file_conv=mingw
;;
CYGWIN*)
file_conv=cygwin
;;
*)
file_conv=wine
;;
esac
fi
case $file_conv/,$2, in
*,$file_conv,*)
;;
mingw/*)
file=`cmd //C echo "$file " | sed -e 's/"\(.*\) " *$/\1/'`
;;
cygwin/*)
file=`cygpath -m "$file" || echo "$file"`
;;
wine/*)
file=`winepath -w "$file" || echo "$file"`
;;
esac
;;
esac
}
# func_cl_dashL linkdir
# Make cl look for libraries in LINKDIR
func_cl_dashL ()
{
func_file_conv "$1"
if test -z "$lib_path"; then
lib_path=$file
else
lib_path="$lib_path;$file"
fi
linker_opts="$linker_opts -LIBPATH:$file"
}
# func_cl_dashl library
# Do a library search-path lookup for cl
func_cl_dashl ()
{
lib=$1
found=no
save_IFS=$IFS
IFS=';'
for dir in $lib_path $LIB
do
IFS=$save_IFS
if $shared && test -f "$dir/$lib.dll.lib"; then
found=yes
lib=$dir/$lib.dll.lib
break
fi
if test -f "$dir/$lib.lib"; then
found=yes
lib=$dir/$lib.lib
break
fi
if test -f "$dir/lib$lib.a"; then
found=yes
lib=$dir/lib$lib.a
break
fi
done
IFS=$save_IFS
if test "$found" != yes; then
lib=$lib.lib
fi
}
# func_cl_wrapper cl arg...
# Adjust compile command to suit cl
func_cl_wrapper ()
{
# Assume a capable shell
lib_path=
shared=:
linker_opts=
for arg
do
if test -n "$eat"; then
eat=
else
case $1 in
-o)
# configure might choose to run compile as 'compile cc -o foo foo.c'.
eat=1
case $2 in
*.o | *.[oO][bB][jJ])
func_file_conv "$2"
set x "$@" -Fo"$file"
shift
;;
*)
func_file_conv "$2"
set x "$@" -Fe"$file"
shift
;;
esac
;;
-I)
eat=1
func_file_conv "$2" mingw
set x "$@" -I"$file"
shift
;;
-I*)
func_file_conv "${1#-I}" mingw
set x "$@" -I"$file"
shift
;;
-l)
eat=1
func_cl_dashl "$2"
set x "$@" "$lib"
shift
;;
-l*)
func_cl_dashl "${1#-l}"
set x "$@" "$lib"
shift
;;
-L)
eat=1
func_cl_dashL "$2"
;;
-L*)
func_cl_dashL "${1#-L}"
;;
-static)
shared=false
;;
-Wl,*)
arg=${1#-Wl,}
save_ifs="$IFS"; IFS=','
for flag in $arg; do
IFS="$save_ifs"
linker_opts="$linker_opts $flag"
done
IFS="$save_ifs"
;;
-Xlinker)
eat=1
linker_opts="$linker_opts $2"
;;
-*)
set x "$@" "$1"
shift
;;
*.cc | *.CC | *.cxx | *.CXX | *.[cC]++)
func_file_conv "$1"
set x "$@" -Tp"$file"
shift
;;
*.c | *.cpp | *.CPP | *.lib | *.LIB | *.Lib | *.OBJ | *.obj | *.[oO])
func_file_conv "$1" mingw
set x "$@" "$file"
shift
;;
*)
set x "$@" "$1"
shift
;;
esac
fi
shift
done
if test -n "$linker_opts"; then
linker_opts="-link$linker_opts"
fi
exec "$@" $linker_opts
exit 1
}
eat=
case $1 in
'')
echo "$0: No command. Try '$0 --help' for more information." 1>&2
exit 1;
;;
-h | --h*)
cat <<\EOF
Usage: compile [--help] [--version] PROGRAM [ARGS]
Wrapper for compilers which do not understand '-c -o'.
Remove '-o dest.o' from ARGS, run PROGRAM with the remaining
arguments, and rename the output as expected.
If you are trying to build a whole package this is not the
right script to run: please start by reading the file 'INSTALL'.
Report bugs to <bug-automake@gnu.org>.
EOF
exit $?
;;
-v | --v*)
echo "compile $scriptversion"
exit $?
;;
cl | *[/\\]cl | cl.exe | *[/\\]cl.exe | \
icl | *[/\\]icl | icl.exe | *[/\\]icl.exe )
func_cl_wrapper "$@" # Doesn't return...
;;
esac
ofile=
cfile=
for arg
do
if test -n "$eat"; then
eat=
else
case $1 in
-o)
# configure might choose to run compile as 'compile cc -o foo foo.c'.
# So we strip '-o arg' only if arg is an object.
eat=1
case $2 in
*.o | *.obj)
ofile=$2
;;
*)
set x "$@" -o "$2"
shift
;;
esac
;;
*.c)
cfile=$1
set x "$@" "$1"
shift
;;
*)
set x "$@" "$1"
shift
;;
esac
fi
shift
done
if test -z "$ofile" || test -z "$cfile"; then
# If no '-o' option was seen then we might have been invoked from a
# pattern rule where we don't need one. That is ok -- this is a
# normal compilation that the losing compiler can handle. If no
# '.c' file was seen then we are probably linking. That is also
# ok.
exec "$@"
fi
# Name of file we expect compiler to create.
cofile=`echo "$cfile" | sed 's|^.*[\\/]||; s|^[a-zA-Z]:||; s/\.c$/.o/'`
# Create the lock directory.
# Note: use '[/\\:.-]' here to ensure that we don't use the same name
# that we are using for the .o file. Also, base the name on the expected
# object file name, since that is what matters with a parallel build.
lockdir=`echo "$cofile" | sed -e 's|[/\\:.-]|_|g'`.d
while true; do
if mkdir "$lockdir" >/dev/null 2>&1; then
break
fi
sleep 1
done
# FIXME: race condition here if user kills between mkdir and trap.
trap "rmdir '$lockdir'; exit 1" 1 2 15
# Run the compile.
"$@"
ret=$?
if test -f "$cofile"; then
test "$cofile" = "$ofile" || mv "$cofile" "$ofile"
elif test -f "${cofile}bj"; then
test "${cofile}bj" = "$ofile" || mv "${cofile}bj" "$ofile"
fi
rmdir "$lockdir"
exit $ret
# Local Variables:
# mode: shell-script
# sh-indentation: 2
# eval: (add-hook 'write-file-hooks 'time-stamp)
# time-stamp-start: "scriptversion="
# time-stamp-format: "%:y-%02m-%02d.%02H"
# time-stamp-time-zone: "UTC0"
# time-stamp-end: "; # UTC"
# End:

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/* config.h.in. Generated from configure.ac by autoheader. */
/* ELF size: 32 or 64 */
#undef BACKTRACE_ELF_SIZE
/* XCOFF size: 32 or 64 */
#undef BACKTRACE_XCOFF_SIZE
/* Define to 1 if you have the __atomic functions */
#undef HAVE_ATOMIC_FUNCTIONS
/* Define to 1 if you have the `clock_gettime' function. */
#undef HAVE_CLOCK_GETTIME
/* Define to 1 if you have the declaration of `getpagesize', and to 0 if you
don't. */
#undef HAVE_DECL_GETPAGESIZE
/* Define to 1 if you have the declaration of `strnlen', and to 0 if you
don't. */
#undef HAVE_DECL_STRNLEN
/* Define to 1 if you have the declaration of `_pgmptr', and to 0 if you
don't. */
#undef HAVE_DECL__PGMPTR
/* Define to 1 if you have the <dlfcn.h> header file. */
#undef HAVE_DLFCN_H
/* Define if dl_iterate_phdr is available. */
#undef HAVE_DL_ITERATE_PHDR
/* Define to 1 if you have the fcntl function */
#undef HAVE_FCNTL
/* Define if getexecname is available. */
#undef HAVE_GETEXECNAME
/* Define if _Unwind_GetIPInfo is available. */
#undef HAVE_GETIPINFO
/* Define to 1 if you have the <inttypes.h> header file. */
#undef HAVE_INTTYPES_H
/* Define to 1 if you have KERN_PROC and KERN_PROC_PATHNAME in <sys/sysctl.h>.
*/
#undef HAVE_KERN_PROC
/* Define to 1 if you have KERN_PROCARGS and KERN_PROC_PATHNAME in
<sys/sysctl.h>. */
#undef HAVE_KERN_PROC_ARGS
/* Define if -llzma is available. */
#undef HAVE_LIBLZMA
/* Define to 1 if you have the <link.h> header file. */
#undef HAVE_LINK_H
/* Define if AIX loadquery is available. */
#undef HAVE_LOADQUERY
/* Define to 1 if you have the `lstat' function. */
#undef HAVE_LSTAT
/* Define to 1 if you have the <mach-o/dyld.h> header file. */
#undef HAVE_MACH_O_DYLD_H
/* Define to 1 if you have the <memory.h> header file. */
#undef HAVE_MEMORY_H
/* Define to 1 if you have the `readlink' function. */
#undef HAVE_READLINK
/* Define to 1 if you have the <stdint.h> header file. */
#undef HAVE_STDINT_H
/* Define to 1 if you have the <stdlib.h> header file. */
#undef HAVE_STDLIB_H
/* Define to 1 if you have the <strings.h> header file. */
#undef HAVE_STRINGS_H
/* Define to 1 if you have the <string.h> header file. */
#undef HAVE_STRING_H
/* Define to 1 if you have the __sync functions */
#undef HAVE_SYNC_FUNCTIONS
/* Define to 1 if you have the <sys/ldr.h> header file. */
#undef HAVE_SYS_LDR_H
/* Define to 1 if you have the <sys/link.h> header file. */
#undef HAVE_SYS_LINK_H
/* Define to 1 if you have the <sys/mman.h> header file. */
#undef HAVE_SYS_MMAN_H
/* Define to 1 if you have the <sys/stat.h> header file. */
#undef HAVE_SYS_STAT_H
/* Define to 1 if you have the <sys/types.h> header file. */
#undef HAVE_SYS_TYPES_H
/* Define to 1 if you have the <unistd.h> header file. */
#undef HAVE_UNISTD_H
/* Define if -lz is available. */
#undef HAVE_ZLIB
/* Define if -lzstd is available. */
#undef HAVE_ZSTD
/* Define to the sub-directory in which libtool stores uninstalled libraries.
*/
#undef LT_OBJDIR
/* Define to the address where bug reports for this package should be sent. */
#undef PACKAGE_BUGREPORT
/* Define to the full name of this package. */
#undef PACKAGE_NAME
/* Define to the full name and version of this package. */
#undef PACKAGE_STRING
/* Define to the one symbol short name of this package. */
#undef PACKAGE_TARNAME
/* Define to the home page for this package. */
#undef PACKAGE_URL
/* Define to the version of this package. */
#undef PACKAGE_VERSION
/* Define to 1 if you have the ANSI C header files. */
#undef STDC_HEADERS
/* Enable extensions on AIX 3, Interix. */
#ifndef _ALL_SOURCE
# undef _ALL_SOURCE
#endif
/* Enable GNU extensions on systems that have them. */
#ifndef _GNU_SOURCE
# undef _GNU_SOURCE
#endif
/* Enable threading extensions on Solaris. */
#ifndef _POSIX_PTHREAD_SEMANTICS
# undef _POSIX_PTHREAD_SEMANTICS
#endif
/* Enable extensions on HP NonStop. */
#ifndef _TANDEM_SOURCE
# undef _TANDEM_SOURCE
#endif
/* Enable general extensions on Solaris. */
#ifndef __EXTENSIONS__
# undef __EXTENSIONS__
#endif
/* Enable large inode numbers on Mac OS X 10.5. */
#ifndef _DARWIN_USE_64_BIT_INODE
# define _DARWIN_USE_64_BIT_INODE 1
#endif
/* Number of bits in a file offset, on hosts where this is settable. */
#undef _FILE_OFFSET_BITS
/* Define for large files, on AIX-style hosts. */
#undef _LARGE_FILES
/* Define to 1 if on MINIX. */
#undef _MINIX
/* Define to 2 if the system does not provide POSIX.1 features except with
this defined. */
#undef _POSIX_1_SOURCE
/* Define to 1 if you need to in order for `stat' and other things to work. */
#undef _POSIX_SOURCE

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dnl ----------------------------------------------------------------------
dnl This whole bit snagged from libstdc++-v3.
dnl
dnl GCC_ENABLE
dnl (FEATURE, DEFAULT, HELP-ARG, HELP-STRING)
dnl (FEATURE, DEFAULT, HELP-ARG, HELP-STRING, permit a|b|c)
dnl (FEATURE, DEFAULT, HELP-ARG, HELP-STRING, SHELL-CODE-HANDLER)
dnl
dnl See docs/html/17_intro/configury.html#enable for documentation.
dnl
AC_DEFUN([GCC_ENABLE],[dnl
m4_define([_g_switch],[--enable-$1])dnl
m4_define([_g_help],[AC_HELP_STRING(_g_switch$3,[$4 @<:@default=$2@:>@])])dnl
AC_ARG_ENABLE($1,_g_help,
m4_bmatch([$5],
[^permit ],
[[
case "$enableval" in
m4_bpatsubst([$5],[permit ])) ;;
*) AC_MSG_ERROR(Unknown argument to enable/disable $1) ;;
dnl Idea for future: generate a URL pointing to
dnl "onlinedocs/configopts.html#whatever"
esac
]],
[^$],
[[
case "$enableval" in
yes|no) ;;
*) AC_MSG_ERROR(Argument to enable/disable $1 must be yes or no) ;;
esac
]],
[[$5]]),
[enable_]m4_bpatsubst([$1],-,_)[=][$2])
m4_undefine([_g_switch])dnl
m4_undefine([_g_help])dnl
])

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# -*- Autoconf -*-
# Copyright (C) 2003, 2009 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3, or (at your option)
# any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program; see the file COPYING3. If not see
# <http://www.gnu.org/licenses/>.
# serial 1
# Check whether the underlying file-system supports filenames
# with a leading dot. For instance MS-DOS doesn't.
AC_DEFUN([AM_SET_LEADING_DOT],
[rm -rf .tst 2>/dev/null
mkdir .tst 2>/dev/null
if test -d .tst; then
am__leading_dot=.
else
am__leading_dot=_
fi
rmdir .tst 2>/dev/null
AC_SUBST([am__leading_dot])])

7436
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deps/libbacktrace/config/ltoptions.m4 vendored Normal file
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# Helper functions for option handling. -*- Autoconf -*-
#
# Copyright (C) 2004, 2005, 2007, 2008, 2009 Free Software Foundation,
# Inc.
# Written by Gary V. Vaughan, 2004
#
# This file is free software; the Free Software Foundation gives
# unlimited permission to copy and/or distribute it, with or without
# modifications, as long as this notice is preserved.
# serial 6 ltoptions.m4
# This is to help aclocal find these macros, as it can't see m4_define.
AC_DEFUN([LTOPTIONS_VERSION], [m4_if([1])])
# _LT_MANGLE_OPTION(MACRO-NAME, OPTION-NAME)
# ------------------------------------------
m4_define([_LT_MANGLE_OPTION],
[[_LT_OPTION_]m4_bpatsubst($1__$2, [[^a-zA-Z0-9_]], [_])])
# _LT_SET_OPTION(MACRO-NAME, OPTION-NAME)
# ---------------------------------------
# Set option OPTION-NAME for macro MACRO-NAME, and if there is a
# matching handler defined, dispatch to it. Other OPTION-NAMEs are
# saved as a flag.
m4_define([_LT_SET_OPTION],
[m4_define(_LT_MANGLE_OPTION([$1], [$2]))dnl
m4_ifdef(_LT_MANGLE_DEFUN([$1], [$2]),
_LT_MANGLE_DEFUN([$1], [$2]),
[m4_warning([Unknown $1 option `$2'])])[]dnl
])
# _LT_IF_OPTION(MACRO-NAME, OPTION-NAME, IF-SET, [IF-NOT-SET])
# ------------------------------------------------------------
# Execute IF-SET if OPTION is set, IF-NOT-SET otherwise.
m4_define([_LT_IF_OPTION],
[m4_ifdef(_LT_MANGLE_OPTION([$1], [$2]), [$3], [$4])])
# _LT_UNLESS_OPTIONS(MACRO-NAME, OPTION-LIST, IF-NOT-SET)
# -------------------------------------------------------
# Execute IF-NOT-SET unless all options in OPTION-LIST for MACRO-NAME
# are set.
m4_define([_LT_UNLESS_OPTIONS],
[m4_foreach([_LT_Option], m4_split(m4_normalize([$2])),
[m4_ifdef(_LT_MANGLE_OPTION([$1], _LT_Option),
[m4_define([$0_found])])])[]dnl
m4_ifdef([$0_found], [m4_undefine([$0_found])], [$3
])[]dnl
])
# _LT_SET_OPTIONS(MACRO-NAME, OPTION-LIST)
# ----------------------------------------
# OPTION-LIST is a space-separated list of Libtool options associated
# with MACRO-NAME. If any OPTION has a matching handler declared with
# LT_OPTION_DEFINE, dispatch to that macro; otherwise complain about
# the unknown option and exit.
m4_defun([_LT_SET_OPTIONS],
[# Set options
m4_foreach([_LT_Option], m4_split(m4_normalize([$2])),
[_LT_SET_OPTION([$1], _LT_Option)])
m4_if([$1],[LT_INIT],[
dnl
dnl Simply set some default values (i.e off) if boolean options were not
dnl specified:
_LT_UNLESS_OPTIONS([LT_INIT], [dlopen], [enable_dlopen=no
])
_LT_UNLESS_OPTIONS([LT_INIT], [win32-dll], [enable_win32_dll=no
])
dnl
dnl If no reference was made to various pairs of opposing options, then
dnl we run the default mode handler for the pair. For example, if neither
dnl `shared' nor `disable-shared' was passed, we enable building of shared
dnl archives by default:
_LT_UNLESS_OPTIONS([LT_INIT], [shared disable-shared], [_LT_ENABLE_SHARED])
_LT_UNLESS_OPTIONS([LT_INIT], [static disable-static], [_LT_ENABLE_STATIC])
_LT_UNLESS_OPTIONS([LT_INIT], [pic-only no-pic], [_LT_WITH_PIC])
_LT_UNLESS_OPTIONS([LT_INIT], [fast-install disable-fast-install],
[_LT_ENABLE_FAST_INSTALL])
])
])# _LT_SET_OPTIONS
## --------------------------------- ##
## Macros to handle LT_INIT options. ##
## --------------------------------- ##
# _LT_MANGLE_DEFUN(MACRO-NAME, OPTION-NAME)
# -----------------------------------------
m4_define([_LT_MANGLE_DEFUN],
[[_LT_OPTION_DEFUN_]m4_bpatsubst(m4_toupper([$1__$2]), [[^A-Z0-9_]], [_])])
# LT_OPTION_DEFINE(MACRO-NAME, OPTION-NAME, CODE)
# -----------------------------------------------
m4_define([LT_OPTION_DEFINE],
[m4_define(_LT_MANGLE_DEFUN([$1], [$2]), [$3])[]dnl
])# LT_OPTION_DEFINE
# dlopen
# ------
LT_OPTION_DEFINE([LT_INIT], [dlopen], [enable_dlopen=yes
])
AU_DEFUN([AC_LIBTOOL_DLOPEN],
[_LT_SET_OPTION([LT_INIT], [dlopen])
AC_DIAGNOSE([obsolete],
[$0: Remove this warning and the call to _LT_SET_OPTION when you
put the `dlopen' option into LT_INIT's first parameter.])
])
dnl aclocal-1.4 backwards compatibility:
dnl AC_DEFUN([AC_LIBTOOL_DLOPEN], [])
# win32-dll
# ---------
# Declare package support for building win32 dll's.
LT_OPTION_DEFINE([LT_INIT], [win32-dll],
[enable_win32_dll=yes
case $host in
*-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-cegcc*)
AC_CHECK_TOOL(AS, as, false)
AC_CHECK_TOOL(DLLTOOL, dlltool, false)
AC_CHECK_TOOL(OBJDUMP, objdump, false)
;;
esac
test -z "$AS" && AS=as
_LT_DECL([], [AS], [1], [Assembler program])dnl
test -z "$DLLTOOL" && DLLTOOL=dlltool
_LT_DECL([], [DLLTOOL], [1], [DLL creation program])dnl
test -z "$OBJDUMP" && OBJDUMP=objdump
_LT_DECL([], [OBJDUMP], [1], [Object dumper program])dnl
])# win32-dll
AU_DEFUN([AC_LIBTOOL_WIN32_DLL],
[AC_REQUIRE([AC_CANONICAL_HOST])dnl
_LT_SET_OPTION([LT_INIT], [win32-dll])
AC_DIAGNOSE([obsolete],
[$0: Remove this warning and the call to _LT_SET_OPTION when you
put the `win32-dll' option into LT_INIT's first parameter.])
])
dnl aclocal-1.4 backwards compatibility:
dnl AC_DEFUN([AC_LIBTOOL_WIN32_DLL], [])
# _LT_ENABLE_SHARED([DEFAULT])
# ----------------------------
# implement the --enable-shared flag, and supports the `shared' and
# `disable-shared' LT_INIT options.
# DEFAULT is either `yes' or `no'. If omitted, it defaults to `yes'.
m4_define([_LT_ENABLE_SHARED],
[m4_define([_LT_ENABLE_SHARED_DEFAULT], [m4_if($1, no, no, yes)])dnl
AC_ARG_ENABLE([shared],
[AS_HELP_STRING([--enable-shared@<:@=PKGS@:>@],
[build shared libraries @<:@default=]_LT_ENABLE_SHARED_DEFAULT[@:>@])],
[p=${PACKAGE-default}
case $enableval in
yes) enable_shared=yes ;;
no) enable_shared=no ;;
*)
enable_shared=no
# Look at the argument we got. We use all the common list separators.
lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
for pkg in $enableval; do
IFS="$lt_save_ifs"
if test "X$pkg" = "X$p"; then
enable_shared=yes
fi
done
IFS="$lt_save_ifs"
;;
esac],
[enable_shared=]_LT_ENABLE_SHARED_DEFAULT)
_LT_DECL([build_libtool_libs], [enable_shared], [0],
[Whether or not to build shared libraries])
])# _LT_ENABLE_SHARED
LT_OPTION_DEFINE([LT_INIT], [shared], [_LT_ENABLE_SHARED([yes])])
LT_OPTION_DEFINE([LT_INIT], [disable-shared], [_LT_ENABLE_SHARED([no])])
# Old names:
AC_DEFUN([AC_ENABLE_SHARED],
[_LT_SET_OPTION([LT_INIT], m4_if([$1], [no], [disable-])[shared])
])
AC_DEFUN([AC_DISABLE_SHARED],
[_LT_SET_OPTION([LT_INIT], [disable-shared])
])
AU_DEFUN([AM_ENABLE_SHARED], [AC_ENABLE_SHARED($@)])
AU_DEFUN([AM_DISABLE_SHARED], [AC_DISABLE_SHARED($@)])
dnl aclocal-1.4 backwards compatibility:
dnl AC_DEFUN([AM_ENABLE_SHARED], [])
dnl AC_DEFUN([AM_DISABLE_SHARED], [])
# _LT_ENABLE_STATIC([DEFAULT])
# ----------------------------
# implement the --enable-static flag, and support the `static' and
# `disable-static' LT_INIT options.
# DEFAULT is either `yes' or `no'. If omitted, it defaults to `yes'.
m4_define([_LT_ENABLE_STATIC],
[m4_define([_LT_ENABLE_STATIC_DEFAULT], [m4_if($1, no, no, yes)])dnl
AC_ARG_ENABLE([static],
[AS_HELP_STRING([--enable-static@<:@=PKGS@:>@],
[build static libraries @<:@default=]_LT_ENABLE_STATIC_DEFAULT[@:>@])],
[p=${PACKAGE-default}
case $enableval in
yes) enable_static=yes ;;
no) enable_static=no ;;
*)
enable_static=no
# Look at the argument we got. We use all the common list separators.
lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
for pkg in $enableval; do
IFS="$lt_save_ifs"
if test "X$pkg" = "X$p"; then
enable_static=yes
fi
done
IFS="$lt_save_ifs"
;;
esac],
[enable_static=]_LT_ENABLE_STATIC_DEFAULT)
_LT_DECL([build_old_libs], [enable_static], [0],
[Whether or not to build static libraries])
])# _LT_ENABLE_STATIC
LT_OPTION_DEFINE([LT_INIT], [static], [_LT_ENABLE_STATIC([yes])])
LT_OPTION_DEFINE([LT_INIT], [disable-static], [_LT_ENABLE_STATIC([no])])
# Old names:
AC_DEFUN([AC_ENABLE_STATIC],
[_LT_SET_OPTION([LT_INIT], m4_if([$1], [no], [disable-])[static])
])
AC_DEFUN([AC_DISABLE_STATIC],
[_LT_SET_OPTION([LT_INIT], [disable-static])
])
AU_DEFUN([AM_ENABLE_STATIC], [AC_ENABLE_STATIC($@)])
AU_DEFUN([AM_DISABLE_STATIC], [AC_DISABLE_STATIC($@)])
dnl aclocal-1.4 backwards compatibility:
dnl AC_DEFUN([AM_ENABLE_STATIC], [])
dnl AC_DEFUN([AM_DISABLE_STATIC], [])
# _LT_ENABLE_FAST_INSTALL([DEFAULT])
# ----------------------------------
# implement the --enable-fast-install flag, and support the `fast-install'
# and `disable-fast-install' LT_INIT options.
# DEFAULT is either `yes' or `no'. If omitted, it defaults to `yes'.
m4_define([_LT_ENABLE_FAST_INSTALL],
[m4_define([_LT_ENABLE_FAST_INSTALL_DEFAULT], [m4_if($1, no, no, yes)])dnl
AC_ARG_ENABLE([fast-install],
[AS_HELP_STRING([--enable-fast-install@<:@=PKGS@:>@],
[optimize for fast installation @<:@default=]_LT_ENABLE_FAST_INSTALL_DEFAULT[@:>@])],
[p=${PACKAGE-default}
case $enableval in
yes) enable_fast_install=yes ;;
no) enable_fast_install=no ;;
*)
enable_fast_install=no
# Look at the argument we got. We use all the common list separators.
lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
for pkg in $enableval; do
IFS="$lt_save_ifs"
if test "X$pkg" = "X$p"; then
enable_fast_install=yes
fi
done
IFS="$lt_save_ifs"
;;
esac],
[enable_fast_install=]_LT_ENABLE_FAST_INSTALL_DEFAULT)
_LT_DECL([fast_install], [enable_fast_install], [0],
[Whether or not to optimize for fast installation])dnl
])# _LT_ENABLE_FAST_INSTALL
LT_OPTION_DEFINE([LT_INIT], [fast-install], [_LT_ENABLE_FAST_INSTALL([yes])])
LT_OPTION_DEFINE([LT_INIT], [disable-fast-install], [_LT_ENABLE_FAST_INSTALL([no])])
# Old names:
AU_DEFUN([AC_ENABLE_FAST_INSTALL],
[_LT_SET_OPTION([LT_INIT], m4_if([$1], [no], [disable-])[fast-install])
AC_DIAGNOSE([obsolete],
[$0: Remove this warning and the call to _LT_SET_OPTION when you put
the `fast-install' option into LT_INIT's first parameter.])
])
AU_DEFUN([AC_DISABLE_FAST_INSTALL],
[_LT_SET_OPTION([LT_INIT], [disable-fast-install])
AC_DIAGNOSE([obsolete],
[$0: Remove this warning and the call to _LT_SET_OPTION when you put
the `disable-fast-install' option into LT_INIT's first parameter.])
])
dnl aclocal-1.4 backwards compatibility:
dnl AC_DEFUN([AC_ENABLE_FAST_INSTALL], [])
dnl AC_DEFUN([AM_DISABLE_FAST_INSTALL], [])
# _LT_WITH_PIC([MODE])
# --------------------
# implement the --with-pic flag, and support the `pic-only' and `no-pic'
# LT_INIT options.
# MODE is either `yes' or `no'. If omitted, it defaults to `both'.
m4_define([_LT_WITH_PIC],
[AC_ARG_WITH([pic],
[AS_HELP_STRING([--with-pic],
[try to use only PIC/non-PIC objects @<:@default=use both@:>@])],
[pic_mode="$withval"],
[pic_mode=default])
test -z "$pic_mode" && pic_mode=m4_default([$1], [default])
_LT_DECL([], [pic_mode], [0], [What type of objects to build])dnl
])# _LT_WITH_PIC
LT_OPTION_DEFINE([LT_INIT], [pic-only], [_LT_WITH_PIC([yes])])
LT_OPTION_DEFINE([LT_INIT], [no-pic], [_LT_WITH_PIC([no])])
# Old name:
AU_DEFUN([AC_LIBTOOL_PICMODE],
[_LT_SET_OPTION([LT_INIT], [pic-only])
AC_DIAGNOSE([obsolete],
[$0: Remove this warning and the call to _LT_SET_OPTION when you
put the `pic-only' option into LT_INIT's first parameter.])
])
dnl aclocal-1.4 backwards compatibility:
dnl AC_DEFUN([AC_LIBTOOL_PICMODE], [])
## ----------------- ##
## LTDL_INIT Options ##
## ----------------- ##
m4_define([_LTDL_MODE], [])
LT_OPTION_DEFINE([LTDL_INIT], [nonrecursive],
[m4_define([_LTDL_MODE], [nonrecursive])])
LT_OPTION_DEFINE([LTDL_INIT], [recursive],
[m4_define([_LTDL_MODE], [recursive])])
LT_OPTION_DEFINE([LTDL_INIT], [subproject],
[m4_define([_LTDL_MODE], [subproject])])
m4_define([_LTDL_TYPE], [])
LT_OPTION_DEFINE([LTDL_INIT], [installable],
[m4_define([_LTDL_TYPE], [installable])])
LT_OPTION_DEFINE([LTDL_INIT], [convenience],
[m4_define([_LTDL_TYPE], [convenience])])

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# ltsugar.m4 -- libtool m4 base layer. -*-Autoconf-*-
#
# Copyright (C) 2004, 2005, 2007, 2008 Free Software Foundation, Inc.
# Written by Gary V. Vaughan, 2004
#
# This file is free software; the Free Software Foundation gives
# unlimited permission to copy and/or distribute it, with or without
# modifications, as long as this notice is preserved.
# serial 6 ltsugar.m4
# This is to help aclocal find these macros, as it can't see m4_define.
AC_DEFUN([LTSUGAR_VERSION], [m4_if([0.1])])
# lt_join(SEP, ARG1, [ARG2...])
# -----------------------------
# Produce ARG1SEPARG2...SEPARGn, omitting [] arguments and their
# associated separator.
# Needed until we can rely on m4_join from Autoconf 2.62, since all earlier
# versions in m4sugar had bugs.
m4_define([lt_join],
[m4_if([$#], [1], [],
[$#], [2], [[$2]],
[m4_if([$2], [], [], [[$2]_])$0([$1], m4_shift(m4_shift($@)))])])
m4_define([_lt_join],
[m4_if([$#$2], [2], [],
[m4_if([$2], [], [], [[$1$2]])$0([$1], m4_shift(m4_shift($@)))])])
# lt_car(LIST)
# lt_cdr(LIST)
# ------------
# Manipulate m4 lists.
# These macros are necessary as long as will still need to support
# Autoconf-2.59 which quotes differently.
m4_define([lt_car], [[$1]])
m4_define([lt_cdr],
[m4_if([$#], 0, [m4_fatal([$0: cannot be called without arguments])],
[$#], 1, [],
[m4_dquote(m4_shift($@))])])
m4_define([lt_unquote], $1)
# lt_append(MACRO-NAME, STRING, [SEPARATOR])
# ------------------------------------------
# Redefine MACRO-NAME to hold its former content plus `SEPARATOR'`STRING'.
# Note that neither SEPARATOR nor STRING are expanded; they are appended
# to MACRO-NAME as is (leaving the expansion for when MACRO-NAME is invoked).
# No SEPARATOR is output if MACRO-NAME was previously undefined (different
# than defined and empty).
#
# This macro is needed until we can rely on Autoconf 2.62, since earlier
# versions of m4sugar mistakenly expanded SEPARATOR but not STRING.
m4_define([lt_append],
[m4_define([$1],
m4_ifdef([$1], [m4_defn([$1])[$3]])[$2])])
# lt_combine(SEP, PREFIX-LIST, INFIX, SUFFIX1, [SUFFIX2...])
# ----------------------------------------------------------
# Produce a SEP delimited list of all paired combinations of elements of
# PREFIX-LIST with SUFFIX1 through SUFFIXn. Each element of the list
# has the form PREFIXmINFIXSUFFIXn.
# Needed until we can rely on m4_combine added in Autoconf 2.62.
m4_define([lt_combine],
[m4_if(m4_eval([$# > 3]), [1],
[m4_pushdef([_Lt_sep], [m4_define([_Lt_sep], m4_defn([lt_car]))])]]dnl
[[m4_foreach([_Lt_prefix], [$2],
[m4_foreach([_Lt_suffix],
]m4_dquote(m4_dquote(m4_shift(m4_shift(m4_shift($@)))))[,
[_Lt_sep([$1])[]m4_defn([_Lt_prefix])[$3]m4_defn([_Lt_suffix])])])])])
# lt_if_append_uniq(MACRO-NAME, VARNAME, [SEPARATOR], [UNIQ], [NOT-UNIQ])
# -----------------------------------------------------------------------
# Iff MACRO-NAME does not yet contain VARNAME, then append it (delimited
# by SEPARATOR if supplied) and expand UNIQ, else NOT-UNIQ.
m4_define([lt_if_append_uniq],
[m4_ifdef([$1],
[m4_if(m4_index([$3]m4_defn([$1])[$3], [$3$2$3]), [-1],
[lt_append([$1], [$2], [$3])$4],
[$5])],
[lt_append([$1], [$2], [$3])$4])])
# lt_dict_add(DICT, KEY, VALUE)
# -----------------------------
m4_define([lt_dict_add],
[m4_define([$1($2)], [$3])])
# lt_dict_add_subkey(DICT, KEY, SUBKEY, VALUE)
# --------------------------------------------
m4_define([lt_dict_add_subkey],
[m4_define([$1($2:$3)], [$4])])
# lt_dict_fetch(DICT, KEY, [SUBKEY])
# ----------------------------------
m4_define([lt_dict_fetch],
[m4_ifval([$3],
m4_ifdef([$1($2:$3)], [m4_defn([$1($2:$3)])]),
m4_ifdef([$1($2)], [m4_defn([$1($2)])]))])
# lt_if_dict_fetch(DICT, KEY, [SUBKEY], VALUE, IF-TRUE, [IF-FALSE])
# -----------------------------------------------------------------
m4_define([lt_if_dict_fetch],
[m4_if(lt_dict_fetch([$1], [$2], [$3]), [$4],
[$5],
[$6])])
# lt_dict_filter(DICT, [SUBKEY], VALUE, [SEPARATOR], KEY, [...])
# --------------------------------------------------------------
m4_define([lt_dict_filter],
[m4_if([$5], [], [],
[lt_join(m4_quote(m4_default([$4], [[, ]])),
lt_unquote(m4_split(m4_normalize(m4_foreach(_Lt_key, lt_car([m4_shiftn(4, $@)]),
[lt_if_dict_fetch([$1], _Lt_key, [$2], [$3], [_Lt_key ])])))))])[]dnl
])

23
deps/libbacktrace/config/ltversion.m4 vendored Normal file
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# ltversion.m4 -- version numbers -*- Autoconf -*-
#
# Copyright (C) 2004 Free Software Foundation, Inc.
# Written by Scott James Remnant, 2004
#
# This file is free software; the Free Software Foundation gives
# unlimited permission to copy and/or distribute it, with or without
# modifications, as long as this notice is preserved.
# Generated from ltversion.in.
# serial 3134 ltversion.m4
# This file is part of GNU Libtool
m4_define([LT_PACKAGE_VERSION], [2.2.7a])
m4_define([LT_PACKAGE_REVISION], [1.3134])
AC_DEFUN([LTVERSION_VERSION],
[macro_version='2.2.7a'
macro_revision='1.3134'
_LT_DECL(, macro_version, 0, [Which release of libtool.m4 was used?])
_LT_DECL(, macro_revision, 0)
])

