libuv 1.43.0

git-svn-id: https://www.unprompted.com/svn/projects/tildefriends/trunk@3735 ed5197a5-7fde-0310-b194-c3ffbd925b24
2022-01-05 02:04:05 +00:00 · 2022-01-05 02:04:05 +00:00 · e2c25ab414
commit e2c25ab414
parent c02a3d3659
60 changed files with 1048 additions and 608 deletions
--- a/deps/libuv/.github/stale.yml
+++ b/deps/libuv/.github/stale.yml
@ -1,9 +1,9 @@
 # Number of days of inactivity before an issue becomes stale
-daysUntilStale: 21
+daysUntilStale: 28
 # Number of days of inactivity before a stale issue is closed
 # Set to false to disable. If disabled, issues still need to be closed
 # manually, but will remain marked as stale.
-daysUntilClose: 120
+daysUntilClose: false
 # Issues with these labels will never be considered stale
 exemptLabels:
  - v2
@ -18,7 +18,6 @@ staleLabel: stale
 # Comment to post when marking an issue as stale. Set to `false` to disable
 markComment: >
  This issue has been automatically marked as stale because it has not had
-  recent activity. It will be closed if no further activity occurs. Thank you
-  for your contributions.
+  recent activity. Thank you for your contributions.
 # Comment to post when closing a stale issue. Set to `false` to disable
 closeComment: false
--- a/deps/libuv/.github/workflows/CI.yml
+++ b/deps/libuv/.github/workflows/CI.yml
@ -3,6 +3,36 @@ name: CI
 on: [push, pull_request]

 jobs:
+  build-windows:
+    runs-on: windows-${{ matrix.config.server }}
+    name: build-${{ matrix.config.toolchain}}-${{ matrix.config.arch}}
+    strategy:
+      fail-fast: false
+      matrix:
+        config:
+          - {toolchain: Visual Studio 15 2017, arch: Win32, server: 2016}
+          - {toolchain: Visual Studio 15 2017, arch: x64, server: 2016}
+          - {toolchain: Visual Studio 16 2019, arch: Win32, server: 2019}
+          - {toolchain: Visual Studio 16 2019, arch: x64, server: 2019}
+          - {toolchain: Visual Studio 17 2022, arch: Win32, server: 2022}
+          - {toolchain: Visual Studio 17 2022, arch: x64, server: 2022}
+    steps:
+      - uses: actions/checkout@v2
+      - name: Envinfo
+        run: npx envinfo
+      - name: Build
+        shell: cmd
+        run: |
+          mkdir -p build
+          cd build
+          cmake .. -DBUILD_TESTING=ON -G "${{ matrix.config.toolchain }}" -A ${{ matrix.config.arch }}
+          cmake --build .
+      - name: Test
+        shell: cmd
+        run: |
+          cd build
+          ctest -C Debug --output-on-failure
+
  build-android:
    runs-on: ubuntu-latest
    container: reactnativecommunity/react-native-android:2020-5-20
@ -17,6 +47,25 @@ jobs:
          $ANDROID_HOME/cmake/3.10.2.4988404/bin/cmake -DCMAKE_TOOLCHAIN_FILE=$ANDROID_HOME/ndk/20.0.5594570/build/cmake/android.toolchain.cmake -DCMAKE_BUILD_TYPE=Release -DANDROID_ABI="arm64-v8a" -DANDROID_PLATFORM=android-21 ..
          $ANDROID_HOME/cmake/3.10.2.4988404/bin/cmake --build .

+  build-macos:
+    runs-on: macos-10.15
+    steps:
+      - uses: actions/checkout@v2
+      - name: Envinfo
+        run: npx envinfo
+      - name: Setup
+        run: |
+          brew install ninja
+      - name: Build
+        run: |
+          mkdir build
+          cd build && cmake .. -DBUILD_TESTING=ON -G Ninja
+          cmake --build .
+          ls -lh
+      - name: Test
+        run: |
+          cd build && ctest -V
+
  build-cross-qemu:
    runs-on: ubuntu-latest
    name: build-cross-qemu-${{ matrix.config.target }}
--- a/deps/libuv/.github/workflows/sanitizer.yml
+++ b/deps/libuv/.github/workflows/sanitizer.yml
@ -3,15 +3,24 @@ name: Sanitizer checks
 on: [push, pull_request]

 jobs:
-  asan:
+  sanitizers:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
+      - name: Setup
+        run: |
+          sudo apt-get install ninja-build
      - name: Envinfo
        run: npx envinfo
+      - name: TSAN
+        run: |
+          mkdir build-tsan
+          (cd build-tsan && cmake .. -G Ninja -DBUILD_TESTING=ON -DTSAN=ON -DCMAKE_BUILD_TYPE=Release)
+          cmake --build build-tsan
+          ./build-tsan/uv_run_tests_a || true # currently permit failures
      - name: ASAN
        run: |
-          mkdir build
-          cd build && cmake .. -DBUILD_TESTING=ON -DASAN=ON -DCMAKE_BUILD_TYPE=Debug
-          cmake --build . && ./uv_run_tests_a
-
+          mkdir build-asan
+          (cd build-asan && cmake .. -G Ninja -DBUILD_TESTING=ON -DASAN=ON -DCMAKE_BUILD_TYPE=Debug)
+          cmake --build build-asan
+          ./build-asan/uv_run_tests_a
--- a/deps/libuv/.mailmap
+++ b/deps/libuv/.mailmap
@ -1,4 +1,5 @@
 A. Hauptmann <andreashauptmann@t-online.de>
+AJ Heller <aj@drfloob.com> <hork@google.com>
 Aaron Bieber <qbit@deftly.net> <deftly@gmail.com>
 Alan Gutierrez <alan@prettyrobots.com> <alan@blogometer.com>
 Andrius Bentkus <andrius.bentkus@gmail.com> <toxedvirus@gmail.com>
@ -12,6 +13,7 @@ Brian White <mscdex@mscdex.net> <mscdex@gmail.com>
 Caleb James DeLisle <cjd@hyperboria.ca> <cjd@cjdns.fr>
 Christoph Iserlohn <christoph.iserlohn@innoq.com>
 Darshan Sen <raisinten@gmail.com>
+Darshan Sen <raisinten@gmail.com> <darshan.sen@postman.com>
 David Carlier <devnexen@gmail.com>
 Devchandra Meetei Leishangthem <dlmeetei@gmail.com>
 Fedor Indutny <fedor.indutny@gmail.com> <fedor@indutny.com>
@ -21,6 +23,7 @@ Isaac Z. Schlueter <i@izs.me>
 Jason Williams <necmon@yahoo.com>
 Jesse Gorzinski <jgorzinski@gmail.com>
 Jesse Gorzinski <jgorzinski@gmail.com> <jgorzins@us.ibm.com>
+Juan José Arboleda <soyjuanarbol@gmail.com>
 Justin Venus <justin.venus@gmail.com> <justin.venus@orbitz.com>
 Keno Fischer <kenof@stanford.edu> <kfischer+github@college.harvard.edu>
 Keno Fischer <kenof@stanford.edu> <kfischer@college.harvard.edu>
@ -46,6 +49,7 @@ Santiago Gimeno <santiago.gimeno@quantion.es> <santiago.gimeno@gmail.com>
 Saúl Ibarra Corretgé <saghul@gmail.com>
 Saúl Ibarra Corretgé <saghul@gmail.com> <s@saghul.net>
 Shigeki Ohtsu <ohtsu@iij.ad.jp> <ohtsu@ohtsu.org>
+Shuowang (Wayne) Zhang <shuowang.zhang@ibm.com>
 TK-one <tk5641@naver.com>
 Timothy J. Fontaine <tjfontaine@gmail.com>
 Yasuhiro Matsumoto <mattn.jp@gmail.com>
--- a/deps/libuv/AUTHORS
+++ b/deps/libuv/AUTHORS
@ -479,3 +479,20 @@ Joshua M. Clulow <josh@sysmgr.org>
 Guilherme Íscaro <cabelitostos@gmail.com>
 Martin Storsjö <martin@martin.st>
 Claes Nästén <pekdon@gmail.com>
+Mohamed Edrah <43171151+MSE99@users.noreply.github.com>
+Supragya Raj <supragyaraj@gmail.com>
+Ikko Ashimine <eltociear@gmail.com>
+Sylvain Corlay <sylvain.corlay@gmail.com>
+earnal <etienne.arnal@gmail.com>
+YAKSH BARIYA <yakshbari4@gmail.com>
+Ofek Lev <ofekmeister@gmail.com>
+~locpyl-tidnyd <81016946+locpyl-tidnyd@users.noreply.github.com>
+Evan Miller <emmiller@gmail.com>
+Petr Menšík <pemensik@redhat.com>
+Nicolas Noble <nicolasnoble@users.noreply.github.com>
+AJ Heller <aj@drfloob.com>
+Stacey Marshall <stacey.marshall@gmail.com>
+Jesper Storm Bache <jsbache@users.noreply.github.com>
+Campbell He <duskmoon314@users.noreply.github.com>
+Andrey Hohutkin <andrey.hohutkin@gmail.com>
+deal <halx99@live.com>
--- a/deps/libuv/CMakeLists.txt
+++ b/deps/libuv/CMakeLists.txt
@ -31,13 +31,26 @@ if(QEMU)
 endif()