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# lt~obsolete.m4 -- aclocal satisfying obsolete definitions. -*-Autoconf-*-
#
# Copyright (C) 2004, 2005, 2007, 2009 Free Software Foundation, Inc.
# Written by Scott James Remnant, 2004.
#
# This file is free software; the Free Software Foundation gives
# unlimited permission to copy and/or distribute it, with or without
# modifications, as long as this notice is preserved.
# serial 4 lt~obsolete.m4
# These exist entirely to fool aclocal when bootstrapping libtool.
#
# In the past libtool.m4 has provided macros via AC_DEFUN (or AU_DEFUN)
# which have later been changed to m4_define as they aren't part of the
# exported API, or moved to Autoconf or Automake where they belong.
#
# The trouble is, aclocal is a bit thick. It'll see the old AC_DEFUN
# in /usr/share/aclocal/libtool.m4 and remember it, then when it sees us
# using a macro with the same name in our local m4/libtool.m4 it'll
# pull the old libtool.m4 in (it doesn't see our shiny new m4_define
# and doesn't know about Autoconf macros at all.)
#
# So we provide this file, which has a silly filename so it's always
# included after everything else. This provides aclocal with the
# AC_DEFUNs it wants, but when m4 processes it, it doesn't do anything
# because those macros already exist, or will be overwritten later.
# We use AC_DEFUN over AU_DEFUN for compatibility with aclocal-1.6.
#
# Anytime we withdraw an AC_DEFUN or AU_DEFUN, remember to add it here.
# Yes, that means every name once taken will need to remain here until
# we give up compatibility with versions before 1.7, at which point
# we need to keep only those names which we still refer to.
# This is to help aclocal find these macros, as it can't see m4_define.
AC_DEFUN([LTOBSOLETE_VERSION], [m4_if([1])])
m4_ifndef([AC_LIBTOOL_LINKER_OPTION], [AC_DEFUN([AC_LIBTOOL_LINKER_OPTION])])
m4_ifndef([AC_PROG_EGREP], [AC_DEFUN([AC_PROG_EGREP])])
m4_ifndef([_LT_AC_PROG_ECHO_BACKSLASH], [AC_DEFUN([_LT_AC_PROG_ECHO_BACKSLASH])])
m4_ifndef([_LT_AC_SHELL_INIT], [AC_DEFUN([_LT_AC_SHELL_INIT])])
m4_ifndef([_LT_AC_SYS_LIBPATH_AIX], [AC_DEFUN([_LT_AC_SYS_LIBPATH_AIX])])
m4_ifndef([_LT_PROG_LTMAIN], [AC_DEFUN([_LT_PROG_LTMAIN])])
m4_ifndef([_LT_AC_TAGVAR], [AC_DEFUN([_LT_AC_TAGVAR])])
m4_ifndef([AC_LTDL_ENABLE_INSTALL], [AC_DEFUN([AC_LTDL_ENABLE_INSTALL])])
m4_ifndef([AC_LTDL_PREOPEN], [AC_DEFUN([AC_LTDL_PREOPEN])])
m4_ifndef([_LT_AC_SYS_COMPILER], [AC_DEFUN([_LT_AC_SYS_COMPILER])])
m4_ifndef([_LT_AC_LOCK], [AC_DEFUN([_LT_AC_LOCK])])
m4_ifndef([AC_LIBTOOL_SYS_OLD_ARCHIVE], [AC_DEFUN([AC_LIBTOOL_SYS_OLD_ARCHIVE])])
m4_ifndef([_LT_AC_TRY_DLOPEN_SELF], [AC_DEFUN([_LT_AC_TRY_DLOPEN_SELF])])
m4_ifndef([AC_LIBTOOL_PROG_CC_C_O], [AC_DEFUN([AC_LIBTOOL_PROG_CC_C_O])])
m4_ifndef([AC_LIBTOOL_SYS_HARD_LINK_LOCKS], [AC_DEFUN([AC_LIBTOOL_SYS_HARD_LINK_LOCKS])])
m4_ifndef([AC_LIBTOOL_OBJDIR], [AC_DEFUN([AC_LIBTOOL_OBJDIR])])
m4_ifndef([AC_LTDL_OBJDIR], [AC_DEFUN([AC_LTDL_OBJDIR])])
m4_ifndef([AC_LIBTOOL_PROG_LD_HARDCODE_LIBPATH], [AC_DEFUN([AC_LIBTOOL_PROG_LD_HARDCODE_LIBPATH])])
m4_ifndef([AC_LIBTOOL_SYS_LIB_STRIP], [AC_DEFUN([AC_LIBTOOL_SYS_LIB_STRIP])])
m4_ifndef([AC_PATH_MAGIC], [AC_DEFUN([AC_PATH_MAGIC])])
m4_ifndef([AC_PROG_LD_GNU], [AC_DEFUN([AC_PROG_LD_GNU])])
m4_ifndef([AC_PROG_LD_RELOAD_FLAG], [AC_DEFUN([AC_PROG_LD_RELOAD_FLAG])])
m4_ifndef([AC_DEPLIBS_CHECK_METHOD], [AC_DEFUN([AC_DEPLIBS_CHECK_METHOD])])
m4_ifndef([AC_LIBTOOL_PROG_COMPILER_NO_RTTI], [AC_DEFUN([AC_LIBTOOL_PROG_COMPILER_NO_RTTI])])
m4_ifndef([AC_LIBTOOL_SYS_GLOBAL_SYMBOL_PIPE], [AC_DEFUN([AC_LIBTOOL_SYS_GLOBAL_SYMBOL_PIPE])])
m4_ifndef([AC_LIBTOOL_PROG_COMPILER_PIC], [AC_DEFUN([AC_LIBTOOL_PROG_COMPILER_PIC])])
m4_ifndef([AC_LIBTOOL_PROG_LD_SHLIBS], [AC_DEFUN([AC_LIBTOOL_PROG_LD_SHLIBS])])
m4_ifndef([AC_LIBTOOL_POSTDEP_PREDEP], [AC_DEFUN([AC_LIBTOOL_POSTDEP_PREDEP])])
m4_ifndef([LT_AC_PROG_EGREP], [AC_DEFUN([LT_AC_PROG_EGREP])])
m4_ifndef([LT_AC_PROG_SED], [AC_DEFUN([LT_AC_PROG_SED])])
m4_ifndef([_LT_CC_BASENAME], [AC_DEFUN([_LT_CC_BASENAME])])
m4_ifndef([_LT_COMPILER_BOILERPLATE], [AC_DEFUN([_LT_COMPILER_BOILERPLATE])])
m4_ifndef([_LT_LINKER_BOILERPLATE], [AC_DEFUN([_LT_LINKER_BOILERPLATE])])
m4_ifndef([_AC_PROG_LIBTOOL], [AC_DEFUN([_AC_PROG_LIBTOOL])])
m4_ifndef([AC_LIBTOOL_SETUP], [AC_DEFUN([AC_LIBTOOL_SETUP])])
m4_ifndef([_LT_AC_CHECK_DLFCN], [AC_DEFUN([_LT_AC_CHECK_DLFCN])])
m4_ifndef([AC_LIBTOOL_SYS_DYNAMIC_LINKER], [AC_DEFUN([AC_LIBTOOL_SYS_DYNAMIC_LINKER])])
m4_ifndef([_LT_AC_TAGCONFIG], [AC_DEFUN([_LT_AC_TAGCONFIG])])
m4_ifndef([AC_DISABLE_FAST_INSTALL], [AC_DEFUN([AC_DISABLE_FAST_INSTALL])])
m4_ifndef([_LT_AC_LANG_CXX], [AC_DEFUN([_LT_AC_LANG_CXX])])
m4_ifndef([_LT_AC_LANG_F77], [AC_DEFUN([_LT_AC_LANG_F77])])
m4_ifndef([_LT_AC_LANG_GCJ], [AC_DEFUN([_LT_AC_LANG_GCJ])])
m4_ifndef([AC_LIBTOOL_LANG_C_CONFIG], [AC_DEFUN([AC_LIBTOOL_LANG_C_CONFIG])])
m4_ifndef([_LT_AC_LANG_C_CONFIG], [AC_DEFUN([_LT_AC_LANG_C_CONFIG])])
m4_ifndef([AC_LIBTOOL_LANG_CXX_CONFIG], [AC_DEFUN([AC_LIBTOOL_LANG_CXX_CONFIG])])
m4_ifndef([_LT_AC_LANG_CXX_CONFIG], [AC_DEFUN([_LT_AC_LANG_CXX_CONFIG])])
m4_ifndef([AC_LIBTOOL_LANG_F77_CONFIG], [AC_DEFUN([AC_LIBTOOL_LANG_F77_CONFIG])])
m4_ifndef([_LT_AC_LANG_F77_CONFIG], [AC_DEFUN([_LT_AC_LANG_F77_CONFIG])])
m4_ifndef([AC_LIBTOOL_LANG_GCJ_CONFIG], [AC_DEFUN([AC_LIBTOOL_LANG_GCJ_CONFIG])])
m4_ifndef([_LT_AC_LANG_GCJ_CONFIG], [AC_DEFUN([_LT_AC_LANG_GCJ_CONFIG])])
m4_ifndef([AC_LIBTOOL_LANG_RC_CONFIG], [AC_DEFUN([AC_LIBTOOL_LANG_RC_CONFIG])])
m4_ifndef([_LT_AC_LANG_RC_CONFIG], [AC_DEFUN([_LT_AC_LANG_RC_CONFIG])])
m4_ifndef([AC_LIBTOOL_CONFIG], [AC_DEFUN([AC_LIBTOOL_CONFIG])])
m4_ifndef([_LT_AC_FILE_LTDLL_C], [AC_DEFUN([_LT_AC_FILE_LTDLL_C])])
m4_ifndef([_LT_REQUIRED_DARWIN_CHECKS], [AC_DEFUN([_LT_REQUIRED_DARWIN_CHECKS])])
m4_ifndef([_LT_AC_PROG_CXXCPP], [AC_DEFUN([_LT_AC_PROG_CXXCPP])])
m4_ifndef([_LT_PREPARE_SED_QUOTE_VARS], [AC_DEFUN([_LT_PREPARE_SED_QUOTE_VARS])])
m4_ifndef([_LT_PROG_ECHO_BACKSLASH], [AC_DEFUN([_LT_PROG_ECHO_BACKSLASH])])
m4_ifndef([_LT_PROG_F77], [AC_DEFUN([_LT_PROG_F77])])
m4_ifndef([_LT_PROG_FC], [AC_DEFUN([_LT_PROG_FC])])
m4_ifndef([_LT_PROG_CXX], [AC_DEFUN([_LT_PROG_CXX])])

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## -*- Autoconf -*-
# Copyright (C) 1998, 1999, 2000, 2001, 2003, 2004, 2005, 2006, 2008
# Free Software Foundation, Inc.
#
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
# serial 6
# AM_ENABLE_MULTILIB([MAKEFILE], [REL-TO-TOP-SRCDIR])
# ---------------------------------------------------
# Add --enable-multilib to configure.
AC_DEFUN([AM_ENABLE_MULTILIB],
[# Default to --enable-multilib
AC_ARG_ENABLE(multilib,
[ --enable-multilib build many library versions (default)],
[case "$enableval" in
yes) multilib=yes ;;
no) multilib=no ;;
*) AC_MSG_ERROR([bad value $enableval for multilib option]) ;;
esac],
[multilib=yes])
# We may get other options which we leave undocumented:
# --with-target-subdir, --with-multisrctop, --with-multisubdir
# See config-ml.in if you want the gory details.
if test "$srcdir" = "."; then
if test "$with_target_subdir" != "."; then
multi_basedir="$srcdir/$with_multisrctop../$2"
else
multi_basedir="$srcdir/$with_multisrctop$2"
fi
else
multi_basedir="$srcdir/$2"
fi
AC_SUBST(multi_basedir)
# Even if the default multilib is not a cross compilation,
# it may be that some of the other multilibs are.
if test $cross_compiling = no && test $multilib = yes \
&& test "x${with_multisubdir}" != x ; then
cross_compiling=maybe
fi
AC_OUTPUT_COMMANDS([
# Only add multilib support code if we just rebuilt the top-level
# Makefile.
case " $CONFIG_FILES " in
*" ]m4_default([$1],Makefile)[ "*)
ac_file=]m4_default([$1],Makefile)[ . ${multi_basedir}/config-ml.in
;;
esac],
[
srcdir="$srcdir"
host="$host"
target="$target"
with_multisubdir="$with_multisubdir"
with_multisrctop="$with_multisrctop"
with_target_subdir="$with_target_subdir"
ac_configure_args="${multilib_arg} ${ac_configure_args}"
multi_basedir="$multi_basedir"
CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
CC="$CC"
CXX="$CXX"
GFORTRAN="$GFORTRAN"
GDC="$GDC"])])dnl

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dnl Fix Autoconf bugs by overriding broken internal Autoconf
dnl macros with backports of fixes from newer releases.
dnl
dnl The override bits of this file should be a no-op for the newest
dnl Autoconf version, which means they can be removed once the complete
dnl tree has moved to a new enough Autoconf version.
dnl
dnl The _GCC_AUTOCONF_VERSION_TEST ensures that exactly the desired
dnl Autoconf version is used. It should be kept for consistency.
dnl Use ifdef/ifelse over m4_ifdef/m4_ifelse to be clean for 2.13.
ifdef([m4_PACKAGE_VERSION], [
dnl Provide m4_copy_force and m4_rename_force for old Autoconf versions.
m4_ifndef([m4_copy_force],
[m4_define([m4_copy_force],
[m4_ifdef([$2], [m4_undefine([$2])])m4_copy($@)])])
m4_ifndef([m4_rename_force],
[m4_define([m4_rename_force],
[m4_ifdef([$2], [m4_undefine([$2])])m4_rename($@)])])
dnl AC_DEFUN a commonly used macro so this file is picked up.
m4_copy([AC_PREREQ], [_AC_PREREQ])
AC_DEFUN([AC_PREREQ], [frob])
m4_copy_force([_AC_PREREQ], [AC_PREREQ])
dnl Ensure exactly this Autoconf version is used
m4_ifndef([_GCC_AUTOCONF_VERSION],
[m4_define([_GCC_AUTOCONF_VERSION], [2.69])])
dnl Test for the exact version when AC_INIT is expanded.
dnl This allows to update the tree in steps (for testing)
dnl by putting
dnl m4_define([_GCC_AUTOCONF_VERSION], [X.Y])
dnl in configure.ac before AC_INIT,
dnl without rewriting this file.
dnl Or for updating the whole tree at once with the definition above.
AC_DEFUN([_GCC_AUTOCONF_VERSION_CHECK],
[m4_if(m4_defn([_GCC_AUTOCONF_VERSION]),
m4_defn([m4_PACKAGE_VERSION]), [],
[m4_fatal([Please use exactly Autoconf ]_GCC_AUTOCONF_VERSION[ instead of ]m4_defn([m4_PACKAGE_VERSION])[.])])
])
dnl don't do this for libbacktrace
dnl m4_define([AC_INIT], m4_defn([AC_INIT])[
dnl _GCC_AUTOCONF_VERSION_CHECK
dnl ])
dnl Ensure we do not use a buggy M4.
m4_if(m4_index([..wi.d.], [.d.]), [-1],
[m4_fatal(m4_do([m4 with buggy strstr detected. Please install
GNU M4 1.4.16 or newer and set the M4 environment variable]))])
dnl Fix 2.64 cross compile detection for AVR and RTEMS
dnl by not trying to compile fopen.
m4_if(m4_defn([m4_PACKAGE_VERSION]), [2.64],
[m4_foreach([_GCC_LANG], [C, C++, Fortran, Fortran 77],
[m4_define([_AC_LANG_IO_PROGRAM(]_GCC_LANG[)], m4_defn([AC_LANG_PROGRAM(]_GCC_LANG[)]))])])
m4_version_prereq([2.66],, [
dnl We need AC_CHECK_DECL which works for overloaded C++ functions.
# _AC_CHECK_DECL_BODY
# -------------------
# Shell function body for AC_CHECK_DECL.
m4_define([_AC_CHECK_DECL_BODY],
[ AS_LINENO_PUSH([$[]1])
[as_decl_name=`echo $][2|sed 's/ *(.*//'`]
[as_decl_use=`echo $][2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`]
AC_CACHE_CHECK([whether $as_decl_name is declared], [$[]3],
[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([$[]4],
[@%:@ifndef $[]as_decl_name
@%:@ifdef __cplusplus
(void) $[]as_decl_use;
@%:@else
(void) $[]as_decl_name;
@%:@endif
@%:@endif
])],
[AS_VAR_SET([$[]3], [yes])],
[AS_VAR_SET([$[]3], [no])])])
AS_LINENO_POP
])# _AC_CHECK_DECL_BODY
# _AC_CHECK_DECLS(SYMBOL, ACTION-IF_FOUND, ACTION-IF-NOT-FOUND,
# INCLUDES)
# -------------------------------------------------------------
# Helper to AC_CHECK_DECLS, which generates the check for a single
# SYMBOL with INCLUDES, performs the AC_DEFINE, then expands
# ACTION-IF-FOUND or ACTION-IF-NOT-FOUND.
m4_define([_AC_CHECK_DECLS],
[AC_CHECK_DECL([$1], [ac_have_decl=1], [ac_have_decl=0], [$4])]dnl
[AC_DEFINE_UNQUOTED(AS_TR_CPP(m4_bpatsubst(HAVE_DECL_[$1],[ *(.*])),
[$ac_have_decl],
[Define to 1 if you have the declaration of `$1',
and to 0 if you don't.])]dnl
[m4_ifvaln([$2$3], [AS_IF([test $ac_have_decl = 1], [$2], [$3])])])
])
dnl If flex/lex are not found, the top level configure sets LEX to
dnl "/path_to/missing flex". When AC_PROG_LEX tries to find the flex
dnl output file, it calls $LEX to do so, but the current lightweight
dnl "missing" won't create a file. This results in an error.
dnl Avoid calling the bulk of AC_PROG_LEX when $LEX is "missing".
AC_DEFUN_ONCE([AC_PROG_LEX],
[AC_CHECK_PROGS(LEX, flex lex, :)
case "$LEX" in
:|*"missing "*) ;;
*) _AC_PROG_LEX_YYTEXT_DECL ;;
esac])
])

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@ -0,0 +1,37 @@
dnl
dnl Check whether _Unwind_GetIPInfo is available without doing a link
dnl test so we can use this with libstdc++-v3 and libjava. Need to
dnl use $target to set defaults because automatic checking is not possible
dnl without a link test (and maybe even with a link test).
dnl
AC_DEFUN([GCC_CHECK_UNWIND_GETIPINFO], [
AC_ARG_WITH(system-libunwind,
[ --with-system-libunwind use installed libunwind])
# If system-libunwind was not specifically set, pick a default setting.
if test x$with_system_libunwind = x; then
case ${target} in
ia64-*-hpux*) with_system_libunwind=yes ;;
*) with_system_libunwind=no ;;
esac
fi
# Based on system-libunwind and target, do we have ipinfo?
if test x$with_system_libunwind = xyes; then
case ${target} in
ia64-*-*) have_unwind_getipinfo=no ;;
*) have_unwind_getipinfo=yes ;;
esac
else
# Darwin before version 9 does not have _Unwind_GetIPInfo.
changequote(,)
case ${target} in
*-*-darwin[3-8]|*-*-darwin[3-8].*) have_unwind_getipinfo=no ;;
*) have_unwind_getipinfo=yes ;;
esac
changequote([,])
fi
if test x$have_unwind_getipinfo = xyes; then
AC_DEFINE(HAVE_GETIPINFO, 1, [Define if _Unwind_GetIPInfo is available.])
fi
])

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# Autoconf include file defining macros related to compile-time warnings.
# Copyright 2004, 2005, 2007, 2009, 2011 Free Software Foundation, Inc.
#This file is part of GCC.
#GCC is free software; you can redistribute it and/or modify it under
#the terms of the GNU General Public License as published by the Free
#Software Foundation; either version 3, or (at your option) any later
#version.
#GCC is distributed in the hope that it will be useful, but WITHOUT
#ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
#FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
#for more details.
#You should have received a copy of the GNU General Public License
#along with GCC; see the file COPYING3. If not see
#<http://www.gnu.org/licenses/>.
# ACX_PROG_CC_WARNING_OPTS(WARNINGS, [VARIABLE = WARN_CFLAGS])
# Sets @VARIABLE@ to the subset of the given options which the
# compiler accepts.
AC_DEFUN([ACX_PROG_CC_WARNING_OPTS],
[AC_REQUIRE([AC_PROG_CC])dnl
AC_LANG_PUSH(C)
m4_pushdef([acx_Var], [m4_default([$2], [WARN_CFLAGS])])dnl
AC_SUBST(acx_Var)dnl
m4_expand_once([acx_Var=
],m4_quote(acx_Var=))dnl
save_CFLAGS="$CFLAGS"
for real_option in $1; do
# Do the check with the no- prefix removed since gcc silently
# accepts any -Wno-* option on purpose
case $real_option in
-Wno-*) option=-W`expr x$real_option : 'x-Wno-\(.*\)'` ;;
*) option=$real_option ;;
esac
AS_VAR_PUSHDEF([acx_Woption], [acx_cv_prog_cc_warning_$option])
AC_CACHE_CHECK([whether $CC supports $option], acx_Woption,
[CFLAGS="$option"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])],
[AS_VAR_SET(acx_Woption, yes)],
[AS_VAR_SET(acx_Woption, no)])
])
AS_IF([test AS_VAR_GET(acx_Woption) = yes],
[acx_Var="$acx_Var${acx_Var:+ }$real_option"])
AS_VAR_POPDEF([acx_Woption])dnl
done
CFLAGS="$save_CFLAGS"
m4_popdef([acx_Var])dnl
AC_LANG_POP(C)
])# ACX_PROG_CC_WARNING_OPTS
# ACX_PROG_CC_WARNING_ALMOST_PEDANTIC(WARNINGS, [VARIABLE = WARN_PEDANTIC])
# Append to VARIABLE "-pedantic" + the argument, if the compiler is GCC
# and accepts all of those options simultaneously, otherwise to nothing.
AC_DEFUN([ACX_PROG_CC_WARNING_ALMOST_PEDANTIC],
[AC_REQUIRE([AC_PROG_CC])dnl
AC_LANG_PUSH(C)
m4_pushdef([acx_Var], [m4_default([$2], [WARN_PEDANTIC])])dnl
AC_SUBST(acx_Var)dnl
m4_expand_once([acx_Var=
],m4_quote(acx_Var=))dnl
# Do the check with the no- prefix removed from the warning options
# since gcc silently accepts any -Wno-* option on purpose
m4_pushdef([acx_Woptions], [m4_bpatsubst([$1], [-Wno-], [-W])])dnl
AS_VAR_PUSHDEF([acx_Pedantic], [acx_cv_prog_cc_pedantic_]acx_Woptions)dnl
AS_IF([test "$GCC" = yes],
[AC_CACHE_CHECK([whether $CC supports -pedantic ]acx_Woptions, acx_Pedantic,
[save_CFLAGS="$CFLAGS"
CFLAGS="-pedantic acx_Woptions"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])],
[AS_VAR_SET(acx_Pedantic, yes)],
[AS_VAR_SET(acx_Pedantic, no)])
CFLAGS="$save_CFLAGS"])
AS_IF([test AS_VAR_GET(acx_Pedantic) = yes],
[acx_Var="$acx_Var${acx_Var:+ }-pedantic $1"])
])
AS_VAR_POPDEF([acx_Pedantic])dnl
m4_popdef([acx_Woptions])dnl
m4_popdef([acx_Var])dnl
AC_LANG_POP(C)
])# ACX_PROG_CC_WARNING_ALMOST_PEDANTIC
# ACX_PROG_CC_WARNINGS_ARE_ERRORS([x.y.z], [VARIABLE = WERROR])
# sets @VARIABLE@ to "-Werror" if the compiler is GCC >=x.y.z, or if
# --enable-werror-always was given on the command line, otherwise
# to nothing.
# If the argument is the word "manual" instead of a version number,
# then @VARIABLE@ will be set to -Werror only if --enable-werror-always
# appeared on the configure command line.
AC_DEFUN([ACX_PROG_CC_WARNINGS_ARE_ERRORS],
[AC_REQUIRE([AC_PROG_CC])dnl
AC_LANG_PUSH(C)
m4_pushdef([acx_Var], [m4_default([$2], [WERROR])])dnl
AC_SUBST(acx_Var)dnl
m4_expand_once([acx_Var=
],m4_quote(acx_Var=))dnl
AC_ARG_ENABLE(werror-always,
AS_HELP_STRING([--enable-werror-always],
[enable -Werror despite compiler version]),
[], [enable_werror_always=no])
AS_IF([test $enable_werror_always = yes],
[acx_Var="$acx_Var${acx_Var:+ }-Werror"])
m4_if($1, [manual],,
[AS_VAR_PUSHDEF([acx_GCCvers], [acx_cv_prog_cc_gcc_$1_or_newer])dnl
AC_CACHE_CHECK([whether $CC is GCC >=$1], acx_GCCvers,
[set fnord `echo $1 | tr '.' ' '`
shift
AC_PREPROC_IFELSE(
[#if __GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__ \
< [$]1 * 10000 + [$]2 * 100 + [$]3
#error insufficient
#endif],
[AS_VAR_SET(acx_GCCvers, yes)],
[AS_VAR_SET(acx_GCCvers, no)])])
AS_IF([test AS_VAR_GET(acx_GCCvers) = yes],
[acx_Var="$acx_Var${acx_Var:+ }-Werror"])
AS_VAR_POPDEF([acx_GCCvers])])
m4_popdef([acx_Var])dnl
AC_LANG_POP(C)
])# ACX_PROG_CC_WARNINGS_ARE_ERRORS
# ACX_PROG_CXX_WARNING_OPTS(WARNINGS, [VARIABLE = WARN_CXXFLAGS])
# Sets @VARIABLE@ to the subset of the given options which the
# compiler accepts.
AC_DEFUN([ACX_PROG_CXX_WARNING_OPTS],
[AC_REQUIRE([AC_PROG_CXX])dnl
AC_LANG_PUSH(C++)
m4_pushdef([acx_Var], [m4_default([$2], [WARN_CXXFLAGS])])dnl
AC_SUBST(acx_Var)dnl
m4_expand_once([acx_Var=
],m4_quote(acx_Var=))dnl
save_CXXFLAGS="$CXXFLAGS"
for real_option in $1; do
# Do the check with the no- prefix removed since gcc silently
# accepts any -Wno-* option on purpose
case $real_option in
-Wno-*) option=-W`expr x$real_option : 'x-Wno-\(.*\)'` ;;
*) option=$real_option ;;
esac
AS_VAR_PUSHDEF([acx_Woption], [acx_cv_prog_cc_warning_$option])
AC_CACHE_CHECK([whether $CXX supports $option], acx_Woption,
[CXXFLAGS="$option"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])],
[AS_VAR_SET(acx_Woption, yes)],
[AS_VAR_SET(acx_Woption, no)])
])
AS_IF([test AS_VAR_GET(acx_Woption) = yes],
[acx_Var="$acx_Var${acx_Var:+ }$real_option"])
AS_VAR_POPDEF([acx_Woption])dnl
done
CXXFLAGS="$save_CXXFLAGS"
m4_popdef([acx_Var])dnl
AC_LANG_POP(C++)
])# ACX_PROG_CXX_WARNING_OPTS
# ACX_PROG_CXX_WARNING_ALMOST_PEDANTIC(WARNINGS, [VARIABLE = WARN_PEDANTIC])
# Append to VARIABLE "-pedantic" + the argument, if the compiler is G++
# and accepts all of those options simultaneously, otherwise to nothing.
AC_DEFUN([ACX_PROG_CXX_WARNING_ALMOST_PEDANTIC],
[AC_REQUIRE([AC_PROG_CXX])dnl
AC_LANG_PUSH(C++)
m4_pushdef([acx_Var], [m4_default([$2], [WARN_PEDANTIC])])dnl
AC_SUBST(acx_Var)dnl
m4_expand_once([acx_Var=
],m4_quote(acx_Var=))dnl
# Do the check with the no- prefix removed from the warning options
# since gcc silently accepts any -Wno-* option on purpose
m4_pushdef([acx_Woptions], [m4_bpatsubst([$1], [-Wno-], [-W])])dnl
AS_VAR_PUSHDEF([acx_Pedantic], [acx_cv_prog_cc_pedantic_]acx_Woptions)dnl
AS_IF([test "$GXX" = yes],
[AC_CACHE_CHECK([whether $CXX supports -pedantic ]acx_Woptions, acx_Pedantic,
[save_CXXFLAGS="$CXXFLAGS"
CXXFLAGS="-pedantic acx_Woptions"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])],
[AS_VAR_SET(acx_Pedantic, yes)],
[AS_VAR_SET(acx_Pedantic, no)])
CXXFLAGS="$save_CXXFLAGS"])
AS_IF([test AS_VAR_GET(acx_Pedantic) = yes],
[acx_Var="$acx_Var${acx_Var:+ }-pedantic $1"])
])
AS_VAR_POPDEF([acx_Pedantic])dnl
m4_popdef([acx_Woptions])dnl
m4_popdef([acx_Var])dnl
AC_LANG_POP(C++)
])# ACX_PROG_CXX_WARNING_ALMOST_PEDANTIC
# ACX_PROG_CXX_WARNINGS_ARE_ERRORS([x.y.z], [VARIABLE = WERROR])
# sets @VARIABLE@ to "-Werror" if the compiler is G++ >=x.y.z, or if
# --enable-werror-always was given on the command line, otherwise
# to nothing.
# If the argument is the word "manual" instead of a version number,
# then @VARIABLE@ will be set to -Werror only if --enable-werror-always
# appeared on the configure command line.
AC_DEFUN([ACX_PROG_CXX_WARNINGS_ARE_ERRORS],
[AC_REQUIRE([AC_PROG_CXX])dnl
AC_LANG_PUSH(C++)
m4_pushdef([acx_Var], [m4_default([$2], [WERROR])])dnl
AC_SUBST(acx_Var)dnl
m4_expand_once([acx_Var=
],m4_quote(acx_Var=))dnl
AC_ARG_ENABLE(werror-always,
AS_HELP_STRING([--enable-werror-always],
[enable -Werror despite compiler version]),
[], [enable_werror_always=no])
AS_IF([test $enable_werror_always = yes],
[acx_Var="$acx_Var${acx_Var:+ }-Werror"])
m4_if($1, [manual],,
[AS_VAR_PUSHDEF([acx_GXXvers], [acx_cv_prog_cxx_gxx_$1_or_newer])dnl
AC_CACHE_CHECK([whether $CXX is G++ >=$1], acx_GXXvers,
[set fnord `echo $1 | tr '.' ' '`
shift
AC_PREPROC_IFELSE(
[#if __GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__ \
< [$]1 * 10000 + [$]2 * 100 + [$]3
#error insufficient
#endif],
[AS_VAR_SET(acx_GXXvers, yes)],
[AS_VAR_SET(acx_GXXvers, no)])])
AS_IF([test AS_VAR_GET(acx_GXXvers) = yes],
[acx_Var="$acx_Var${acx_Var:+ }-Werror"])
AS_VAR_POPDEF([acx_GXXvers])])
m4_popdef([acx_Var])dnl
AC_LANG_POP(C++)
])# ACX_PROG_CXX_WARNINGS_ARE_ERRORS