 option(ASAN "Enable AddressSanitizer (ASan)" OFF)
-if(ASAN AND CMAKE_C_COMPILER_ID MATCHES "AppleClang|GNU|Clang")
+option(TSAN "Enable ThreadSanitizer (TSan)" OFF)
+
+if((ASAN OR TSAN) AND NOT (CMAKE_C_COMPILER_ID MATCHES "AppleClang|GNU|Clang"))
+  message(SEND_ERROR "Sanitizer support requires clang or gcc. Try again with -DCMAKE_C_COMPILER.")
+endif()
+
+if(ASAN)
  add_definitions(-D__ASAN__=1)
-  set (CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -fno-omit-frame-pointer -fsanitize=address")
-  set (CMAKE_SHARED_LINKER_FLAGS_DEBUG "${CMAKE_SHARED_LINKER_FLAGS_DEBUG} -fno-omit-frame-pointer -fsanitize=address")
+  set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fno-omit-frame-pointer -fsanitize=address")
+  set (CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -fno-omit-frame-pointer -fsanitize=address")
  set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fno-omit-frame-pointer -fsanitize=address")
 endif()

+if(TSAN)
+  add_definitions(-D__TSAN__=1)
+  set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fno-omit-frame-pointer -fsanitize=thread")
+  set (CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -fno-omit-frame-pointer -fsanitize=thread")
+  set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fno-omit-frame-pointer -fsanitize=thread")
+endif()
+
 # Compiler check
 string(CONCAT is-msvc $<OR:
  $<C_COMPILER_ID:MSVC>,
@ -418,7 +431,6 @@ if(LIBUV_BUILD_TESTS)
    test/benchmark-thread.c
    test/benchmark-udp-pummel.c
    test/blackhole-server.c
-    test/dns-server.c
    test/echo-server.c
    test/run-benchmarks.c
    test/runner.c)
@ -477,6 +489,7 @@ if(LIBUV_BUILD_TESTS)
       test/test-idna.c
       test/test-ip4-addr.c
       test/test-ip6-addr.c
+       test/test-ip-name.c
       test/test-ipc-heavy-traffic-deadlock-bug.c
       test/test-ipc-send-recv.c
       test/test-ipc.c
@ -490,7 +503,6 @@ if(LIBUV_BUILD_TESTS)
       test/test-multiple-listen.c
       test/test-mutexes.c
       test/test-not-readable-nor-writable-on-read-error.c
-       test/test-not-readable-on-eof.c
       test/test-not-writable-after-shutdown.c
       test/test-osx-select.c
       test/test-pass-always.c
@ -518,6 +530,7 @@ if(LIBUV_BUILD_TESTS)
       test/test-process-title.c
       test/test-queue-foreach-delete.c
       test/test-random.c
+       test/test-readable-on-eof.c
       test/test-ref.c
       test/test-run-nowait.c
       test/test-run-once.c
@ -574,6 +587,7 @@ if(LIBUV_BUILD_TESTS)
       test/test-udp-alloc-cb-fail.c
       test/test-udp-bind.c
       test/test-udp-connect.c
+       test/test-udp-connect6.c
       test/test-udp-create-socket-early.c
       test/test-udp-dgram-too-big.c
       test/test-udp-ipv6.c
@ -625,46 +639,43 @@ if(LIBUV_BUILD_TESTS)
  endif()
 endif()

-if(UNIX OR MINGW)
-  # Now for some gibbering horrors from beyond the stars...
-  foreach(lib IN LISTS uv_libraries)
+# Now for some gibbering horrors from beyond the stars...
+foreach(lib IN LISTS uv_libraries)
  list(APPEND LIBS "-l${lib}")
-  endforeach()
-  string(REPLACE ";" " " LIBS "${LIBS}")
-  # Consider setting project version via project() call?
-  file(STRINGS configure.ac configure_ac REGEX ^AC_INIT)
-  string(REGEX MATCH "([0-9]+)[.][0-9]+[.][0-9]+" PACKAGE_VERSION "${configure_ac}")
-  set(UV_VERSION_MAJOR "${CMAKE_MATCH_1}")
-  # The version in the filename is mirroring the behaviour of autotools.
-  set_target_properties(uv PROPERTIES
+endforeach()
+string(REPLACE ";" " " LIBS "${LIBS}")
+# Consider setting project version via project() call?
+file(STRINGS configure.ac configure_ac REGEX ^AC_INIT)
+string(REGEX MATCH "([0-9]+)[.][0-9]+[.][0-9]+" PACKAGE_VERSION "${configure_ac}")
+set(UV_VERSION_MAJOR "${CMAKE_MATCH_1}")
+# The version in the filename is mirroring the behaviour of autotools.
+set_target_properties(uv PROPERTIES
  VERSION ${UV_VERSION_MAJOR}.0.0
  SOVERSION ${UV_VERSION_MAJOR})
-  set(includedir ${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_INCLUDEDIR})
-  set(libdir ${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR})
-  set(prefix ${CMAKE_INSTALL_PREFIX})
-  configure_file(libuv.pc.in libuv.pc @ONLY)
-  configure_file(libuv-static.pc.in libuv-static.pc @ONLY)
+set(includedir ${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_INCLUDEDIR})
+set(libdir ${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR})
+set(prefix ${CMAKE_INSTALL_PREFIX})
+configure_file(libuv.pc.in libuv.pc @ONLY)
+configure_file(libuv-static.pc.in libuv-static.pc @ONLY)