15727
deps/libbacktrace/configure vendored Executable file

File diff suppressed because it is too large Load Diff

611
deps/libbacktrace/configure.ac vendored Normal file
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@ -0,0 +1,611 @@
# configure.ac -- Backtrace configure script.
# Copyright (C) 2012-2021 Free Software Foundation, Inc.
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
# (1) Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# (2) Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
# (3) The name of the author may not be used to
# endorse or promote products derived from this software without
# specific prior written permission.
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
# INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
# IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
AC_PREREQ(2.69)
AC_INIT(package-unused, version-unused,, libbacktrace)
AC_CONFIG_SRCDIR(backtrace.h)
AC_CONFIG_HEADER(config.h)
AC_CONFIG_MACRO_DIR(config)
# with_target_subdir is used when configured as part of a GCC tree.
if test -n "${with_target_subdir}"; then
AM_ENABLE_MULTILIB(, ..)
fi
AC_CANONICAL_SYSTEM
target_alias=${target_alias-$host_alias}
AC_USE_SYSTEM_EXTENSIONS
# Default to not building a shared library.
AC_DISABLE_SHARED
libtool_VERSION=1:0:0
AC_SUBST(libtool_VERSION)
# 1.11.1: Require that version of automake.
# foreign: Don't require README, INSTALL, NEWS, etc.
# no-define: Don't define PACKAGE and VERSION.
# no-dependencies: Don't generate automatic dependencies.
# (because it breaks when using bootstrap-lean, since some of the
# headers are gone at "make install" time).
# -Wall: Issue all automake warnings.
# -Wno-portability: Don't warn about constructs supported by GNU make.
# (because GCC requires GNU make anyhow).
AM_INIT_AUTOMAKE([1.11.1 foreign no-dist no-define no-dependencies -Wall -Wno-portability])
AM_MAINTAINER_MODE
AC_ARG_WITH(target-subdir,
[ --with-target-subdir=SUBDIR Configuring in a subdirectory for target])
# We must force CC to /not/ be precious variables; otherwise
# the wrong, non-multilib-adjusted value will be used in multilibs.
# As a side effect, we have to subst CFLAGS ourselves.
m4_rename([_AC_ARG_VAR_PRECIOUS],[backtrace_PRECIOUS])
m4_define([_AC_ARG_VAR_PRECIOUS],[])
AC_PROG_CC
m4_rename_force([backtrace_PRECIOUS],[_AC_ARG_VAR_PRECIOUS])
AC_SUBST(CFLAGS)
AC_PROG_RANLIB
AC_PROG_AWK
case "$AWK" in
"") AC_MSG_ERROR([can't build without awk]) ;;
esac
AC_CHECK_PROG(DWZ, dwz, dwz)
AM_CONDITIONAL(HAVE_DWZ, test "$DWZ" != "")
LT_INIT
AM_PROG_LIBTOOL
AC_SYS_LARGEFILE
backtrace_supported=yes
if test -n "${with_target_subdir}"; then
# We are compiling a GCC library. We can assume that the unwind
# library exists.
BACKTRACE_FILE="backtrace.lo simple.lo"
else
AC_CHECK_HEADER([unwind.h],
[AC_CHECK_FUNC([_Unwind_Backtrace],
[BACKTRACE_FILE="backtrace.lo simple.lo"],
[BACKTRACE_FILE="nounwind.lo"
backtrace_supported=no])],
[BACKTRACE_FILE="nounwind.lo"
backtrace_supported=no])
fi
AC_SUBST(BACKTRACE_FILE)
EXTRA_FLAGS=
if test -n "${with_target_subdir}"; then
EXTRA_FLAGS="-funwind-tables -frandom-seed=\$@"
else
AC_CACHE_CHECK([for -funwind-tables option],
[libbacktrace_cv_c_unwind_tables],
[CFLAGS_hold="$CFLAGS"
CFLAGS="$CFLAGS -funwind-tables"
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([static int f() { return 0; }], [return f();])],
[libbacktrace_cv_c_unwind_tables=yes],
[libbacktrace_cv_c_unwind_tables=no])
CFLAGS="$CFLAGS_hold"])
if test "$libbacktrace_cv_c_unwind_tables" = "yes"; then
EXTRA_FLAGS=-funwind-tables
fi
AC_CACHE_CHECK([for -frandom-seed=string option],
[libbacktrace_cv_c_random_seed_string],
[CFLAGS_hold="$CFLAGS"
CFLAGS="$CFLAGS -frandom-seed=conftest.lo"
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([], [return 0;])],
[libbacktrace_cv_c_random_seed_string=yes],
[libbacktrace_cv_c_random_seed_string=no])
CFLAGS="$CFLAGS_hold"])
if test "$libbacktrace_cv_c_random_seed_string" = "yes"; then
EXTRA_FLAGS="$EXTRA_FLAGS -frandom-seed=\$@"
fi
fi
AC_SUBST(EXTRA_FLAGS)
ACX_PROG_CC_WARNING_OPTS([-W -Wall -Wwrite-strings -Wstrict-prototypes \
-Wmissing-prototypes -Wold-style-definition \
-Wmissing-format-attribute -Wcast-qual],
[WARN_FLAGS])
AC_ARG_ENABLE([werror],
[AS_HELP_STRING([--disable-werror], [disable building with -Werror])])
AS_IF([test "x$enable_werror" != "xno" && test -n "${with_target_subdir}"],
[WARN_FLAGS="$WARN_FLAGS -Werror"])
AC_SUBST(WARN_FLAGS)
if test -n "${with_target_subdir}"; then
GCC_CHECK_UNWIND_GETIPINFO
else
ac_save_CFFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Werror-implicit-function-declaration"
AC_MSG_CHECKING([for _Unwind_GetIPInfo])
AC_LINK_IFELSE(
[AC_LANG_PROGRAM(
[#include "unwind.h"
struct _Unwind_Context *context;
int ip_before_insn = 0;],
[return _Unwind_GetIPInfo (context, &ip_before_insn);])],
[have_unwind_getipinfo=yes], [have_unwind_getipinfo=no])
CFLAGS="$ac_save_CFLAGS"
AC_MSG_RESULT([$have_unwind_getipinfo])
if test "$have_unwind_getipinfo" = "yes"; then
AC_DEFINE(HAVE_GETIPINFO, 1, [Define if _Unwind_GetIPInfo is available.])
fi
fi
# Enable --enable-host-shared.
AC_ARG_ENABLE(host-shared,
[AS_HELP_STRING([--enable-host-shared],
[build host code as shared libraries])],
[PIC_FLAG=-fPIC], [PIC_FLAG=])
AC_SUBST(PIC_FLAG)
# Test for __sync support.
AC_CACHE_CHECK([__sync extensions],
[libbacktrace_cv_sys_sync],
[if test -n "${with_target_subdir}"; then
case "${host}" in
hppa*-*-hpux*) libbacktrace_cv_sys_sync=no ;;
*) libbacktrace_cv_sys_sync=yes ;;
esac
else
AC_LINK_IFELSE(
[AC_LANG_PROGRAM([int i;],
[__sync_bool_compare_and_swap (&i, i, i);
__sync_lock_test_and_set (&i, 1);
__sync_lock_release (&i);])],
[libbacktrace_cv_sys_sync=yes],
[libbacktrace_cv_sys_sync=no])
fi])
BACKTRACE_SUPPORTS_THREADS=0
if test "$libbacktrace_cv_sys_sync" = "yes"; then
BACKTRACE_SUPPORTS_THREADS=1
AC_DEFINE([HAVE_SYNC_FUNCTIONS], 1,
[Define to 1 if you have the __sync functions])
fi
AC_SUBST(BACKTRACE_SUPPORTS_THREADS)
# Test for __atomic support.
AC_CACHE_CHECK([__atomic extensions],
[libbacktrace_cv_sys_atomic],
[if test -n "${with_target_subdir}"; then
libbacktrace_cv_sys_atomic=yes
else
AC_LINK_IFELSE(
[AC_LANG_PROGRAM([int i;],
[__atomic_load_n (&i, __ATOMIC_ACQUIRE);
__atomic_store_n (&i, 1, __ATOMIC_RELEASE);])],
[libbacktrace_cv_sys_atomic=yes],
[libbacktrace_cv_sys_atomic=no])
fi])
if test "$libbacktrace_cv_sys_atomic" = "yes"; then
AC_DEFINE([HAVE_ATOMIC_FUNCTIONS], 1,
[Define to 1 if you have the __atomic functions])
fi
# The library needs to be able to read the executable itself. Compile
# a file to determine the executable format. The awk script
# filetype.awk prints out the file type.
AC_CACHE_CHECK([output filetype],
[libbacktrace_cv_sys_filetype],
[filetype=
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([int i;], [int j;])],
[filetype=`${AWK} -f $srcdir/filetype.awk conftest.$ac_objext`],
[AC_MSG_FAILURE([compiler failed])])
libbacktrace_cv_sys_filetype=$filetype])
# Match the file type to decide what files to compile.
FORMAT_FILE=
backtrace_supports_data=yes
case "$libbacktrace_cv_sys_filetype" in
elf*) FORMAT_FILE="elf.lo" ;;
macho) FORMAT_FILE="macho.lo" ;;
pecoff) FORMAT_FILE="pecoff.lo"
backtrace_supports_data=no
;;
xcoff*) FORMAT_FILE="xcoff.lo"
backtrace_supports_data=no
;;
*) AC_MSG_WARN([could not determine output file type])
FORMAT_FILE="unknown.lo"
backtrace_supported=no
;;
esac
AC_SUBST(FORMAT_FILE)
# ELF defines.
elfsize=
case "$libbacktrace_cv_sys_filetype" in
elf32) elfsize=32 ;;
elf64) elfsize=64 ;;
*) elfsize=unused
esac
AC_DEFINE_UNQUOTED([BACKTRACE_ELF_SIZE], [$elfsize], [ELF size: 32 or 64])
AM_CONDITIONAL(HAVE_ELF, test "$FORMAT_FILE" = "elf.lo")
# XCOFF defines.
xcoffsize=
case "$libbacktrace_cv_sys_filetype" in
xcoff32) xcoffsize=32 ;;
xcoff64) xcoffsize=64 ;;
*) xcoffsize=unused
esac
AC_DEFINE_UNQUOTED([BACKTRACE_XCOFF_SIZE], [$xcoffsize], [XCOFF size: 32 or 64])
BACKTRACE_SUPPORTED=0
if test "$backtrace_supported" = "yes"; then
BACKTRACE_SUPPORTED=1
fi
AC_SUBST(BACKTRACE_SUPPORTED)
BACKTRACE_SUPPORTS_DATA=0
if test "$backtrace_supports_data" = "yes"; then
BACKTRACE_SUPPORTS_DATA=1
fi
AC_SUBST(BACKTRACE_SUPPORTS_DATA)
AC_CHECK_HEADERS(sys/mman.h)
if test "$ac_cv_header_sys_mman_h" = "no"; then
have_mmap=no
else
if test -n "${with_target_subdir}"; then
# When built as a GCC target library, we can't do a link test. We
# simply assume that if we have mman.h, we have mmap.
have_mmap=yes
case "${host}" in
spu-*-*|*-*-msdosdjgpp)
# The SPU does not have mmap, but it has a sys/mman.h header file
# containing "mmap_eaddr" and the mmap flags, confusing the test.
# DJGPP also has sys/man.h, but no mmap
have_mmap=no ;;
esac
else
AC_CHECK_FUNC(mmap, [have_mmap=yes], [have_mmap=no])
fi
fi
if test "$have_mmap" = "no"; then
VIEW_FILE=read.lo
ALLOC_FILE=alloc.lo
else
VIEW_FILE=mmapio.lo
AC_PREPROC_IFELSE([AC_LANG_SOURCE([
#include <sys/mman.h>
#if !defined(MAP_ANONYMOUS) && !defined(MAP_ANON)
#error no MAP_ANONYMOUS
#endif
])], [ALLOC_FILE=mmap.lo], [ALLOC_FILE=alloc.lo])
fi
AC_SUBST(VIEW_FILE)
AC_SUBST(ALLOC_FILE)
BACKTRACE_USES_MALLOC=0
if test "$ALLOC_FILE" = "alloc.lo"; then
BACKTRACE_USES_MALLOC=1
fi
AC_SUBST(BACKTRACE_USES_MALLOC)
# Check for dl_iterate_phdr.
AC_CHECK_HEADERS(link.h sys/link.h)
if test "$ac_cv_header_link_h" = "no" -a "$ac_cv_header_sys_link_h" = "no"; then
have_dl_iterate_phdr=no
else
if test -n "${with_target_subdir}"; then
link_h=link.h
if test "$ac_cv_header_link_h" = "no"; then
link_h=sys/link.h
fi
# When built as a GCC target library, we can't do a link test.
AC_EGREP_HEADER([dl_iterate_phdr], [$link_h], [have_dl_iterate_phdr=yes],
[have_dl_iterate_phdr=no])
case "${host}" in
*-*-solaris2.10*)
# Avoid dl_iterate_phdr on Solaris 10, where it is in the
# header file but is only in -ldl.
have_dl_iterate_phdr=no ;;
esac
else
AC_CHECK_FUNC([dl_iterate_phdr], [have_dl_iterate_phdr=yes],
[have_dl_iterate_phdr=no])
fi
fi
if test "$have_dl_iterate_phdr" = "yes"; then
AC_DEFINE(HAVE_DL_ITERATE_PHDR, 1, [Define if dl_iterate_phdr is available.])
fi
# Check for header file for Mach-O image functions.
AC_CHECK_HEADERS(mach-o/dyld.h)
# Check for loadquery.
AC_CHECK_HEADERS(sys/ldr.h)
if test "$ac_cv_header_sys_ldr_h" = "no"; then
have_loadquery=no
else
if test -n "${with_target_subdir}"; then
# When built as a GCC target library, we can't do a link test.
AC_EGREP_HEADER([loadquery], [sys/ldr.h], [have_loadquery=yes],
[have_loadquery=no])
else
AC_CHECK_FUNC([loadquery], [have_loadquery=yes],
[have_loadquery=no])
fi
fi
if test "$have_loadquery" = "yes"; then
AC_DEFINE(HAVE_LOADQUERY, 1, [Define if AIX loadquery is available.])
fi
# Check for the fcntl function.
if test -n "${with_target_subdir}"; then
case "${host}" in
*-*-mingw*) have_fcntl=no ;;
spu-*-*) have_fcntl=no ;;
*) have_fcntl=yes ;;
esac
else
AC_CHECK_FUNC(fcntl, [have_fcntl=yes], [have_fcntl=no])
fi
if test "$have_fcntl" = "yes"; then
AC_DEFINE([HAVE_FCNTL], 1,
[Define to 1 if you have the fcntl function])
fi
AC_CHECK_DECLS([strnlen, getpagesize])
AC_CHECK_FUNCS(lstat readlink)
# Check for getexecname function.
if test -n "${with_target_subdir}"; then
case "${host}" in
*-*-solaris2*) have_getexecname=yes ;;
*) have_getexecname=no ;;
esac
else
AC_CHECK_FUNC(getexecname, [have_getexecname=yes], [have_getexecname=no])
fi
if test "$have_getexecname" = "yes"; then
AC_DEFINE(HAVE_GETEXECNAME, 1, [Define if getexecname is available.])
fi
# Check for _pgmptr variable, contains the executable filename on windows
AC_CHECK_DECLS([_pgmptr])
# Check for sysctl definitions.
AC_CACHE_CHECK([for KERN_PROC],
[libbacktrace_cv_proc],
[AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([
#include <sys/types.h>
#include <sys/sysctl.h>
], [int mib0 = CTL_KERN; int mib1 = KERN_PROC; int mib2 = KERN_PROC_PATHNAME;])],
[libbacktrace_cv_proc=yes],
[libbacktrace_cv_proc=no])])
if test "$libbacktrace_cv_proc" = "yes"; then
AC_DEFINE([HAVE_KERN_PROC], 1,
[Define to 1 if you have KERN_PROC and KERN_PROC_PATHNAME in <sys/sysctl.h>.])
fi
AC_CACHE_CHECK([for KERN_PROG_ARGS],
[libbacktrace_cv_procargs],
[AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([
#include <sys/types.h>
#include <sys/sysctl.h>
], [int mib0 = CTL_KERN; int mib1 = KERN_PROC_ARGS; int mib2 = KERN_PROC_PATHNAME;])],
[libbacktrace_cv_procargs=yes],
[libbacktrace_cv_procargs=no])])
if test "$libbacktrace_cv_procargs" = "yes"; then
AC_DEFINE([HAVE_KERN_PROC_ARGS], 1,
[Define to 1 if you have KERN_PROCARGS and KERN_PROC_PATHNAME in <sys/sysctl.h>.])
fi
# Check for the clock_gettime function.
AC_CHECK_FUNCS(clock_gettime)
clock_gettime_link=
# At least for glibc, clock_gettime is in librt. But don't
# pull that in if it still doesn't give us the function we want. This
# test is copied from libgomp, and modified to not link in -lrt as
# we're using this for test timing only.
if test "$ac_cv_func_clock_gettime" = no; then
AC_CHECK_LIB(rt, clock_gettime,
[CLOCK_GETTIME_LINK=-lrt
AC_DEFINE(HAVE_CLOCK_GETTIME, 1,
[Define to 1 if you have the `clock_gettime' function.])])
fi
AC_SUBST(CLOCK_GETTIME_LINK)
dnl Test whether the compiler supports the -pthread option.
AC_CACHE_CHECK([whether -pthread is supported],
[libgo_cv_lib_pthread],
[CFLAGS_hold=$CFLAGS
CFLAGS="$CFLAGS -pthread"
AC_COMPILE_IFELSE([AC_LANG_SOURCE([int i;])],
[libgo_cv_lib_pthread=yes],
[libgo_cv_lib_pthread=no])
CFLAGS=$CFLAGS_hold])
PTHREAD_CFLAGS=
if test "$libgo_cv_lib_pthread" = yes; then
PTHREAD_CFLAGS=-pthread
fi
AC_SUBST(PTHREAD_CFLAGS)
AM_CONDITIONAL(HAVE_PTHREAD, test "$libgo_cv_lib_pthread" = yes)
dnl Test whether the compiler and the linker support the -gdwarf-5 option.
AC_CACHE_CHECK([whether -gdwarf-5 is supported],
[libbacktrace_cv_lib_dwarf5],
[CFLAGS_hold=$CFLAGS
CFLAGS="$CFLAGS -gdwarf-5"
AC_LINK_IFELSE([AC_LANG_PROGRAM([int i;], [return 0;])],
[libbacktrace_cv_lib_dwarf5=yes],
[libbacktrace_cv_lib_dwarf5=no])
CFLAGS=$CFLAGS_hold])
AM_CONDITIONAL(HAVE_DWARF5, test "$libbacktrace_cv_lib_dwarf5" = yes)
AC_CHECK_LIB([z], [compress],
[AC_DEFINE(HAVE_ZLIB, 1, [Define if -lz is available.])])
AM_CONDITIONAL(HAVE_ZLIB, test "$ac_cv_lib_z_compress" = yes)
dnl Test whether the linker supports the --build-id option.
AC_CACHE_CHECK([whether --build-id is supported],
[libbacktrace_cv_ld_buildid],
[LDFLAGS_hold=$LDFLAGS
LDFLAGS="$LDFLAGS -Wl,--build-id"
AC_LINK_IFELSE([AC_LANG_PROGRAM(,)],
[libbacktrace_cv_ld_buildid=yes],
[libbacktrace_cv_ld_buildid=no])
LDFLAGS=$LDFLAGS_hold])
AM_CONDITIONAL(HAVE_BUILDID, test "$libbacktrace_cv_ld_buildid" = yes)
dnl Test whether the linker supports the --compress-debug-sections option.
AC_CACHE_CHECK([whether --compress-debug-sections is supported],
[libgo_cv_ld_compress],
[LDFLAGS_hold=$LDFLAGS
LDFLAGS="$LDFLAGS -Wl,--compress-debug-sections=zlib-gnu"
AC_LINK_IFELSE([AC_LANG_PROGRAM(,)],
[libgo_cv_ld_compress=yes],
[libgo_cv_ld_compress=no])
LDFLAGS=$LDFLAGS_hold])
AM_CONDITIONAL(HAVE_COMPRESSED_DEBUG, test "$libgo_cv_ld_compress" = yes)
AC_CHECK_LIB([zstd], [ZSTD_compress],
[AC_DEFINE(HAVE_ZSTD, 1, [Define if -lzstd is available.])])
AM_CONDITIONAL(HAVE_ZSTD, test "$ac_cv_lib_zstd_ZSTD_compress" = yes)
dnl Test whether the linker supports --compress-debug-sections=zstd option.
AC_CACHE_CHECK([whether --compress-debug-sections=zstd is supported],
[libgo_cv_ld_compress_zstd],
[LDFLAGS_hold=$LDFLAGS
LDFLAGS="$LDFLAGS -Wl,--compress-debug-sections=zstd"
AC_LINK_IFELSE([AC_LANG_PROGRAM(,)],
[libgo_cv_ld_compress_zstd=yes],
[libgo_cv_ld_compress_zstd=no])
LDFLAGS=$LDFLAGS_hold])
AM_CONDITIONAL(HAVE_COMPRESSED_DEBUG_ZSTD, test "$libgo_cv_ld_compress_zstd" = yes)
AC_ARG_VAR(OBJCOPY, [location of objcopy])
AC_CHECK_PROG(OBJCOPY, objcopy, objcopy,)
AC_CHECK_PROG(READELF, readelf, readelf)
AC_CACHE_CHECK([whether objcopy supports debuglink],
[libbacktrace_cv_objcopy_debuglink],
[if test -n "${with_target_subdir}"; then
libbacktrace_cv_objcopy_debuglink=no
elif ! test -n "${OBJCOPY}"; then
libbacktrace_cv_objcopy_debuglink=no
elif ${OBJCOPY} --help | grep add-gnu-debuglink >/dev/null 2>&1; then
libbacktrace_cv_objcopy_debuglink=yes
else
libbacktrace_cv_objcopy_debuglink=no
fi])
AM_CONDITIONAL(HAVE_OBJCOPY_DEBUGLINK, test "$libbacktrace_cv_objcopy_debuglink" = yes)
AC_ARG_VAR(DSYMUTIL, [location of dsymutil])
AC_CHECK_PROG(DSYMUTIL, dsymutil, dsymutil)
AM_CONDITIONAL(USE_DSYMUTIL, test -n "${DSYMUTIL}" -a "$FORMAT_FILE" = "macho.lo")
AC_ARG_VAR(NM, [location of nm])
AC_CHECK_PROG(NM, nm, nm)
AC_CHECK_PROG(XZ, xz, xz)
AM_CONDITIONAL(HAVE_XZ, test "$XZ" != "")
AC_CHECK_PROG(COMM, comm, comm)
AM_CONDITIONAL(HAVE_COMM, test "$COMM" != "")
AM_CONDITIONAL(HAVE_MINIDEBUG,
test "${with_target_subdir}" = "" -a "$FORMAT_FILE" = "elf.lo" -a "${OBJCOPY}" != "" -a "${NM}" != "" -a "${XZ}" != "" -a "${COMM}" != "")
AC_CHECK_LIB([lzma], [lzma_auto_decoder],
[AC_DEFINE(HAVE_LIBLZMA, 1, [Define if -llzma is available.])])
AM_CONDITIONAL(HAVE_LIBLZMA, test "$ac_cv_lib_lzma_lzma_auto_decoder" = yes)
AC_CACHE_CHECK([whether tests can run],
[libbacktrace_cv_sys_native],
[AC_RUN_IFELSE([AC_LANG_PROGRAM([], [return 0;])],
[libbacktrace_cv_sys_native=yes],
[libbacktrace_cv_sys_native=no],
[libbacktrace_cv_sys_native=no])])
AM_CONDITIONAL(NATIVE, test "$libbacktrace_cv_sys_native" = "yes")
if test "${multilib}" = "yes"; then
multilib_arg="--enable-multilib"
else
multilib_arg=
fi
AC_CONFIG_FILES(Makefile backtrace-supported.h)
AC_CONFIG_FILES(install-debuginfo-for-buildid.sh, chmod +x install-debuginfo-for-buildid.sh)
# We need multilib support, but only if configuring for the target.
AC_CONFIG_COMMANDS([default],
[if test -n "$CONFIG_FILES"; then
if test -n "${with_target_subdir}"; then
# Multilibs need MULTISUBDIR defined correctly in certain makefiles so
# that multilib installs will end up installed in the correct place.
# The testsuite needs it for multilib-aware ABI baseline files.
# To work around this not being passed down from config-ml.in ->
# srcdir/Makefile.am -> srcdir/{src,libsupc++,...}/Makefile.am, manually
# append it here. Only modify Makefiles that have just been created.
#
# Also, get rid of this simulated-VPATH thing that automake does.
cat > vpsed << \_EOF
s!`test -f '$<' || echo '$(srcdir)/'`!!
_EOF
for i in $SUBDIRS; do
case $CONFIG_FILES in
*${i}/Makefile*)
#echo "Adding MULTISUBDIR to $i/Makefile"
sed -f vpsed $i/Makefile > tmp
grep '^MULTISUBDIR =' Makefile >> tmp
mv tmp $i/Makefile
;;
esac
done
rm vpsed
fi
fi
],
[
# Variables needed in config.status (file generation) which aren't already
# passed by autoconf.
SUBDIRS="$SUBDIRS"
])
AC_OUTPUT

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/* edtest.c -- Test for libbacktrace storage allocation stress handling
Copyright (C) 2017-2021 Free Software Foundation, Inc.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
#include "config.h"
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include "backtrace.h"
#include "backtrace-supported.h"
#include "internal.h"
#include "testlib.h"
static int test1 (void) __attribute__ ((noinline, noclone, unused));
extern int f2 (int);
extern int f3 (int, int);
static int
test1 (void)
{
/* Returning a value here and elsewhere avoids a tailcall which
would mess up the backtrace. */
return f2 (__LINE__) + 1;
}
int
f3 (int f1line, int f2line)
{
struct info all[20];
struct bdata data;
int f3line;
int i;
data.all = &all[0];
data.index = 0;
data.max = 20;
data.failed = 0;
f3line = __LINE__ + 1;
i = backtrace_full (state, 0, callback_one, error_callback_one, &data);
if (i != 0)
{
fprintf (stderr, "test1: unexpected return value %d\n", i);
data.failed = 1;
}
if (data.index < 3)
{
fprintf (stderr,
"test1: not enough frames; got %zu, expected at least 3\n",
data.index);
data.failed = 1;
}
check ("test1", 0, all, f3line, "f3", "edtest.c", &data.failed);
check ("test1", 1, all, f2line, "f2", "edtest2_build.c", &data.failed);
check ("test1", 2, all, f1line, "test1", "edtest.c", &data.failed);
printf ("%s: backtrace_full alloc stress\n", data.failed ? "FAIL" : "PASS");
if (data.failed)
++failures;
return failures;
}
int
main (int argc ATTRIBUTE_UNUSED, char **argv ATTRIBUTE_UNUSED)
{
state = backtrace_create_state (argv[0], BACKTRACE_SUPPORTS_THREADS,
error_callback_create, NULL);
// Grab the storage allocation lock prior to doing anything interesting.
// The intent here is to insure that the backtrace_alloc code is forced
// to always call mmap() for new memory as opposed to reusing previously
// allocated memory from the free list. Doing things this way helps
// simulate what you might see in a multithreaded program in which there
// are racing calls to the allocator.
struct backtrace_state *state_internal =
(struct backtrace_state *) state;
state_internal->lock_alloc = 1;
// Kick off the test
test1();
exit (failures > 0 ? EXIT_FAILURE : EXIT_SUCCESS);
}

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/* edtest2.c -- Test for libbacktrace storage allocation stress handling (p2)
Copyright (C) 2017-2021 Free Software Foundation, Inc.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
/* This file intentionally written without any #include's
*/
extern int f3(int, int);
extern int f2(int);
int f2(int x)
{
/* Returning a value here and elsewhere avoids a tailcall which
would mess up the backtrace. */
return f3(x, __LINE__) + 3;
}

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/* fileline.c -- Get file and line number information in a backtrace.
Copyright (C) 2012-2021 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
#include "config.h"
#include <sys/types.h>
#include <sys/stat.h>
#include <errno.h>
#include <fcntl.h>
#include <stdlib.h>
#include <unistd.h>
#if defined (HAVE_KERN_PROC_ARGS) || defined (HAVE_KERN_PROC)
#include <sys/sysctl.h>
#endif
#ifdef HAVE_MACH_O_DYLD_H
#include <mach-o/dyld.h>
#endif
#include "backtrace.h"
#include "internal.h"
#ifndef HAVE_GETEXECNAME
#define getexecname() NULL
#endif
#if !defined (HAVE_KERN_PROC_ARGS) && !defined (HAVE_KERN_PROC)
#define sysctl_exec_name1(state, error_callback, data) NULL
#define sysctl_exec_name2(state, error_callback, data) NULL
#else /* defined (HAVE_KERN_PROC_ARGS) || |defined (HAVE_KERN_PROC) */
static char *
sysctl_exec_name (struct backtrace_state *state,
int mib0, int mib1, int mib2, int mib3,
backtrace_error_callback error_callback, void *data)
{
int mib[4];
size_t len;
char *name;
size_t rlen;
mib[0] = mib0;
mib[1] = mib1;
mib[2] = mib2;
mib[3] = mib3;
if (sysctl (mib, 4, NULL, &len, NULL, 0) < 0)
return NULL;
name = (char *) backtrace_alloc (state, len, error_callback, data);
if (name == NULL)
return NULL;
rlen = len;
if (sysctl (mib, 4, name, &rlen, NULL, 0) < 0)
{
backtrace_free (state, name, len, error_callback, data);
return NULL;
}
return name;
}
#ifdef HAVE_KERN_PROC_ARGS
static char *
sysctl_exec_name1 (struct backtrace_state *state,
backtrace_error_callback error_callback, void *data)
{
/* This variant is used on NetBSD. */
return sysctl_exec_name (state, CTL_KERN, KERN_PROC_ARGS, -1,
KERN_PROC_PATHNAME, error_callback, data);
}
#else
#define sysctl_exec_name1(state, error_callback, data) NULL
#endif
#ifdef HAVE_KERN_PROC
static char *
sysctl_exec_name2 (struct backtrace_state *state,
backtrace_error_callback error_callback, void *data)
{
/* This variant is used on FreeBSD. */
return sysctl_exec_name (state, CTL_KERN, KERN_PROC, KERN_PROC_PATHNAME, -1,
error_callback, data);
}
#else
#define sysctl_exec_name2(state, error_callback, data) NULL
#endif
#endif /* defined (HAVE_KERN_PROC_ARGS) || |defined (HAVE_KERN_PROC) */
#ifdef HAVE_MACH_O_DYLD_H
static char *
macho_get_executable_path (struct backtrace_state *state,
backtrace_error_callback error_callback, void *data)
{
uint32_t len;
char *name;
len = 0;
if (_NSGetExecutablePath (NULL, &len) == 0)
return NULL;
name = (char *) backtrace_alloc (state, len, error_callback, data);
if (name == NULL)
return NULL;
if (_NSGetExecutablePath (name, &len) != 0)
{
backtrace_free (state, name, len, error_callback, data);
return NULL;
}
return name;
}
#else /* !defined (HAVE_MACH_O_DYLD_H) */
#define macho_get_executable_path(state, error_callback, data) NULL
#endif /* !defined (HAVE_MACH_O_DYLD_H) */
#if HAVE_DECL__PGMPTR
#define windows_executable_filename() _pgmptr
#else /* !HAVE_DECL__PGMPTR */
#define windows_executable_filename() NULL
#endif /* !HAVE_DECL__PGMPTR */
/* Initialize the fileline information from the executable. Returns 1
on success, 0 on failure. */
static int
fileline_initialize (struct backtrace_state *state,
backtrace_error_callback error_callback, void *data)
{
int failed;
fileline fileline_fn;
int pass;
int called_error_callback;
int descriptor;
const char *filename;
char buf[64];
if (!state->threaded)
failed = state->fileline_initialization_failed;
else
failed = backtrace_atomic_load_int (&state->fileline_initialization_failed);
if (failed)
{
error_callback (data, "failed to read executable information", -1);
return 0;
}
if (!state->threaded)
fileline_fn = state->fileline_fn;
else
fileline_fn = backtrace_atomic_load_pointer (&state->fileline_fn);
if (fileline_fn != NULL)
return 1;
/* We have not initialized the information. Do it now. */
descriptor = -1;
called_error_callback = 0;
for (pass = 0; pass < 9; ++pass)
{
int does_not_exist;
switch (pass)
{
case 0:
filename = state->filename;
break;
case 1:
filename = getexecname ();
break;
case 2:
/* Test this before /proc/self/exe, as the latter exists but points
to the wine binary (and thus doesn't work). */
filename = windows_executable_filename ();
break;
case 3:
filename = "/proc/self/exe";
break;
case 4:
filename = "/proc/curproc/file";
break;
case 5:
snprintf (buf, sizeof (buf), "/proc/%ld/object/a.out",
(long) getpid ());
filename = buf;
break;
case 6:
filename = sysctl_exec_name1 (state, error_callback, data);
break;
case 7:
filename = sysctl_exec_name2 (state, error_callback, data);
break;
case 8:
filename = macho_get_executable_path (state, error_callback, data);
break;
default:
abort ();
}
if (filename == NULL)
continue;
descriptor = backtrace_open (filename, error_callback, data,
&does_not_exist);
if (descriptor < 0 && !does_not_exist)
{
called_error_callback = 1;
break;
}
if (descriptor >= 0)
break;
}
if (descriptor < 0)
{
if (!called_error_callback)
{
if (state->filename != NULL)
error_callback (data, state->filename, ENOENT);
else
error_callback (data,
"libbacktrace could not find executable to open",
0);
}
failed = 1;
}
if (!failed)
{
if (!backtrace_initialize (state, filename, descriptor, error_callback,
data, &fileline_fn))
failed = 1;
}
if (failed)
{
if (!state->threaded)
state->fileline_initialization_failed = 1;
else
backtrace_atomic_store_int (&state->fileline_initialization_failed, 1);
return 0;
}
if (!state->threaded)
state->fileline_fn = fileline_fn;
else
{
backtrace_atomic_store_pointer (&state->fileline_fn, fileline_fn);
/* Note that if two threads initialize at once, one of the data
sets may be leaked. */
}
return 1;
}
/* Given a PC, find the file name, line number, and function name. */
int
backtrace_pcinfo (struct backtrace_state *state, uintptr_t pc,
backtrace_full_callback callback,
backtrace_error_callback error_callback, void *data)
{
if (!fileline_initialize (state, error_callback, data))
return 0;
if (state->fileline_initialization_failed)
return 0;
return state->fileline_fn (state, pc, callback, error_callback, data);
}
/* Given a PC, find the symbol for it, and its value. */
int
backtrace_syminfo (struct backtrace_state *state, uintptr_t pc,
backtrace_syminfo_callback callback,
backtrace_error_callback error_callback, void *data)
{
if (!fileline_initialize (state, error_callback, data))
return 0;
if (state->fileline_initialization_failed)
return 0;
state->syminfo_fn (state, pc, callback, error_callback, data);
return 1;
}
/* A backtrace_syminfo_callback that can call into a
backtrace_full_callback, used when we have a symbol table but no
debug info. */
void
backtrace_syminfo_to_full_callback (void *data, uintptr_t pc,
const char *symname,
uintptr_t symval ATTRIBUTE_UNUSED,
uintptr_t symsize ATTRIBUTE_UNUSED)
{
struct backtrace_call_full *bdata = (struct backtrace_call_full *) data;
bdata->ret = bdata->full_callback (bdata->full_data, pc, NULL, 0, symname);
}
/* An error callback that corresponds to
backtrace_syminfo_to_full_callback. */
void
backtrace_syminfo_to_full_error_callback (void *data, const char *msg,
int errnum)
{
struct backtrace_call_full *bdata = (struct backtrace_call_full *) data;
bdata->full_error_callback (bdata->full_data, msg, errnum);
}

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/* btest.c -- Filename header for libbacktrace library
Copyright (C) 2012-2018 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
#ifndef GCC_VERSION
# define GCC_VERSION (__GNUC__ * 1000 + __GNUC_MINOR__)
#endif
#if (GCC_VERSION < 2007)
# define __attribute__(x)
#endif
#ifndef ATTRIBUTE_UNUSED
# define ATTRIBUTE_UNUSED __attribute__ ((__unused__))
#endif
#if defined(__MSDOS__) || defined(_WIN32) || defined(__OS2__) || defined (__CYGWIN__)
# define IS_DIR_SEPARATOR(c) ((c) == '/' || (c) == '\\')
# define HAS_DRIVE_SPEC(f) ((f)[0] != '\0' && (f)[1] == ':')
# define IS_ABSOLUTE_PATH(f) (IS_DIR_SEPARATOR((f)[0]) || HAS_DRIVE_SPEC(f))
#else
# define IS_DIR_SEPARATOR(c) ((c) == '/')
# define IS_ABSOLUTE_PATH(f) (IS_DIR_SEPARATOR((f)[0]))
#endif

13
deps/libbacktrace/filetype.awk vendored Normal file
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@ -0,0 +1,13 @@
# An awk script to determine the type of a file.
/^\177ELF\001/ { if (NR == 1) { print "elf32"; exit } }
/^\177ELF\002/ { if (NR == 1) { print "elf64"; exit } }
/^\114\001/ { if (NR == 1) { print "pecoff"; exit } }
/^\144\206/ { if (NR == 1) { print "pecoff"; exit } }
/^\001\337/ { if (NR == 1) { print "xcoff32"; exit } }
/^\001\367/ { if (NR == 1) { print "xcoff64"; exit } }
/^\376\355\372\316/ { if (NR == 1) { print "macho"; exit } }
/^\316\372\355\376/ { if (NR == 1) { print "macho"; exit } }
/^\376\355\372\317/ { if (NR == 1) { print "macho"; exit } }
/^\317\372\355\376/ { if (NR == 1) { print "macho"; exit } }
/^\312\376\272\276/ { if (NR == 1) { print "macho"; exit } }
/^\276\272\376\312/ { if (NR == 1) { print "macho"; exit } }

View File

@ -0,0 +1,65 @@
#!/bin/sh
# install-debug-info-for-buildid.sh -- Helper script for libbacktrace library
# testing.
# Copyright (C) 2019-2021 Free Software Foundation, Inc.
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
# (1) Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# (2) Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
# (3) The name of the author may not be used to
# endorse or promote products derived from this software without
# specific prior written permission.
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
# INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
# IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
# Extract build-id from src, and copy debug info of src to
# $build_id_dir/aa/bb...zz.debug.
set -e
sed=@SED@
awk=@AWK@
grep=@GREP@
objcopy=@OBJCOPY@
readelf=@READELF@
mkdir_p="@MKDIR_P@"
build_id_dir="$1"
src="$2"
buildid=$($readelf -n $src \
| $grep "Build ID" \
| $awk '{print $3}')
prefix=$(echo $buildid \
| $sed 's/^\(.\{2\}\).*/\1/')
remainder=$(echo $buildid \
| $sed 's/^.\{2\}//')
dir=$build_id_dir/$prefix
dst=$dir/$remainder.debug
$mkdir_p $dir
$objcopy --only-keep-debug $src $dst

501
deps/libbacktrace/install-sh vendored Executable file
View File

@ -0,0 +1,501 @@
#!/bin/sh
# install - install a program, script, or datafile
scriptversion=2013-12-25.23; # UTC
# This originates from X11R5 (mit/util/scripts/install.sh), which was
# later released in X11R6 (xc/config/util/install.sh) with the
# following copyright and license.
#
# Copyright (C) 1994 X Consortium
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to
# deal in the Software without restriction, including without limitation the
# rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
# sell copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
# AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNEC-
# TION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
# Except as contained in this notice, the name of the X Consortium shall not
# be used in advertising or otherwise to promote the sale, use or other deal-
# ings in this Software without prior written authorization from the X Consor-
# tium.
#
#
# FSF changes to this file are in the public domain.
#
# Calling this script install-sh is preferred over install.sh, to prevent
# 'make' implicit rules from creating a file called install from it
# when there is no Makefile.
#
# This script is compatible with the BSD install script, but was written
# from scratch.
tab=' '
nl='
'
IFS=" $tab$nl"
# Set DOITPROG to "echo" to test this script.
doit=${DOITPROG-}
doit_exec=${doit:-exec}
# Put in absolute file names if you don't have them in your path;
# or use environment vars.
chgrpprog=${CHGRPPROG-chgrp}
chmodprog=${CHMODPROG-chmod}
chownprog=${CHOWNPROG-chown}
cmpprog=${CMPPROG-cmp}
cpprog=${CPPROG-cp}
mkdirprog=${MKDIRPROG-mkdir}
mvprog=${MVPROG-mv}
rmprog=${RMPROG-rm}
stripprog=${STRIPPROG-strip}
posix_mkdir=
# Desired mode of installed file.
mode=0755
chgrpcmd=
chmodcmd=$chmodprog
chowncmd=
mvcmd=$mvprog
rmcmd="$rmprog -f"
stripcmd=
src=
dst=
dir_arg=
dst_arg=
copy_on_change=false
is_target_a_directory=possibly
usage="\
Usage: $0 [OPTION]... [-T] SRCFILE DSTFILE
or: $0 [OPTION]... SRCFILES... DIRECTORY
or: $0 [OPTION]... -t DIRECTORY SRCFILES...
or: $0 [OPTION]... -d DIRECTORIES...
In the 1st form, copy SRCFILE to DSTFILE.
In the 2nd and 3rd, copy all SRCFILES to DIRECTORY.
In the 4th, create DIRECTORIES.
Options:
--help display this help and exit.
--version display version info and exit.
-c (ignored)
-C install only if different (preserve the last data modification time)
-d create directories instead of installing files.
-g GROUP $chgrpprog installed files to GROUP.
-m MODE $chmodprog installed files to MODE.
-o USER $chownprog installed files to USER.
-s $stripprog installed files.
-t DIRECTORY install into DIRECTORY.
-T report an error if DSTFILE is a directory.
Environment variables override the default commands:
CHGRPPROG CHMODPROG CHOWNPROG CMPPROG CPPROG MKDIRPROG MVPROG
RMPROG STRIPPROG
"
while test $# -ne 0; do
case $1 in
-c) ;;
-C) copy_on_change=true;;
-d) dir_arg=true;;
-g) chgrpcmd="$chgrpprog $2"
shift;;
--help) echo "$usage"; exit $?;;
-m) mode=$2
case $mode in
*' '* | *"$tab"* | *"$nl"* | *'*'* | *'?'* | *'['*)
echo "$0: invalid mode: $mode" >&2
exit 1;;
esac
shift;;
-o) chowncmd="$chownprog $2"
shift;;
-s) stripcmd=$stripprog;;
-t)
is_target_a_directory=always
dst_arg=$2
# Protect names problematic for 'test' and other utilities.
case $dst_arg in
-* | [=\(\)!]) dst_arg=./$dst_arg;;
esac
shift;;
-T) is_target_a_directory=never;;
--version) echo "$0 $scriptversion"; exit $?;;
--) shift
break;;
-*) echo "$0: invalid option: $1" >&2
exit 1;;
*) break;;
esac
shift
done
# We allow the use of options -d and -T together, by making -d
# take the precedence; this is for compatibility with GNU install.
if test -n "$dir_arg"; then
if test -n "$dst_arg"; then
echo "$0: target directory not allowed when installing a directory." >&2
exit 1
fi
fi
if test $# -ne 0 && test -z "$dir_arg$dst_arg"; then
# When -d is used, all remaining arguments are directories to create.
# When -t is used, the destination is already specified.
# Otherwise, the last argument is the destination. Remove it from $@.
for arg
do
if test -n "$dst_arg"; then
# $@ is not empty: it contains at least $arg.
set fnord "$@" "$dst_arg"
shift # fnord
fi
shift # arg
dst_arg=$arg
# Protect names problematic for 'test' and other utilities.
case $dst_arg in
-* | [=\(\)!]) dst_arg=./$dst_arg;;
esac
done
fi
if test $# -eq 0; then
if test -z "$dir_arg"; then
echo "$0: no input file specified." >&2
exit 1
fi
# It's OK to call 'install-sh -d' without argument.
# This can happen when creating conditional directories.
exit 0
fi
if test -z "$dir_arg"; then
if test $# -gt 1 || test "$is_target_a_directory" = always; then
if test ! -d "$dst_arg"; then
echo "$0: $dst_arg: Is not a directory." >&2
exit 1
fi
fi
fi
if test -z "$dir_arg"; then
do_exit='(exit $ret); exit $ret'
trap "ret=129; $do_exit" 1
trap "ret=130; $do_exit" 2
trap "ret=141; $do_exit" 13
trap "ret=143; $do_exit" 15
# Set umask so as not to create temps with too-generous modes.
# However, 'strip' requires both read and write access to temps.
case $mode in
# Optimize common cases.
*644) cp_umask=133;;
*755) cp_umask=22;;
*[0-7])
if test -z "$stripcmd"; then
u_plus_rw=
else
u_plus_rw='% 200'
fi
cp_umask=`expr '(' 777 - $mode % 1000 ')' $u_plus_rw`;;
*)
if test -z "$stripcmd"; then
u_plus_rw=
else
u_plus_rw=,u+rw
fi
cp_umask=$mode$u_plus_rw;;
esac
fi
for src
do
# Protect names problematic for 'test' and other utilities.
case $src in
-* | [=\(\)!]) src=./$src;;
esac
if test -n "$dir_arg"; then
dst=$src
dstdir=$dst
test -d "$dstdir"
dstdir_status=$?
else
# Waiting for this to be detected by the "$cpprog $src $dsttmp" command
# might cause directories to be created, which would be especially bad
# if $src (and thus $dsttmp) contains '*'.
if test ! -f "$src" && test ! -d "$src"; then
echo "$0: $src does not exist." >&2
exit 1
fi
if test -z "$dst_arg"; then
echo "$0: no destination specified." >&2
exit 1
fi
dst=$dst_arg
# If destination is a directory, append the input filename; won't work
# if double slashes aren't ignored.
if test -d "$dst"; then
if test "$is_target_a_directory" = never; then
echo "$0: $dst_arg: Is a directory" >&2
exit 1
fi
dstdir=$dst
dst=$dstdir/`basename "$src"`
dstdir_status=0
else
dstdir=`dirname "$dst"`
test -d "$dstdir"
dstdir_status=$?
fi
fi
obsolete_mkdir_used=false
if test $dstdir_status != 0; then
case $posix_mkdir in
'')
# Create intermediate dirs using mode 755 as modified by the umask.
# This is like FreeBSD 'install' as of 1997-10-28.
umask=`umask`
case $stripcmd.$umask in
# Optimize common cases.
*[2367][2367]) mkdir_umask=$umask;;
.*0[02][02] | .[02][02] | .[02]) mkdir_umask=22;;
*[0-7])
mkdir_umask=`expr $umask + 22 \
- $umask % 100 % 40 + $umask % 20 \
- $umask % 10 % 4 + $umask % 2
`;;
*) mkdir_umask=$umask,go-w;;
esac
# With -d, create the new directory with the user-specified mode.
# Otherwise, rely on $mkdir_umask.
if test -n "$dir_arg"; then
mkdir_mode=-m$mode
else
mkdir_mode=
fi
posix_mkdir=false
case $umask in
*[123567][0-7][0-7])
# POSIX mkdir -p sets u+wx bits regardless of umask, which
# is incompatible with FreeBSD 'install' when (umask & 300) != 0.
;;
*)
tmpdir=${TMPDIR-/tmp}/ins$RANDOM-$$
trap 'ret=$?; rmdir "$tmpdir/d" "$tmpdir" 2>/dev/null; exit $ret' 0
if (umask $mkdir_umask &&
exec $mkdirprog $mkdir_mode -p -- "$tmpdir/d") >/dev/null 2>&1
then
if test -z "$dir_arg" || {
# Check for POSIX incompatibilities with -m.
# HP-UX 11.23 and IRIX 6.5 mkdir -m -p sets group- or
# other-writable bit of parent directory when it shouldn't.
# FreeBSD 6.1 mkdir -m -p sets mode of existing directory.
ls_ld_tmpdir=`ls -ld "$tmpdir"`
case $ls_ld_tmpdir in
d????-?r-*) different_mode=700;;
d????-?--*) different_mode=755;;
*) false;;
esac &&
$mkdirprog -m$different_mode -p -- "$tmpdir" && {
ls_ld_tmpdir_1=`ls -ld "$tmpdir"`
test "$ls_ld_tmpdir" = "$ls_ld_tmpdir_1"
}
}
then posix_mkdir=:
fi
rmdir "$tmpdir/d" "$tmpdir"
else
# Remove any dirs left behind by ancient mkdir implementations.
rmdir ./$mkdir_mode ./-p ./-- 2>/dev/null
fi
trap '' 0;;
esac;;
esac
if
$posix_mkdir && (
umask $mkdir_umask &&
$doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir"
)
then :
else
# The umask is ridiculous, or mkdir does not conform to POSIX,
# or it failed possibly due to a race condition. Create the
# directory the slow way, step by step, checking for races as we go.
case $dstdir in
/*) prefix='/';;
[-=\(\)!]*) prefix='./';;
*) prefix='';;
esac
oIFS=$IFS
IFS=/
set -f
set fnord $dstdir
shift
set +f
IFS=$oIFS
prefixes=
for d
do
test X"$d" = X && continue
prefix=$prefix$d
if test -d "$prefix"; then
prefixes=
else
if $posix_mkdir; then
(umask=$mkdir_umask &&
$doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir") && break
# Don't fail if two instances are running concurrently.
test -d "$prefix" || exit 1
else
case $prefix in
*\'*) qprefix=`echo "$prefix" | sed "s/'/'\\\\\\\\''/g"`;;
*) qprefix=$prefix;;
esac
prefixes="$prefixes '$qprefix'"
fi
fi
prefix=$prefix/
done
if test -n "$prefixes"; then
# Don't fail if two instances are running concurrently.
(umask $mkdir_umask &&
eval "\$doit_exec \$mkdirprog $prefixes") ||
test -d "$dstdir" || exit 1
obsolete_mkdir_used=true
fi
fi
fi
if test -n "$dir_arg"; then
{ test -z "$chowncmd" || $doit $chowncmd "$dst"; } &&
{ test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } &&
{ test "$obsolete_mkdir_used$chowncmd$chgrpcmd" = false ||
test -z "$chmodcmd" || $doit $chmodcmd $mode "$dst"; } || exit 1
else
# Make a couple of temp file names in the proper directory.
dsttmp=$dstdir/_inst.$$_
rmtmp=$dstdir/_rm.$$_
# Trap to clean up those temp files at exit.
trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0
# Copy the file name to the temp name.
(umask $cp_umask && $doit_exec $cpprog "$src" "$dsttmp") &&
# and set any options; do chmod last to preserve setuid bits.
#
# If any of these fail, we abort the whole thing. If we want to
# ignore errors from any of these, just make sure not to ignore
# errors from the above "$doit $cpprog $src $dsttmp" command.
#
{ test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } &&
{ test -z "$chgrpcmd" || $doit $chgrpcmd "$dsttmp"; } &&
{ test -z "$stripcmd" || $doit $stripcmd "$dsttmp"; } &&
{ test -z "$chmodcmd" || $doit $chmodcmd $mode "$dsttmp"; } &&
# If -C, don't bother to copy if it wouldn't change the file.
if $copy_on_change &&
old=`LC_ALL=C ls -dlL "$dst" 2>/dev/null` &&
new=`LC_ALL=C ls -dlL "$dsttmp" 2>/dev/null` &&
set -f &&
set X $old && old=:$2:$4:$5:$6 &&
set X $new && new=:$2:$4:$5:$6 &&
set +f &&
test "$old" = "$new" &&
$cmpprog "$dst" "$dsttmp" >/dev/null 2>&1
then
rm -f "$dsttmp"
else
# Rename the file to the real destination.
$doit $mvcmd -f "$dsttmp" "$dst" 2>/dev/null ||
# The rename failed, perhaps because mv can't rename something else
# to itself, or perhaps because mv is so ancient that it does not
# support -f.
{
# Now remove or move aside any old file at destination location.
# We try this two ways since rm can't unlink itself on some
# systems and the destination file might be busy for other
# reasons. In this case, the final cleanup might fail but the new
# file should still install successfully.
{
test ! -f "$dst" ||
$doit $rmcmd -f "$dst" 2>/dev/null ||
{ $doit $mvcmd -f "$dst" "$rmtmp" 2>/dev/null &&
{ $doit $rmcmd -f "$rmtmp" 2>/dev/null; :; }
} ||
{ echo "$0: cannot unlink or rename $dst" >&2
(exit 1); exit 1
}
} &&
# Now rename the file to the real destination.
$doit $mvcmd "$dsttmp" "$dst"
}
fi || exit 1
trap '' 0
fi
done
# Local variables:
# eval: (add-hook 'write-file-hooks 'time-stamp)
# time-stamp-start: "scriptversion="
# time-stamp-format: "%:y-%02m-%02d.%02H"
# time-stamp-time-zone: "UTC"
# time-stamp-end: "; # UTC"
# End:

114
deps/libbacktrace/instrumented_alloc.c vendored Normal file
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@ -0,0 +1,114 @@
/* instrumented_alloc.c -- Memory allocation instrumented to fail when
requested, for testing purposes.
Copyright (C) 2018-2021 Free Software Foundation, Inc.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
/* Include all the header files of alloc here, to make sure they're not
processed when including alloc.c below, such that the redefinitions of malloc
and realloc are only effective in alloc.c itself. This does not work for
config.h, because it's not wrapped in "#ifndef CONFIG_H\n#define CONFIG_H"
and "#endif" but that does not seem to be harmful. */
#include "config.h"
#include <errno.h>
#include <stdlib.h>
#include <sys/types.h>
#include <inttypes.h>
#include "backtrace.h"
#include "internal.h"
extern void *instrumented_malloc (size_t size);
extern void *instrumented_realloc (void *ptr, size_t size);
#define malloc instrumented_malloc
#define realloc instrumented_realloc
#include "alloc.c"
#undef malloc
#undef realloc
static uint64_t nr_allocs = 0;
static uint64_t fail_at_alloc = 0;
extern int at_fail_alloc_p (void);
extern uint64_t get_nr_allocs (void);
extern void set_fail_at_alloc (uint64_t);
void *
instrumented_malloc (size_t size)
{
void *res;
if (at_fail_alloc_p ())
return NULL;
res = malloc (size);
if (res != NULL)
nr_allocs++;
return res;
}
void *
instrumented_realloc (void *ptr, size_t size)
{
void *res;
if (size != 0)
{
if (at_fail_alloc_p ())
return NULL;
}
res = realloc (ptr, size);
if (res != NULL)
nr_allocs++;
return res;
}
int
at_fail_alloc_p (void)
{
return fail_at_alloc == nr_allocs + 1;
}
uint64_t
get_nr_allocs (void)
{
return nr_allocs;
}
void
set_fail_at_alloc (uint64_t nr)
{
fail_at_alloc = nr;
}

389
deps/libbacktrace/internal.h vendored Normal file
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@ -0,0 +1,389 @@
/* internal.h -- Internal header file for stack backtrace library.
Copyright (C) 2012-2021 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
#ifndef BACKTRACE_INTERNAL_H
#define BACKTRACE_INTERNAL_H
/* We assume that <sys/types.h> and "backtrace.h" have already been
included. */
#ifndef GCC_VERSION
# define GCC_VERSION (__GNUC__ * 1000 + __GNUC_MINOR__)
#endif
#if (GCC_VERSION < 2007)
# define __attribute__(x)
#endif
#ifndef ATTRIBUTE_UNUSED
# define ATTRIBUTE_UNUSED __attribute__ ((__unused__))
#endif
#ifndef ATTRIBUTE_MALLOC
# if (GCC_VERSION >= 2096)
# define ATTRIBUTE_MALLOC __attribute__ ((__malloc__))
# else
# define ATTRIBUTE_MALLOC
# endif
#endif
#ifndef ATTRIBUTE_FALLTHROUGH
# if (GCC_VERSION >= 7000)
# define ATTRIBUTE_FALLTHROUGH __attribute__ ((__fallthrough__))
# else
# define ATTRIBUTE_FALLTHROUGH
# endif
#endif
#ifndef HAVE_SYNC_FUNCTIONS
/* Define out the sync functions. These should never be called if
they are not available. */
#define __sync_bool_compare_and_swap(A, B, C) (abort(), 1)
#define __sync_lock_test_and_set(A, B) (abort(), 0)
#define __sync_lock_release(A) abort()
#endif /* !defined (HAVE_SYNC_FUNCTIONS) */
#ifdef HAVE_ATOMIC_FUNCTIONS
/* We have the atomic builtin functions. */
#define backtrace_atomic_load_pointer(p) \
__atomic_load_n ((p), __ATOMIC_ACQUIRE)
#define backtrace_atomic_load_int(p) \
__atomic_load_n ((p), __ATOMIC_ACQUIRE)
#define backtrace_atomic_store_pointer(p, v) \
__atomic_store_n ((p), (v), __ATOMIC_RELEASE)
#define backtrace_atomic_store_size_t(p, v) \
__atomic_store_n ((p), (v), __ATOMIC_RELEASE)
#define backtrace_atomic_store_int(p, v) \
__atomic_store_n ((p), (v), __ATOMIC_RELEASE)
#else /* !defined (HAVE_ATOMIC_FUNCTIONS) */
#ifdef HAVE_SYNC_FUNCTIONS
/* We have the sync functions but not the atomic functions. Define
the atomic ones in terms of the sync ones. */
extern void *backtrace_atomic_load_pointer (void *);
extern int backtrace_atomic_load_int (int *);
extern void backtrace_atomic_store_pointer (void *, void *);
extern void backtrace_atomic_store_size_t (size_t *, size_t);
extern void backtrace_atomic_store_int (int *, int);
#else /* !defined (HAVE_SYNC_FUNCTIONS) */
/* We have neither the sync nor the atomic functions. These will
never be called. */
#define backtrace_atomic_load_pointer(p) (abort(), (void *) NULL)
#define backtrace_atomic_load_int(p) (abort(), 0)
#define backtrace_atomic_store_pointer(p, v) abort()
#define backtrace_atomic_store_size_t(p, v) abort()
#define backtrace_atomic_store_int(p, v) abort()
#endif /* !defined (HAVE_SYNC_FUNCTIONS) */
#endif /* !defined (HAVE_ATOMIC_FUNCTIONS) */
/* The type of the function that collects file/line information. This
is like backtrace_pcinfo. */
typedef int (*fileline) (struct backtrace_state *state, uintptr_t pc,
backtrace_full_callback callback,
backtrace_error_callback error_callback, void *data);
/* The type of the function that collects symbol information. This is
like backtrace_syminfo. */
typedef void (*syminfo) (struct backtrace_state *state, uintptr_t pc,
backtrace_syminfo_callback callback,
backtrace_error_callback error_callback, void *data);
/* What the backtrace state pointer points to. */
struct backtrace_state
{
/* The name of the executable. */
const char *filename;
/* Non-zero if threaded. */
int threaded;
/* The master lock for fileline_fn, fileline_data, syminfo_fn,
syminfo_data, fileline_initialization_failed and everything the
data pointers point to. */
void *lock;
/* The function that returns file/line information. */
fileline fileline_fn;
/* The data to pass to FILELINE_FN. */
void *fileline_data;
/* The function that returns symbol information. */
syminfo syminfo_fn;
/* The data to pass to SYMINFO_FN. */
void *syminfo_data;
/* Whether initializing the file/line information failed. */
int fileline_initialization_failed;
/* The lock for the freelist. */
int lock_alloc;
/* The freelist when using mmap. */
struct backtrace_freelist_struct *freelist;
};
/* Open a file for reading. Returns -1 on error. If DOES_NOT_EXIST
is not NULL, *DOES_NOT_EXIST will be set to 0 normally and set to 1
if the file does not exist. If the file does not exist and
DOES_NOT_EXIST is not NULL, the function will return -1 and will
not call ERROR_CALLBACK. On other errors, or if DOES_NOT_EXIST is
NULL, the function will call ERROR_CALLBACK before returning. */
extern int backtrace_open (const char *filename,
backtrace_error_callback error_callback,
void *data,
int *does_not_exist);
/* A view of the contents of a file. This supports mmap when
available. A view will remain in memory even after backtrace_close
is called on the file descriptor from which the view was
obtained. */
struct backtrace_view
{
/* The data that the caller requested. */
const void *data;
/* The base of the view. */
void *base;
/* The total length of the view. */
size_t len;
};
/* Create a view of SIZE bytes from DESCRIPTOR at OFFSET. Store the
result in *VIEW. Returns 1 on success, 0 on error. */
extern int backtrace_get_view (struct backtrace_state *state, int descriptor,
off_t offset, uint64_t size,
backtrace_error_callback error_callback,
void *data, struct backtrace_view *view);
/* Release a view created by backtrace_get_view. */
extern void backtrace_release_view (struct backtrace_state *state,
struct backtrace_view *view,
backtrace_error_callback error_callback,
void *data);
/* Close a file opened by backtrace_open. Returns 1 on success, 0 on
error. */
extern int backtrace_close (int descriptor,
backtrace_error_callback error_callback,
void *data);
/* Sort without using memory. */
extern void backtrace_qsort (void *base, size_t count, size_t size,
int (*compar) (const void *, const void *));
/* Allocate memory. This is like malloc. If ERROR_CALLBACK is NULL,
this does not report an error, it just returns NULL. */
extern void *backtrace_alloc (struct backtrace_state *state, size_t size,
backtrace_error_callback error_callback,
void *data) ATTRIBUTE_MALLOC;
/* Free memory allocated by backtrace_alloc. If ERROR_CALLBACK is
NULL, this does not report an error. */
extern void backtrace_free (struct backtrace_state *state, void *mem,
size_t size,
backtrace_error_callback error_callback,
void *data);
/* A growable vector of some struct. This is used for more efficient
allocation when we don't know the final size of some group of data
that we want to represent as an array. */
struct backtrace_vector
{
/* The base of the vector. */
void *base;
/* The number of bytes in the vector. */
size_t size;
/* The number of bytes available at the current allocation. */
size_t alc;
};
/* Grow VEC by SIZE bytes. Return a pointer to the newly allocated
bytes. Note that this may move the entire vector to a new memory
location. Returns NULL on failure. */
extern void *backtrace_vector_grow (struct backtrace_state *state, size_t size,
backtrace_error_callback error_callback,
void *data,
struct backtrace_vector *vec);
/* Finish the current allocation on VEC. Prepare to start a new
allocation. The finished allocation will never be freed. Returns
a pointer to the base of the finished entries, or NULL on
failure. */
extern void* backtrace_vector_finish (struct backtrace_state *state,
struct backtrace_vector *vec,
backtrace_error_callback error_callback,
void *data);
/* Release any extra space allocated for VEC. This may change
VEC->base. Returns 1 on success, 0 on failure. */
extern int backtrace_vector_release (struct backtrace_state *state,
struct backtrace_vector *vec,
backtrace_error_callback error_callback,
void *data);
/* Free the space managed by VEC. This will reset VEC. */
static inline void
backtrace_vector_free (struct backtrace_state *state,
struct backtrace_vector *vec,
backtrace_error_callback error_callback, void *data)
{
vec->alc += vec->size;
vec->size = 0;
backtrace_vector_release (state, vec, error_callback, data);
}
/* Read initial debug data from a descriptor, and set the
fileline_data, syminfo_fn, and syminfo_data fields of STATE.
Return the fileln_fn field in *FILELN_FN--this is done this way so
that the synchronization code is only implemented once. This is
called after the descriptor has first been opened. It will close
the descriptor if it is no longer needed. Returns 1 on success, 0
on error. There will be multiple implementations of this function,
for different file formats. Each system will compile the
appropriate one. */
extern int backtrace_initialize (struct backtrace_state *state,
const char *filename,
int descriptor,
backtrace_error_callback error_callback,
void *data,
fileline *fileline_fn);
/* An enum for the DWARF sections we care about. */
enum dwarf_section
{
DEBUG_INFO,
DEBUG_LINE,
DEBUG_ABBREV,
DEBUG_RANGES,
DEBUG_STR,
DEBUG_ADDR,
DEBUG_STR_OFFSETS,
DEBUG_LINE_STR,
DEBUG_RNGLISTS,
DEBUG_MAX
};
/* Data for the DWARF sections we care about. */
struct dwarf_sections
{
const unsigned char *data[DEBUG_MAX];
size_t size[DEBUG_MAX];
};
/* DWARF data read from a file, used for .gnu_debugaltlink. */
struct dwarf_data;
/* Add file/line information for a DWARF module. */
extern int backtrace_dwarf_add (struct backtrace_state *state,
uintptr_t base_address,
const struct dwarf_sections *dwarf_sections,
int is_bigendian,
struct dwarf_data *fileline_altlink,
backtrace_error_callback error_callback,
void *data, fileline *fileline_fn,
struct dwarf_data **fileline_entry);
/* A data structure to pass to backtrace_syminfo_to_full. */
struct backtrace_call_full
{
backtrace_full_callback full_callback;
backtrace_error_callback full_error_callback;
void *full_data;
int ret;
};
/* A backtrace_syminfo_callback that can call into a
backtrace_full_callback, used when we have a symbol table but no
debug info. */
extern void backtrace_syminfo_to_full_callback (void *data, uintptr_t pc,
const char *symname,
uintptr_t symval,
uintptr_t symsize);
/* An error callback that corresponds to
backtrace_syminfo_to_full_callback. */
extern void backtrace_syminfo_to_full_error_callback (void *, const char *,
int);
/* A test-only hook for elf_uncompress_zdebug. */
extern int backtrace_uncompress_zdebug (struct backtrace_state *,
const unsigned char *compressed,
size_t compressed_size,
backtrace_error_callback, void *data,
unsigned char **uncompressed,
size_t *uncompressed_size);
/* A test-only hook for elf_zstd_decompress. */
extern int backtrace_uncompress_zstd (struct backtrace_state *,
const unsigned char *compressed,
size_t compressed_size,
backtrace_error_callback, void *data,
unsigned char *uncompressed,
size_t uncompressed_size);
/* A test-only hook for elf_uncompress_lzma. */
extern int backtrace_uncompress_lzma (struct backtrace_state *,
const unsigned char *compressed,
size_t compressed_size,
backtrace_error_callback, void *data,
unsigned char **uncompressed,
size_t *uncompressed_size);
#endif

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deps/libbacktrace/ltoptions.m4 vendored Normal file
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# Helper functions for option handling. -*- Autoconf -*-
#
# Copyright (C) 2004, 2005, 2007, 2008, 2009 Free Software Foundation,
# Inc.
# Written by Gary V. Vaughan, 2004
#
# This file is free software; the Free Software Foundation gives
# unlimited permission to copy and/or distribute it, with or without
# modifications, as long as this notice is preserved.
# serial 6 ltoptions.m4
# This is to help aclocal find these macros, as it can't see m4_define.
AC_DEFUN([LTOPTIONS_VERSION], [m4_if([1])])
# _LT_MANGLE_OPTION(MACRO-NAME, OPTION-NAME)
# ------------------------------------------
m4_define([_LT_MANGLE_OPTION],
[[_LT_OPTION_]m4_bpatsubst($1__$2, [[^a-zA-Z0-9_]], [_])])
# _LT_SET_OPTION(MACRO-NAME, OPTION-NAME)
# ---------------------------------------
# Set option OPTION-NAME for macro MACRO-NAME, and if there is a
# matching handler defined, dispatch to it. Other OPTION-NAMEs are
# saved as a flag.
m4_define([_LT_SET_OPTION],
[m4_define(_LT_MANGLE_OPTION([$1], [$2]))dnl
m4_ifdef(_LT_MANGLE_DEFUN([$1], [$2]),
_LT_MANGLE_DEFUN([$1], [$2]),
[m4_warning([Unknown $1 option `$2'])])[]dnl
])
# _LT_IF_OPTION(MACRO-NAME, OPTION-NAME, IF-SET, [IF-NOT-SET])
# ------------------------------------------------------------
# Execute IF-SET if OPTION is set, IF-NOT-SET otherwise.
m4_define([_LT_IF_OPTION],
[m4_ifdef(_LT_MANGLE_OPTION([$1], [$2]), [$3], [$4])])
# _LT_UNLESS_OPTIONS(MACRO-NAME, OPTION-LIST, IF-NOT-SET)
# -------------------------------------------------------
# Execute IF-NOT-SET unless all options in OPTION-LIST for MACRO-NAME
# are set.
m4_define([_LT_UNLESS_OPTIONS],
[m4_foreach([_LT_Option], m4_split(m4_normalize([$2])),
[m4_ifdef(_LT_MANGLE_OPTION([$1], _LT_Option),
[m4_define([$0_found])])])[]dnl
m4_ifdef([$0_found], [m4_undefine([$0_found])], [$3
])[]dnl
])
# _LT_SET_OPTIONS(MACRO-NAME, OPTION-LIST)
# ----------------------------------------
# OPTION-LIST is a space-separated list of Libtool options associated
# with MACRO-NAME. If any OPTION has a matching handler declared with
# LT_OPTION_DEFINE, dispatch to that macro; otherwise complain about
# the unknown option and exit.
m4_defun([_LT_SET_OPTIONS],
[# Set options
m4_foreach([_LT_Option], m4_split(m4_normalize([$2])),
[_LT_SET_OPTION([$1], _LT_Option)])
m4_if([$1],[LT_INIT],[
dnl
dnl Simply set some default values (i.e off) if boolean options were not
dnl specified:
_LT_UNLESS_OPTIONS([LT_INIT], [dlopen], [enable_dlopen=no
])
_LT_UNLESS_OPTIONS([LT_INIT], [win32-dll], [enable_win32_dll=no
])
dnl
dnl If no reference was made to various pairs of opposing options, then
dnl we run the default mode handler for the pair. For example, if neither
dnl `shared' nor `disable-shared' was passed, we enable building of shared
dnl archives by default:
_LT_UNLESS_OPTIONS([LT_INIT], [shared disable-shared], [_LT_ENABLE_SHARED])
_LT_UNLESS_OPTIONS([LT_INIT], [static disable-static], [_LT_ENABLE_STATIC])
_LT_UNLESS_OPTIONS([LT_INIT], [pic-only no-pic], [_LT_WITH_PIC])
_LT_UNLESS_OPTIONS([LT_INIT], [fast-install disable-fast-install],
[_LT_ENABLE_FAST_INSTALL])
])
])# _LT_SET_OPTIONS
## --------------------------------- ##
## Macros to handle LT_INIT options. ##
## --------------------------------- ##
# _LT_MANGLE_DEFUN(MACRO-NAME, OPTION-NAME)
# -----------------------------------------
m4_define([_LT_MANGLE_DEFUN],
[[_LT_OPTION_DEFUN_]m4_bpatsubst(m4_toupper([$1__$2]), [[^A-Z0-9_]], [_])])
# LT_OPTION_DEFINE(MACRO-NAME, OPTION-NAME, CODE)
# -----------------------------------------------
m4_define([LT_OPTION_DEFINE],
[m4_define(_LT_MANGLE_DEFUN([$1], [$2]), [$3])[]dnl
])# LT_OPTION_DEFINE
# dlopen
# ------
LT_OPTION_DEFINE([LT_INIT], [dlopen], [enable_dlopen=yes
])
AU_DEFUN([AC_LIBTOOL_DLOPEN],
[_LT_SET_OPTION([LT_INIT], [dlopen])
AC_DIAGNOSE([obsolete],
[$0: Remove this warning and the call to _LT_SET_OPTION when you
put the `dlopen' option into LT_INIT's first parameter.])
])
dnl aclocal-1.4 backwards compatibility:
dnl AC_DEFUN([AC_LIBTOOL_DLOPEN], [])
# win32-dll
# ---------
# Declare package support for building win32 dll's.
LT_OPTION_DEFINE([LT_INIT], [win32-dll],
[enable_win32_dll=yes
case $host in
*-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-cegcc*)
AC_CHECK_TOOL(AS, as, false)
AC_CHECK_TOOL(DLLTOOL, dlltool, false)
AC_CHECK_TOOL(OBJDUMP, objdump, false)
;;
esac
test -z "$AS" && AS=as
_LT_DECL([], [AS], [1], [Assembler program])dnl
test -z "$DLLTOOL" && DLLTOOL=dlltool
_LT_DECL([], [DLLTOOL], [1], [DLL creation program])dnl
test -z "$OBJDUMP" && OBJDUMP=objdump
_LT_DECL([], [OBJDUMP], [1], [Object dumper program])dnl
])# win32-dll
AU_DEFUN([AC_LIBTOOL_WIN32_DLL],
[AC_REQUIRE([AC_CANONICAL_HOST])dnl
_LT_SET_OPTION([LT_INIT], [win32-dll])
AC_DIAGNOSE([obsolete],
[$0: Remove this warning and the call to _LT_SET_OPTION when you
put the `win32-dll' option into LT_INIT's first parameter.])
])
dnl aclocal-1.4 backwards compatibility:
dnl AC_DEFUN([AC_LIBTOOL_WIN32_DLL], [])
# _LT_ENABLE_SHARED([DEFAULT])
# ----------------------------
# implement the --enable-shared flag, and supports the `shared' and
# `disable-shared' LT_INIT options.
# DEFAULT is either `yes' or `no'. If omitted, it defaults to `yes'.
m4_define([_LT_ENABLE_SHARED],
[m4_define([_LT_ENABLE_SHARED_DEFAULT], [m4_if($1, no, no, yes)])dnl
AC_ARG_ENABLE([shared],
[AS_HELP_STRING([--enable-shared@<:@=PKGS@:>@],
[build shared libraries @<:@default=]_LT_ENABLE_SHARED_DEFAULT[@:>@])],
[p=${PACKAGE-default}
case $enableval in
yes) enable_shared=yes ;;
no) enable_shared=no ;;
*)
enable_shared=no
# Look at the argument we got. We use all the common list separators.
lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
for pkg in $enableval; do
IFS="$lt_save_ifs"
if test "X$pkg" = "X$p"; then
enable_shared=yes
fi
done
IFS="$lt_save_ifs"
;;
esac],
[enable_shared=]_LT_ENABLE_SHARED_DEFAULT)
_LT_DECL([build_libtool_libs], [enable_shared], [0],
[Whether or not to build shared libraries])
])# _LT_ENABLE_SHARED
LT_OPTION_DEFINE([LT_INIT], [shared], [_LT_ENABLE_SHARED([yes])])
LT_OPTION_DEFINE([LT_INIT], [disable-shared], [_LT_ENABLE_SHARED([no])])
# Old names:
AC_DEFUN([AC_ENABLE_SHARED],
[_LT_SET_OPTION([LT_INIT], m4_if([$1], [no], [disable-])[shared])
])
AC_DEFUN([AC_DISABLE_SHARED],
[_LT_SET_OPTION([LT_INIT], [disable-shared])
])
AU_DEFUN([AM_ENABLE_SHARED], [AC_ENABLE_SHARED($@)])
AU_DEFUN([AM_DISABLE_SHARED], [AC_DISABLE_SHARED($@)])
dnl aclocal-1.4 backwards compatibility:
dnl AC_DEFUN([AM_ENABLE_SHARED], [])
dnl AC_DEFUN([AM_DISABLE_SHARED], [])
# _LT_ENABLE_STATIC([DEFAULT])
# ----------------------------
# implement the --enable-static flag, and support the `static' and
# `disable-static' LT_INIT options.
# DEFAULT is either `yes' or `no'. If omitted, it defaults to `yes'.
m4_define([_LT_ENABLE_STATIC],
[m4_define([_LT_ENABLE_STATIC_DEFAULT], [m4_if($1, no, no, yes)])dnl
AC_ARG_ENABLE([static],
[AS_HELP_STRING([--enable-static@<:@=PKGS@:>@],
[build static libraries @<:@default=]_LT_ENABLE_STATIC_DEFAULT[@:>@])],
[p=${PACKAGE-default}
case $enableval in
yes) enable_static=yes ;;
no) enable_static=no ;;
*)
enable_static=no
# Look at the argument we got. We use all the common list separators.
lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
for pkg in $enableval; do
IFS="$lt_save_ifs"
if test "X$pkg" = "X$p"; then
enable_static=yes
fi
done
IFS="$lt_save_ifs"
;;
esac],
[enable_static=]_LT_ENABLE_STATIC_DEFAULT)
_LT_DECL([build_old_libs], [enable_static], [0],
[Whether or not to build static libraries])
])# _LT_ENABLE_STATIC
LT_OPTION_DEFINE([LT_INIT], [static], [_LT_ENABLE_STATIC([yes])])
LT_OPTION_DEFINE([LT_INIT], [disable-static], [_LT_ENABLE_STATIC([no])])
# Old names:
AC_DEFUN([AC_ENABLE_STATIC],
[_LT_SET_OPTION([LT_INIT], m4_if([$1], [no], [disable-])[static])
])
AC_DEFUN([AC_DISABLE_STATIC],
[_LT_SET_OPTION([LT_INIT], [disable-static])
])
AU_DEFUN([AM_ENABLE_STATIC], [AC_ENABLE_STATIC($@)])
AU_DEFUN([AM_DISABLE_STATIC], [AC_DISABLE_STATIC($@)])
dnl aclocal-1.4 backwards compatibility:
dnl AC_DEFUN([AM_ENABLE_STATIC], [])
dnl AC_DEFUN([AM_DISABLE_STATIC], [])
# _LT_ENABLE_FAST_INSTALL([DEFAULT])
# ----------------------------------
# implement the --enable-fast-install flag, and support the `fast-install'
# and `disable-fast-install' LT_INIT options.
# DEFAULT is either `yes' or `no'. If omitted, it defaults to `yes'.
m4_define([_LT_ENABLE_FAST_INSTALL],
[m4_define([_LT_ENABLE_FAST_INSTALL_DEFAULT], [m4_if($1, no, no, yes)])dnl
AC_ARG_ENABLE([fast-install],
[AS_HELP_STRING([--enable-fast-install@<:@=PKGS@:>@],
[optimize for fast installation @<:@default=]_LT_ENABLE_FAST_INSTALL_DEFAULT[@:>@])],
[p=${PACKAGE-default}
case $enableval in
yes) enable_fast_install=yes ;;
no) enable_fast_install=no ;;
*)
enable_fast_install=no
# Look at the argument we got. We use all the common list separators.
lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
for pkg in $enableval; do
IFS="$lt_save_ifs"
if test "X$pkg" = "X$p"; then
enable_fast_install=yes
fi
done
IFS="$lt_save_ifs"
;;
esac],
[enable_fast_install=]_LT_ENABLE_FAST_INSTALL_DEFAULT)
_LT_DECL([fast_install], [enable_fast_install], [0],
[Whether or not to optimize for fast installation])dnl
])# _LT_ENABLE_FAST_INSTALL
LT_OPTION_DEFINE([LT_INIT], [fast-install], [_LT_ENABLE_FAST_INSTALL([yes])])
LT_OPTION_DEFINE([LT_INIT], [disable-fast-install], [_LT_ENABLE_FAST_INSTALL([no])])
# Old names:
AU_DEFUN([AC_ENABLE_FAST_INSTALL],
[_LT_SET_OPTION([LT_INIT], m4_if([$1], [no], [disable-])[fast-install])
AC_DIAGNOSE([obsolete],
[$0: Remove this warning and the call to _LT_SET_OPTION when you put
the `fast-install' option into LT_INIT's first parameter.])
])
AU_DEFUN([AC_DISABLE_FAST_INSTALL],
[_LT_SET_OPTION([LT_INIT], [disable-fast-install])
AC_DIAGNOSE([obsolete],
[$0: Remove this warning and the call to _LT_SET_OPTION when you put
the `disable-fast-install' option into LT_INIT's first parameter.])
])
dnl aclocal-1.4 backwards compatibility:
dnl AC_DEFUN([AC_ENABLE_FAST_INSTALL], [])
dnl AC_DEFUN([AM_DISABLE_FAST_INSTALL], [])
# _LT_WITH_PIC([MODE])
# --------------------
# implement the --with-pic flag, and support the `pic-only' and `no-pic'
# LT_INIT options.
# MODE is either `yes' or `no'. If omitted, it defaults to `both'.
m4_define([_LT_WITH_PIC],
[AC_ARG_WITH([pic],
[AS_HELP_STRING([--with-pic],
[try to use only PIC/non-PIC objects @<:@default=use both@:>@])],
[pic_mode="$withval"],
[pic_mode=default])
test -z "$pic_mode" && pic_mode=m4_default([$1], [default])
_LT_DECL([], [pic_mode], [0], [What type of objects to build])dnl
])# _LT_WITH_PIC
LT_OPTION_DEFINE([LT_INIT], [pic-only], [_LT_WITH_PIC([yes])])
LT_OPTION_DEFINE([LT_INIT], [no-pic], [_LT_WITH_PIC([no])])
# Old name:
AU_DEFUN([AC_LIBTOOL_PICMODE],
[_LT_SET_OPTION([LT_INIT], [pic-only])
AC_DIAGNOSE([obsolete],
[$0: Remove this warning and the call to _LT_SET_OPTION when you
put the `pic-only' option into LT_INIT's first parameter.])
])
dnl aclocal-1.4 backwards compatibility:
dnl AC_DEFUN([AC_LIBTOOL_PICMODE], [])
## ----------------- ##
## LTDL_INIT Options ##
## ----------------- ##
m4_define([_LTDL_MODE], [])
LT_OPTION_DEFINE([LTDL_INIT], [nonrecursive],
[m4_define([_LTDL_MODE], [nonrecursive])])
LT_OPTION_DEFINE([LTDL_INIT], [recursive],
[m4_define([_LTDL_MODE], [recursive])])
LT_OPTION_DEFINE([LTDL_INIT], [subproject],
[m4_define([_LTDL_MODE], [subproject])])
m4_define([_LTDL_TYPE], [])
LT_OPTION_DEFINE([LTDL_INIT], [installable],
[m4_define([_LTDL_TYPE], [installable])])
LT_OPTION_DEFINE([LTDL_INIT], [convenience],
[m4_define([_LTDL_TYPE], [convenience])])

123
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@ -0,0 +1,123 @@
# ltsugar.m4 -- libtool m4 base layer. -*-Autoconf-*-
#
# Copyright (C) 2004, 2005, 2007, 2008 Free Software Foundation, Inc.
# Written by Gary V. Vaughan, 2004
#
# This file is free software; the Free Software Foundation gives
# unlimited permission to copy and/or distribute it, with or without
# modifications, as long as this notice is preserved.
# serial 6 ltsugar.m4
# This is to help aclocal find these macros, as it can't see m4_define.
AC_DEFUN([LTSUGAR_VERSION], [m4_if([0.1])])
# lt_join(SEP, ARG1, [ARG2...])
# -----------------------------
# Produce ARG1SEPARG2...SEPARGn, omitting [] arguments and their
# associated separator.
# Needed until we can rely on m4_join from Autoconf 2.62, since all earlier
# versions in m4sugar had bugs.
m4_define([lt_join],
[m4_if([$#], [1], [],
[$#], [2], [[$2]],
[m4_if([$2], [], [], [[$2]_])$0([$1], m4_shift(m4_shift($@)))])])
m4_define([_lt_join],
[m4_if([$#$2], [2], [],
[m4_if([$2], [], [], [[$1$2]])$0([$1], m4_shift(m4_shift($@)))])])
# lt_car(LIST)
# lt_cdr(LIST)
# ------------
# Manipulate m4 lists.
# These macros are necessary as long as will still need to support
# Autoconf-2.59 which quotes differently.
m4_define([lt_car], [[$1]])
m4_define([lt_cdr],
[m4_if([$#], 0, [m4_fatal([$0: cannot be called without arguments])],
[$#], 1, [],
[m4_dquote(m4_shift($@))])])
m4_define([lt_unquote], $1)
# lt_append(MACRO-NAME, STRING, [SEPARATOR])
# ------------------------------------------
# Redefine MACRO-NAME to hold its former content plus `SEPARATOR'`STRING'.
# Note that neither SEPARATOR nor STRING are expanded; they are appended
# to MACRO-NAME as is (leaving the expansion for when MACRO-NAME is invoked).
# No SEPARATOR is output if MACRO-NAME was previously undefined (different
# than defined and empty).
#
# This macro is needed until we can rely on Autoconf 2.62, since earlier
# versions of m4sugar mistakenly expanded SEPARATOR but not STRING.
m4_define([lt_append],
[m4_define([$1],
m4_ifdef([$1], [m4_defn([$1])[$3]])[$2])])
# lt_combine(SEP, PREFIX-LIST, INFIX, SUFFIX1, [SUFFIX2...])
# ----------------------------------------------------------
# Produce a SEP delimited list of all paired combinations of elements of
# PREFIX-LIST with SUFFIX1 through SUFFIXn. Each element of the list
# has the form PREFIXmINFIXSUFFIXn.
# Needed until we can rely on m4_combine added in Autoconf 2.62.
m4_define([lt_combine],
[m4_if(m4_eval([$# > 3]), [1],
[m4_pushdef([_Lt_sep], [m4_define([_Lt_sep], m4_defn([lt_car]))])]]dnl
[[m4_foreach([_Lt_prefix], [$2],
[m4_foreach([_Lt_suffix],
]m4_dquote(m4_dquote(m4_shift(m4_shift(m4_shift($@)))))[,
[_Lt_sep([$1])[]m4_defn([_Lt_prefix])[$3]m4_defn([_Lt_suffix])])])])])
# lt_if_append_uniq(MACRO-NAME, VARNAME, [SEPARATOR], [UNIQ], [NOT-UNIQ])
# -----------------------------------------------------------------------
# Iff MACRO-NAME does not yet contain VARNAME, then append it (delimited
# by SEPARATOR if supplied) and expand UNIQ, else NOT-UNIQ.
m4_define([lt_if_append_uniq],
[m4_ifdef([$1],
[m4_if(m4_index([$3]m4_defn([$1])[$3], [$3$2$3]), [-1],
[lt_append([$1], [$2], [$3])$4],
[$5])],
[lt_append([$1], [$2], [$3])$4])])
# lt_dict_add(DICT, KEY, VALUE)
# -----------------------------
m4_define([lt_dict_add],
[m4_define([$1($2)], [$3])])
# lt_dict_add_subkey(DICT, KEY, SUBKEY, VALUE)
# --------------------------------------------
m4_define([lt_dict_add_subkey],
[m4_define([$1($2:$3)], [$4])])
# lt_dict_fetch(DICT, KEY, [SUBKEY])
# ----------------------------------
m4_define([lt_dict_fetch],
[m4_ifval([$3],
m4_ifdef([$1($2:$3)], [m4_defn([$1($2:$3)])]),
m4_ifdef([$1($2)], [m4_defn([$1($2)])]))])
# lt_if_dict_fetch(DICT, KEY, [SUBKEY], VALUE, IF-TRUE, [IF-FALSE])
# -----------------------------------------------------------------
m4_define([lt_if_dict_fetch],
[m4_if(lt_dict_fetch([$1], [$2], [$3]), [$4],
[$5],
[$6])])
# lt_dict_filter(DICT, [SUBKEY], VALUE, [SEPARATOR], KEY, [...])
# --------------------------------------------------------------
m4_define([lt_dict_filter],
[m4_if([$5], [], [],
[lt_join(m4_quote(m4_default([$4], [[, ]])),
lt_unquote(m4_split(m4_normalize(m4_foreach(_Lt_key, lt_car([m4_shiftn(4, $@)]),
[lt_if_dict_fetch([$1], _Lt_key, [$2], [$3], [_Lt_key ])])))))])[]dnl
])

23
deps/libbacktrace/ltversion.m4 vendored Normal file
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@ -0,0 +1,23 @@
# ltversion.m4 -- version numbers -*- Autoconf -*-
#
# Copyright (C) 2004 Free Software Foundation, Inc.
# Written by Scott James Remnant, 2004
#
# This file is free software; the Free Software Foundation gives
# unlimited permission to copy and/or distribute it, with or without
# modifications, as long as this notice is preserved.
# Generated from ltversion.in.
# serial 3134 ltversion.m4
# This file is part of GNU Libtool
m4_define([LT_PACKAGE_VERSION], [2.2.7a])
m4_define([LT_PACKAGE_REVISION], [1.3134])
AC_DEFUN([LTVERSION_VERSION],
[macro_version='2.2.7a'
macro_revision='1.3134'
_LT_DECL(, macro_version, 0, [Which release of libtool.m4 was used?])
_LT_DECL(, macro_revision, 0)
])