-  install(DIRECTORY include/ DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
-  install(FILES LICENSE DESTINATION ${CMAKE_INSTALL_DOCDIR})
-  install(FILES ${PROJECT_BINARY_DIR}/libuv.pc ${PROJECT_BINARY_DIR}/libuv-static.pc
+install(DIRECTORY include/ DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
+install(FILES LICENSE DESTINATION ${CMAKE_INSTALL_DOCDIR})
+install(FILES ${PROJECT_BINARY_DIR}/libuv.pc ${PROJECT_BINARY_DIR}/libuv-static.pc
        DESTINATION ${CMAKE_INSTALL_LIBDIR}/pkgconfig)
-  install(TARGETS uv LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR})
-  install(TARGETS uv_a ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR})
-endif()
+install(TARGETS uv EXPORT libuvConfig
+        RUNTIME DESTINATION ${CMAKE_INSTALL_LIBDIR}
+        LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR})
+install(TARGETS uv_a ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR})
+install(EXPORT libuvConfig DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/libuv)

 if(MSVC)
-  install(DIRECTORY include/ DESTINATION include)
-  install(FILES LICENSE DESTINATION .)
-  install(TARGETS uv uv_a
-          RUNTIME DESTINATION lib/$<CONFIG>
-          ARCHIVE DESTINATION lib/$<CONFIG>)
+  set(CMAKE_DEBUG_POSTFIX d)
 endif()

 message(STATUS "summary of build options:
    Install prefix:  ${CMAKE_INSTALL_PREFIX}
    Target system:   ${CMAKE_SYSTEM_NAME}
    Compiler:
-      C compiler:    ${CMAKE_C_COMPILER}
+      C compiler:    ${CMAKE_C_COMPILER} (${CMAKE_C_COMPILER_ID})
      CFLAGS:        ${CMAKE_C_FLAGS_${_build_type}} ${CMAKE_C_FLAGS}
 ")
--- a/deps/libuv/ChangeLog
+++ b/deps/libuv/ChangeLog
@ -1,4 +1,93 @@
-2021.07.21, Version 1.42.0 (Stable)
+2022.01.05, Version 1.43.0 (Stable)
+
+Changes since version 1.42.0:
+
+* run test named ip6_sin6_len (Jameson Nash)
+
+* docs: fix wrong information about scheduling (Mohamed Edrah)
+
+* unix: protect fork in uv_spawn from signals (Jameson Nash)
+
+* drop only successfully sent packets post sendmmsg (Supragya Raj)
+
+* test: fix typo in test-tty-escape-sequence-processing.c (Ikko Ashimine)
+
+* cmake: use standard installation layout always (Sylvain Corlay)
+
+* win,spawn: allow UNC path with forward slash (earnal)
+
+* win,fsevent: fix uv_fs_event_stop() assert (Ben Noordhuis)
+
+* unix: remove redundant include in unix.h (
+
+* doc: mark SmartOS as Tier 3 support (
+
+* doc: fix broken links for netbsd's sysctl manpage (
+
+* misc: adjust stalebot deadline (
+
+* test: remove `dns-server.c` as it is not used anywhere (
+
+* build: fix non-cmake android builds (
+
+* doc: replace pyuv with uvloop (
+
+* asan: fix some tests (
+
+* build: add experimental TSAN configuration (
+
+* pipe: remove useless assertion (
+
+* bsd: destroy mutex in uv__process_title_cleanup() (
+
+* build: add windows build to CI (
+
+* win,fs: fix error code in uv_fs_read() and uv_fs_write() ( Sen)
+
+* build: add macos-latest to ci matrix (
+
+* udp: fix &/&& typo in macro condition (
+
+* build: install cmake package module (Petr Menšík)
+
+* win: fix build for mingw32 (
+
+* build: fix build failures with MinGW new headers (erw7)
+
+* build: fix win build with cmake versions before v3.14 (
+
+* unix: support aarch64 in uv_cpu_info() (
+
+* linux: work around CIFS EPERM bug (
+
+* sunos: Oracle Developer Studio support (
+
+* Revert "sunos: Oracle Developer Studio support (
+
+* sunos: Oracle Developer Studio support (
+
+* stream: permit read after seeing EOF (
+
+* thread: initialize uv_thread_self for all threads (
+
+* kqueue: ignore write-end closed notifications (
+
+* macos: fix the cfdata length in uv__get_cpu_speed ( Bache)
+
+* unix,win: add uv_ip_name to get name from sockaddr (
+
+* win,test: fix a few typos (AJ Heller)
+
+* zos: use destructor for uv__threadpool_cleanup() ( Zhang)
+
+* linux: use MemAvailable instead of MemFree (
+
+* freebsd: call dlerror() only if necessary (
+
+* bsd,windows,zos: fix udp disconnect EINVAL (
+
+
+2021.07.21, Version 1.42.0 (Stable), 6ce14710da7079eb248868171f6343bc409ea3a4

 Changes since version 1.41.0:

--- a/deps/libuv/Makefile.am
+++ b/deps/libuv/Makefile.am
@ -141,7 +141,6 @@ endif

 test_run_tests_LDFLAGS =
 test_run_tests_SOURCES = test/blackhole-server.c \
-                         test/dns-server.c \
                         test/echo-server.c \
                         test/run-tests.c \
                         test/runner.c \
@ -193,6 +192,7 @@ test_run_tests_SOURCES = test/blackhole-server.c \
                         test/test-idna.c \
                         test/test-ip4-addr.c \
                         test/test-ip6-addr.c \
+                         test/test-ip-name.c \
                         test/test-ipc-heavy-traffic-deadlock-bug.c \
                         test/test-ipc-send-recv.c \
                         test/test-ipc.c \
@ -207,7 +207,6 @@ test_run_tests_SOURCES = test/blackhole-server.c \
                         test/test-multiple-listen.c \
                         test/test-mutexes.c \
                         test/test-not-readable-nor-writable-on-read-error.c \
-                         test/test-not-readable-on-eof.c \
                         test/test-not-writable-after-shutdown.c \
                         test/test-osx-select.c \
                         test/test-pass-always.c \
@ -235,6 +234,7 @@ test_run_tests_SOURCES = test/blackhole-server.c \
                         test/test-process-title-threadsafe.c \
                         test/test-queue-foreach-delete.c \
                         test/test-random.c \
+                         test/test-readable-on-eof.c \
                         test/test-ref.c \
                         test/test-run-nowait.c \
                         test/test-run-once.c \
@ -291,6 +291,7 @@ test_run_tests_SOURCES = test/blackhole-server.c \
                         test/test-udp-alloc-cb-fail.c \
                         test/test-udp-bind.c \
                         test/test-udp-connect.c \
+                         test/test-udp-connect6.c \
                         test/test-udp-create-socket-early.c \
                         test/test-udp-dgram-too-big.c \
                         test/test-udp-ipv6.c \
@ -390,10 +391,7 @@ if ANDROID
 uvinclude_HEADERS += include/uv/android-ifaddrs.h
 libuv_la_CFLAGS += -D_GNU_SOURCE
 libuv_la_SOURCES += src/unix/android-ifaddrs.c \
-                    src/unix/pthread-fixes.c \
-                    src/unix/random-getrandom.c \
-                    src/unix/random-sysctl-linux.c \
-                    src/unix/epoll.c
+                    src/unix/pthread-fixes.c
 endif