98
deps/libbacktrace/lt~obsolete.m4 vendored Normal file
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# lt~obsolete.m4 -- aclocal satisfying obsolete definitions. -*-Autoconf-*-
#
# Copyright (C) 2004, 2005, 2007, 2009 Free Software Foundation, Inc.
# Written by Scott James Remnant, 2004.
#
# This file is free software; the Free Software Foundation gives
# unlimited permission to copy and/or distribute it, with or without
# modifications, as long as this notice is preserved.
# serial 4 lt~obsolete.m4
# These exist entirely to fool aclocal when bootstrapping libtool.
#
# In the past libtool.m4 has provided macros via AC_DEFUN (or AU_DEFUN)
# which have later been changed to m4_define as they aren't part of the
# exported API, or moved to Autoconf or Automake where they belong.
#
# The trouble is, aclocal is a bit thick. It'll see the old AC_DEFUN
# in /usr/share/aclocal/libtool.m4 and remember it, then when it sees us
# using a macro with the same name in our local m4/libtool.m4 it'll
# pull the old libtool.m4 in (it doesn't see our shiny new m4_define
# and doesn't know about Autoconf macros at all.)
#
# So we provide this file, which has a silly filename so it's always
# included after everything else. This provides aclocal with the
# AC_DEFUNs it wants, but when m4 processes it, it doesn't do anything
# because those macros already exist, or will be overwritten later.
# We use AC_DEFUN over AU_DEFUN for compatibility with aclocal-1.6.
#
# Anytime we withdraw an AC_DEFUN or AU_DEFUN, remember to add it here.
# Yes, that means every name once taken will need to remain here until
# we give up compatibility with versions before 1.7, at which point
# we need to keep only those names which we still refer to.
# This is to help aclocal find these macros, as it can't see m4_define.
AC_DEFUN([LTOBSOLETE_VERSION], [m4_if([1])])
m4_ifndef([AC_LIBTOOL_LINKER_OPTION], [AC_DEFUN([AC_LIBTOOL_LINKER_OPTION])])
m4_ifndef([AC_PROG_EGREP], [AC_DEFUN([AC_PROG_EGREP])])
m4_ifndef([_LT_AC_PROG_ECHO_BACKSLASH], [AC_DEFUN([_LT_AC_PROG_ECHO_BACKSLASH])])
m4_ifndef([_LT_AC_SHELL_INIT], [AC_DEFUN([_LT_AC_SHELL_INIT])])
m4_ifndef([_LT_AC_SYS_LIBPATH_AIX], [AC_DEFUN([_LT_AC_SYS_LIBPATH_AIX])])
m4_ifndef([_LT_PROG_LTMAIN], [AC_DEFUN([_LT_PROG_LTMAIN])])
m4_ifndef([_LT_AC_TAGVAR], [AC_DEFUN([_LT_AC_TAGVAR])])
m4_ifndef([AC_LTDL_ENABLE_INSTALL], [AC_DEFUN([AC_LTDL_ENABLE_INSTALL])])
m4_ifndef([AC_LTDL_PREOPEN], [AC_DEFUN([AC_LTDL_PREOPEN])])
m4_ifndef([_LT_AC_SYS_COMPILER], [AC_DEFUN([_LT_AC_SYS_COMPILER])])
m4_ifndef([_LT_AC_LOCK], [AC_DEFUN([_LT_AC_LOCK])])
m4_ifndef([AC_LIBTOOL_SYS_OLD_ARCHIVE], [AC_DEFUN([AC_LIBTOOL_SYS_OLD_ARCHIVE])])
m4_ifndef([_LT_AC_TRY_DLOPEN_SELF], [AC_DEFUN([_LT_AC_TRY_DLOPEN_SELF])])
m4_ifndef([AC_LIBTOOL_PROG_CC_C_O], [AC_DEFUN([AC_LIBTOOL_PROG_CC_C_O])])
m4_ifndef([AC_LIBTOOL_SYS_HARD_LINK_LOCKS], [AC_DEFUN([AC_LIBTOOL_SYS_HARD_LINK_LOCKS])])
m4_ifndef([AC_LIBTOOL_OBJDIR], [AC_DEFUN([AC_LIBTOOL_OBJDIR])])
m4_ifndef([AC_LTDL_OBJDIR], [AC_DEFUN([AC_LTDL_OBJDIR])])
m4_ifndef([AC_LIBTOOL_PROG_LD_HARDCODE_LIBPATH], [AC_DEFUN([AC_LIBTOOL_PROG_LD_HARDCODE_LIBPATH])])
m4_ifndef([AC_LIBTOOL_SYS_LIB_STRIP], [AC_DEFUN([AC_LIBTOOL_SYS_LIB_STRIP])])
m4_ifndef([AC_PATH_MAGIC], [AC_DEFUN([AC_PATH_MAGIC])])
m4_ifndef([AC_PROG_LD_GNU], [AC_DEFUN([AC_PROG_LD_GNU])])
m4_ifndef([AC_PROG_LD_RELOAD_FLAG], [AC_DEFUN([AC_PROG_LD_RELOAD_FLAG])])
m4_ifndef([AC_DEPLIBS_CHECK_METHOD], [AC_DEFUN([AC_DEPLIBS_CHECK_METHOD])])
m4_ifndef([AC_LIBTOOL_PROG_COMPILER_NO_RTTI], [AC_DEFUN([AC_LIBTOOL_PROG_COMPILER_NO_RTTI])])
m4_ifndef([AC_LIBTOOL_SYS_GLOBAL_SYMBOL_PIPE], [AC_DEFUN([AC_LIBTOOL_SYS_GLOBAL_SYMBOL_PIPE])])
m4_ifndef([AC_LIBTOOL_PROG_COMPILER_PIC], [AC_DEFUN([AC_LIBTOOL_PROG_COMPILER_PIC])])
m4_ifndef([AC_LIBTOOL_PROG_LD_SHLIBS], [AC_DEFUN([AC_LIBTOOL_PROG_LD_SHLIBS])])
m4_ifndef([AC_LIBTOOL_POSTDEP_PREDEP], [AC_DEFUN([AC_LIBTOOL_POSTDEP_PREDEP])])
m4_ifndef([LT_AC_PROG_EGREP], [AC_DEFUN([LT_AC_PROG_EGREP])])
m4_ifndef([LT_AC_PROG_SED], [AC_DEFUN([LT_AC_PROG_SED])])
m4_ifndef([_LT_CC_BASENAME], [AC_DEFUN([_LT_CC_BASENAME])])
m4_ifndef([_LT_COMPILER_BOILERPLATE], [AC_DEFUN([_LT_COMPILER_BOILERPLATE])])
m4_ifndef([_LT_LINKER_BOILERPLATE], [AC_DEFUN([_LT_LINKER_BOILERPLATE])])
m4_ifndef([_AC_PROG_LIBTOOL], [AC_DEFUN([_AC_PROG_LIBTOOL])])
m4_ifndef([AC_LIBTOOL_SETUP], [AC_DEFUN([AC_LIBTOOL_SETUP])])
m4_ifndef([_LT_AC_CHECK_DLFCN], [AC_DEFUN([_LT_AC_CHECK_DLFCN])])
m4_ifndef([AC_LIBTOOL_SYS_DYNAMIC_LINKER], [AC_DEFUN([AC_LIBTOOL_SYS_DYNAMIC_LINKER])])
m4_ifndef([_LT_AC_TAGCONFIG], [AC_DEFUN([_LT_AC_TAGCONFIG])])
m4_ifndef([AC_DISABLE_FAST_INSTALL], [AC_DEFUN([AC_DISABLE_FAST_INSTALL])])
m4_ifndef([_LT_AC_LANG_CXX], [AC_DEFUN([_LT_AC_LANG_CXX])])
m4_ifndef([_LT_AC_LANG_F77], [AC_DEFUN([_LT_AC_LANG_F77])])
m4_ifndef([_LT_AC_LANG_GCJ], [AC_DEFUN([_LT_AC_LANG_GCJ])])
m4_ifndef([AC_LIBTOOL_LANG_C_CONFIG], [AC_DEFUN([AC_LIBTOOL_LANG_C_CONFIG])])
m4_ifndef([_LT_AC_LANG_C_CONFIG], [AC_DEFUN([_LT_AC_LANG_C_CONFIG])])
m4_ifndef([AC_LIBTOOL_LANG_CXX_CONFIG], [AC_DEFUN([AC_LIBTOOL_LANG_CXX_CONFIG])])
m4_ifndef([_LT_AC_LANG_CXX_CONFIG], [AC_DEFUN([_LT_AC_LANG_CXX_CONFIG])])
m4_ifndef([AC_LIBTOOL_LANG_F77_CONFIG], [AC_DEFUN([AC_LIBTOOL_LANG_F77_CONFIG])])
m4_ifndef([_LT_AC_LANG_F77_CONFIG], [AC_DEFUN([_LT_AC_LANG_F77_CONFIG])])
m4_ifndef([AC_LIBTOOL_LANG_GCJ_CONFIG], [AC_DEFUN([AC_LIBTOOL_LANG_GCJ_CONFIG])])
m4_ifndef([_LT_AC_LANG_GCJ_CONFIG], [AC_DEFUN([_LT_AC_LANG_GCJ_CONFIG])])
m4_ifndef([AC_LIBTOOL_LANG_RC_CONFIG], [AC_DEFUN([AC_LIBTOOL_LANG_RC_CONFIG])])
m4_ifndef([_LT_AC_LANG_RC_CONFIG], [AC_DEFUN([_LT_AC_LANG_RC_CONFIG])])
m4_ifndef([AC_LIBTOOL_CONFIG], [AC_DEFUN([AC_LIBTOOL_CONFIG])])
m4_ifndef([_LT_AC_FILE_LTDLL_C], [AC_DEFUN([_LT_AC_FILE_LTDLL_C])])
m4_ifndef([_LT_REQUIRED_DARWIN_CHECKS], [AC_DEFUN([_LT_REQUIRED_DARWIN_CHECKS])])
m4_ifndef([_LT_AC_PROG_CXXCPP], [AC_DEFUN([_LT_AC_PROG_CXXCPP])])
m4_ifndef([_LT_PREPARE_SED_QUOTE_VARS], [AC_DEFUN([_LT_PREPARE_SED_QUOTE_VARS])])
m4_ifndef([_LT_PROG_ECHO_BACKSLASH], [AC_DEFUN([_LT_PROG_ECHO_BACKSLASH])])
m4_ifndef([_LT_PROG_F77], [AC_DEFUN([_LT_PROG_F77])])
m4_ifndef([_LT_PROG_FC], [AC_DEFUN([_LT_PROG_FC])])
m4_ifndef([_LT_PROG_CXX], [AC_DEFUN([_LT_PROG_CXX])])

1355
deps/libbacktrace/macho.c vendored Normal file

File diff suppressed because it is too large Load Diff

215
deps/libbacktrace/missing vendored Executable file
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@ -0,0 +1,215 @@
#! /bin/sh
# Common wrapper for a few potentially missing GNU programs.
scriptversion=2013-10-28.13; # UTC
# Copyright (C) 1996-2014 Free Software Foundation, Inc.
# Originally written by Fran,cois Pinard <pinard@iro.umontreal.ca>, 1996.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# As a special exception to the GNU General Public License, if you
# distribute this file as part of a program that contains a
# configuration script generated by Autoconf, you may include it under
# the same distribution terms that you use for the rest of that program.
if test $# -eq 0; then
echo 1>&2 "Try '$0 --help' for more information"
exit 1
fi
case $1 in
--is-lightweight)
# Used by our autoconf macros to check whether the available missing
# script is modern enough.
exit 0
;;
--run)
# Back-compat with the calling convention used by older automake.
shift
;;
-h|--h|--he|--hel|--help)
echo "\
$0 [OPTION]... PROGRAM [ARGUMENT]...
Run 'PROGRAM [ARGUMENT]...', returning a proper advice when this fails due
to PROGRAM being missing or too old.
Options:
-h, --help display this help and exit
-v, --version output version information and exit
Supported PROGRAM values:
aclocal autoconf autoheader autom4te automake makeinfo
bison yacc flex lex help2man
Version suffixes to PROGRAM as well as the prefixes 'gnu-', 'gnu', and
'g' are ignored when checking the name.
Send bug reports to <bug-automake@gnu.org>."
exit $?
;;
-v|--v|--ve|--ver|--vers|--versi|--versio|--version)
echo "missing $scriptversion (GNU Automake)"
exit $?
;;
-*)
echo 1>&2 "$0: unknown '$1' option"
echo 1>&2 "Try '$0 --help' for more information"
exit 1
;;
esac
# Run the given program, remember its exit status.
"$@"; st=$?
# If it succeeded, we are done.
test $st -eq 0 && exit 0
# Also exit now if we it failed (or wasn't found), and '--version' was
# passed; such an option is passed most likely to detect whether the
# program is present and works.
case $2 in --version|--help) exit $st;; esac
# Exit code 63 means version mismatch. This often happens when the user
# tries to use an ancient version of a tool on a file that requires a
# minimum version.
if test $st -eq 63; then
msg="probably too old"
elif test $st -eq 127; then
# Program was missing.
msg="missing on your system"
else
# Program was found and executed, but failed. Give up.
exit $st
fi
perl_URL=http://www.perl.org/
flex_URL=http://flex.sourceforge.net/
gnu_software_URL=http://www.gnu.org/software
program_details ()
{
case $1 in
aclocal|automake)
echo "The '$1' program is part of the GNU Automake package:"
echo "<$gnu_software_URL/automake>"
echo "It also requires GNU Autoconf, GNU m4 and Perl in order to run:"
echo "<$gnu_software_URL/autoconf>"
echo "<$gnu_software_URL/m4/>"
echo "<$perl_URL>"
;;
autoconf|autom4te|autoheader)
echo "The '$1' program is part of the GNU Autoconf package:"
echo "<$gnu_software_URL/autoconf/>"
echo "It also requires GNU m4 and Perl in order to run:"
echo "<$gnu_software_URL/m4/>"
echo "<$perl_URL>"
;;
esac
}
give_advice ()
{
# Normalize program name to check for.
normalized_program=`echo "$1" | sed '
s/^gnu-//; t
s/^gnu//; t
s/^g//; t'`
printf '%s\n' "'$1' is $msg."
configure_deps="'configure.ac' or m4 files included by 'configure.ac'"
case $normalized_program in
autoconf*)
echo "You should only need it if you modified 'configure.ac',"
echo "or m4 files included by it."
program_details 'autoconf'
;;
autoheader*)
echo "You should only need it if you modified 'acconfig.h' or"
echo "$configure_deps."
program_details 'autoheader'
;;
automake*)
echo "You should only need it if you modified 'Makefile.am' or"
echo "$configure_deps."
program_details 'automake'
;;
aclocal*)
echo "You should only need it if you modified 'acinclude.m4' or"
echo "$configure_deps."
program_details 'aclocal'
;;
autom4te*)
echo "You might have modified some maintainer files that require"
echo "the 'autom4te' program to be rebuilt."
program_details 'autom4te'
;;
bison*|yacc*)
echo "You should only need it if you modified a '.y' file."
echo "You may want to install the GNU Bison package:"
echo "<$gnu_software_URL/bison/>"
;;
lex*|flex*)
echo "You should only need it if you modified a '.l' file."
echo "You may want to install the Fast Lexical Analyzer package:"
echo "<$flex_URL>"
;;
help2man*)
echo "You should only need it if you modified a dependency" \
"of a man page."
echo "You may want to install the GNU Help2man package:"
echo "<$gnu_software_URL/help2man/>"
;;
makeinfo*)
echo "You should only need it if you modified a '.texi' file, or"
echo "any other file indirectly affecting the aspect of the manual."
echo "You might want to install the Texinfo package:"
echo "<$gnu_software_URL/texinfo/>"
echo "The spurious makeinfo call might also be the consequence of"
echo "using a buggy 'make' (AIX, DU, IRIX), in which case you might"
echo "want to install GNU make:"
echo "<$gnu_software_URL/make/>"
;;
*)
echo "You might have modified some files without having the proper"
echo "tools for further handling them. Check the 'README' file, it"
echo "often tells you about the needed prerequisites for installing"
echo "this package. You may also peek at any GNU archive site, in"
echo "case some other package contains this missing '$1' program."
;;
esac
}
give_advice "$1" | sed -e '1s/^/WARNING: /' \
-e '2,$s/^/ /' >&2
# Propagate the correct exit status (expected to be 127 for a program
# not found, 63 for a program that failed due to version mismatch).
exit $st
# Local variables:
# eval: (add-hook 'write-file-hooks 'time-stamp)
# time-stamp-start: "scriptversion="
# time-stamp-format: "%:y-%02m-%02d.%02H"
# time-stamp-time-zone: "UTC"
# time-stamp-end: "; # UTC"
# End:

331
deps/libbacktrace/mmap.c vendored Normal file
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/* mmap.c -- Memory allocation with mmap.
Copyright (C) 2012-2021 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
#include "config.h"
#include <errno.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/mman.h>
#include "backtrace.h"
#include "internal.h"
#ifndef HAVE_DECL_GETPAGESIZE
extern int getpagesize (void);
#endif
/* Memory allocation on systems that provide anonymous mmap. This
permits the backtrace functions to be invoked from a signal
handler, assuming that mmap is async-signal safe. */
#ifndef MAP_ANONYMOUS
#define MAP_ANONYMOUS MAP_ANON
#endif
#ifndef MAP_FAILED
#define MAP_FAILED ((void *)-1)
#endif
/* A list of free memory blocks. */
struct backtrace_freelist_struct
{
/* Next on list. */
struct backtrace_freelist_struct *next;
/* Size of this block, including this structure. */
size_t size;
};
/* Free memory allocated by backtrace_alloc. */
static void
backtrace_free_locked (struct backtrace_state *state, void *addr, size_t size)
{
/* Just leak small blocks. We don't have to be perfect. Don't put
more than 16 entries on the free list, to avoid wasting time
searching when allocating a block. If we have more than 16
entries, leak the smallest entry. */
if (size >= sizeof (struct backtrace_freelist_struct))
{
size_t c;
struct backtrace_freelist_struct **ppsmall;
struct backtrace_freelist_struct **pp;
struct backtrace_freelist_struct *p;
c = 0;
ppsmall = NULL;
for (pp = &state->freelist; *pp != NULL; pp = &(*pp)->next)
{
if (ppsmall == NULL || (*pp)->size < (*ppsmall)->size)
ppsmall = pp;
++c;
}
if (c >= 16)
{
if (size <= (*ppsmall)->size)
return;
*ppsmall = (*ppsmall)->next;
}
p = (struct backtrace_freelist_struct *) addr;
p->next = state->freelist;
p->size = size;
state->freelist = p;
}
}
/* Allocate memory like malloc. If ERROR_CALLBACK is NULL, don't
report an error. */
void *
backtrace_alloc (struct backtrace_state *state,
size_t size, backtrace_error_callback error_callback,
void *data)
{
void *ret;
int locked;
struct backtrace_freelist_struct **pp;
size_t pagesize;
size_t asksize;
void *page;
ret = NULL;
/* If we can acquire the lock, then see if there is space on the
free list. If we can't acquire the lock, drop straight into
using mmap. __sync_lock_test_and_set returns the old state of
the lock, so we have acquired it if it returns 0. */
if (!state->threaded)
locked = 1;
else
locked = __sync_lock_test_and_set (&state->lock_alloc, 1) == 0;
if (locked)
{
for (pp = &state->freelist; *pp != NULL; pp = &(*pp)->next)
{
if ((*pp)->size >= size)
{
struct backtrace_freelist_struct *p;
p = *pp;
*pp = p->next;
/* Round for alignment; we assume that no type we care about
is more than 8 bytes. */
size = (size + 7) & ~ (size_t) 7;
if (size < p->size)
backtrace_free_locked (state, (char *) p + size,
p->size - size);
ret = (void *) p;
break;
}
}
if (state->threaded)
__sync_lock_release (&state->lock_alloc);
}
if (ret == NULL)
{
/* Allocate a new page. */
pagesize = getpagesize ();
asksize = (size + pagesize - 1) & ~ (pagesize - 1);
page = mmap (NULL, asksize, PROT_READ | PROT_WRITE,
MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
if (page == MAP_FAILED)
{
if (error_callback)
error_callback (data, "mmap", errno);
}
else
{
size = (size + 7) & ~ (size_t) 7;
if (size < asksize)
backtrace_free (state, (char *) page + size, asksize - size,
error_callback, data);
ret = page;
}
}
return ret;
}
/* Free memory allocated by backtrace_alloc. */
void
backtrace_free (struct backtrace_state *state, void *addr, size_t size,
backtrace_error_callback error_callback ATTRIBUTE_UNUSED,
void *data ATTRIBUTE_UNUSED)
{
int locked;
/* If we are freeing a large aligned block, just release it back to
the system. This case arises when growing a vector for a large
binary with lots of debug info. Calling munmap here may cause us
to call mmap again if there is also a large shared library; we
just live with that. */
if (size >= 16 * 4096)
{
size_t pagesize;
pagesize = getpagesize ();
if (((uintptr_t) addr & (pagesize - 1)) == 0
&& (size & (pagesize - 1)) == 0)
{
/* If munmap fails for some reason, just add the block to
the freelist. */
if (munmap (addr, size) == 0)
return;
}
}
/* If we can acquire the lock, add the new space to the free list.
If we can't acquire the lock, just leak the memory.
__sync_lock_test_and_set returns the old state of the lock, so we
have acquired it if it returns 0. */
if (!state->threaded)
locked = 1;
else
locked = __sync_lock_test_and_set (&state->lock_alloc, 1) == 0;
if (locked)
{
backtrace_free_locked (state, addr, size);
if (state->threaded)
__sync_lock_release (&state->lock_alloc);
}
}
/* Grow VEC by SIZE bytes. */
void *
backtrace_vector_grow (struct backtrace_state *state,size_t size,
backtrace_error_callback error_callback,
void *data, struct backtrace_vector *vec)
{
void *ret;
if (size > vec->alc)
{
size_t pagesize;
size_t alc;
void *base;
pagesize = getpagesize ();
alc = vec->size + size;
if (vec->size == 0)
alc = 16 * size;
else if (alc < pagesize)
{
alc *= 2;
if (alc > pagesize)
alc = pagesize;
}
else
{
alc *= 2;
alc = (alc + pagesize - 1) & ~ (pagesize - 1);
}
base = backtrace_alloc (state, alc, error_callback, data);
if (base == NULL)
return NULL;
if (vec->base != NULL)
{
memcpy (base, vec->base, vec->size);
backtrace_free (state, vec->base, vec->size + vec->alc,
error_callback, data);
}
vec->base = base;
vec->alc = alc - vec->size;
}
ret = (char *) vec->base + vec->size;
vec->size += size;
vec->alc -= size;
return ret;
}
/* Finish the current allocation on VEC. */
void *
backtrace_vector_finish (
struct backtrace_state *state ATTRIBUTE_UNUSED,
struct backtrace_vector *vec,
backtrace_error_callback error_callback ATTRIBUTE_UNUSED,
void *data ATTRIBUTE_UNUSED)
{
void *ret;
ret = vec->base;
vec->base = (char *) vec->base + vec->size;
vec->size = 0;
return ret;
}
/* Release any extra space allocated for VEC. */
int
backtrace_vector_release (struct backtrace_state *state,
struct backtrace_vector *vec,
backtrace_error_callback error_callback,
void *data)
{
size_t size;
size_t alc;
size_t aligned;
/* Make sure that the block that we free is aligned on an 8-byte
boundary. */
size = vec->size;
alc = vec->alc;
aligned = (size + 7) & ~ (size_t) 7;
alc -= aligned - size;
backtrace_free (state, (char *) vec->base + aligned, alc,
error_callback, data);
vec->alc = 0;
if (vec->size == 0)
vec->base = NULL;
return 1;
}

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deps/libbacktrace/mmapio.c vendored Normal file
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/* mmapio.c -- File views using mmap.
Copyright (C) 2012-2021 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
#include "config.h"
#include <errno.h>
#include <sys/types.h>
#include <sys/mman.h>
#include <unistd.h>
#include "backtrace.h"
#include "internal.h"
#ifndef HAVE_DECL_GETPAGESIZE
extern int getpagesize (void);
#endif
#ifndef MAP_FAILED
#define MAP_FAILED ((void *)-1)
#endif
/* This file implements file views and memory allocation when mmap is
available. */
/* Create a view of SIZE bytes from DESCRIPTOR at OFFSET. */
int
backtrace_get_view (struct backtrace_state *state ATTRIBUTE_UNUSED,
int descriptor, off_t offset, uint64_t size,
backtrace_error_callback error_callback,
void *data, struct backtrace_view *view)
{
size_t pagesize;
unsigned int inpage;
off_t pageoff;
void *map;
if ((uint64_t) (size_t) size != size)
{
error_callback (data, "file size too large", 0);
return 0;
}
pagesize = getpagesize ();
inpage = offset % pagesize;
pageoff = offset - inpage;
size += inpage;
size = (size + (pagesize - 1)) & ~ (pagesize - 1);
map = mmap (NULL, size, PROT_READ, MAP_PRIVATE, descriptor, pageoff);
if (map == MAP_FAILED)
{
error_callback (data, "mmap", errno);
return 0;
}
view->data = (char *) map + inpage;
view->base = map;
view->len = size;
return 1;
}
/* Release a view read by backtrace_get_view. */
void
backtrace_release_view (struct backtrace_state *state ATTRIBUTE_UNUSED,
struct backtrace_view *view,
backtrace_error_callback error_callback,
void *data)
{
union {
const void *cv;
void *v;
} const_cast;
const_cast.cv = view->base;
if (munmap (const_cast.v, view->len) < 0)
error_callback (data, "munmap", errno);
}

83
deps/libbacktrace/move-if-change vendored Executable file
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#!/bin/sh
# Like mv $1 $2, but if the files are the same, just delete $1.
# Status is zero if successful, nonzero otherwise.
VERSION='2012-01-06 07:23'; # UTC
# The definition above must lie within the first 8 lines in order
# for the Emacs time-stamp write hook (at end) to update it.
# If you change this file with Emacs, please let the write hook
# do its job. Otherwise, update this string manually.
# Copyright (C) 2002-2014 Free Software Foundation, Inc.
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
usage="usage: $0 SOURCE DEST"
help="$usage
or: $0 OPTION
If SOURCE is different than DEST, then move it to DEST; else remove SOURCE.
--help display this help and exit
--version output version information and exit
The variable CMPPROG can be used to specify an alternative to 'cmp'.
Report bugs to <bug-gnulib@gnu.org>."
version=`expr "$VERSION" : '\([^ ]*\)'`
version="move-if-change (gnulib) $version
Copyright (C) 2011 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law."
cmpprog=${CMPPROG-cmp}
for arg
do
case $arg in
--help | --hel | --he | --h)
exec echo "$help" ;;
--version | --versio | --versi | --vers | --ver | --ve | --v)
exec echo "$version" ;;
--)
shift
break ;;
-*)
echo "$0: invalid option: $arg" >&2
exit 1 ;;
*)
break ;;
esac
done
test $# -eq 2 || { echo "$0: $usage" >&2; exit 1; }
if test -r "$2" && $cmpprog -- "$1" "$2" >/dev/null; then
rm -f -- "$1"
else
if mv -f -- "$1" "$2"; then :; else
# Ignore failure due to a concurrent move-if-change.
test -r "$2" && $cmpprog -- "$1" "$2" >/dev/null && rm -f -- "$1"
fi
fi
## Local Variables:
## eval: (add-hook 'write-file-hooks 'time-stamp)
## time-stamp-start: "VERSION='"
## time-stamp-format: "%:y-%02m-%02d %02H:%02M"
## time-stamp-time-zone: "UTC"
## time-stamp-end: "'; # UTC"
## End:

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deps/libbacktrace/mtest.c vendored Normal file
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/* mtest.c -- Minidebug test for libbacktrace library
Copyright (C) 2020-2021 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
/* This program tests using libbacktrace with a program that uses the
minidebuginfo format in a .gnu_debugdata section. See
https://sourceware.org/gdb/current/onlinedocs/gdb/MiniDebugInfo.html
for a bit more information about minidebuginfo. What is relevant
for libbacktrace is that we have just a symbol table, with no debug
info, so we should be able to do a function backtrace, but we can't
do a file/line backtrace. */
#include <assert.h>
#include <stdlib.h>
#include <string.h>
#include "backtrace.h"
#include "backtrace-supported.h"
#include "testlib.h"
static int test1 (void) __attribute__ ((noinline, noclone, unused));
static int f2 (int) __attribute__ ((noinline, noclone));
static int f3 (int, int) __attribute__ ((noinline, noclone));
/* Collected PC values. */
static uintptr_t addrs[20];
/* The backtrace callback function. This is like callback_one in
testlib.c, but it saves the PC also. */
static int
callback_mtest (void *vdata, uintptr_t pc, const char *filename, int lineno,
const char *function)
{
struct bdata *data = (struct bdata *) vdata;
if (data->index >= sizeof addrs / sizeof addrs[0])
{
fprintf (stderr, "callback_mtest: callback called too many times\n");
data->failed = 1;
return 1;
}
addrs[data->index] = pc;
return callback_one (vdata, pc, filename, lineno, function);
}
/* Test the backtrace function with non-inlined functions. (We don't
test with inlined functions because they won't work with minidebug
anyhow.) */
static int
test1 (void)
{
/* Returning a value here and elsewhere avoids a tailcall which
would mess up the backtrace. */
return f2 (__LINE__) + 1;
}
static int
f2 (int f1line)
{
return f3 (f1line, __LINE__) + 2;
}
static int
f3 (int f1line __attribute__ ((unused)), int f2line __attribute__ ((unused)))
{
struct info all[20];
struct bdata data;
int i;
size_t j;
data.all = &all[0];
data.index = 0;
data.max = 20;
data.failed = 0;
i = backtrace_full (state, 0, callback_mtest, error_callback_one, &data);
if (i != 0)
{
fprintf (stderr, "test1: unexpected return value %d\n", i);
data.failed = 1;
}
if (data.index < 3)
{
fprintf (stderr,
"test1: not enough frames; got %zu, expected at least 3\n",
data.index);
data.failed = 1;
}
/* When using minidebug we don't expect the function name here. */
for (j = 0; j < 3 && j < data.index; j++)
{
if (all[j].function == NULL)
{
struct symdata symdata;
symdata.name = NULL;
symdata.val = 0;
symdata.size = 0;
symdata.failed = 0;
i = backtrace_syminfo (state, addrs[j], callback_three,
error_callback_three, &symdata);
if (i == 0)
{
fprintf (stderr,
("test1: [%zu], unexpected return value from "
"backtrace_syminfo %d\n"),
j, i);
data.failed = 1;
}
else if (symdata.name == NULL)
{
fprintf (stderr, "test1: [%zu]: syminfo did not find name\n", j);
data.failed = 1;
}
else
all[j].function = strdup (symdata.name);
}
}
if (data.index > 0)
{
if (all[0].function == NULL)
{
fprintf (stderr, "test1: [0]: missing function name\n");
data.failed = 1;
}
else if (strcmp (all[0].function, "f3") != 0)
{
fprintf (stderr, "test1: [0]: got %s expected %s\n",
all[0].function, "f3");
data.failed = 1;
}
}
if (data.index > 1)
{
if (all[1].function == NULL)
{
fprintf (stderr, "test1: [1]: missing function name\n");
data.failed = 1;
}
else if (strcmp (all[1].function, "f2") != 0)
{
fprintf (stderr, "test1: [1]: got %s expected %s\n",
all[0].function, "f2");
data.failed = 1;
}
}
if (data.index > 2)
{
if (all[2].function == NULL)
{
fprintf (stderr, "test1: [2]: missing function name\n");
data.failed = 1;
}
else if (strcmp (all[2].function, "test1") != 0)
{
fprintf (stderr, "test1: [2]: got %s expected %s\n",
all[0].function, "test1");
data.failed = 1;
}
}
printf ("%s: backtrace_full noinline\n", data.failed ? "FAIL" : "PASS");
if (data.failed)
++failures;
return failures;
}
/* Test the backtrace_simple function with non-inlined functions. */
static int test3 (void) __attribute__ ((noinline, noclone, unused));
static int f22 (int) __attribute__ ((noinline, noclone));
static int f23 (int, int) __attribute__ ((noinline, noclone));
static int
test3 (void)
{
return f22 (__LINE__) + 1;
}
static int
f22 (int f1line)
{
return f23 (f1line, __LINE__) + 2;
}
static int
f23 (int f1line __attribute__ ((unused)), int f2line __attribute__ ((unused)))
{
uintptr_t addrs[20];
struct sdata data;
int i;
data.addrs = &addrs[0];
data.index = 0;
data.max = 20;
data.failed = 0;
i = backtrace_simple (state, 0, callback_two, error_callback_two, &data);
if (i != 0)
{
fprintf (stderr, "test3: unexpected return value %d\n", i);
data.failed = 1;
}
if (!data.failed)
{
int j;
for (j = 0; j < 3; ++j)
{
struct symdata symdata;
symdata.name = NULL;
symdata.val = 0;
symdata.size = 0;
symdata.failed = 0;
i = backtrace_syminfo (state, addrs[j], callback_three,
error_callback_three, &symdata);
if (i == 0)
{
fprintf (stderr,
("test3: [%d]: unexpected return value "
"from backtrace_syminfo %d\n"),
j, i);
symdata.failed = 1;
}
if (!symdata.failed)
{
const char *expected;
switch (j)
{
case 0:
expected = "f23";
break;
case 1:
expected = "f22";
break;
case 2:
expected = "test3";
break;
default:
assert (0);
}
if (symdata.name == NULL)
{
fprintf (stderr, "test3: [%d]: NULL syminfo name\n", j);
symdata.failed = 1;
}
/* Use strncmp, not strcmp, because GCC might create a
clone. */
else if (strncmp (symdata.name, expected, strlen (expected))
!= 0)
{
fprintf (stderr,
("test3: [%d]: unexpected syminfo name "
"got %s expected %s\n"),
j, symdata.name, expected);
symdata.failed = 1;
}
}
if (symdata.failed)
data.failed = 1;
}
}
printf ("%s: backtrace_simple noinline\n", data.failed ? "FAIL" : "PASS");
if (data.failed)
++failures;
return failures;
}
int test5 (void) __attribute__ ((unused));
int global = 1;
int
test5 (void)
{
struct symdata symdata;
int i;
uintptr_t addr = (uintptr_t) &global;
if (sizeof (global) > 1)
addr += 1;
symdata.name = NULL;
symdata.val = 0;
symdata.size = 0;
symdata.failed = 0;
i = backtrace_syminfo (state, addr, callback_three,
error_callback_three, &symdata);
if (i == 0)
{
fprintf (stderr,
"test5: unexpected return value from backtrace_syminfo %d\n",
i);
symdata.failed = 1;
}
if (!symdata.failed)
{
if (symdata.name == NULL)
{
fprintf (stderr, "test5: NULL syminfo name\n");
symdata.failed = 1;
}
else if (!(strncmp (symdata.name, "global", 6) == 0
&& (symdata.name[6] == '\0'|| symdata.name[6] == '.')))
{
fprintf (stderr,
"test5: unexpected syminfo name got %s expected %s\n",
symdata.name, "global");
symdata.failed = 1;
}
else if (symdata.val != (uintptr_t) &global)
{
fprintf (stderr,
"test5: unexpected syminfo value got %lx expected %lx\n",
(unsigned long) symdata.val,
(unsigned long) (uintptr_t) &global);
symdata.failed = 1;
}
else if (symdata.size != sizeof (global))
{
fprintf (stderr,
"test5: unexpected syminfo size got %lx expected %lx\n",
(unsigned long) symdata.size,
(unsigned long) sizeof (global));
symdata.failed = 1;
}
}
printf ("%s: backtrace_syminfo variable\n",
symdata.failed ? "FAIL" : "PASS");
if (symdata.failed)
++failures;
return failures;
}
int
main (int argc ATTRIBUTE_UNUSED, char **argv)
{
state = backtrace_create_state (argv[0], BACKTRACE_SUPPORTS_THREADS,
error_callback_create, NULL);
#if BACKTRACE_SUPPORTED
test1 ();
test3 ();
#if BACKTRACE_SUPPORTS_DATA
test5 ();
#endif
#endif
exit (failures ? EXIT_FAILURE : EXIT_SUCCESS);
}

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deps/libbacktrace/nounwind.c vendored Normal file
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/* backtrace.c -- Entry point for stack backtrace library.
Copyright (C) 2012-2021 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
#include "config.h"
#include <sys/types.h>
#include "backtrace.h"
#include "internal.h"
/* This source file is compiled if the unwind library is not
available. */
int
backtrace_full (struct backtrace_state *state ATTRIBUTE_UNUSED,
int skip ATTRIBUTE_UNUSED,
backtrace_full_callback callback ATTRIBUTE_UNUSED,
backtrace_error_callback error_callback, void *data)
{
error_callback (data,
"no stack trace because unwind library not available",
0);
return 0;
}
int
backtrace_simple (struct backtrace_state *state ATTRIBUTE_UNUSED,
int skip ATTRIBUTE_UNUSED,
backtrace_simple_callback callback ATTRIBUTE_UNUSED,
backtrace_error_callback error_callback, void *data)
{
error_callback (data,
"no stack trace because unwind library not available",
0);
return 0;
}

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deps/libbacktrace/pecoff.c vendored Normal file
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/* pecoff.c -- Get debug data from a PE/COFFF file for backtraces.
Copyright (C) 2015-2021 Free Software Foundation, Inc.
Adapted from elf.c by Tristan Gingold, AdaCore.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
#include "config.h"
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include "backtrace.h"
#include "internal.h"
/* Coff file header. */
typedef struct {
uint16_t machine;
uint16_t number_of_sections;
uint32_t time_date_stamp;
uint32_t pointer_to_symbol_table;
uint32_t number_of_symbols;
uint16_t size_of_optional_header;
uint16_t characteristics;
} b_coff_file_header;
/* Coff optional header. */
typedef struct {
uint16_t magic;
uint8_t major_linker_version;
uint8_t minor_linker_version;
uint32_t size_of_code;
uint32_t size_of_initialized_data;
uint32_t size_of_uninitialized_data;
uint32_t address_of_entry_point;
uint32_t base_of_code;
union {
struct {
uint32_t base_of_data;
uint32_t image_base;
} pe;
struct {
uint64_t image_base;
} pep;
} u;
} b_coff_optional_header;
/* Values of magic in optional header. */
#define PE_MAGIC 0x10b /* PE32 executable. */
#define PEP_MAGIC 0x20b /* PE32+ executable (for 64bit targets). */
/* Coff section header. */
typedef struct {
char name[8];
uint32_t virtual_size;
uint32_t virtual_address;
uint32_t size_of_raw_data;
uint32_t pointer_to_raw_data;
uint32_t pointer_to_relocations;
uint32_t pointer_to_line_numbers;
uint16_t number_of_relocations;
uint16_t number_of_line_numbers;
uint32_t characteristics;
} b_coff_section_header;
/* Coff symbol name. */
typedef union {
char short_name[8];
struct {
unsigned char zeroes[4];
unsigned char off[4];
} long_name;
} b_coff_name;
/* Coff symbol (external representation which is unaligned). */
typedef struct {
b_coff_name name;
unsigned char value[4];
unsigned char section_number[2];
unsigned char type[2];
unsigned char storage_class;
unsigned char number_of_aux_symbols;
} b_coff_external_symbol;
/* Symbol types. */
#define N_TBSHFT 4 /* Shift for the derived type. */
#define IMAGE_SYM_DTYPE_FUNCTION 2 /* Function derived type. */
/* Size of a coff symbol. */
#define SYM_SZ 18
/* Coff symbol, internal representation (aligned). */
typedef struct {
const char *name;
uint32_t value;
int16_t sec;
uint16_t type;
uint16_t sc;
} b_coff_internal_symbol;
/* Names of sections, indexed by enum dwarf_section in internal.h. */
static const char * const debug_section_names[DEBUG_MAX] =
{
".debug_info",
".debug_line",
".debug_abbrev",
".debug_ranges",
".debug_str",
".debug_addr",
".debug_str_offsets",
".debug_line_str",
".debug_rnglists"
};
/* Information we gather for the sections we care about. */
struct debug_section_info
{
/* Section file offset. */
off_t offset;
/* Section size. */
size_t size;
};
/* Information we keep for an coff symbol. */
struct coff_symbol
{
/* The name of the symbol. */
const char *name;
/* The address of the symbol. */
uintptr_t address;
};
/* Information to pass to coff_syminfo. */
struct coff_syminfo_data
{
/* Symbols for the next module. */
struct coff_syminfo_data *next;
/* The COFF symbols, sorted by address. */
struct coff_symbol *symbols;
/* The number of symbols. */
size_t count;
};
/* A dummy callback function used when we can't find any debug info. */
static int
coff_nodebug (struct backtrace_state *state ATTRIBUTE_UNUSED,
uintptr_t pc ATTRIBUTE_UNUSED,
backtrace_full_callback callback ATTRIBUTE_UNUSED,
backtrace_error_callback error_callback, void *data)
{
error_callback (data, "no debug info in PE/COFF executable", -1);
return 0;
}
/* A dummy callback function used when we can't find a symbol
table. */
static void
coff_nosyms (struct backtrace_state *state ATTRIBUTE_UNUSED,
uintptr_t addr ATTRIBUTE_UNUSED,
backtrace_syminfo_callback callback ATTRIBUTE_UNUSED,
backtrace_error_callback error_callback, void *data)
{
error_callback (data, "no symbol table in PE/COFF executable", -1);
}
/* Read a potentially unaligned 4 byte word at P, using native endianness. */
static uint32_t
coff_read4 (const unsigned char *p)
{
uint32_t res;
memcpy (&res, p, 4);
return res;
}
/* Read a potentially unaligned 2 byte word at P, using native endianness.
All 2 byte word in symbols are always aligned, but for coherency all
fields are declared as char arrays. */
static uint16_t
coff_read2 (const unsigned char *p)
{
uint16_t res;
memcpy (&res, p, sizeof (res));
return res;
}
/* Return the length (without the trailing 0) of a COFF short name. */
static size_t
coff_short_name_len (const char *name)
{
int i;
for (i = 0; i < 8; i++)
if (name[i] == 0)
return i;
return 8;
}
/* Return true iff COFF short name CNAME is the same as NAME (a NUL-terminated
string). */
static int
coff_short_name_eq (const char *name, const char *cname)
{
int i;
for (i = 0; i < 8; i++)
{
if (name[i] != cname[i])
return 0;
if (name[i] == 0)
return 1;
}
return name[8] == 0;
}
/* Return true iff NAME is the same as string at offset OFF. */
static int
coff_long_name_eq (const char *name, unsigned int off,
struct backtrace_view *str_view)
{
if (off >= str_view->len)
return 0;
return strcmp (name, (const char *)str_view->data + off) == 0;
}
/* Compare struct coff_symbol for qsort. */
static int
coff_symbol_compare (const void *v1, const void *v2)
{
const struct coff_symbol *e1 = (const struct coff_symbol *) v1;
const struct coff_symbol *e2 = (const struct coff_symbol *) v2;
if (e1->address < e2->address)
return -1;
else if (e1->address > e2->address)
return 1;
else
return 0;
}
/* Convert SYM to internal (and aligned) format ISYM, using string table
from STRTAB and STRTAB_SIZE, and number of sections SECTS_NUM.
Return -1 in case of error (invalid section number or string index). */
static int
coff_expand_symbol (b_coff_internal_symbol *isym,
const b_coff_external_symbol *sym,
uint16_t sects_num,
const unsigned char *strtab, size_t strtab_size)
{
isym->type = coff_read2 (sym->type);
isym->sec = coff_read2 (sym->section_number);
isym->sc = sym->storage_class;
if (isym->sec > 0 && (uint16_t) isym->sec > sects_num)
return -1;
if (sym->name.short_name[0] != 0)
isym->name = sym->name.short_name;
else
{
uint32_t off = coff_read4 (sym->name.long_name.off);
if (off >= strtab_size)
return -1;
isym->name = (const char *) strtab + off;
}
return 0;
}
/* Return true iff SYM is a defined symbol for a function. Data symbols
aren't considered because they aren't easily identified (same type as
section names, presence of symbols defined by the linker script). */
static int
coff_is_function_symbol (const b_coff_internal_symbol *isym)
{
return (isym->type >> N_TBSHFT) == IMAGE_SYM_DTYPE_FUNCTION
&& isym->sec > 0;
}
/* Initialize the symbol table info for coff_syminfo. */
static int
coff_initialize_syminfo (struct backtrace_state *state,
uintptr_t base_address, int is_64,
const b_coff_section_header *sects, size_t sects_num,
const b_coff_external_symbol *syms, size_t syms_size,
const unsigned char *strtab, size_t strtab_size,
backtrace_error_callback error_callback,
void *data, struct coff_syminfo_data *sdata)
{
size_t syms_count;
char *coff_symstr;
size_t coff_symstr_len;
size_t coff_symbol_count;
size_t coff_symbol_size;
struct coff_symbol *coff_symbols;
struct coff_symbol *coff_sym;
char *coff_str;
size_t i;
syms_count = syms_size / SYM_SZ;
/* We only care about function symbols. Count them. Also count size of
strings for in-symbol names. */
coff_symbol_count = 0;
coff_symstr_len = 0;
for (i = 0; i < syms_count; ++i)
{
const b_coff_external_symbol *asym = &syms[i];
b_coff_internal_symbol isym;
if (coff_expand_symbol (&isym, asym, sects_num, strtab, strtab_size) < 0)
{
error_callback (data, "invalid section or offset in coff symbol", 0);
return 0;
}
if (coff_is_function_symbol (&isym))
{
++coff_symbol_count;
if (asym->name.short_name[0] != 0)
coff_symstr_len += coff_short_name_len (asym->name.short_name) + 1;
}
i += asym->number_of_aux_symbols;
}
coff_symbol_size = (coff_symbol_count + 1) * sizeof (struct coff_symbol);
coff_symbols = ((struct coff_symbol *)
backtrace_alloc (state, coff_symbol_size, error_callback,
data));
if (coff_symbols == NULL)
return 0;
/* Allocate memory for symbols strings. */
if (coff_symstr_len > 0)
{
coff_symstr = ((char *)
backtrace_alloc (state, coff_symstr_len, error_callback,
data));
if (coff_symstr == NULL)
{
backtrace_free (state, coff_symbols, coff_symbol_size,
error_callback, data);
return 0;
}
}
else
coff_symstr = NULL;
/* Copy symbols. */
coff_sym = coff_symbols;
coff_str = coff_symstr;
for (i = 0; i < syms_count; ++i)
{
const b_coff_external_symbol *asym = &syms[i];
b_coff_internal_symbol isym;
if (coff_expand_symbol (&isym, asym, sects_num, strtab, strtab_size))
{
/* Should not fail, as it was already tested in the previous
loop. */
abort ();
}
if (coff_is_function_symbol (&isym))
{
const char *name;
int16_t secnum;
if (asym->name.short_name[0] != 0)
{
size_t len = coff_short_name_len (isym.name);
name = coff_str;
memcpy (coff_str, isym.name, len);
coff_str[len] = 0;
coff_str += len + 1;
}
else
name = isym.name;
if (!is_64)
{
/* Strip leading '_'. */
if (name[0] == '_')
name++;
}
/* Symbol value is section relative, so we need to read the address
of its section. */
secnum = coff_read2 (asym->section_number);
coff_sym->name = name;
coff_sym->address = (coff_read4 (asym->value)
+ sects[secnum - 1].virtual_address
+ base_address);
coff_sym++;
}
i += asym->number_of_aux_symbols;
}
/* End of symbols marker. */
coff_sym->name = NULL;
coff_sym->address = -1;
backtrace_qsort (coff_symbols, coff_symbol_count,
sizeof (struct coff_symbol), coff_symbol_compare);
sdata->next = NULL;
sdata->symbols = coff_symbols;
sdata->count = coff_symbol_count;
return 1;
}
/* Add EDATA to the list in STATE. */
static void
coff_add_syminfo_data (struct backtrace_state *state,
struct coff_syminfo_data *sdata)
{
if (!state->threaded)
{
struct coff_syminfo_data **pp;
for (pp = (struct coff_syminfo_data **) (void *) &state->syminfo_data;
*pp != NULL;
pp = &(*pp)->next)
;
*pp = sdata;
}
else
{
while (1)
{
struct coff_syminfo_data **pp;
pp = (struct coff_syminfo_data **) (void *) &state->syminfo_data;
while (1)
{
struct coff_syminfo_data *p;
p = backtrace_atomic_load_pointer (pp);
if (p == NULL)
break;
pp = &p->next;
}
if (__sync_bool_compare_and_swap (pp, NULL, sdata))
break;
}
}
}
/* Compare an ADDR against an elf_symbol for bsearch. We allocate one
extra entry in the array so that this can look safely at the next
entry. */
static int
coff_symbol_search (const void *vkey, const void *ventry)
{
const uintptr_t *key = (const uintptr_t *) vkey;
const struct coff_symbol *entry = (const struct coff_symbol *) ventry;
uintptr_t addr;
addr = *key;
if (addr < entry->address)
return -1;
else if (addr >= entry[1].address)
return 1;
else
return 0;
}
/* Return the symbol name and value for an ADDR. */
static void
coff_syminfo (struct backtrace_state *state, uintptr_t addr,
backtrace_syminfo_callback callback,
backtrace_error_callback error_callback ATTRIBUTE_UNUSED,
void *data)
{
struct coff_syminfo_data *sdata;
struct coff_symbol *sym = NULL;
if (!state->threaded)
{
for (sdata = (struct coff_syminfo_data *) state->syminfo_data;
sdata != NULL;
sdata = sdata->next)
{
sym = ((struct coff_symbol *)
bsearch (&addr, sdata->symbols, sdata->count,
sizeof (struct coff_symbol), coff_symbol_search));
if (sym != NULL)
break;
}
}
else
{
struct coff_syminfo_data **pp;
pp = (struct coff_syminfo_data **) (void *) &state->syminfo_data;
while (1)
{
sdata = backtrace_atomic_load_pointer (pp);
if (sdata == NULL)
break;
sym = ((struct coff_symbol *)
bsearch (&addr, sdata->symbols, sdata->count,
sizeof (struct coff_symbol), coff_symbol_search));
if (sym != NULL)
break;
pp = &sdata->next;
}
}
if (sym == NULL)
callback (data, addr, NULL, 0, 0);
else
callback (data, addr, sym->name, sym->address, 0);
}
/* Add the backtrace data for one PE/COFF file. Returns 1 on success,
0 on failure (in both cases descriptor is closed). */
static int
coff_add (struct backtrace_state *state, int descriptor,
backtrace_error_callback error_callback, void *data,
fileline *fileline_fn, int *found_sym, int *found_dwarf)
{
struct backtrace_view fhdr_view;
off_t fhdr_off;
int magic_ok;
b_coff_file_header fhdr;
off_t opt_sects_off;
size_t opt_sects_size;
unsigned int sects_num;
struct backtrace_view sects_view;
int sects_view_valid;
const b_coff_optional_header *opt_hdr;
const b_coff_section_header *sects;
struct backtrace_view str_view;
int str_view_valid;
size_t str_size;
off_t str_off;
struct backtrace_view syms_view;
off_t syms_off;
size_t syms_size;
int syms_view_valid;
unsigned int syms_num;
unsigned int i;
struct debug_section_info sections[DEBUG_MAX];
off_t min_offset;
off_t max_offset;
struct backtrace_view debug_view;
int debug_view_valid;
int is_64;
uintptr_t image_base;
struct dwarf_sections dwarf_sections;
*found_sym = 0;
*found_dwarf = 0;
sects_view_valid = 0;
syms_view_valid = 0;
str_view_valid = 0;
debug_view_valid = 0;
/* Map the MS-DOS stub (if any) and extract file header offset. */
if (!backtrace_get_view (state, descriptor, 0, 0x40, error_callback,
data, &fhdr_view))
goto fail;
{
const unsigned char *vptr = fhdr_view.data;
if (vptr[0] == 'M' && vptr[1] == 'Z')
fhdr_off = coff_read4 (vptr + 0x3c);
else
fhdr_off = 0;
}
backtrace_release_view (state, &fhdr_view, error_callback, data);
/* Map the coff file header. */
if (!backtrace_get_view (state, descriptor, fhdr_off,
sizeof (b_coff_file_header) + 4,
error_callback, data, &fhdr_view))
goto fail;
if (fhdr_off != 0)
{
const char *magic = (const char *) fhdr_view.data;
magic_ok = memcmp (magic, "PE\0", 4) == 0;
fhdr_off += 4;
memcpy (&fhdr, fhdr_view.data + 4, sizeof fhdr);
}
else
{
memcpy (&fhdr, fhdr_view.data, sizeof fhdr);
/* TODO: test fhdr.machine for coff but non-PE platforms. */
magic_ok = 0;
}
backtrace_release_view (state, &fhdr_view, error_callback, data);
if (!magic_ok)
{
error_callback (data, "executable file is not COFF", 0);
goto fail;
}
sects_num = fhdr.number_of_sections;
syms_num = fhdr.number_of_symbols;
opt_sects_off = fhdr_off + sizeof (fhdr);
opt_sects_size = (fhdr.size_of_optional_header
+ sects_num * sizeof (b_coff_section_header));
/* To translate PC to file/line when using DWARF, we need to find
the .debug_info and .debug_line sections. */
/* Read the optional header and the section headers. */
if (!backtrace_get_view (state, descriptor, opt_sects_off, opt_sects_size,
error_callback, data, &sects_view))
goto fail;
sects_view_valid = 1;
opt_hdr = (const b_coff_optional_header *) sects_view.data;
sects = (const b_coff_section_header *)
(sects_view.data + fhdr.size_of_optional_header);
is_64 = 0;
if (fhdr.size_of_optional_header > sizeof (*opt_hdr))
{
if (opt_hdr->magic == PE_MAGIC)
image_base = opt_hdr->u.pe.image_base;
else if (opt_hdr->magic == PEP_MAGIC)
{
image_base = opt_hdr->u.pep.image_base;
is_64 = 1;
}
else
{
error_callback (data, "bad magic in PE optional header", 0);
goto fail;
}
}
else
image_base = 0;
/* Read the symbol table and the string table. */
if (fhdr.pointer_to_symbol_table == 0)
{
/* No symbol table, no string table. */
str_off = 0;
str_size = 0;
syms_num = 0;
syms_size = 0;
}
else
{
/* Symbol table is followed by the string table. The string table
starts with its length (on 4 bytes).
Map the symbol table and the length of the string table. */
syms_off = fhdr.pointer_to_symbol_table;
syms_size = syms_num * SYM_SZ;
if (!backtrace_get_view (state, descriptor, syms_off, syms_size + 4,
error_callback, data, &syms_view))
goto fail;
syms_view_valid = 1;
str_size = coff_read4 (syms_view.data + syms_size);
str_off = syms_off + syms_size;
if (str_size > 4)
{
/* Map string table (including the length word). */
if (!backtrace_get_view (state, descriptor, str_off, str_size,
error_callback, data, &str_view))
goto fail;
str_view_valid = 1;
}
}
memset (sections, 0, sizeof sections);
/* Look for the symbol table. */
for (i = 0; i < sects_num; ++i)
{
const b_coff_section_header *s = sects + i;
unsigned int str_off;
int j;
if (s->name[0] == '/')
{
/* Extended section name. */
str_off = atoi (s->name + 1);
}
else
str_off = 0;
for (j = 0; j < (int) DEBUG_MAX; ++j)
{
const char *dbg_name = debug_section_names[j];
int match;
if (str_off != 0)
match = coff_long_name_eq (dbg_name, str_off, &str_view);
else
match = coff_short_name_eq (dbg_name, s->name);
if (match)
{
sections[j].offset = s->pointer_to_raw_data;
sections[j].size = s->virtual_size <= s->size_of_raw_data ?
s->virtual_size : s->size_of_raw_data;
break;
}
}
}
if (syms_num != 0)
{
struct coff_syminfo_data *sdata;
sdata = ((struct coff_syminfo_data *)
backtrace_alloc (state, sizeof *sdata, error_callback, data));
if (sdata == NULL)
goto fail;
if (!coff_initialize_syminfo (state, image_base, is_64,
sects, sects_num,
syms_view.data, syms_size,
str_view.data, str_size,
error_callback, data, sdata))
{
backtrace_free (state, sdata, sizeof *sdata, error_callback, data);
goto fail;
}
*found_sym = 1;
coff_add_syminfo_data (state, sdata);
}
backtrace_release_view (state, &sects_view, error_callback, data);
sects_view_valid = 0;
if (syms_view_valid)
{
backtrace_release_view (state, &syms_view, error_callback, data);
syms_view_valid = 0;
}
/* Read all the debug sections in a single view, since they are
probably adjacent in the file. We never release this view. */
min_offset = 0;
max_offset = 0;
for (i = 0; i < (int) DEBUG_MAX; ++i)
{
off_t end;
if (sections[i].size == 0)
continue;
if (min_offset == 0 || sections[i].offset < min_offset)
min_offset = sections[i].offset;
end = sections[i].offset + sections[i].size;
if (end > max_offset)
max_offset = end;
}
if (min_offset == 0 || max_offset == 0)
{
if (!backtrace_close (descriptor, error_callback, data))
goto fail;
*fileline_fn = coff_nodebug;
return 1;
}
if (!backtrace_get_view (state, descriptor, min_offset,
max_offset - min_offset,
error_callback, data, &debug_view))
goto fail;
debug_view_valid = 1;
/* We've read all we need from the executable. */
if (!backtrace_close (descriptor, error_callback, data))
goto fail;
descriptor = -1;
for (i = 0; i < (int) DEBUG_MAX; ++i)
{
size_t size = sections[i].size;
dwarf_sections.size[i] = size;
if (size == 0)
dwarf_sections.data[i] = NULL;
else
dwarf_sections.data[i] = ((const unsigned char *) debug_view.data
+ (sections[i].offset - min_offset));
}
if (!backtrace_dwarf_add (state, /* base_address */ 0, &dwarf_sections,
0, /* FIXME: is_bigendian */
NULL, /* altlink */
error_callback, data, fileline_fn,
NULL /* returned fileline_entry */))
goto fail;
*found_dwarf = 1;
return 1;
fail:
if (sects_view_valid)
backtrace_release_view (state, &sects_view, error_callback, data);
if (str_view_valid)
backtrace_release_view (state, &str_view, error_callback, data);
if (syms_view_valid)
backtrace_release_view (state, &syms_view, error_callback, data);
if (debug_view_valid)
backtrace_release_view (state, &debug_view, error_callback, data);
if (descriptor != -1)
backtrace_close (descriptor, error_callback, data);
return 0;
}
/* Initialize the backtrace data we need from an ELF executable. At
the ELF level, all we need to do is find the debug info
sections. */
int
backtrace_initialize (struct backtrace_state *state,
const char *filename ATTRIBUTE_UNUSED, int descriptor,
backtrace_error_callback error_callback,
void *data, fileline *fileline_fn)
{
int ret;
int found_sym;
int found_dwarf;
fileline coff_fileline_fn;
ret = coff_add (state, descriptor, error_callback, data,
&coff_fileline_fn, &found_sym, &found_dwarf);
if (!ret)
return 0;
if (!state->threaded)
{
if (found_sym)
state->syminfo_fn = coff_syminfo;
else if (state->syminfo_fn == NULL)
state->syminfo_fn = coff_nosyms;
}
else
{
if (found_sym)
backtrace_atomic_store_pointer (&state->syminfo_fn, coff_syminfo);
else
(void) __sync_bool_compare_and_swap (&state->syminfo_fn, NULL,
coff_nosyms);
}
if (!state->threaded)
{
if (state->fileline_fn == NULL || state->fileline_fn == coff_nodebug)
*fileline_fn = coff_fileline_fn;
}
else
{
fileline current_fn;
current_fn = backtrace_atomic_load_pointer (&state->fileline_fn);
if (current_fn == NULL || current_fn == coff_nodebug)
*fileline_fn = coff_fileline_fn;
}
return 1;
}

104
deps/libbacktrace/posix.c vendored Normal file
View File

@ -0,0 +1,104 @@
/* posix.c -- POSIX file I/O routines for the backtrace library.
Copyright (C) 2012-2021 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
#include "config.h"
#include <errno.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include "backtrace.h"
#include "internal.h"
#ifndef O_BINARY
#define O_BINARY 0
#endif
#ifndef O_CLOEXEC
#define O_CLOEXEC 0
#endif
#ifndef FD_CLOEXEC
#define FD_CLOEXEC 1
#endif
/* Open a file for reading. */
int
backtrace_open (const char *filename, backtrace_error_callback error_callback,
void *data, int *does_not_exist)
{
int descriptor;
if (does_not_exist != NULL)
*does_not_exist = 0;
descriptor = open (filename, (int) (O_RDONLY | O_BINARY | O_CLOEXEC));
if (descriptor < 0)
{
/* If DOES_NOT_EXIST is not NULL, then don't call ERROR_CALLBACK
if the file does not exist. We treat lacking permission to
open the file as the file not existing; this case arises when
running the libgo syscall package tests as root. */
if (does_not_exist != NULL && (errno == ENOENT || errno == EACCES))
*does_not_exist = 1;
else
error_callback (data, filename, errno);
return -1;
}
#ifdef HAVE_FCNTL
/* Set FD_CLOEXEC just in case the kernel does not support
O_CLOEXEC. It doesn't matter if this fails for some reason.
FIXME: At some point it should be safe to only do this if
O_CLOEXEC == 0. */
fcntl (descriptor, F_SETFD, FD_CLOEXEC);
#endif
return descriptor;
}
/* Close DESCRIPTOR. */
int
backtrace_close (int descriptor, backtrace_error_callback error_callback,
void *data)
{
if (close (descriptor) < 0)
{
error_callback (data, "close", errno);
return 0;
}
return 1;
}

92
deps/libbacktrace/print.c vendored Normal file
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/* print.c -- Print the current backtrace.
Copyright (C) 2012-2021 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
#include "config.h"
#include <stdio.h>
#include <string.h>
#include <sys/types.h>
#include "backtrace.h"
#include "internal.h"
/* Passed to callbacks. */
struct print_data
{
struct backtrace_state *state;
FILE *f;
};
/* Print one level of a backtrace. */
static int
print_callback (void *data, uintptr_t pc, const char *filename, int lineno,
const char *function)
{
struct print_data *pdata = (struct print_data *) data;
fprintf (pdata->f, "0x%lx %s\n\t%s:%d\n",
(unsigned long) pc,
function == NULL ? "???" : function,
filename == NULL ? "???" : filename,
lineno);
return 0;
}
/* Print errors to stderr. */
static void
error_callback (void *data, const char *msg, int errnum)
{
struct print_data *pdata = (struct print_data *) data;
if (pdata->state->filename != NULL)
fprintf (stderr, "%s: ", pdata->state->filename);
fprintf (stderr, "libbacktrace: %s", msg);
if (errnum > 0)
fprintf (stderr, ": %s", strerror (errnum));
fputc ('\n', stderr);
}
/* Print a backtrace. */
void __attribute__((noinline))
backtrace_print (struct backtrace_state *state, int skip, FILE *f)
{
struct print_data data;
data.state = state;
data.f = f;
backtrace_full (state, skip + 1, print_callback, error_callback,
(void *) &data);
}

110
deps/libbacktrace/read.c vendored Normal file
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/* read.c -- File views without mmap.
Copyright (C) 2012-2021 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
#include "config.h"
#include <errno.h>
#include <stdlib.h>
#include <sys/types.h>
#include <unistd.h>
#include "backtrace.h"
#include "internal.h"
/* This file implements file views when mmap is not available. */
/* Create a view of SIZE bytes from DESCRIPTOR at OFFSET. */
int
backtrace_get_view (struct backtrace_state *state, int descriptor,
off_t offset, uint64_t size,
backtrace_error_callback error_callback,
void *data, struct backtrace_view *view)
{
uint64_t got;
ssize_t r;
if ((uint64_t) (size_t) size != size)
{
error_callback (data, "file size too large", 0);
return 0;
}
if (lseek (descriptor, offset, SEEK_SET) < 0)
{
error_callback (data, "lseek", errno);
return 0;
}
view->base = backtrace_alloc (state, size, error_callback, data);
if (view->base == NULL)
return 0;
view->data = view->base;
view->len = size;
got = 0;
while (got < size)
{
r = read (descriptor, view->base, size - got);
if (r < 0)
{
error_callback (data, "read", errno);
free (view->base);
return 0;
}
if (r == 0)
break;
got += (uint64_t) r;
}
if (got < size)
{
error_callback (data, "file too short", 0);
free (view->base);
return 0;
}
return 1;
}
/* Release a view read by backtrace_get_view. */
void
backtrace_release_view (struct backtrace_state *state,
struct backtrace_view *view,
backtrace_error_callback error_callback,
void *data)
{
backtrace_free (state, view->base, view->len, error_callback, data);
view->data = NULL;
view->base = NULL;
}

108
deps/libbacktrace/simple.c vendored Normal file
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/* simple.c -- The backtrace_simple function.
Copyright (C) 2012-2021 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
#include "config.h"
#include "unwind.h"
#include "backtrace.h"
/* The simple_backtrace routine. */
/* Data passed through _Unwind_Backtrace. */
struct backtrace_simple_data
{
/* Number of frames to skip. */
int skip;
/* Library state. */
struct backtrace_state *state;
/* Callback routine. */
backtrace_simple_callback callback;
/* Error callback routine. */
backtrace_error_callback error_callback;
/* Data to pass to callback routine. */
void *data;
/* Value to return from backtrace. */
int ret;
};
/* Unwind library callback routine. This is passed to
_Unwind_Backtrace. */
static _Unwind_Reason_Code
simple_unwind (struct _Unwind_Context *context, void *vdata)
{
struct backtrace_simple_data *bdata = (struct backtrace_simple_data *) vdata;
uintptr_t pc;
int ip_before_insn = 0;
#ifdef HAVE_GETIPINFO
pc = _Unwind_GetIPInfo (context, &ip_before_insn);
#else
pc = _Unwind_GetIP (context);
#endif
if (bdata->skip > 0)
{
--bdata->skip;
return _URC_NO_REASON;
}
if (!ip_before_insn)
--pc;
bdata->ret = bdata->callback (bdata->data, pc);
if (bdata->ret != 0)
return _URC_END_OF_STACK;
return _URC_NO_REASON;
}
/* Get a simple stack backtrace. */
int __attribute__((noinline))
backtrace_simple (struct backtrace_state *state, int skip,
backtrace_simple_callback callback,
backtrace_error_callback error_callback, void *data)
{
struct backtrace_simple_data bdata;
bdata.skip = skip + 1;
bdata.state = state;
bdata.callback = callback;
bdata.error_callback = error_callback;
bdata.data = data;
bdata.ret = 0;
_Unwind_Backtrace (simple_unwind, &bdata);
return bdata.ret;
}

108
deps/libbacktrace/sort.c vendored Normal file
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@ -0,0 +1,108 @@
/* sort.c -- Sort without allocating memory
Copyright (C) 2012-2021 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
#include "config.h"
#include <stddef.h>
#include <sys/types.h>
#include "backtrace.h"
#include "internal.h"
/* The GNU glibc version of qsort allocates memory, which we must not
do if we are invoked by a signal handler. So provide our own
sort. */
static void
swap (char *a, char *b, size_t size)
{
size_t i;
for (i = 0; i < size; i++, a++, b++)
{
char t;
t = *a;
*a = *b;
*b = t;
}
}
void
backtrace_qsort (void *basearg, size_t count, size_t size,
int (*compar) (const void *, const void *))
{
char *base = (char *) basearg;
size_t i;
size_t mid;
tail_recurse:
if (count < 2)
return;
/* The symbol table and DWARF tables, which is all we use this
routine for, tend to be roughly sorted. Pick the middle element
in the array as our pivot point, so that we are more likely to
cut the array in half for each recursion step. */
swap (base, base + (count / 2) * size, size);
mid = 0;
for (i = 1; i < count; i++)
{
if ((*compar) (base, base + i * size) > 0)
{
++mid;
if (i != mid)
swap (base + mid * size, base + i * size, size);
}
}
if (mid > 0)
swap (base, base + mid * size, size);
/* Recurse with the smaller array, loop with the larger one. That
ensures that our maximum stack depth is log count. */
if (2 * mid < count)
{
backtrace_qsort (base, mid, size, compar);
base += (mid + 1) * size;
count -= mid + 1;
goto tail_recurse;
}
else
{
backtrace_qsort (base + (mid + 1) * size, count - (mid + 1),
size, compar);
count = mid;
goto tail_recurse;
}
}

72
deps/libbacktrace/state.c vendored Normal file
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@ -0,0 +1,72 @@
/* state.c -- Create the backtrace state.
Copyright (C) 2012-2021 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
#include "config.h"
#include <string.h>
#include <sys/types.h>
#include "backtrace.h"
#include "backtrace-supported.h"
#include "internal.h"
/* Create the backtrace state. This will then be passed to all the
other routines. */
struct backtrace_state *
backtrace_create_state (const char *filename, int threaded,
backtrace_error_callback error_callback,
void *data)
{
struct backtrace_state init_state;
struct backtrace_state *state;
#ifndef HAVE_SYNC_FUNCTIONS
if (threaded)
{
error_callback (data, "backtrace library does not support threads", 0);
return NULL;
}
#endif
memset (&init_state, 0, sizeof init_state);
init_state.filename = filename;
init_state.threaded = threaded;
state = ((struct backtrace_state *)
backtrace_alloc (&init_state, sizeof *state, error_callback, data));
if (state == NULL)
return NULL;
*state = init_state;
return state;
}

137
deps/libbacktrace/stest.c vendored Normal file
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/* stest.c -- Test for libbacktrace internal sort function
Copyright (C) 2012-2021 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include "backtrace.h"
#include "internal.h"
/* Test the local qsort implementation. */
#define MAX 10
struct test
{
size_t count;
int input[MAX];
int output[MAX];
};
static struct test tests[] =
{
{
10,
{ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 },
{ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 }
},
{
9,
{ 1, 2, 3, 4, 5, 6, 7, 8, 9 },
{ 1, 2, 3, 4, 5, 6, 7, 8, 9 }
},
{
10,
{ 10, 9, 8, 7, 6, 5, 4, 3, 2, 1 },
{ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 },
},
{
9,
{ 9, 8, 7, 6, 5, 4, 3, 2, 1 },
{ 1, 2, 3, 4, 5, 6, 7, 8, 9 },
},
{
10,
{ 2, 4, 6, 8, 10, 1, 3, 5, 7, 9 },
{ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 },
},
{
5,
{ 4, 5, 3, 1, 2 },
{ 1, 2, 3, 4, 5 },
},
{
5,
{ 1, 1, 1, 1, 1 },
{ 1, 1, 1, 1, 1 },
},
{
5,
{ 1, 1, 2, 1, 1 },
{ 1, 1, 1, 1, 2 },
},
{
5,
{ 2, 1, 1, 1, 1 },
{ 1, 1, 1, 1, 2 },
},
};
static int
compare (const void *a, const void *b)
{
const int *ai = (const int *) a;
const int *bi = (const int *) b;
return *ai - *bi;
}
int
main (int argc ATTRIBUTE_UNUSED, char **argv ATTRIBUTE_UNUSED)
{
int failures;
size_t i;
int a[MAX];
failures = 0;
for (i = 0; i < sizeof tests / sizeof tests[0]; i++)
{
memcpy (a, tests[i].input, tests[i].count * sizeof (int));
backtrace_qsort (a, tests[i].count, sizeof (int), compare);
if (memcmp (a, tests[i].output, tests[i].count * sizeof (int)) != 0)
{
size_t j;
fprintf (stderr, "test %d failed:", (int) i);
for (j = 0; j < tests[i].count; j++)
fprintf (stderr, " %d", a[j]);
fprintf (stderr, "\n");
++failures;
}
}
exit (failures > 0 ? EXIT_FAILURE : EXIT_SUCCESS);
}

148
deps/libbacktrace/test-driver vendored Executable file
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@ -0,0 +1,148 @@
#! /bin/sh
# test-driver - basic testsuite driver script.
scriptversion=2016-01-11.22; # UTC
# Copyright (C) 2011-2017 Free Software Foundation, Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# As a special exception to the GNU General Public License, if you
# distribute this file as part of a program that contains a
# configuration script generated by Autoconf, you may include it under
# the same distribution terms that you use for the rest of that program.
# This file is maintained in Automake, please report
# bugs to <bug-automake@gnu.org> or send patches to
# <automake-patches@gnu.org>.
# Make unconditional expansion of undefined variables an error. This
# helps a lot in preventing typo-related bugs.
set -u
usage_error ()
{
echo "$0: $*" >&2
print_usage >&2
exit 2
}
print_usage ()
{
cat <<END
Usage:
test-driver --test-name=NAME --log-file=PATH --trs-file=PATH
[--expect-failure={yes|no}] [--color-tests={yes|no}]
[--enable-hard-errors={yes|no}] [--]
TEST-SCRIPT [TEST-SCRIPT-ARGUMENTS]
The '--test-name', '--log-file' and '--trs-file' options are mandatory.
END
}
test_name= # Used for reporting.
log_file= # Where to save the output of the test script.
trs_file= # Where to save the metadata of the test run.
expect_failure=no
color_tests=no
enable_hard_errors=yes
while test $# -gt 0; do
case $1 in
--help) print_usage; exit $?;;
--version) echo "test-driver $scriptversion"; exit $?;;
--test-name) test_name=$2; shift;;
--log-file) log_file=$2; shift;;
--trs-file) trs_file=$2; shift;;
--color-tests) color_tests=$2; shift;;
--expect-failure) expect_failure=$2; shift;;
--enable-hard-errors) enable_hard_errors=$2; shift;;
--) shift; break;;
-*) usage_error "invalid option: '$1'";;
*) break;;
esac
shift
done
missing_opts=
test x"$test_name" = x && missing_opts="$missing_opts --test-name"
test x"$log_file" = x && missing_opts="$missing_opts --log-file"
test x"$trs_file" = x && missing_opts="$missing_opts --trs-file"
if test x"$missing_opts" != x; then
usage_error "the following mandatory options are missing:$missing_opts"
fi
if test $# -eq 0; then
usage_error "missing argument"
fi
if test $color_tests = yes; then
# Keep this in sync with 'lib/am/check.am:$(am__tty_colors)'.
red='' # Red.
grn='' # Green.
lgn='' # Light green.
blu='' # Blue.
mgn='' # Magenta.
std='' # No color.
else
red= grn= lgn= blu= mgn= std=
fi
do_exit='rm -f $log_file $trs_file; (exit $st); exit $st'
trap "st=129; $do_exit" 1
trap "st=130; $do_exit" 2
trap "st=141; $do_exit" 13
trap "st=143; $do_exit" 15
# Test script is run here.
"$@" >$log_file 2>&1
estatus=$?
if test $enable_hard_errors = no && test $estatus -eq 99; then
tweaked_estatus=1
else
tweaked_estatus=$estatus
fi
case $tweaked_estatus:$expect_failure in
0:yes) col=$red res=XPASS recheck=yes gcopy=yes;;
0:*) col=$grn res=PASS recheck=no gcopy=no;;
77:*) col=$blu res=SKIP recheck=no gcopy=yes;;
99:*) col=$mgn res=ERROR recheck=yes gcopy=yes;;
*:yes) col=$lgn res=XFAIL recheck=no gcopy=yes;;
*:*) col=$red res=FAIL recheck=yes gcopy=yes;;
esac
# Report the test outcome and exit status in the logs, so that one can
# know whether the test passed or failed simply by looking at the '.log'
# file, without the need of also peaking into the corresponding '.trs'
# file (automake bug#11814).
echo "$res $test_name (exit status: $estatus)" >>$log_file
# Report outcome to console.
echo "${col}${res}${std}: $test_name"
# Register the test result, and other relevant metadata.
echo ":test-result: $res" > $trs_file
echo ":global-test-result: $res" >> $trs_file
echo ":recheck: $recheck" >> $trs_file
echo ":copy-in-global-log: $gcopy" >> $trs_file
# Local Variables:
# mode: shell-script
# sh-indentation: 2
# eval: (add-hook 'write-file-hooks 'time-stamp)
# time-stamp-start: "scriptversion="
# time-stamp-format: "%:y-%02m-%02d.%02H"
# time-stamp-time-zone: "UTC0"
# time-stamp-end: "; # UTC"
# End:

55
deps/libbacktrace/test_format.c vendored Normal file
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/* test_format.c -- Test for libbacktrace library
Copyright (C) 2018-2021 Free Software Foundation, Inc.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
/* This program tests the externally visible interfaces of the
libbacktrace library. */
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "filenames.h"
#include "backtrace.h"
#include "backtrace-supported.h"
#include "testlib.h"
int
main (int argc ATTRIBUTE_UNUSED, char **argv)
{
state = backtrace_create_state (argv[0], BACKTRACE_SUPPORTS_THREADS,
error_callback_create, NULL);
exit (failures ? EXIT_FAILURE : EXIT_SUCCESS);
}