 if CYGWIN
--- a/deps/libuv/README.md
+++ b/deps/libuv/README.md
@ -5,7 +5,7 @@
 libuv is a multi-platform support library with a focus on asynchronous I/O. It
 was primarily developed for use by [Node.js][], but it's also
 used by [Luvit](http://luvit.io/), [Julia](http://julialang.org/),
-[pyuv](https://github.com/saghul/pyuv), and [others](https://github.com/libuv/libuv/blob/v1.x/LINKS.md).
+[uvloop](https://github.com/MagicStack/uvloop), and [others](https://github.com/libuv/libuv/blob/v1.x/LINKS.md).

 ## Feature highlights

--- a/deps/libuv/SUPPORTED_PLATFORMS.md
+++ b/deps/libuv/SUPPORTED_PLATFORMS.md
@ -10,7 +10,7 @@
 | IBM i | Tier 2 | >= IBM i 7.2 | Maintainers: @libuv/ibmi |
 | z/OS | Tier 2 | >= V2R2 | Maintainers: @libuv/zos |
 | Linux with musl | Tier 2 | musl >= 1.0 | |
-| SmartOS | Tier 2 | >= 14.4 | Maintainers: @libuv/smartos |
+| SmartOS | Tier 3 | >= 14.4 | |
 | Android | Tier 3 | NDK >= r15b | |
 | MinGW | Tier 3 | MinGW32 and MinGW-w64 | |
 | SunOS | Tier 3 | Solaris 121 and later | |
--- a/deps/libuv/configure.ac
+++ b/deps/libuv/configure.ac
@ -13,7 +13,7 @@
 # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

 AC_PREREQ(2.57)
-AC_INIT([libuv], [1.42.0], [https://github.com/libuv/libuv/issues])
+AC_INIT([libuv], [1.43.0], [https://github.com/libuv/libuv/issues])
 AC_CONFIG_MACRO_DIR([m4])
 m4_include([m4/libuv-extra-automake-flags.m4])
 m4_include([m4/as_case.m4])
--- a/deps/libuv/docs/src/guide/basics.rst
+++ b/deps/libuv/docs/src/guide/basics.rst
@ -42,7 +42,7 @@ as other activities and other I/O operations are kept waiting.

 One of the standard solutions is to use threads. Each blocking I/O operation is
 started in a separate thread (or in a thread pool). When the blocking function
-gets invoked in the thread, the processor can schedule another thread to run,
+gets invoked in the thread, the operating system can schedule another thread to run,
 which actually needs the CPU.

 The approach followed by libuv uses another style, which is the **asynchronous,
--- a/deps/libuv/docs/src/index.rst
+++ b/deps/libuv/docs/src/index.rst
@ -7,7 +7,7 @@ Overview

 libuv is a multi-platform support library with a focus on asynchronous I/O. It
 was primarily developed for use by `Node.js`_, but it's also used by `Luvit`_,
-`Julia`_, `pyuv`_, and `others`_.
+`Julia`_, `uvloop`_, and `others`_.

 .. note::
    In case you find errors in this documentation you can help by sending
@ -16,7 +16,7 @@ was primarily developed for use by `Node.js`_, but it's also used by `Luvit`_,
 .. _Node.js: https://nodejs.org
 .. _Luvit: https://luvit.io
 .. _Julia: https://julialang.org
-.. _pyuv: https://github.com/saghul/pyuv
+.. _uvloop: https://github.com/MagicStack/uvloop
 .. _others: https://github.com/libuv/libuv/blob/v1.x/LINKS.md


--- a/deps/libuv/docs/src/misc.rst
+++ b/deps/libuv/docs/src/misc.rst
@ -377,6 +377,10 @@ API

    Convert a binary structure containing an IPv6 address to a string.

+.. c:function:: int uv_ip_name(const struct sockaddr *src, char *dst, size_t size)
+
+    Convert a binary structure containing an IPv4 address or an IPv6 address to a string.
+
 .. c:function:: int uv_inet_ntop(int af, const void* src, char* dst, size_t size)
 .. c:function:: int uv_inet_pton(int af, const char* src, void* dst)

@ -732,7 +736,7 @@ API
      :man:`sysctl(2)`.
    - FreeBSD: `getrandom(2) <https://www.freebsd.org/cgi/man.cgi?query=getrandom&sektion=2>_`,
      or `/dev/urandom` after reading from `/dev/random` once.
-    - NetBSD: `KERN_ARND` `sysctl(3) <https://netbsd.gw.com/cgi-bin/man-cgi?sysctl+3+NetBSD-current>_`
+    - NetBSD: `KERN_ARND` `sysctl(7) <https://man.netbsd.org/sysctl.7>_`
    - macOS, OpenBSD: `getentropy(2) <https://man.openbsd.org/getentropy.2>_`
      if available, or `/dev/urandom` after reading from `/dev/random` once.
    - AIX: `/dev/random`.
--- a/deps/libuv/include/uv.h
+++ b/deps/libuv/include/uv.h
@ -45,6 +45,8 @@ extern "C" {
 # endif
 #elif __GNUC__ >= 4
 # define UV_EXTERN __attribute__((visibility("default")))
+#elif defined(__SUNPRO_C) && (__SUNPRO_C >= 0x550) /* Sun Studio >= 8 */
+# define UV_EXTERN __global
 #else
 # define UV_EXTERN /* nothing */
 #endif
@ -1658,6 +1660,7 @@ UV_EXTERN int uv_ip6_addr(const char* ip, int port, struct sockaddr_in6* addr);

 UV_EXTERN int uv_ip4_name(const struct sockaddr_in* src, char* dst, size_t size);
 UV_EXTERN int uv_ip6_name(const struct sockaddr_in6* src, char* dst, size_t size);
+UV_EXTERN int uv_ip_name(const struct sockaddr* src, char* dst, size_t size);

 UV_EXTERN int uv_inet_ntop(int af, const void* src, char* dst, size_t size);
 UV_EXTERN int uv_inet_pton(int af, const char* src, void* dst);
--- a/deps/libuv/include/uv/unix.h
+++ b/deps/libuv/include/uv/unix.h
@ -65,12 +65,10 @@
 # include "uv/bsd.h"
 #elif defined(__CYGWIN__) || \
      defined(__MSYS__)   || \
+      defined(__HAIKU__)  || \
+      defined(__QNX__)    || \
      defined(__GNU__)
 # include "uv/posix.h"
-#elif defined(__HAIKU__)
-# include "uv/posix.h"
-#elif defined(__QNX__)
-# include "uv/posix.h"
 #endif