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/* testlib.c -- test functions for libbacktrace library
Copyright (C) 2012-2021 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "filenames.h"
#include "backtrace.h"
#include "testlib.h"
/* The backtrace state. */
void *state;
/* The number of failures. */
int failures;
/* Return the base name in a path. */
const char *
base (const char *p)
{
const char *last;
const char *s;
last = NULL;
for (s = p; *s != '\0'; ++s)
{
if (IS_DIR_SEPARATOR (*s))
last = s + 1;
}
return last != NULL ? last : p;
}
/* Check an entry in a struct info array. */
void
check (const char *name, int index, const struct info *all, int want_lineno,
const char *want_function, const char *want_file, int *failed)
{
if (*failed)
return;
if (all[index].filename == NULL || all[index].function == NULL)
{
fprintf (stderr, "%s: [%d]: missing file name or function name\n",
name, index);
*failed = 1;
return;
}
if (strcmp (base (all[index].filename), want_file) != 0)
{
fprintf (stderr, "%s: [%d]: got %s expected %s\n", name, index,
all[index].filename, want_file);
*failed = 1;
}
if (all[index].lineno != want_lineno)
{
fprintf (stderr, "%s: [%d]: got %d expected %d\n", name, index,
all[index].lineno, want_lineno);
*failed = 1;
}
if (strcmp (all[index].function, want_function) != 0)
{
fprintf (stderr, "%s: [%d]: got %s expected %s\n", name, index,
all[index].function, want_function);
*failed = 1;
}
}
/* The backtrace callback function. */
int
callback_one (void *vdata, uintptr_t pc ATTRIBUTE_UNUSED,
const char *filename, int lineno, const char *function)
{
struct bdata *data = (struct bdata *) vdata;
struct info *p;
if (data->index >= data->max)
{
fprintf (stderr, "callback_one: callback called too many times\n");
data->failed = 1;
return 1;
}
p = &data->all[data->index];
if (filename == NULL)
p->filename = NULL;
else
{
p->filename = strdup (filename);
assert (p->filename != NULL);
}
p->lineno = lineno;
if (function == NULL)
p->function = NULL;
else
{
p->function = strdup (function);
assert (p->function != NULL);
}
++data->index;
return 0;
}
/* An error callback passed to backtrace. */
void
error_callback_one (void *vdata, const char *msg, int errnum)
{
struct bdata *data = (struct bdata *) vdata;
fprintf (stderr, "%s", msg);
if (errnum > 0)
fprintf (stderr, ": %s", strerror (errnum));
fprintf (stderr, "\n");
data->failed = 1;
}
/* The backtrace_simple callback function. */
int
callback_two (void *vdata, uintptr_t pc)
{
struct sdata *data = (struct sdata *) vdata;
if (data->index >= data->max)
{
fprintf (stderr, "callback_two: callback called too many times\n");
data->failed = 1;
return 1;
}
data->addrs[data->index] = pc;
++data->index;
return 0;
}
/* An error callback passed to backtrace_simple. */
void
error_callback_two (void *vdata, const char *msg, int errnum)
{
struct sdata *data = (struct sdata *) vdata;
fprintf (stderr, "%s", msg);
if (errnum > 0)
fprintf (stderr, ": %s", strerror (errnum));
fprintf (stderr, "\n");
data->failed = 1;
}
/* The backtrace_syminfo callback function. */
void
callback_three (void *vdata, uintptr_t pc ATTRIBUTE_UNUSED,
const char *symname, uintptr_t symval,
uintptr_t symsize)
{
struct symdata *data = (struct symdata *) vdata;
if (symname == NULL)
data->name = NULL;
else
{
data->name = strdup (symname);
assert (data->name != NULL);
}
data->val = symval;
data->size = symsize;
}
/* The backtrace_syminfo error callback function. */
void
error_callback_three (void *vdata, const char *msg, int errnum)
{
struct symdata *data = (struct symdata *) vdata;
fprintf (stderr, "%s", msg);
if (errnum > 0)
fprintf (stderr, ": %s", strerror (errnum));
fprintf (stderr, "\n");
data->failed = 1;
}
/* The backtrace_create_state error callback function. */
void
error_callback_create (void *data ATTRIBUTE_UNUSED, const char *msg,
int errnum)
{
fprintf (stderr, "%s", msg);
if (errnum > 0)
fprintf (stderr, ": %s", strerror (errnum));
fprintf (stderr, "\n");
exit (EXIT_FAILURE);
}

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/* testlib.h -- Header for test functions for libbacktrace library
Copyright (C) 2012-2021 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
#ifndef LIBBACKTRACE_TESTLIB_H
#define LIBBACKTRACE_TESTLIB_H
/* Portable attribute syntax. Actually some of these tests probably
won't work if the attributes are not recognized. */
#ifndef GCC_VERSION
# define GCC_VERSION (__GNUC__ * 1000 + __GNUC_MINOR__)
#endif
#if (GCC_VERSION < 2007)
# define __attribute__(x)
#endif
#ifndef ATTRIBUTE_UNUSED
# define ATTRIBUTE_UNUSED __attribute__ ((__unused__))
#endif
/* Used to collect backtrace info. */
struct info
{
char *filename;
int lineno;
char *function;
};
/* Passed to backtrace callback function. */
struct bdata
{
struct info *all;
size_t index;
size_t max;
int failed;
};
/* Passed to backtrace_simple callback function. */
struct sdata
{
uintptr_t *addrs;
size_t index;
size_t max;
int failed;
};
/* Passed to backtrace_syminfo callback function. */
struct symdata
{
const char *name;
uintptr_t val, size;
int failed;
};
/* The backtrace state. */
extern void *state;
/* The number of failures. */
extern int failures;
extern const char *base (const char *p);
extern void check (const char *name, int index, const struct info *all,
int want_lineno, const char *want_function,
const char *want_file, int *failed);
extern int callback_one (void *, uintptr_t, const char *, int, const char *);
extern void error_callback_one (void *, const char *, int);
extern int callback_two (void *, uintptr_t);
extern void error_callback_two (void *, const char *, int);
extern void callback_three (void *, uintptr_t, const char *, uintptr_t,
uintptr_t);
extern void error_callback_three (void *, const char *, int);
extern void error_callback_create (void *, const char *, int);
#endif /* !defined(LIBBACKTRACE_TESTLIB_H) */

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/* ttest.c -- Test for libbacktrace library
Copyright (C) 2017-2021 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
/* Test using the libbacktrace library from multiple threads. */
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <pthread.h>
#include "filenames.h"
#include "backtrace.h"
#include "backtrace-supported.h"
#include "testlib.h"
static int f2 (int) __attribute__ ((noinline));
static int f3 (int, int) __attribute__ ((noinline));
/* Test that a simple backtrace works. This is called via
pthread_create. It returns the number of failures, as void *. */
static void *
test1_thread (void *arg ATTRIBUTE_UNUSED)
{
/* Returning a value here and elsewhere avoids a tailcall which
would mess up the backtrace. */
return (void *) (uintptr_t) (f2 (__LINE__) - 2);
}
static int
f2 (int f1line)
{
return f3 (f1line, __LINE__) + 2;
}
static int
f3 (int f1line, int f2line)
{
struct info all[20];
struct bdata data;
int f3line;
int i;
data.all = &all[0];
data.index = 0;
data.max = 20;
data.failed = 0;
f3line = __LINE__ + 1;
i = backtrace_full (state, 0, callback_one, error_callback_one, &data);
if (i != 0)
{
fprintf (stderr, "test1: unexpected return value %d\n", i);
data.failed = 1;
}
if (data.index < 3)
{
fprintf (stderr,
"test1: not enough frames; got %zu, expected at least 3\n",
data.index);
data.failed = 1;
}
check ("test1", 0, all, f3line, "f3", "ttest.c", &data.failed);
check ("test1", 1, all, f2line, "f2", "ttest.c", &data.failed);
check ("test1", 2, all, f1line, "test1_thread", "ttest.c", &data.failed);
return data.failed;
}
/* Run the test with 10 threads simultaneously. */
#define THREAD_COUNT 10
static void test1 (void) __attribute__ ((unused));
static void
test1 (void)
{
pthread_t atid[THREAD_COUNT];
int i;
int errnum;
int this_fail;
void *ret;
for (i = 0; i < THREAD_COUNT; i++)
{
errnum = pthread_create (&atid[i], NULL, test1_thread, NULL);
if (errnum != 0)
{
fprintf (stderr, "pthread_create %d: %s\n", i, strerror (errnum));
exit (EXIT_FAILURE);
}
}
this_fail = 0;
for (i = 0; i < THREAD_COUNT; i++)
{
errnum = pthread_join (atid[i], &ret);
if (errnum != 0)
{
fprintf (stderr, "pthread_join %d: %s\n", i, strerror (errnum));
exit (EXIT_FAILURE);
}
this_fail += (int) (uintptr_t) ret;
}
printf ("%s: threaded backtrace_full noinline\n", this_fail > 0 ? "FAIL" : "PASS");
failures += this_fail;
}
int
main (int argc ATTRIBUTE_UNUSED, char **argv)
{
state = backtrace_create_state (argv[0], BACKTRACE_SUPPORTS_THREADS,
error_callback_create, NULL);
#if BACKTRACE_SUPPORTED
#if BACKTRACE_SUPPORTS_THREADS
test1 ();
#endif
#endif
exit (failures ? EXIT_FAILURE : EXIT_SUCCESS);
}

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/* unittest.c -- Test for libbacktrace library
Copyright (C) 2018-2021 Free Software Foundation, Inc.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "filenames.h"
#include "backtrace.h"
#include "backtrace-supported.h"
#include "testlib.h"
#include "internal.h"
static unsigned count;
static void
error_callback (void *vdata ATTRIBUTE_UNUSED, const char *msg ATTRIBUTE_UNUSED,
int errnum ATTRIBUTE_UNUSED)
{
++count;
}
static int
test1 (void)
{
int res;
int failed;
struct backtrace_vector vec;
memset (&vec, 0, sizeof vec);
backtrace_vector_grow (state, 100, error_callback, NULL, &vec);
vec.alc += vec.size;
vec.size = 0;
count = 0;
res = backtrace_vector_release (state, &vec, error_callback, NULL);
failed = res != 1 || count != 0 || vec.base != NULL;
printf ("%s: unittest backtrace_vector_release size == 0\n",
failed ? "FAIL": "PASS");
if (failed)
++failures;
return failures;
}
int
main (int argc ATTRIBUTE_UNUSED, char **argv)
{
state = backtrace_create_state (argv[0], BACKTRACE_SUPPORTS_THREADS,
error_callback_create, NULL);
test1 ();
exit (failures ? EXIT_FAILURE : EXIT_SUCCESS);
}

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/* unknown.c -- used when backtrace configury does not know file format.
Copyright (C) 2012-2021 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
#include "config.h"
#include <sys/types.h>
#include "backtrace.h"
#include "internal.h"
/* A trivial routine that always fails to find fileline data. */
static int
unknown_fileline (struct backtrace_state *state ATTRIBUTE_UNUSED,
uintptr_t pc, backtrace_full_callback callback,
backtrace_error_callback error_callback ATTRIBUTE_UNUSED,
void *data)
{
return callback (data, pc, NULL, 0, NULL);
}
/* Initialize the backtrace data when we don't know how to read the
debug info. */
int
backtrace_initialize (struct backtrace_state *state ATTRIBUTE_UNUSED,
const char *filename ATTRIBUTE_UNUSED,
int descriptor ATTRIBUTE_UNUSED,
backtrace_error_callback error_callback ATTRIBUTE_UNUSED,
void *data ATTRIBUTE_UNUSED, fileline *fileline_fn)
{
state->fileline_data = NULL;
*fileline_fn = unknown_fileline;
return 1;
}

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/* xztest.c -- Test for libbacktrace LZMA decoder.
Copyright (C) 2020-2021 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
#include "config.h"
#include <errno.h>
#include <limits.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <sys/types.h>
#include <sys/stat.h>
#ifdef HAVE_LIBLZMA
#include <lzma.h>
#endif
#include "backtrace.h"
#include "backtrace-supported.h"
#include "internal.h"
#include "testlib.h"
#ifndef HAVE_CLOCK_GETTIME
typedef int xclockid_t;
static int
xclock_gettime (xclockid_t id ATTRIBUTE_UNUSED,
struct timespec *ts ATTRIBUTE_UNUSED)
{
errno = EINVAL;
return -1;
}
#define clockid_t xclockid_t
#define clock_gettime xclock_gettime
#undef CLOCK_REALTIME
#define CLOCK_REALTIME 0
#endif /* !defined(HAVE_CLOCK_GETTIME) */
#ifdef CLOCK_PROCESS_CPUTIME_ID
#define LIBLZMA_CLOCK_GETTIME_ARG CLOCK_PROCESS_CPUTIME_ID
#else
#define LIBLZMA_CLOCK_GETTIME_ARG CLOCK_REALTIME
#endif
/* Some tests for the local lzma inflation code. */
struct lzma_test
{
const char *name;
const char *uncompressed;
size_t uncompressed_len;
const char *compressed;
size_t compressed_len;
};
/* Error callback. */
static void
error_callback_compress (void *vdata ATTRIBUTE_UNUSED, const char *msg,
int errnum)
{
fprintf (stderr, "%s", msg);
if (errnum > 0)
fprintf (stderr, ": %s", strerror (errnum));
fprintf (stderr, "\n");
exit (EXIT_FAILURE);
}
static const struct lzma_test tests[] =
{
{
"empty",
"",
0,
("\xfd\x37\x7a\x58\x5a\x00\x00\x04\xe6\xd6\xb4\x46\x00\x00\x00\x00"
"\x1c\xdf\x44\x21\x1f\xb6\xf3\x7d\x01\x00\x00\x00\x00\x04\x59\x5a"),
32,
},
{
"hello",
"hello, world\n",
0,
("\xfd\x37\x7a\x58\x5a\x00\x00\x04\xe6\xd6\xb4\x46\x02\x00\x21\x01"
"\x16\x00\x00\x00\x74\x2f\xe5\xa3\x01\x00\x0c\x68\x65\x6c\x6c\x6f"
"\x2c\x20\x77\x6f\x72\x6c\x64\x0a\x00\x00\x00\x00\x7b\x46\x5a\x81"
"\xc9\x12\xb8\xea\x00\x01\x25\x0d\x71\x19\xc4\xb6\x1f\xb6\xf3\x7d"
"\x01\x00\x00\x00\x00\x04\x59\x5a"),
72,
},
{
"goodbye",
"goodbye, world",
0,
("\xfd\x37\x7a\x58\x5a\x00\x00\x04\xe6\xd6\xb4\x46\x02\x00\x21\x01"
"\x16\x00\x00\x00\x74\x2f\xe5\xa3\x01\x00\x0d\x67\x6f\x6f\x64\x62"
"\x79\x65\x2c\x20\x77\x6f\x72\x6c\x64\x00\x00\x00\xf6\xf8\xa3\x33"
"\x8c\x4e\xc9\x68\x00\x01\x26\x0e\x08\x1b\xe0\x04\x1f\xb6\xf3\x7d"
"\x01\x00\x00\x00\x00\x04\x59\x5a"),
72,
},
};
/* Test the hand coded samples. */
static void
test_samples (struct backtrace_state *state)
{
size_t i;
for (i = 0; i < sizeof tests / sizeof tests[0]; ++i)
{
unsigned char *uncompressed;
size_t uncompressed_len;
uncompressed = NULL;
uncompressed_len = 0;
if (!backtrace_uncompress_lzma (state,
((const unsigned char *)
tests[i].compressed),
tests[i].compressed_len,
error_callback_compress, NULL,
&uncompressed, &uncompressed_len))
{
fprintf (stderr, "test %s: uncompress failed\n", tests[i].name);
++failures;
}
else
{
size_t v;
v = tests[i].uncompressed_len;
if (v == 0)
v = strlen (tests[i].uncompressed);
if (uncompressed_len != v)
{
fprintf (stderr,
"test %s: got uncompressed length %zu, want %zu\n",
tests[i].name, uncompressed_len, v);
++failures;
}
else if (memcmp (tests[i].uncompressed, uncompressed, v) != 0)
{
size_t j;
fprintf (stderr, "test %s: uncompressed data mismatch\n",
tests[i].name);
for (j = 0; j < v; ++j)
if (tests[i].uncompressed[j] != uncompressed[j])
fprintf (stderr, " %zu: got %#x want %#x\n", j,
uncompressed[j], tests[i].uncompressed[j]);
++failures;
}
else
printf ("PASS: lzma %s\n", tests[i].name);
backtrace_free (state, uncompressed, uncompressed_len,
error_callback_compress, NULL);
}
}
}
#if HAVE_LIBLZMA
/* Given a set of TRIALS timings, discard the lowest and highest
values and return the mean average of the rest. */
static size_t
average_time (const size_t *times, size_t trials)
{
size_t imax;
size_t max;
size_t imin;
size_t min;
size_t i;
size_t sum;
imin = 0;
imax = 0;
min = times[0];
max = times[0];
for (i = 1; i < trials; ++i)
{
if (times[i] < min)
{
imin = i;
min = times[i];
}
if (times[i] > max)
{
imax = i;
max = times[i];
}
}
sum = 0;
for (i = 0; i < trials; ++i)
{
if (i != imax && i != imin)
sum += times[i];
}
return sum / (trials - 2);
}
#endif
/* Test a larger text, if available. */
static void
test_large (struct backtrace_state *state ATTRIBUTE_UNUSED)
{
#if HAVE_LIBLZMA
unsigned char *orig_buf;
size_t orig_bufsize;
size_t i;
lzma_stream initial_stream = LZMA_STREAM_INIT;
lzma_stream stream;
unsigned char *compressed_buf;
size_t compressed_bufsize;
unsigned char *uncompressed_buf;
size_t uncompressed_bufsize;
unsigned char *spare_buf;
int r;
clockid_t cid;
struct timespec ts1;
struct timespec ts2;
size_t ctime;
size_t ztime;
const size_t trials = 16;
size_t ctimes[16];
size_t ztimes[16];
static const char * const names[] = {
"Isaac.Newton-Opticks.txt",
"../libgo/go/testdata/Isaac.Newton-Opticks.txt",
};
orig_buf = NULL;
orig_bufsize = 0;
uncompressed_buf = NULL;
compressed_buf = NULL;
for (i = 0; i < sizeof names / sizeof names[0]; ++i)
{
size_t len;
char *namebuf;
FILE *e;
struct stat st;
char *rbuf;
size_t got;
len = strlen (SRCDIR) + strlen (names[i]) + 2;
namebuf = malloc (len);
if (namebuf == NULL)
{
perror ("malloc");
goto fail;
}
snprintf (namebuf, len, "%s/%s", SRCDIR, names[i]);
e = fopen (namebuf, "r");
free (namebuf);
if (e == NULL)
continue;
if (fstat (fileno (e), &st) < 0)
{
perror ("fstat");
fclose (e);
continue;
}
rbuf = malloc (st.st_size);
if (rbuf == NULL)
{
perror ("malloc");
goto fail;
}
got = fread (rbuf, 1, st.st_size, e);
fclose (e);
if (got > 0)
{
orig_buf = (unsigned char *) rbuf;
orig_bufsize = got;
break;
}
free (rbuf);
}
if (orig_buf == NULL)
{
/* We couldn't find an input file. */
printf ("UNSUPPORTED: lzma large\n");
return;
}
stream = initial_stream;
r = lzma_easy_encoder (&stream, 6, LZMA_CHECK_CRC32);
if (r != LZMA_OK)
{
fprintf (stderr, "lzma_easy_encoder failed: %d\n", r);
goto fail;
}
compressed_bufsize = orig_bufsize + 100;
compressed_buf = malloc (compressed_bufsize);
if (compressed_buf == NULL)
{
perror ("malloc");
goto fail;
}
stream.next_in = orig_buf;
stream.avail_in = orig_bufsize;
stream.next_out = compressed_buf;
stream.avail_out = compressed_bufsize;
do
{
r = lzma_code (&stream, LZMA_FINISH);
if (r != LZMA_OK && r != LZMA_STREAM_END)
{
fprintf (stderr, "lzma_code failed: %d\n", r);
goto fail;
}
}
while (r != LZMA_STREAM_END);
compressed_bufsize = stream.total_out;
if (!backtrace_uncompress_lzma (state, (unsigned char *) compressed_buf,
compressed_bufsize,
error_callback_compress, NULL,
&uncompressed_buf, &uncompressed_bufsize))
{
fprintf (stderr, "lzma large: backtrace_uncompress_lzma failed\n");
goto fail;
}
if (uncompressed_bufsize != orig_bufsize)
{
fprintf (stderr,
"lzma large: got uncompressed length %zu, want %zu\n",
uncompressed_bufsize, orig_bufsize);
goto fail;
}
if (memcmp (uncompressed_buf, orig_buf, uncompressed_bufsize) != 0)
{
fprintf (stderr, "lzma large: uncompressed data mismatch\n");
goto fail;
}
printf ("PASS: lzma large\n");
spare_buf = malloc (orig_bufsize);
if (spare_buf == NULL)
{
perror ("malloc");
goto fail;
}
for (i = 0; i < trials; ++i)
{
cid = LIBLZMA_CLOCK_GETTIME_ARG;
if (clock_gettime (cid, &ts1) < 0)
{
if (errno == EINVAL)
return;
perror ("clock_gettime");
return;
}
if (!backtrace_uncompress_lzma (state,
(unsigned char *) compressed_buf,
compressed_bufsize,
error_callback_compress, NULL,
&uncompressed_buf,
&uncompressed_bufsize))
{
fprintf (stderr,
("lzma large: "
"benchmark backtrace_uncompress_lzma failed\n"));
return;
}
if (clock_gettime (cid, &ts2) < 0)
{
perror ("clock_gettime");
return;
}
ctime = (ts2.tv_sec - ts1.tv_sec) * 1000000000;
ctime += ts2.tv_nsec - ts1.tv_nsec;
ctimes[i] = ctime;
stream = initial_stream;
r = lzma_auto_decoder (&stream, UINT64_MAX, 0);
if (r != LZMA_OK)
{
fprintf (stderr, "lzma_stream_decoder failed: %d\n", r);
goto fail;
}
stream.next_in = compressed_buf;
stream.avail_in = compressed_bufsize;
stream.next_out = spare_buf;
stream.avail_out = orig_bufsize;
if (clock_gettime (cid, &ts1) < 0)
{
perror("clock_gettime");
return;
}
do
{
r = lzma_code (&stream, LZMA_FINISH);
if (r != LZMA_OK && r != LZMA_STREAM_END)
{
fprintf (stderr, "lzma_code failed: %d\n", r);
goto fail;
}
}
while (r != LZMA_STREAM_END);
if (clock_gettime (cid, &ts2) < 0)
{
perror ("clock_gettime");
return;
}
ztime = (ts2.tv_sec - ts1.tv_sec) * 1000000000;
ztime += ts2.tv_nsec - ts1.tv_nsec;
ztimes[i] = ztime;
}
/* Toss the highest and lowest times and average the rest. */
ctime = average_time (ctimes, trials);
ztime = average_time (ztimes, trials);
printf ("backtrace: %zu ns\n", ctime);
printf ("liblzma : %zu ns\n", ztime);
printf ("ratio : %g\n", (double) ztime / (double) ctime);
return;
fail:
printf ("FAIL: lzma large\n");
++failures;
if (orig_buf != NULL)
free (orig_buf);
if (compressed_buf != NULL)
free (compressed_buf);
if (uncompressed_buf != NULL)
free (uncompressed_buf);
#else /* !HAVE_LIBLZMA */
printf ("UNSUPPORTED: lzma large\n");
#endif /* !HAVE_LIBLZMA */
}
int
main (int argc ATTRIBUTE_UNUSED, char **argv)
{
struct backtrace_state *state;
state = backtrace_create_state (argv[0], BACKTRACE_SUPPORTS_THREADS,
error_callback_create, NULL);
test_samples (state);
test_large (state);
exit (failures != 0 ? EXIT_FAILURE : EXIT_SUCCESS);
}

523
deps/libbacktrace/zstdtest.c vendored Normal file
View File

@ -0,0 +1,523 @@
/* ztest.c -- Test for libbacktrace zstd code.
Copyright (C) 2022 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
#include "config.h"
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <sys/types.h>
#include <sys/stat.h>
#ifdef HAVE_ZSTD
#include <zstd.h>
#endif
#include "backtrace.h"
#include "backtrace-supported.h"
#include "internal.h"
#include "testlib.h"
#ifndef HAVE_CLOCK_GETTIME
typedef int xclockid_t;
static int
xclock_gettime (xclockid_t id ATTRIBUTE_UNUSED,
struct timespec *ts ATTRIBUTE_UNUSED)
{
errno = EINVAL;
return -1;
}
#define clockid_t xclockid_t
#define clock_gettime xclock_gettime
#undef CLOCK_REALTIME
#define CLOCK_REALTIME 0
#endif /* !defined(HAVE_CLOCK_GETTIME) */
#ifdef CLOCK_PROCESS_CPUTIME_ID
#define ZSTD_CLOCK_GETTIME_ARG CLOCK_PROCESS_CPUTIME_ID
#else
#define ZSTD_CLOCK_GETTIME_ARG CLOCK_REALTIME
#endif
/* Some tests for the local zstd inflation code. */
struct zstd_test
{
const char *name;
const char *uncompressed;
size_t uncompressed_len;
const char *compressed;
size_t compressed_len;
};
/* Error callback. */
static void
error_callback_compress (void *vdata ATTRIBUTE_UNUSED, const char *msg,
int errnum)
{
fprintf (stderr, "%s", msg);
if (errnum > 0)
fprintf (stderr, ": %s", strerror (errnum));
fprintf (stderr, "\n");
exit (EXIT_FAILURE);
}
static const struct zstd_test tests[] =
{
{
"empty",
"",
0,
"\x28\xb5\x2f\xfd\x24\x00\x01\x00\x00\x99\xe9\xd8\x51",
13,
},
{
"hello",
"hello, world\n",
0,
("\x28\xb5\x2f\xfd\x24\x0d\x69\x00\x00\x68\x65\x6c\x6c\x6f\x2c\x20"
"\x77\x6f\x72\x6c\x64\x0a\x4c\x1f\xf9\xf1"),
26,
},
{
"goodbye",
"goodbye, world",
0,
("\x28\xb5\x2f\xfd\x24\x0e\x71\x00\x00\x67\x6f\x6f\x64\x62\x79\x65"
"\x2c\x20\x77\x6f\x72\x6c\x64\x61\x7b\x4b\x83"),
27,
},
{
"ranges",
("\xcc\x11\x00\x00\x00\x00\x00\x00\xd5\x13\x00\x00\x00\x00\x00\x00"
"\x1c\x14\x00\x00\x00\x00\x00\x00\x72\x14\x00\x00\x00\x00\x00\x00"
"\x9d\x14\x00\x00\x00\x00\x00\x00\xd5\x14\x00\x00\x00\x00\x00\x00"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
"\xfb\x12\x00\x00\x00\x00\x00\x00\x09\x13\x00\x00\x00\x00\x00\x00"
"\x0c\x13\x00\x00\x00\x00\x00\x00\xcb\x13\x00\x00\x00\x00\x00\x00"
"\x29\x14\x00\x00\x00\x00\x00\x00\x4e\x14\x00\x00\x00\x00\x00\x00"
"\x9d\x14\x00\x00\x00\x00\x00\x00\xd5\x14\x00\x00\x00\x00\x00\x00"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
"\xfb\x12\x00\x00\x00\x00\x00\x00\x09\x13\x00\x00\x00\x00\x00\x00"
"\x67\x13\x00\x00\x00\x00\x00\x00\xcb\x13\x00\x00\x00\x00\x00\x00"
"\x9d\x14\x00\x00\x00\x00\x00\x00\xd5\x14\x00\x00\x00\x00\x00\x00"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
"\x5f\x0b\x00\x00\x00\x00\x00\x00\x6c\x0b\x00\x00\x00\x00\x00\x00"
"\x7d\x0b\x00\x00\x00\x00\x00\x00\x7e\x0c\x00\x00\x00\x00\x00\x00"
"\x38\x0f\x00\x00\x00\x00\x00\x00\x5c\x0f\x00\x00\x00\x00\x00\x00"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
"\x83\x0c\x00\x00\x00\x00\x00\x00\xfa\x0c\x00\x00\x00\x00\x00\x00"
"\xfd\x0d\x00\x00\x00\x00\x00\x00\xef\x0e\x00\x00\x00\x00\x00\x00"
"\x14\x0f\x00\x00\x00\x00\x00\x00\x38\x0f\x00\x00\x00\x00\x00\x00"
"\x9f\x0f\x00\x00\x00\x00\x00\x00\xac\x0f\x00\x00\x00\x00\x00\x00"
"\xdb\x0f\x00\x00\x00\x00\x00\x00\xff\x0f\x00\x00\x00\x00\x00\x00"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
"\xfd\x0d\x00\x00\x00\x00\x00\x00\xd8\x0e\x00\x00\x00\x00\x00\x00"
"\x9f\x0f\x00\x00\x00\x00\x00\x00\xac\x0f\x00\x00\x00\x00\x00\x00"
"\xdb\x0f\x00\x00\x00\x00\x00\x00\xff\x0f\x00\x00\x00\x00\x00\x00"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
"\xfa\x0c\x00\x00\x00\x00\x00\x00\xea\x0d\x00\x00\x00\x00\x00\x00"
"\xef\x0e\x00\x00\x00\x00\x00\x00\x14\x0f\x00\x00\x00\x00\x00\x00"
"\x5c\x0f\x00\x00\x00\x00\x00\x00\x9f\x0f\x00\x00\x00\x00\x00\x00"
"\xac\x0f\x00\x00\x00\x00\x00\x00\xdb\x0f\x00\x00\x00\x00\x00\x00"
"\xff\x0f\x00\x00\x00\x00\x00\x00\x2c\x10\x00\x00\x00\x00\x00\x00"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
"\x60\x11\x00\x00\x00\x00\x00\x00\xd1\x16\x00\x00\x00\x00\x00\x00"
"\x40\x0b\x00\x00\x00\x00\x00\x00\x2c\x10\x00\x00\x00\x00\x00\x00"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
"\x7a\x00\x00\x00\x00\x00\x00\x00\xb6\x00\x00\x00\x00\x00\x00\x00"
"\x9f\x01\x00\x00\x00\x00\x00\x00\xa7\x01\x00\x00\x00\x00\x00\x00"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
"\x7a\x00\x00\x00\x00\x00\x00\x00\xa9\x00\x00\x00\x00\x00\x00\x00"
"\x9f\x01\x00\x00\x00\x00\x00\x00\xa7\x01\x00\x00\x00\x00\x00\x00"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"),
672,
("\x28\xb5\x2f\xfd\x64\xa0\x01\x2d\x05\x00\xc4\x04\xcc\x11\x00\xd5"
"\x13\x00\x1c\x14\x00\x72\x9d\xd5\xfb\x12\x00\x09\x0c\x13\xcb\x13"
"\x29\x4e\x67\x5f\x0b\x6c\x0b\x7d\x0b\x7e\x0c\x38\x0f\x5c\x0f\x83"
"\x0c\xfa\x0c\xfd\x0d\xef\x0e\x14\x38\x9f\x0f\xac\x0f\xdb\x0f\xff"
"\x0f\xd8\x9f\xac\xdb\xff\xea\x5c\x2c\x10\x60\xd1\x16\x40\x0b\x7a"
"\x00\xb6\x00\x9f\x01\xa7\x01\xa9\x36\x20\xa0\x83\x14\x34\x63\x4a"
"\x21\x70\x8c\x07\x46\x03\x4e\x10\x62\x3c\x06\x4e\xc8\x8c\xb0\x32"
"\x2a\x59\xad\xb2\xf1\x02\x82\x7c\x33\xcb\x92\x6f\x32\x4f\x9b\xb0"
"\xa2\x30\xf0\xc0\x06\x1e\x98\x99\x2c\x06\x1e\xd8\xc0\x03\x56\xd8"
"\xc0\x03\x0f\x6c\xe0\x01\xf1\xf0\xee\x9a\xc6\xc8\x97\x99\xd1\x6c"
"\xb4\x21\x45\x3b\x10\xe4\x7b\x99\x4d\x8a\x36\x64\x5c\x77\x08\x02"
"\xcb\xe0\xce"),
179,
}
};
/* Test the hand coded samples. */
static void
test_samples (struct backtrace_state *state)
{
size_t i;
for (i = 0; i < sizeof tests / sizeof tests[0]; ++i)
{
unsigned char *uncompressed;
size_t uncompressed_len;
uncompressed_len = tests[i].uncompressed_len;
if (uncompressed_len == 0)
uncompressed_len = strlen (tests[i].uncompressed);
uncompressed = (unsigned char *) malloc (uncompressed_len);
if (uncompressed == NULL)
{
perror ("malloc");
fprintf (stderr, "test %s: uncompress failed\n", tests[i].name);
++failures;
continue;
}
if (!backtrace_uncompress_zstd (state,
((const unsigned char *)
tests[i].compressed),
tests[i].compressed_len,
error_callback_compress, NULL,
uncompressed, uncompressed_len))
{
fprintf (stderr, "test %s: uncompress failed\n", tests[i].name);
++failures;
}
else
{
if (memcmp (tests[i].uncompressed, uncompressed, uncompressed_len)
!= 0)
{
size_t j;
fprintf (stderr, "test %s: uncompressed data mismatch\n",
tests[i].name);
for (j = 0; j < uncompressed_len; ++j)
if (tests[i].uncompressed[j] != uncompressed[j])
fprintf (stderr, " %zu: got %#x want %#x\n", j,
uncompressed[j], tests[i].uncompressed[j]);
++failures;
}
else
printf ("PASS: uncompress %s\n", tests[i].name);
}
free (uncompressed);
}
}
#ifdef HAVE_ZSTD
/* Given a set of TRIALS timings, discard the lowest and highest
values and return the mean average of the rest. */
static size_t
average_time (const size_t *times, size_t trials)
{
size_t imax;
size_t max;
size_t imin;
size_t min;
size_t i;
size_t sum;
imin = 0;
imax = 0;
min = times[0];
max = times[0];
for (i = 1; i < trials; ++i)
{
if (times[i] < min)
{
imin = i;
min = times[i];
}
if (times[i] > max)
{
imax = i;
max = times[i];
}
}
sum = 0;
for (i = 0; i < trials; ++i)
{
if (i != imax && i != imin)
sum += times[i];
}
return sum / (trials - 2);
}
#endif
/* Test a larger text, if available. */
static void
test_large (struct backtrace_state *state ATTRIBUTE_UNUSED)
{
#ifdef HAVE_ZSTD
unsigned char *orig_buf;
size_t orig_bufsize;
size_t i;
char *compressed_buf;
size_t compressed_bufsize;
size_t compressed_size;
unsigned char *uncompressed_buf;
size_t r;
clockid_t cid;
struct timespec ts1;
struct timespec ts2;
size_t ctime;
size_t ztime;
const size_t trials = 16;
size_t ctimes[16];
size_t ztimes[16];
static const char * const names[] = {
"Isaac.Newton-Opticks.txt",
"../libgo/go/testdata/Isaac.Newton-Opticks.txt",
};
orig_buf = NULL;
orig_bufsize = 0;
uncompressed_buf = NULL;
compressed_buf = NULL;
for (i = 0; i < sizeof names / sizeof names[0]; ++i)
{
size_t len;
char *namebuf;
FILE *e;
struct stat st;
char *rbuf;
size_t got;
len = strlen (SRCDIR) + strlen (names[i]) + 2;
namebuf = malloc (len);
if (namebuf == NULL)
{
perror ("malloc");
goto fail;
}
snprintf (namebuf, len, "%s/%s", SRCDIR, names[i]);
e = fopen (namebuf, "r");
free (namebuf);
if (e == NULL)
continue;
if (fstat (fileno (e), &st) < 0)
{
perror ("fstat");
fclose (e);
continue;
}
rbuf = malloc (st.st_size);
if (rbuf == NULL)
{
perror ("malloc");
goto fail;
}
got = fread (rbuf, 1, st.st_size, e);
fclose (e);
if (got > 0)
{
orig_buf = (unsigned char *) rbuf;
orig_bufsize = got;
break;
}
free (rbuf);
}
if (orig_buf == NULL)
{
/* We couldn't find an input file. */
printf ("UNSUPPORTED: zstd large\n");
return;
}
compressed_bufsize = ZSTD_compressBound (orig_bufsize);
compressed_buf = malloc (compressed_bufsize);
if (compressed_buf == NULL)
{
perror ("malloc");
goto fail;
}
r = ZSTD_compress (compressed_buf, compressed_bufsize,
orig_buf, orig_bufsize,
ZSTD_CLEVEL_DEFAULT);
if (ZSTD_isError (r))
{
fprintf (stderr, "zstd compress failed: %s\n", ZSTD_getErrorName (r));
goto fail;
}
compressed_size = r;
uncompressed_buf = malloc (orig_bufsize);
if (uncompressed_buf == NULL)
{
perror ("malloc");
goto fail;
}
if (!backtrace_uncompress_zstd (state, (unsigned char *) compressed_buf,
compressed_size,
error_callback_compress, NULL,
uncompressed_buf, orig_bufsize))
{
fprintf (stderr, "zstd large: backtrace_uncompress_zstd failed\n");
goto fail;
}
if (memcmp (uncompressed_buf, orig_buf, orig_bufsize) != 0)
{
size_t j;
fprintf (stderr, "zstd large: uncompressed data mismatch\n");
for (j = 0; j < orig_bufsize; ++j)
if (orig_buf[j] != uncompressed_buf[j])
fprintf (stderr, " %zu: got %#x want %#x\n", j,
uncompressed_buf[j], orig_buf[j]);
goto fail;
}
printf ("PASS: zstd large\n");
for (i = 0; i < trials; ++i)
{
cid = ZSTD_CLOCK_GETTIME_ARG;
if (clock_gettime (cid, &ts1) < 0)
{
if (errno == EINVAL)
return;
perror ("clock_gettime");
return;
}
if (!backtrace_uncompress_zstd (state,
(unsigned char *) compressed_buf,
compressed_size,
error_callback_compress, NULL,
uncompressed_buf,
orig_bufsize))
{
fprintf (stderr,
("zstd large: "
"benchmark backtrace_uncompress_zstd failed\n"));
return;
}
if (clock_gettime (cid, &ts2) < 0)
{
perror ("clock_gettime");
return;
}
ctime = (ts2.tv_sec - ts1.tv_sec) * 1000000000;
ctime += ts2.tv_nsec - ts1.tv_nsec;
ctimes[i] = ctime;
if (clock_gettime (cid, &ts1) < 0)
{
perror("clock_gettime");
return;
}
r = ZSTD_decompress (uncompressed_buf, orig_bufsize,
compressed_buf, compressed_size);
if (clock_gettime (cid, &ts2) < 0)
{
perror ("clock_gettime");
return;
}
if (ZSTD_isError (r))
{
fprintf (stderr,
"zstd large: benchmark zlib uncompress failed: %s\n",
ZSTD_getErrorName (r));
return;
}
ztime = (ts2.tv_sec - ts1.tv_sec) * 1000000000;
ztime += ts2.tv_nsec - ts1.tv_nsec;
ztimes[i] = ztime;
}
/* Toss the highest and lowest times and average the rest. */
ctime = average_time (ctimes, trials);
ztime = average_time (ztimes, trials);
printf ("backtrace: %zu ns\n", ctime);
printf ("zstd : %zu ns\n", ztime);
printf ("ratio : %g\n", (double) ztime / (double) ctime);
return;
fail:
printf ("FAIL: zstd large\n");
++failures;
if (orig_buf != NULL)
free (orig_buf);
if (compressed_buf != NULL)
free (compressed_buf);
if (uncompressed_buf != NULL)
free (uncompressed_buf);
#else /* !HAVE_ZSTD */
printf ("UNSUPPORTED: zstd large\n");
#endif /* !HAVE_ZSTD */
}
int
main (int argc ATTRIBUTE_UNUSED, char **argv)
{
struct backtrace_state *state;
state = backtrace_create_state (argv[0], BACKTRACE_SUPPORTS_THREADS,
error_callback_create, NULL);
test_samples (state);
test_large (state);
exit (failures != 0 ? EXIT_FAILURE : EXIT_SUCCESS);
}

541
deps/libbacktrace/ztest.c vendored Normal file
View File

@ -0,0 +1,541 @@
/* ztest.c -- Test for libbacktrace inflate code.
Copyright (C) 2017-2021 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
#include "config.h"
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <sys/types.h>
#include <sys/stat.h>
#ifdef HAVE_ZLIB
#include <zlib.h>
#endif
#include "backtrace.h"
#include "backtrace-supported.h"
#include "internal.h"
#include "testlib.h"
#ifndef HAVE_CLOCK_GETTIME
typedef int xclockid_t;
static int
xclock_gettime (xclockid_t id ATTRIBUTE_UNUSED,
struct timespec *ts ATTRIBUTE_UNUSED)
{
errno = EINVAL;
return -1;
}
#define clockid_t xclockid_t
#define clock_gettime xclock_gettime
#undef CLOCK_REALTIME
#define CLOCK_REALTIME 0
#endif /* !defined(HAVE_CLOCK_GETTIME) */
#ifdef CLOCK_PROCESS_CPUTIME_ID
#define ZLIB_CLOCK_GETTIME_ARG CLOCK_PROCESS_CPUTIME_ID
#else
#define ZLIB_CLOCK_GETTIME_ARG CLOCK_REALTIME
#endif
/* Some tests for the local zlib inflation code. */
struct zlib_test
{
const char *name;
const char *uncompressed;
size_t uncompressed_len;
const char *compressed;
size_t compressed_len;
};
/* Error callback. */
static void
error_callback_compress (void *vdata ATTRIBUTE_UNUSED, const char *msg,
int errnum)
{
fprintf (stderr, "%s", msg);
if (errnum > 0)
fprintf (stderr, ": %s", strerror (errnum));
fprintf (stderr, "\n");
exit (EXIT_FAILURE);
}
static const struct zlib_test tests[] =
{
{
"empty",
"",
0,
"\x78\x9c\x03\x00\x00\x00\x00\x01",
8,
},
{
"hello",
"hello, world\n",
0,
("\x78\x9c\xca\x48\xcd\xc9\xc9\xd7\x51\x28\xcf"
"\x2f\xca\x49\xe1\x02\x04\x00\x00\xff\xff\x21\xe7\x04\x93"),
25,
},
{
"goodbye",
"goodbye, world",
0,
("\x78\x9c\x4b\xcf\xcf\x4f\x49\xaa"
"\x4c\xd5\x51\x28\xcf\x2f\xca\x49"
"\x01\x00\x28\xa5\x05\x5e"),
22,
},
{
"ranges",
("\xcc\x11\x00\x00\x00\x00\x00\x00\xd5\x13\x00\x00\x00\x00\x00\x00"
"\x1c\x14\x00\x00\x00\x00\x00\x00\x72\x14\x00\x00\x00\x00\x00\x00"
"\x9d\x14\x00\x00\x00\x00\x00\x00\xd5\x14\x00\x00\x00\x00\x00\x00"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
"\xfb\x12\x00\x00\x00\x00\x00\x00\x09\x13\x00\x00\x00\x00\x00\x00"
"\x0c\x13\x00\x00\x00\x00\x00\x00\xcb\x13\x00\x00\x00\x00\x00\x00"
"\x29\x14\x00\x00\x00\x00\x00\x00\x4e\x14\x00\x00\x00\x00\x00\x00"
"\x9d\x14\x00\x00\x00\x00\x00\x00\xd5\x14\x00\x00\x00\x00\x00\x00"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
"\xfb\x12\x00\x00\x00\x00\x00\x00\x09\x13\x00\x00\x00\x00\x00\x00"
"\x67\x13\x00\x00\x00\x00\x00\x00\xcb\x13\x00\x00\x00\x00\x00\x00"
"\x9d\x14\x00\x00\x00\x00\x00\x00\xd5\x14\x00\x00\x00\x00\x00\x00"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
"\x5f\x0b\x00\x00\x00\x00\x00\x00\x6c\x0b\x00\x00\x00\x00\x00\x00"
"\x7d\x0b\x00\x00\x00\x00\x00\x00\x7e\x0c\x00\x00\x00\x00\x00\x00"
"\x38\x0f\x00\x00\x00\x00\x00\x00\x5c\x0f\x00\x00\x00\x00\x00\x00"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
"\x83\x0c\x00\x00\x00\x00\x00\x00\xfa\x0c\x00\x00\x00\x00\x00\x00"
"\xfd\x0d\x00\x00\x00\x00\x00\x00\xef\x0e\x00\x00\x00\x00\x00\x00"
"\x14\x0f\x00\x00\x00\x00\x00\x00\x38\x0f\x00\x00\x00\x00\x00\x00"
"\x9f\x0f\x00\x00\x00\x00\x00\x00\xac\x0f\x00\x00\x00\x00\x00\x00"
"\xdb\x0f\x00\x00\x00\x00\x00\x00\xff\x0f\x00\x00\x00\x00\x00\x00"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
"\xfd\x0d\x00\x00\x00\x00\x00\x00\xd8\x0e\x00\x00\x00\x00\x00\x00"
"\x9f\x0f\x00\x00\x00\x00\x00\x00\xac\x0f\x00\x00\x00\x00\x00\x00"
"\xdb\x0f\x00\x00\x00\x00\x00\x00\xff\x0f\x00\x00\x00\x00\x00\x00"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
"\xfa\x0c\x00\x00\x00\x00\x00\x00\xea\x0d\x00\x00\x00\x00\x00\x00"
"\xef\x0e\x00\x00\x00\x00\x00\x00\x14\x0f\x00\x00\x00\x00\x00\x00"
"\x5c\x0f\x00\x00\x00\x00\x00\x00\x9f\x0f\x00\x00\x00\x00\x00\x00"
"\xac\x0f\x00\x00\x00\x00\x00\x00\xdb\x0f\x00\x00\x00\x00\x00\x00"
"\xff\x0f\x00\x00\x00\x00\x00\x00\x2c\x10\x00\x00\x00\x00\x00\x00"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
"\x60\x11\x00\x00\x00\x00\x00\x00\xd1\x16\x00\x00\x00\x00\x00\x00"
"\x40\x0b\x00\x00\x00\x00\x00\x00\x2c\x10\x00\x00\x00\x00\x00\x00"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
"\x7a\x00\x00\x00\x00\x00\x00\x00\xb6\x00\x00\x00\x00\x00\x00\x00"
"\x9f\x01\x00\x00\x00\x00\x00\x00\xa7\x01\x00\x00\x00\x00\x00\x00"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
"\x7a\x00\x00\x00\x00\x00\x00\x00\xa9\x00\x00\x00\x00\x00\x00\x00"
"\x9f\x01\x00\x00\x00\x00\x00\x00\xa7\x01\x00\x00\x00\x00\x00\x00"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"),
672,
("\x78\x9c\x3b\x23\xc8\x00\x06\x57\x85\x21\xb4\x8c\x08\x84\x2e\x82"
"\xd2\x73\xa1\xf4\x55\x28\x8d\x0e\x7e\x0b\x41\x68\x4e\xa8\x7e\x1e"
"\x28\x7d\x1a\x4a\x6b\x42\xf5\xf9\x91\x69\x5e\x3a\x9a\x79\x84\xf4"
"\xc7\x73\x43\xe8\x1c\x28\x5d\x0b\xa5\xeb\x78\x20\xb4\x05\x3f\x84"
"\x8e\xe1\xc7\xae\xbf\x19\xaa\xee\x17\x94\xfe\xcb\x0b\xa1\xdf\xf3"
"\x41\x68\x11\x7e\x54\x73\xe6\x43\xe9\x35\x50\xfa\x36\x94\xfe\x8f"
"\xc3\x7c\x98\x79\x37\xf8\xc8\xd3\x0f\x73\xd7\x2b\x1c\xee\x8a\x21"
"\xd2\x5d\x3a\x02\xd8\xcd\x4f\x80\xa6\x87\x8b\x62\x10\xda\x81\x1b"
"\xbf\xfa\x2a\x28\xbd\x0d\x4a\xcf\x67\x84\xd0\xcb\x19\xf1\xab\x5f"
"\x49\xa4\x7a\x00\x48\x97\x29\xd4"),
152,
}
};
/* Test the hand coded samples. */
static void
test_samples (struct backtrace_state *state)
{
size_t i;
for (i = 0; i < sizeof tests / sizeof tests[0]; ++i)
{
char *p;
size_t v;
size_t j;
unsigned char *uncompressed;
size_t uncompressed_len;
p = malloc (12 + tests[i].compressed_len);
memcpy (p, "ZLIB", 4);
v = tests[i].uncompressed_len;
if (v == 0)
v = strlen (tests[i].uncompressed);
for (j = 0; j < 8; ++j)
p[j + 4] = (v >> ((7 - j) * 8)) & 0xff;
memcpy (p + 12, tests[i].compressed, tests[i].compressed_len);
uncompressed = NULL;
uncompressed_len = 0;
if (!backtrace_uncompress_zdebug (state, (unsigned char *) p,
tests[i].compressed_len + 12,
error_callback_compress, NULL,
&uncompressed, &uncompressed_len))
{
fprintf (stderr, "test %s: uncompress failed\n", tests[i].name);
++failures;
}
else
{
if (uncompressed_len != v)
{
fprintf (stderr,
"test %s: got uncompressed length %zu, want %zu\n",
tests[i].name, uncompressed_len, v);
++failures;
}
else if (memcmp (tests[i].uncompressed, uncompressed, v) != 0)
{
size_t j;
fprintf (stderr, "test %s: uncompressed data mismatch\n",
tests[i].name);
for (j = 0; j < v; ++j)
if (tests[i].uncompressed[j] != uncompressed[j])
fprintf (stderr, " %zu: got %#x want %#x\n", j,
uncompressed[j], tests[i].uncompressed[j]);
++failures;
}
else
printf ("PASS: inflate %s\n", tests[i].name);
backtrace_free (state, uncompressed, uncompressed_len,
error_callback_compress, NULL);
}
}
}
#ifdef HAVE_ZLIB
/* Given a set of TRIALS timings, discard the lowest and highest
values and return the mean average of the rest. */
static size_t
average_time (const size_t *times, size_t trials)
{
size_t imax;
size_t max;
size_t imin;
size_t min;
size_t i;
size_t sum;
imin = 0;
imax = 0;
min = times[0];
max = times[0];
for (i = 1; i < trials; ++i)
{
if (times[i] < min)
{
imin = i;
min = times[i];
}
if (times[i] > max)
{
imax = i;
max = times[i];
}
}
sum = 0;
for (i = 0; i < trials; ++i)
{
if (i != imax && i != imin)
sum += times[i];
}
return sum / (trials - 2);
}
#endif
/* Test a larger text, if available. */
static void
test_large (struct backtrace_state *state ATTRIBUTE_UNUSED)
{
#ifdef HAVE_ZLIB
unsigned char *orig_buf;
size_t orig_bufsize;
size_t i;
char *compressed_buf;
size_t compressed_bufsize;
unsigned long compress_sizearg;
unsigned char *uncompressed_buf;
size_t uncompressed_bufsize;
int r;
clockid_t cid;
struct timespec ts1;
struct timespec ts2;
size_t ctime;
size_t ztime;
const size_t trials = 16;
size_t ctimes[16];
size_t ztimes[16];
static const char * const names[] = {
"Isaac.Newton-Opticks.txt",
"../libgo/go/testdata/Isaac.Newton-Opticks.txt",
};
orig_buf = NULL;
orig_bufsize = 0;
uncompressed_buf = NULL;
compressed_buf = NULL;
for (i = 0; i < sizeof names / sizeof names[0]; ++i)
{
size_t len;
char *namebuf;
FILE *e;
struct stat st;
char *rbuf;
size_t got;
len = strlen (SRCDIR) + strlen (names[i]) + 2;
namebuf = malloc (len);
if (namebuf == NULL)
{
perror ("malloc");
goto fail;
}
snprintf (namebuf, len, "%s/%s", SRCDIR, names[i]);
e = fopen (namebuf, "r");
free (namebuf);
if (e == NULL)
continue;
if (fstat (fileno (e), &st) < 0)
{
perror ("fstat");
fclose (e);
continue;
}
rbuf = malloc (st.st_size);
if (rbuf == NULL)
{
perror ("malloc");
goto fail;
}
got = fread (rbuf, 1, st.st_size, e);
fclose (e);
if (got > 0)
{
orig_buf = (unsigned char *) rbuf;
orig_bufsize = got;
break;
}
free (rbuf);
}
if (orig_buf == NULL)
{
/* We couldn't find an input file. */
printf ("UNSUPPORTED: inflate large\n");
return;
}
compressed_bufsize = compressBound (orig_bufsize) + 12;
compressed_buf = malloc (compressed_bufsize);
if (compressed_buf == NULL)
{
perror ("malloc");
goto fail;
}
compress_sizearg = compressed_bufsize - 12;
r = compress ((unsigned char *) compressed_buf + 12, &compress_sizearg,
orig_buf, orig_bufsize);
if (r != Z_OK)
{
fprintf (stderr, "zlib compress failed: %d\n", r);
goto fail;
}
compressed_bufsize = compress_sizearg + 12;
/* Prepare the header that our library expects. */
memcpy (compressed_buf, "ZLIB", 4);
for (i = 0; i < 8; ++i)
compressed_buf[i + 4] = (orig_bufsize >> ((7 - i) * 8)) & 0xff;
uncompressed_buf = malloc (orig_bufsize);
if (uncompressed_buf == NULL)
{
perror ("malloc");
goto fail;
}
uncompressed_bufsize = orig_bufsize;
if (!backtrace_uncompress_zdebug (state, (unsigned char *) compressed_buf,
compressed_bufsize,
error_callback_compress, NULL,
&uncompressed_buf, &uncompressed_bufsize))
{
fprintf (stderr, "inflate large: backtrace_uncompress_zdebug failed\n");
goto fail;
}
if (uncompressed_bufsize != orig_bufsize)
{
fprintf (stderr,
"inflate large: got uncompressed length %zu, want %zu\n",
uncompressed_bufsize, orig_bufsize);
goto fail;
}
if (memcmp (uncompressed_buf, orig_buf, uncompressed_bufsize) != 0)
{
fprintf (stderr, "inflate large: uncompressed data mismatch\n");
goto fail;
}
printf ("PASS: inflate large\n");
for (i = 0; i < trials; ++i)
{
unsigned long uncompress_sizearg;
cid = ZLIB_CLOCK_GETTIME_ARG;
if (clock_gettime (cid, &ts1) < 0)
{
if (errno == EINVAL)
return;
perror ("clock_gettime");
return;
}
if (!backtrace_uncompress_zdebug (state,
(unsigned char *) compressed_buf,
compressed_bufsize,
error_callback_compress, NULL,
&uncompressed_buf,
&uncompressed_bufsize))
{
fprintf (stderr,
("inflate large: "
"benchmark backtrace_uncompress_zdebug failed\n"));
return;
}
if (clock_gettime (cid, &ts2) < 0)
{
perror ("clock_gettime");
return;
}
ctime = (ts2.tv_sec - ts1.tv_sec) * 1000000000;
ctime += ts2.tv_nsec - ts1.tv_nsec;
ctimes[i] = ctime;
if (clock_gettime (cid, &ts1) < 0)
{
perror("clock_gettime");
return;
}
uncompress_sizearg = uncompressed_bufsize;
r = uncompress ((unsigned char *) uncompressed_buf, &uncompress_sizearg,
(unsigned char *) compressed_buf + 12,
compressed_bufsize - 12);
if (clock_gettime (cid, &ts2) < 0)
{
perror ("clock_gettime");
return;
}
if (r != Z_OK)
{
fprintf (stderr,
"inflate large: benchmark zlib uncompress failed: %d\n",
r);
return;
}
ztime = (ts2.tv_sec - ts1.tv_sec) * 1000000000;
ztime += ts2.tv_nsec - ts1.tv_nsec;
ztimes[i] = ztime;
}
/* Toss the highest and lowest times and average the rest. */
ctime = average_time (ctimes, trials);
ztime = average_time (ztimes, trials);
printf ("backtrace: %zu ns\n", ctime);
printf ("zlib : %zu ns\n", ztime);
printf ("ratio : %g\n", (double) ztime / (double) ctime);
return;
fail:
printf ("FAIL: inflate large\n");
++failures;
if (orig_buf != NULL)
free (orig_buf);
if (compressed_buf != NULL)
free (compressed_buf);
if (uncompressed_buf != NULL)
free (uncompressed_buf);
#else /* !HAVE_ZLIB */
printf ("UNSUPPORTED: inflate large\n");
#endif /* !HAVE_ZLIB */
}
int
main (int argc ATTRIBUTE_UNUSED, char **argv)
{
struct backtrace_state *state;
state = backtrace_create_state (argv[0], BACKTRACE_SUPPORTS_THREADS,
error_callback_create, NULL);
test_samples (state);
test_large (state);
exit (failures != 0 ? EXIT_FAILURE : EXIT_SUCCESS);
}

1
deps/libsodium vendored

@ -1 +0,0 @@
Subproject commit fb4533b0a941b3a5b1db5687d1b008a5853d1f29

179
deps/libsodium/.github/workflows/ci.yml vendored Normal file
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@ -0,0 +1,179 @@
name: CI
on:
push:
branches: [master, stable, next]
pull_request:
branches: [master, stable, next]
workflow_dispatch:
jobs:
tcc:
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v3
- name: Update packages list
run: sudo apt-get update
- name: Install dependencies
run: |
sudo apt-get install -y build-essential libtool autoconf automake tcc
- name: Autogen
run: ./autogen.sh -s
- name: Compilation with tcc
run: |
env CC=tcc CFLAGS='-w' CPPFLAGS="-DDEV_MODE=1" ./configure --prefix=/tmp --disable-dependency-tracking --disable-shared || cat config.log
make -j $(nproc) && make check && make install
env CC=tcc CPPFLAGS='-I/tmp/include' LDFLAGS='-L/tmp/lib' LD_LIBRARY_PATH='/tmp/lib' ./test/constcheck.sh
make uninstall
make distclean
zig:
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v3
- name: Update packages list
run: sudo apt-get update
- name: Install Zig
uses: goto-bus-stop/setup-zig@d866436887ad1b24590684f9d00480376663dd36
with:
version: 0.11.0
- name: Autogen
run: ./autogen.sh -s
- name: Compilation with zig
run: |
zig build
zig build -Dtarget=x86_64-linux
zig build -Dtarget=aarch64-linux
zig build -Dtarget=x86_64-windows
zig build -Dtarget=aarch64-windows
zig build -Dtarget=x86_64-macos
zig build -Dtarget=aarch64-macos
zig build -Dtarget=wasm32-wasi
zig build -Doptimize=ReleaseFast
rm -fr zig-cache zig-out
regular:
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v3
- name: Update packages list
run: sudo apt-get update
- name: Install dependencies
run: sudo apt-get install -y build-essential libtool autoconf automake
- name: Autogen
run: ./autogen.sh -s
- name: C99 compat check
run: |
env CPPFLAGS="-DDEV_MODE=1" ./configure --disable-dependency-tracking
make -j $(nproc) CFLAGS='-g0' > /dev/null && cp src/libsodium/.libs/libsodium.so lib.so && make clean > /dev/null && make CFLAGS='-g0' CPPFLAGS='-DDEV_MODE=1 -DSODIUM_C99\(X\)=' > /dev/null && cp src/libsodium/.libs/libsodium.so lib-oldc.so && cmp lib.so lib-oldc.so && echo No binary changes && make clean > /dev/null
make distcheck
make distclean > /dev/null
- name: Regular compilation
run: |
env CPPFLAGS="-DDEV_MODE=1" ./configure --disable-dependency-tracking --enable-minimal
make -j $(nproc)
make check
( echo '#include <sodium.h>' ; echo 'int main(void) { return sodium_init(); }' ) > /tmp/main.c && gcc -DDEV_MODE=1 -Isrc/libsodium/include -Isrc/libsodium/include/sodium $(find src -name '*.c' -o -name '*.S') /tmp/main.c
make distclean > /dev/null
check-globals:
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v3
- name: Update packages list
run: sudo apt-get update
- name: Install dependencies
run: sudo apt-get install -y build-essential libtool autoconf automake
- name: Autogen
run: ./autogen.sh -s
- name: Check globals
run: |
if [ -x test/rename-globals.sh ]; then test/rename-globals.sh; fi
other-comp:
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v3
- name: Update packages list
run: sudo apt-get update
- name: Install dependencies
run: sudo apt-get install -y build-essential libtool autoconf automake clang
- name: Autogen
run: ./autogen.sh -s
- name: Compilation with g++
run: |
env CC=g++ CPPFLAGS="-DDEV_MODE=1" ./configure --disable-dependency-tracking
make -j $(nproc) check
make clean > /dev/null
- name: Compilation with clang
run: |
env CC=clang CPPFLAGS="-DDEV_MODE=1" ./configure --disable-dependency-tracking
make -j $(nproc) check
make clean > /dev/null
other-arch:
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v3
- name: Update packages list
run: sudo apt-get update
- name: Install dependencies
run: sudo apt-get install -y build-essential libtool autoconf automake gcc-powerpc-linux-gnu
- name: Autogen
run: ./autogen.sh -s
- name: Big-Endian PowerPC compilation
run: |
env CPPFLAGS="-DDEV_MODE=1" ./configure --disable-dependency-tracking --host=powerpc-linux-gnu
make -j $(nproc)
make clean > /dev/null
android:
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v3
- name: Update packages list
run: sudo apt-get update
- name: Install base dependencies
run: sudo apt-get install -y libtool autoconf automake unzip
- name: Autogen
run: ./autogen.sh -s
- name: Install Android NDK
run: |
mkdir /tmp/android && cd /tmp/android
curl -o ndk.zip -L https://dl.google.com/android/repository/android-ndk-r25c-linux.zip
unzip ndk.zip && rm -f *.zip && mv android-ndk* ndk
- name: Android compilation
run: |
env ANDROID_NDK_HOME=/tmp/android/ndk ./dist-build/android-aar.sh

View File

@ -0,0 +1,30 @@
name: "CodeQL scan"
on:
push:
pull_request:
schedule:
- cron: "0 17 * * 2"
jobs:
CodeQL-Build:
runs-on: ubuntu-latest
steps:
- name: Checkout repository
uses: actions/checkout@v3
with:
fetch-depth: 2
- name: Initialize CodeQL
uses: github/codeql-action/init@v2
with:
languages: cpp
- run: |
./autogen.sh -s
env CPPFLAGS="-DDEV_MODE=1" ./configure --disable-dependency-tracking
make -j $(nproc) check
- name: Perform CodeQL Analysis
uses: github/codeql-action/analyze@v2

View File

@ -0,0 +1,367 @@
name: .NET Package
on:
push:
branches:
- stable
- next
jobs:
build-windows:
runs-on: windows-latest
steps:
- uses: actions/checkout@v3
- name: buildbase.bat
run: buildbase.bat ..\vs2022\libsodium.sln 17
working-directory: builds/msvc/build/
shell: cmd
- uses: actions/upload-artifact@v3
with:
name: build-win-x64
path: bin/x64/Release/v143/dynamic/libsodium.dll
- uses: actions/upload-artifact@v3
with:
name: build-win-x86
path: bin/Win32/Release/v143/dynamic/libsodium.dll
build-linux-glibc:
runs-on: ubuntu-latest
steps:
- name: Install Zig
uses: goto-bus-stop/setup-zig@d866436887ad1b24590684f9d00480376663dd36
with:
version: 0.11.0
- uses: actions/checkout@v3
- name: build
run: |
zig build -Doptimize=ReleaseFast -Dtarget=x86_64-linux-gnu.2.17 -Dcpu=sandybridge
- name: tests
run: cd zig-out/bin && ./run.sh
- uses: actions/upload-artifact@v3
with:
name: build-linux-x64
path: zig-out/lib/libsodium.so
build-linux-glibc-arm:
runs-on: ubuntu-latest
steps:
- name: Install Zig
uses: goto-bus-stop/setup-zig@d866436887ad1b24590684f9d00480376663dd36
with:
version: 0.11.0
- name: Set up emulation environment
run: |
export DEBIAN_FRONTEND=noninteractive
sudo apt-get update
sudo apt-get install -y build-essential qemu binfmt-support qemu-user-static qemu-system-arm gcc-arm-linux-gnueabihf libc6-armhf-cross
sudo dpkg --add-architecture armhf
sudo update-binfmts --enable qemu-arm
sudo update-binfmts --display
sudo ln -s /usr/arm-linux-gnueabihf/lib/ld-linux-armhf.so.* /lib
- uses: actions/checkout@v3
- name: build
run: |
zig build -Doptimize=ReleaseFast -Dtarget=arm-linux-gnueabihf.2.23 -Dcpu=baseline
- name: tests
run: |
cd zig-out/bin && env LD_LIBRARY_PATH=/usr/arm-linux-gnueabihf/lib ./run.sh
- uses: actions/upload-artifact@v3
with:
name: build-linux-arm
path: zig-out/lib/libsodium.so
build-linux-glibc-arm64:
runs-on: ubuntu-latest
steps:
- name: Install Zig
uses: goto-bus-stop/setup-zig@d866436887ad1b24590684f9d00480376663dd36
with:
version: 0.11.0
- name: Set up emulation environment
run: |
export DEBIAN_FRONTEND=noninteractive
sudo apt-get update
sudo apt-get install -y qemu binfmt-support qemu-user-static qemu-system-arm gcc-aarch64-linux-gnu libc6-arm64-cross
sudo dpkg --add-architecture arm64
sudo update-binfmts --enable qemu-aarch64
sudo update-binfmts --display
sudo ln -s /usr/aarch64-linux-gnu/lib/ld-linux-aarch64.so.* /lib
- uses: actions/checkout@v3
- name: build
run: |
zig build -Doptimize=ReleaseFast -Dtarget=aarch64-linux-gnu.2.23 -Dcpu=baseline
- name: tests
run: |
cd zig-out/bin && env LD_LIBRARY_PATH=/usr/aarch64-linux-gnu/lib ./run.sh
- uses: actions/upload-artifact@v3
with:
name: build-linux-arm64
path: zig-out/lib/libsodium.so
build-linux-musl:
runs-on: ubuntu-latest
container:
image: alpine:3.13
steps:
- name: Set up build environment
run: |
apk update
apk add alpine-sdk ca-certificates xz
- name: Install Zig
uses: goto-bus-stop/setup-zig@d866436887ad1b24590684f9d00480376663dd36
with:
version: 0.11.0
- uses: actions/checkout@v3
- name: build
run: |
zig build -Doptimize=ReleaseFast -Dtarget=x86_64-linux-musl -Dcpu=sandybridge
- name: tests
run: |
cd zig-out/bin && ./run.sh
- uses: actions/upload-artifact@v3
with:
name: build-linux-musl-x64
path: zig-out/lib/libsodium.so
build-linux-musl-arm:
runs-on: ubuntu-latest
steps:
- name: Install Zig
uses: goto-bus-stop/setup-zig@d866436887ad1b24590684f9d00480376663dd36
with:
version: 0.11.0
- uses: actions/checkout@v3
- name: build
run: |
zig build -Doptimize=ReleaseFast -Dtarget=arm-linux-musleabihf -Dcpu=baseline
- uses: actions/upload-artifact@v3
with:
name: build-linux-musl-arm
path: zig-out/lib/libsodium.so
build-linux-musl-arm64:
runs-on: ubuntu-latest
steps:
- name: Install Zig
uses: goto-bus-stop/setup-zig@d866436887ad1b24590684f9d00480376663dd36
with:
version: 0.11.0
- uses: actions/checkout@v3
- name: build
run: |
zig build -Doptimize=ReleaseFast -Dtarget=aarch64-linux-musl -Dcpu=baseline
- uses: actions/upload-artifact@v3
with:
name: build-linux-musl-arm64
path: zig-out/lib/libsodium.so
build-macos-x64:
runs-on: macos-latest
steps:
- uses: actions/checkout@v3
- name: configure
run: env CFLAGS="-Ofast -arch x86_64 -mmacosx-version-min=10.15" LDFLAGS="-arch x86_64 -mmacosx-version-min=10.15" ./configure --host=arm-apple-darwin20 --prefix=$PWD/.libsodium-build
- name: make
run: make
- name: make check
run: make check
- name: make install
run: make install
- uses: actions/upload-artifact@v3
with:
name: build-osx-x64
path: .libsodium-build/lib/libsodium.dylib
build-macos-arm64:
runs-on: macos-latest
steps:
- uses: actions/checkout@v3
- name: configure
run: env CFLAGS="-Ofast -arch arm64 -mmacosx-version-min=10.15" LDFLAGS="-arch arm64 -mmacosx-version-min=10.15" ./configure --host=arm-apple-darwin20 --prefix=$PWD/.libsodium-build
- name: make
run: make
- name: make install
run: make install
- uses: actions/upload-artifact@v3
with:
name: build-osx-arm64
path: .libsodium-build/lib/libsodium.dylib
pack:
runs-on: ubuntu-latest
needs:
- build-windows
- build-linux-glibc
- build-linux-glibc-arm
- build-linux-glibc-arm64
- build-linux-musl
- build-linux-musl-arm
- build-linux-musl-arm64
- build-macos-x64
- build-macos-arm64
container:
image: mcr.microsoft.com/dotnet/sdk:6.0
env:
DOTNET_CLI_TELEMETRY_OPTOUT: 1
DOTNET_SKIP_FIRST_TIME_EXPERIENCE: 1
DOTNET_SYSTEM_GLOBALIZATION_INVARIANT: 1
steps:
- uses: actions/checkout@v3
- uses: actions/download-artifact@v3
with:
name: build-win-x64
path: .libsodium-pack/runtimes/win-x64/native/
- uses: actions/download-artifact@v3
with:
name: build-win-x86
path: .libsodium-pack/runtimes/win-x86/native/
- uses: actions/download-artifact@v3
with:
name: build-linux-x64
path: .libsodium-pack/runtimes/linux-x64/native/
- uses: actions/download-artifact@v3
with:
name: build-linux-arm64
path: .libsodium-pack/runtimes/linux-arm64/native/
- uses: actions/download-artifact@v3
with:
name: build-linux-arm
path: .libsodium-pack/runtimes/linux-arm/native/
- uses: actions/download-artifact@v3
with:
name: build-linux-musl-x64
path: .libsodium-pack/runtimes/linux-musl-x64/native/
- uses: actions/download-artifact@v3
with:
name: build-linux-musl-arm
path: .libsodium-pack/runtimes/linux-musl-arm/native/
- uses: actions/download-artifact@v3
with:
name: build-linux-musl-arm64
path: .libsodium-pack/runtimes/linux-musl-arm64/native/
- uses: actions/download-artifact@v3
with:
name: build-osx-x64
path: .libsodium-pack/runtimes/osx-x64/native/
- uses: actions/download-artifact@v3
with:
name: build-osx-arm64
path: .libsodium-pack/runtimes/osx-arm64/native/
- name: Copy files
run: cp AUTHORS ChangeLog LICENSE packaging/dotnet-core/libsodium.pkgproj .libsodium-pack/
- name: Create NuGet package
run: dotnet pack -c Release .libsodium-pack/libsodium.pkgproj
- uses: actions/upload-artifact@v3
with:
name: nuget-package
path: .libsodium-pack/bin/Release/*.nupkg
build-test-binaries:
runs-on: ubuntu-latest
needs:
- pack
container:
image: mcr.microsoft.com/dotnet/sdk:6.0
env:
DOTNET_CLI_TELEMETRY_OPTOUT: 1
DOTNET_SKIP_FIRST_TIME_EXPERIENCE: 1
DOTNET_SYSTEM_GLOBALIZATION_INVARIANT: 1
steps:
- uses: actions/checkout@v3
- uses: actions/download-artifact@v3
with:
name: nuget-package
path: .libsodium-pack/
- name: dotnet new
run: dotnet new console -n Tests -o .libsodium-test/
- name: dotnet add package libsodium
run: dotnet add .libsodium-test/Tests.csproj package libsodium -s $PWD/.libsodium-pack
- name: Copy files
run: cp -f packaging/dotnet-core/test.cs .libsodium-test/Program.cs
- name: dotnet publish linux-x64
run: dotnet publish -c Release -r linux-x64 --self-contained true -p:PublishTrimmed=true
working-directory: .libsodium-test/
- name: dotnet publish linux-arm
run: dotnet publish -c Release -r linux-arm --self-contained true -p:PublishTrimmed=true
working-directory: .libsodium-test/
- name: dotnet publish linux-arm64
run: dotnet publish -c Release -r linux-arm64 --self-contained true -p:PublishTrimmed=true
working-directory: .libsodium-test/
- name: Move Build Output
run: |
mkdir .libsodium-builds
mv .libsodium-test/bin/Release/net6.0/linux-arm/publish .libsodium-builds/linux-arm
mv .libsodium-test/bin/Release/net6.0/linux-arm64/publish .libsodium-builds/linux-arm64
mv .libsodium-test/bin/Release/net6.0/linux-x64/publish .libsodium-builds/linux-x64
- uses: actions/upload-artifact@v3
with:
name: test-builds
path: .libsodium-builds/*
run-test-binaries-os-versions:
runs-on: ubuntu-latest
needs:
- build-test-binaries
strategy:
matrix:
# CentOS 7 and Debian 10 use an older GCC version; make sure we can run on those platforms.
arch: [ 'centos:7', 'debian:10' ]
container:
image: ${{ matrix.arch }}
env:
DOTNET_SYSTEM_GLOBALIZATION_INVARIANT: 1
steps:
- uses: actions/download-artifact@v3
with:
name: test-builds
path: .libsodium-builds/
- name: Run x64 tests
run: |
chmod +x .libsodium-builds/linux-x64/Tests
.libsodium-builds/linux-x64/Tests
run-test-binaries-cross-plat:
runs-on: ubuntu-22.04
needs:
- build-test-binaries
env:
DOTNET_SYSTEM_GLOBALIZATION_INVARIANT: 1
strategy:
matrix:
include:
- arch: x64
libs: /usr/lib
- arch: arm
libs: /usr/arm-linux-gnueabihf/lib
- arch: arm64
libs: /usr/aarch64-linux-gnu/lib
arch: [x64, arm, arm64]
steps:
- name: Set up build environment
run: |
export DEBIAN_FRONTEND=noninteractive
# On virtualization systems such as the one used by WSL2, the ARM crypto extensions
# don't work as expected. As a result, installing on Ubuntu fails during integrity
# checks. As a workaround, the following command disables hardware acceleration for
# gcrypt, which the apt-get command relies on.
sudo mkdir -p /etc/gcrypt && echo all | sudo tee /etc/gcrypt/hwf.deny
sudo apt-get update && sudo apt-get install -y qemu binfmt-support qemu-user-static qemu-system-arm gcc-arm-linux-gnueabihf gcc-aarch64-linux-gnu libc6-armhf-cross libc6-arm64-cross
sudo dpkg --add-architecture armhf
sudo dpkg --add-architecture arm64
sudo update-binfmts --enable qemu-aarch64
sudo update-binfmts --enable qemu-arm
sudo update-binfmts --display
sudo ln -s /usr/aarch64-linux-gnu/lib/ld-linux-aarch64.so.* /lib
sudo ln -s /usr/arm-linux-gnueabihf/lib/ld-linux-armhf.so.* /lib
- uses: actions/download-artifact@v3
with:
name: test-builds
path: .libsodium-builds/
- name: Run ${{ matrix.arch }}
run: |
chmod +x .libsodium-builds/linux-${{ matrix.arch }}/Tests
env LD_LIBRARY_PATH=${{ matrix.libs }} .libsodium-builds/linux-${{ matrix.arch }}/Tests

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deps/libsodium/.gitignore vendored Normal file
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@ -0,0 +1,167 @@
*.bc
*.dSYM
*.done
*.final
*.gcda
*.gcno
*.i
*.la
*.lo
*.log
*.mem
*.nexe
*.o
*.plist
*.scan
*.sdf
*.status
*.tar.*
*.wasm
*.wast
*~
.DS_Store
.deps
.dirstamp
.done
.libs
/bin/
/obj/
Build
INSTALL
Makefile
Makefile.in
Vagrantfile
aclocal.m4
android-toolchain
android-toolchain-*
autom4te.cache
build
compile
confdefs.h
config.*
configure
configure.lineno
coverage.info
depcomp
install-sh
libsodium-*.tar.bz2
libsodium-*.tar.gz
libsodium-*.vcproj
libsodium-*.vcproj.filters
libsodium-*.vcxproj
libsodium-*.vcxproj.filters
libsodium-android-*
libsodium-ios
libsodium-js
libsodium-js-*
libsodium-nativeclient
libsodium-nativeclient-*
libsodium-osx
libsodium-uninstalled.pc
libsodium-wasm32-wasi
libsodium-win32
libsodium-win64
libsodium.pc
libtool
ltmain.sh
m4/argz.m4
m4/libtool.m4
m4/ltoptions.m4
m4/ltsugar.m4
m4/ltversion.m4
m4/lt~obsolete.m4
man/*.html
man/Makefile.in
missing
src/libsodium/*.def
src/libsodium/include/sodium/version.h
stamp-*
test-driver
test/default/*.asm.js
test/default/*.res
test/default/*.trs
test/default/aead_aegis128l
test/default/aead_aegis256
test/default/aead_aes256gcm
test/default/aead_aes256gcm2
test/default/aead_chacha20poly1305
test/default/aead_chacha20poly13052
test/default/aead_xchacha20poly1305
test/default/auth
test/default/auth2
test/default/auth3
test/default/auth5
test/default/auth6
test/default/auth7
test/default/box
test/default/box2
test/default/box7
test/default/box8
test/default/box_easy
test/default/box_easy2
test/default/box_seal
test/default/box_seed
test/default/browser
test/default/chacha20
test/default/codecs
test/default/core1
test/default/core2
test/default/core3
test/default/core4
test/default/core5
test/default/core6
test/default/core_ed25519
test/default/core_ristretto255
test/default/ed25519_convert
test/default/generichash
test/default/generichash2
test/default/generichash3
test/default/hash
test/default/hash3
test/default/kdf
test/default/kdf_hkdf
test/default/keygen
test/default/kx
test/default/metamorphic
test/default/misuse
test/default/onetimeauth
test/default/onetimeauth2
test/default/onetimeauth7
test/default/pwhash_argon2i
test/default/pwhash_argon2id
test/default/pwhash_scrypt
test/default/pwhash_scrypt_ll
test/default/randombytes
test/default/scalarmult
test/default/scalarmult2
test/default/scalarmult5
test/default/scalarmult6
test/default/scalarmult7
test/default/scalarmult8
test/default/scalarmult_ed25519
test/default/scalarmult_ristretto255
test/default/secretbox
test/default/secretbox2
test/default/secretbox7
test/default/secretbox8
test/default/secretbox_easy
test/default/secretbox_easy2
test/default/secretstream_xchacha20poly1305
test/default/shorthash
test/default/sign
test/default/siphashx24
test/default/sodium_core
test/default/sodium_utils
test/default/sodium_utils2
test/default/sodium_utils3
test/default/sodium_version
test/default/stream
test/default/stream2
test/default/stream3
test/default/stream4
test/default/verify1
test/default/xchacha20
test/js.done
testing
zig-cache
zig-out

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