 #ifndef NI_MAXHOST
--- a/deps/libuv/include/uv/version.h
+++ b/deps/libuv/include/uv/version.h
@ -31,7 +31,7 @@
 */

 #define UV_VERSION_MAJOR 1
-#define UV_VERSION_MINOR 42
+#define UV_VERSION_MINOR 43
 #define UV_VERSION_PATCH 0
 #define UV_VERSION_IS_RELEASE 1
 #define UV_VERSION_SUFFIX ""
--- a/deps/libuv/include/uv/win.h
+++ b/deps/libuv/include/uv/win.h
@ -45,7 +45,14 @@ typedef struct pollfd {
 #endif

 #include <mswsock.h>
+// Disable the typedef in mstcpip.h of MinGW.
+#define _TCP_INITIAL_RTO_PARAMETERS _TCP_INITIAL_RTO_PARAMETERS__AVOID
+#define TCP_INITIAL_RTO_PARAMETERS TCP_INITIAL_RTO_PARAMETERS__AVOID
+#define PTCP_INITIAL_RTO_PARAMETERS PTCP_INITIAL_RTO_PARAMETERS__AVOID
 #include <ws2tcpip.h>
+#undef _TCP_INITIAL_RTO_PARAMETERS
+#undef TCP_INITIAL_RTO_PARAMETERS
+#undef PTCP_INITIAL_RTO_PARAMETERS
 #include <windows.h>

 #include <process.h>
--- a/deps/libuv/src/threadpool.c
+++ b/deps/libuv/src/threadpool.c
@ -160,13 +160,20 @@ static void post(QUEUE* q, enum uv__work_kind kind) {
 }


+#ifdef __MVS__
+/* TODO(itodorov) - zos: revisit when Woz compiler is available. */
+__attribute__((destructor))
+#endif
 void uv__threadpool_cleanup(void) {
  unsigned int i;

  if (nthreads == 0)
    return;

+#ifndef __MVS__
+  /* TODO(gabylb) - zos: revisit when Woz compiler is available. */
  post(&exit_message, UV__WORK_CPU);
+#endif

  for (i = 0; i < nthreads; i++)
    if (uv_thread_join(threads + i))
--- a/deps/libuv/src/unix/bsd-proctitle.c
+++ b/deps/libuv/src/unix/bsd-proctitle.c
@ -38,9 +38,7 @@ static void init_process_title_mutex_once(void) {


 void uv__process_title_cleanup(void) {
-  /* TODO(bnoordhuis) uv_mutex_destroy(&process_title_mutex)
-   * and reset process_title_mutex_once?
-   */
+  uv_mutex_destroy(&process_title_mutex);
 }


--- a/deps/libuv/src/unix/darwin.c
+++ b/deps/libuv/src/unix/darwin.c
@ -280,14 +280,18 @@ static int uv__get_cpu_speed(uint64_t* speed) {
                                                    NULL,
                                                    0);
        if (freq_ref) {
-          uint32_t freq;
+          const UInt8* freq_ref_ptr = pCFDataGetBytePtr(freq_ref);
          CFIndex len = pCFDataGetLength(freq_ref);
-          CFRange range;
-          range.location = 0;
-          range.length = len;
+          if (len == 8)
+            memcpy(speed, freq_ref_ptr, 8);
+          else if (len == 4) {
+            uint32_t v;
+            memcpy(&v, freq_ref_ptr, 4);
+            *speed = v;
+          } else {
+            *speed = 0;
+          }

-          pCFDataGetBytes(freq_ref, range, (UInt8*)&freq);
-          *speed = freq;
          pCFRelease(freq_ref);
          pCFRelease(data);
          break;
--- a/deps/libuv/src/unix/dl.c
+++ b/deps/libuv/src/unix/dl.c
@ -53,7 +53,7 @@ void uv_dlclose(uv_lib_t* lib) {
 int uv_dlsym(uv_lib_t* lib, const char* name, void** ptr) {
  dlerror(); /* Reset error status. */
  *ptr = dlsym(lib->handle, name);
-  return uv__dlerror(lib);
+  return *ptr ? 0 : uv__dlerror(lib);
 }


--- a/deps/libuv/src/unix/fs.c
+++ b/deps/libuv/src/unix/fs.c
@ -946,6 +946,71 @@ static int uv__is_buggy_cephfs(int fd) {

  return uv__kernel_version() < /* 4.20.0 */ 0x041400;
 }
+
+
+static int uv__is_cifs_or_smb(int fd) {
+  struct statfs s;
+
+  if (-1 == fstatfs(fd, &s))
+    return 0;
+
+  switch ((unsigned) s.f_type) {
+  case 0x0000517Bu:  /* SMB */
+  case 0xFE534D42u:  /* SMB2 */
+  case 0xFF534D42u:  /* CIFS */
+    return 1;
+  }
+
+  return 0;
+}
+
+
+static ssize_t uv__fs_try_copy_file_range(int in_fd, off_t* off,
+                                          int out_fd, size_t len) {
+  static int no_copy_file_range_support;
+  ssize_t r;
+
+  if (uv__load_relaxed(&no_copy_file_range_support)) {
+    errno = ENOSYS;
+    return -1;
+  }
+
+  r = uv__fs_copy_file_range(in_fd, off, out_fd, NULL, len, 0);
+
+  if (r != -1)
+    return r;
+
+  switch (errno) {
+  case EACCES:
+    /* Pre-4.20 kernels have a bug where CephFS uses the RADOS
+     * copy-from command when it shouldn't.
+     */
+    if (uv__is_buggy_cephfs(in_fd))
+      errno = ENOSYS;  /* Use fallback. */
+    break;
+  case ENOSYS:
+    uv__store_relaxed(&no_copy_file_range_support, 1);
+    break;
+  case EPERM:
+    /* It's been reported that CIFS spuriously fails.
+     * Consider it a transient error.
+     */
+    if (uv__is_cifs_or_smb(out_fd))
+      errno = ENOSYS;  /* Use fallback. */
+    break;
+  case ENOTSUP:
+  case EXDEV:
+    /* ENOTSUP - it could work on another file system type.
+     * EXDEV - it will not work when in_fd and out_fd are not on the same
+     *         mounted filesystem (pre Linux 5.3)
+     */
+    errno = ENOSYS;  /* Use fallback. */
+    break;
+  }
+
+  return -1;
+}
+
 #endif  /* __linux__ */


@ -960,40 +1025,21 @@ static ssize_t uv__fs_sendfile(uv_fs_t* req) {
  {
    off_t off;
    ssize_t r;
+    size_t len;
+    int try_sendfile;

    off = req->off;
+    len = req->bufsml[0].len;
+    try_sendfile = 1;

 #ifdef __linux__
-    {
-      static int no_copy_file_range_support;
-
-      if (uv__load_relaxed(&no_copy_file_range_support) == 0) {
-        r = uv__fs_copy_file_range(in_fd, &off, out_fd, NULL, req->bufsml[0].len, 0);
-
-        if (r == -1 && errno == ENOSYS) {
-          /* ENOSYS - it will never work */
-          errno = 0;
-          uv__store_relaxed(&no_copy_file_range_support, 1);
-        } else if (r == -1 && errno == EACCES && uv__is_buggy_cephfs(in_fd)) {
-          /* EACCES - pre-4.20 kernels have a bug where CephFS uses the RADOS
-                      copy-from command when it shouldn't */
-          errno = 0;
-          uv__store_relaxed(&no_copy_file_range_support, 1);
-        } else if (r == -1 && (errno == ENOTSUP || errno == EXDEV)) {
-          /* ENOTSUP - it could work on another file system type */
-          /* EXDEV - it will not work when in_fd and out_fd are not on the same
-                     mounted filesystem (pre Linux 5.3) */
-          errno = 0;
-        } else {
-          goto ok;
-        }
-      }
-    }
+    r = uv__fs_try_copy_file_range(in_fd, &off, out_fd, len);
+    try_sendfile = (r == -1 && errno == ENOSYS);
 #endif

-    r = sendfile(out_fd, in_fd, &off, req->bufsml[0].len);
+    if (try_sendfile)
+      r = sendfile(out_fd, in_fd, &off, len);

-ok:
    /* sendfile() on SunOS returns EINVAL if the target fd is not a socket but
     * it still writes out data. Fortunately, we can detect it by checking if
     * the offset has been updated.
@ -1277,22 +1323,15 @@ static ssize_t uv__fs_copyfile(uv_fs_t* req) {
  if (fchmod(dstfd, src_statsbuf.st_mode) == -1) {
    err = UV__ERR(errno);
 #ifdef __linux__
-    if (err != UV_EPERM)
-      goto out;
-
-    {
-      struct statfs s;
-
    /* fchmod() on CIFS shares always fails with EPERM unless the share is
     * mounted with "noperm". As fchmod() is a meaningless operation on such
     * shares anyway, detect that condition and squelch the error.
     */
-      if (fstatfs(dstfd, &s) == -1)
+    if (err != UV_EPERM)
      goto out;

-      if ((unsigned) s.f_type != /* CIFS */ 0xFF534D42u)
+    if (!uv__is_cifs_or_smb(dstfd))
      goto out;
-    }

    err = 0;
 #else  /* !__linux__ */
--- a/deps/libuv/src/unix/kqueue.c
+++ b/deps/libuv/src/unix/kqueue.c
@ -326,6 +326,8 @@ void uv__io_poll(uv_loop_t* loop, int timeout) {
            if (errno != ENOENT)
              abort();
        }
+        if ((ev->flags & EV_EOF) && (w->pevents & UV__POLLRDHUP))
+          revents |= UV__POLLRDHUP;
      }

      if (ev->filter == EV_OOBAND) {
@ -359,9 +361,6 @@ void uv__io_poll(uv_loop_t* loop, int timeout) {
      if (ev->flags & EV_ERROR)
        revents |= POLLERR;

-      if ((ev->flags & EV_EOF) && (w->pevents & UV__POLLRDHUP))
-        revents |= UV__POLLRDHUP;
-
      if (revents == 0)
        continue;

--- a/deps/libuv/src/unix/linux-core.c
+++ b/deps/libuv/src/unix/linux-core.c
@ -365,24 +365,30 @@ static int read_models(unsigned int numcpus, uv_cpu_info_t* ci) {
  const char* inferred_model;
  unsigned int model_idx;
  unsigned int speed_idx;
+  unsigned int part_idx;
  char buf[1024];
  char* model;
  FILE* fp;
+  int model_id;

  /* Most are unused on non-ARM, non-MIPS and non-x86 architectures. */
  (void) &model_marker;
  (void) &speed_marker;
  (void) &speed_idx;
+  (void) &part_idx;
  (void) &model;
  (void) &buf;
  (void) &fp;
+  (void) &model_id;

  model_idx = 0;
  speed_idx = 0;
+  part_idx = 0;

 #if defined(__arm__) || \
    defined(__i386__) || \
    defined(__mips__) || \
+    defined(__aarch64__) || \
    defined(__PPC__) || \
    defined(__x86_64__)
  fp = uv__open_file("/proc/cpuinfo");
@ -402,11 +408,96 @@ static int read_models(unsigned int numcpus, uv_cpu_info_t* ci) {
        continue;
      }
    }
-#if defined(__arm__) || defined(__mips__)
+#if defined(__arm__) || defined(__mips__) || defined(__aarch64__)
    if (model_idx < numcpus) {
 #if defined(__arm__)
      /* Fallback for pre-3.8 kernels. */
      static const char model_marker[] = "Processor\t: ";
+#elif defined(__aarch64__)
+      static const char part_marker[] = "CPU part\t: ";
+
+      /* Adapted from: https://github.com/karelzak/util-linux */
+      struct vendor_part {
+        const int id;
+        const char* name;
+      };
+
+      static const struct vendor_part arm_chips[] = {
+        { 0x811, "ARM810" },
+        { 0x920, "ARM920" },
+        { 0x922, "ARM922" },
+        { 0x926, "ARM926" },
+        { 0x940, "ARM940" },
+        { 0x946, "ARM946" },
+        { 0x966, "ARM966" },
+        { 0xa20, "ARM1020" },
+        { 0xa22, "ARM1022" },
+        { 0xa26, "ARM1026" },
+        { 0xb02, "ARM11 MPCore" },
+        { 0xb36, "ARM1136" },
+        { 0xb56, "ARM1156" },
+        { 0xb76, "ARM1176" },
+        { 0xc05, "Cortex-A5" },
+        { 0xc07, "Cortex-A7" },
+        { 0xc08, "Cortex-A8" },
+        { 0xc09, "Cortex-A9" },
+        { 0xc0d, "Cortex-A17" },  /* Originally A12 */
+        { 0xc0f, "Cortex-A15" },
+        { 0xc0e, "Cortex-A17" },
+        { 0xc14, "Cortex-R4" },
+        { 0xc15, "Cortex-R5" },
+        { 0xc17, "Cortex-R7" },
+        { 0xc18, "Cortex-R8" },
+        { 0xc20, "Cortex-M0" },
+        { 0xc21, "Cortex-M1" },
+        { 0xc23, "Cortex-M3" },
+        { 0xc24, "Cortex-M4" },
+        { 0xc27, "Cortex-M7" },
+        { 0xc60, "Cortex-M0+" },
+        { 0xd01, "Cortex-A32" },
+        { 0xd03, "Cortex-A53" },
+        { 0xd04, "Cortex-A35" },
+        { 0xd05, "Cortex-A55" },
+        { 0xd06, "Cortex-A65" },
+        { 0xd07, "Cortex-A57" },
+        { 0xd08, "Cortex-A72" },
+        { 0xd09, "Cortex-A73" },
+        { 0xd0a, "Cortex-A75" },
+        { 0xd0b, "Cortex-A76" },
+        { 0xd0c, "Neoverse-N1" },
+        { 0xd0d, "Cortex-A77" },
+        { 0xd0e, "Cortex-A76AE" },
+        { 0xd13, "Cortex-R52" },
+        { 0xd20, "Cortex-M23" },
+        { 0xd21, "Cortex-M33" },
+        { 0xd41, "Cortex-A78" },
+        { 0xd42, "Cortex-A78AE" },
+        { 0xd4a, "Neoverse-E1" },
+        { 0xd4b, "Cortex-A78C" },
+      };
+
+      if (strncmp(buf, part_marker, sizeof(part_marker) - 1) == 0) {
+        model = buf + sizeof(part_marker) - 1;
+
+        errno = 0;
+        model_id = strtol(model, NULL, 16);
+        if ((errno != 0) || model_id < 0) {
+          fclose(fp);
+          return UV_EINVAL;
+        }
+
+        for (part_idx = 0; part_idx < ARRAY_SIZE(arm_chips); part_idx++) {
+          if (model_id == arm_chips[part_idx].id) {
+            model = uv__strdup(arm_chips[part_idx].name);
+            if (model == NULL) {
+              fclose(fp);
+              return UV_ENOMEM;
+            }
+            ci[model_idx++].model = model;
+            break;
+          }
+        }
+      }
 #else	/* defined(__mips__) */
      static const char model_marker[] = "cpu model\t\t: ";
 #endif
@ -421,18 +512,18 @@ static int read_models(unsigned int numcpus, uv_cpu_info_t* ci) {
        continue;
      }
    }
-#else  /* !__arm__ && !__mips__ */
+#else  /* !__arm__ && !__mips__ && !__aarch64__ */
    if (speed_idx < numcpus) {
      if (strncmp(buf, speed_marker, sizeof(speed_marker) - 1) == 0) {
        ci[speed_idx++].speed = atoi(buf + sizeof(speed_marker) - 1);
        continue;
      }
    }
-#endif  /* __arm__ || __mips__ */
+#endif  /* __arm__ || __mips__ || __aarch64__ */
  }

  fclose(fp);
-#endif  /* __arm__ || __i386__ || __mips__ || __PPC__ || __x86_64__ */
+#endif  /* __arm__ || __i386__ || __mips__ || __PPC__ || __x86_64__ || __aarch__ */

  /* Now we want to make sure that all the models contain *something* because
   * it's not safe to leave them as null. Copy the last entry unless there
@ -697,7 +788,7 @@ uint64_t uv_get_free_memory(void) {
  struct sysinfo info;
  uint64_t rc;

-  rc = uv__read_proc_meminfo("MemFree:");
+  rc = uv__read_proc_meminfo("MemAvailable:");

  if (rc != 0)
    return rc;
--- a/deps/libuv/src/unix/os390-syscalls.c
+++ b/deps/libuv/src/unix/os390-syscalls.c
@ -136,6 +136,11 @@ static void maybe_resize(uv__os390_epoll* lst, unsigned int len) {
 }


+void uv__os390_cleanup(void) {
+  msgctl(uv_backend_fd(uv_default_loop()), IPC_RMID, NULL);
+}
+
+
 static void init_message_queue(uv__os390_epoll* lst) {
  struct {
    long int header;
--- a/deps/libuv/src/unix/os390-syscalls.h
+++ b/deps/libuv/src/unix/os390-syscalls.h
@ -70,5 +70,6 @@ int sem_destroy(UV_PLATFORM_SEM_T* semid);
 int sem_post(UV_PLATFORM_SEM_T* semid);
 int sem_trywait(UV_PLATFORM_SEM_T* semid);
 int sem_wait(UV_PLATFORM_SEM_T* semid);
+void uv__os390_cleanup(void);

 #endif /* UV_OS390_SYSCALL_H_ */
--- a/deps/libuv/src/unix/process.c
+++ b/deps/libuv/src/unix/process.c
@ -26,6 +26,7 @@
 #include <stdlib.h>
 #include <assert.h>
 #include <errno.h>
+#include <signal.h>

 #include <sys/types.h>
 #include <sys/wait.h>
@ -216,13 +217,32 @@ static void uv__process_child_init(const uv_process_options_t* options,
                                   int stdio_count,
                                   int (*pipes)[2],
                                   int error_fd) {
-  sigset_t set;
+  sigset_t signewset;
  int close_fd;
  int use_fd;
-  int err;
  int fd;
  int n;

+  /* Reset signal disposition first. Use a hard-coded limit because NSIG is not
+   * fixed on Linux: it's either 32, 34 or 64, depending on whether RT signals
+   * are enabled. We are not allowed to touch RT signal handlers, glibc uses
+   * them internally.
+   */
+  for (n = 1; n < 32; n += 1) {
+    if (n == SIGKILL || n == SIGSTOP)
+      continue;  /* Can't be changed. */
+
+#if defined(__HAIKU__)
+    if (n == SIGKILLTHR)
+      continue;  /* Can't be changed. */
+#endif
+
+    if (SIG_ERR != signal(n, SIG_DFL))
+      continue;
+
+    uv__write_errno(error_fd);
+  }
+
  if (options->flags & UV_PROCESS_DETACHED)
    setsid();

@ -304,32 +324,10 @@ static void uv__process_child_init(const uv_process_options_t* options,
    environ = options->env;
  }

-  /* Reset signal disposition.  Use a hard-coded limit because NSIG
-   * is not fixed on Linux: it's either 32, 34 or 64, depending on
-   * whether RT signals are enabled.  We are not allowed to touch
-   * RT signal handlers, glibc uses them internally.
-   */
-  for (n = 1; n < 32; n += 1) {
-    if (n == SIGKILL || n == SIGSTOP)
-      continue;  /* Can't be changed. */
-
-#if defined(__HAIKU__)
-    if (n == SIGKILLTHR)
-      continue;  /* Can't be changed. */
-#endif
-
-    if (SIG_ERR != signal(n, SIG_DFL))
-      continue;
-
-    uv__write_errno(error_fd);
-  }
-
-  /* Reset signal mask. */
-  sigemptyset(&set);
-  err = pthread_sigmask(SIG_SETMASK, &set, NULL);
-
-  if (err != 0)
-    uv__write_errno(error_fd);
+  /* Reset signal mask just before exec. */
+  sigemptyset(&signewset);
+  if (sigprocmask(SIG_SETMASK, &signewset, NULL) != 0)
+    abort();

 #ifdef __MVS__
  execvpe(options->file, options->args, environ);
@ -338,6 +336,7 @@ static void uv__process_child_init(const uv_process_options_t* options,
 #endif

  uv__write_errno(error_fd);
+  abort();
 }
 #endif

@ -349,6 +348,8 @@ int uv_spawn(uv_loop_t* loop,
  /* fork is marked __WATCHOS_PROHIBITED __TVOS_PROHIBITED. */
  return UV_ENOSYS;
 #else
+  sigset_t signewset;
+  sigset_t sigoldset;
  int signal_pipe[2] = { -1, -1 };
  int pipes_storage[8][2];
  int (*pipes)[2];
@ -423,25 +424,41 @@ int uv_spawn(uv_loop_t* loop,

  /* Acquire write lock to prevent opening new fds in worker threads */
  uv_rwlock_wrlock(&loop->cloexec_lock);
-  pid = fork();

-  if (pid == -1) {
-    err = UV__ERR(errno);
-    uv_rwlock_wrunlock(&loop->cloexec_lock);
-    uv__close(signal_pipe[0]);
-    uv__close(signal_pipe[1]);
-    goto error;
-  }
-
-  if (pid == 0) {
-    uv__process_child_init(options, stdio_count, pipes, signal_pipe[1]);
+  /* Start the child with most signals blocked, to avoid any issues before we
+   * can reset them, but allow program failures to exit (and not hang). */
+  sigfillset(&signewset);
+  sigdelset(&signewset, SIGKILL);
+  sigdelset(&signewset, SIGSTOP);
+  sigdelset(&signewset, SIGTRAP);
+  sigdelset(&signewset, SIGSEGV);
+  sigdelset(&signewset, SIGBUS);
+  sigdelset(&signewset, SIGILL);
+  sigdelset(&signewset, SIGSYS);
+  sigdelset(&signewset, SIGABRT);
+  if (pthread_sigmask(SIG_BLOCK, &signewset, &sigoldset) != 0)
+    abort();
+
+  pid = fork();
+  if (pid == -1)
+    err = UV__ERR(errno);
+
+  if (pid == 0)
+    uv__process_child_init(options, stdio_count, pipes, signal_pipe[1]);
+
+  if (pthread_sigmask(SIG_SETMASK, &sigoldset, NULL) != 0)
    abort();
-  }

  /* Release lock in parent process */
  uv_rwlock_wrunlock(&loop->cloexec_lock);
+
  uv__close(signal_pipe[1]);

+  if (pid == -1) {
+    uv__close(signal_pipe[0]);
+    goto error;
+  }
+
  process->status = 0;
  exec_errorno = 0;
  do
--- a/deps/libuv/src/unix/stream.c
+++ b/deps/libuv/src/unix/stream.c
@ -1010,7 +1010,6 @@ uv_handle_type uv__handle_type(int fd) {
 static void uv__stream_eof(uv_stream_t* stream, const uv_buf_t* buf) {
  stream->flags |= UV_HANDLE_READ_EOF;
  stream->flags &= ~UV_HANDLE_READING;
-  stream->flags &= ~UV_HANDLE_READABLE;
  uv__io_stop(stream->loop, &stream->io_watcher, POLLIN);
  uv__handle_stop(stream);
  uv__stream_osx_interrupt_select(stream);
@ -1550,15 +1549,12 @@ int uv__read_start(uv_stream_t* stream,
  assert(stream->type == UV_TCP || stream->type == UV_NAMED_PIPE ||
      stream->type == UV_TTY);

-  /* The UV_HANDLE_READING flag is irrelevant of the state of the tcp - it just
-   * expresses the desired state of the user.
-   */
+  /* The UV_HANDLE_READING flag is irrelevant of the state of the stream - it
+   * just expresses the desired state of the user. */
  stream->flags |= UV_HANDLE_READING;
+  stream->flags &= ~UV_HANDLE_READ_EOF;

  /* TODO: try to do the read inline? */
-  /* TODO: keep track of tcp state. If we've gotten a EOF then we should
-   * not start the IO watcher.
-   */
  assert(uv__stream_fd(stream) >= 0);
  assert(alloc_cb);

--- a/deps/libuv/src/unix/udp.c
+++ b/deps/libuv/src/unix/udp.c
@ -375,8 +375,11 @@ write_queue_drain:
    return;
  }

+  /* Safety: npkts known to be >0 below. Hence cast from ssize_t
+   * to size_t safe.
+   */
  for (i = 0, q = QUEUE_HEAD(&handle->write_queue);
-       i < pkts && q != &handle->write_queue;
+       i < (size_t)npkts && q != &handle->write_queue;
       ++i, q = QUEUE_HEAD(&handle->write_queue)) {
    assert(q != NULL);
    req = QUEUE_DATA(q, uv_udp_send_t, queue);
@ -651,28 +654,71 @@ int uv__udp_connect(uv_udp_t* handle,
  return 0;
 }

-
+/* From https://pubs.opengroup.org/onlinepubs/9699919799/functions/connect.html
+ * Any of uv supported UNIXs kernel should be standardized, but the kernel 
+ * implementation logic not same, let's use pseudocode to explain the udp
+ * disconnect behaviors:
+ * 
+ * Predefined stubs for pseudocode:
+ *   1. sodisconnect: The function to perform the real udp disconnect
+ *   2. pru_connect: The function to perform the real udp connect
+ *   3. so: The kernel object match with socket fd
+ *   4. addr: The sockaddr parameter from user space
+ * 
+ * BSDs:
+ *   if(sodisconnect(so) == 0) { // udp disconnect succeed
+ *     if (addr->sa_len != so->addr->sa_len) return EINVAL;
+ *     if (addr->sa_family != so->addr->sa_family) return EAFNOSUPPORT;
+ *     pru_connect(so);
+ *   }
+ *   else return EISCONN;
+ *
+ * z/OS (same with Windows):
+ *   if(addr->sa_len < so->addr->sa_len) return EINVAL;
+ *   if (addr->sa_family == AF_UNSPEC) sodisconnect(so);
+ *
+ * AIX:
+ *   if(addr->sa_len != sizeof(struct sockaddr)) return EINVAL; // ignore ip proto version
+ *   if (addr->sa_family == AF_UNSPEC) sodisconnect(so);
+ *
+ * Linux,Others:
+ *   if(addr->sa_len < sizeof(struct sockaddr)) return EINVAL;
+ *   if (addr->sa_family == AF_UNSPEC) sodisconnect(so);
+ */
 int uv__udp_disconnect(uv_udp_t* handle) {
    int r;
+#if defined(__MVS__)
+    struct sockaddr_storage addr;
+#else
    struct sockaddr addr;
+#endif

    memset(&addr, 0, sizeof(addr));
    
+#if defined(__MVS__)
+    addr.ss_family = AF_UNSPEC;
+#else
    addr.sa_family = AF_UNSPEC;
+#endif
    
    do {
      errno = 0;
-      r = connect(handle->io_watcher.fd, &addr, sizeof(addr));
+      r = connect(handle->io_watcher.fd, (struct sockaddr*) &addr, sizeof(addr));
    } while (r == -1 && errno == EINTR);

-    if (r == -1 && errno != EAFNOSUPPORT)
+    if (r == -1) {
+#if defined(BSD)  /* The macro BSD is from sys/param.h */
+      if (errno != EAFNOSUPPORT && errno != EINVAL)
        return UV__ERR(errno);
+#else
+      return UV__ERR(errno);
+#endif
+    }

    handle->flags &= ~UV_HANDLE_UDP_CONNECTED;
    return 0;
 }

-
 int uv__udp_send(uv_udp_send_t* req,
                 uv_udp_t* handle,
                 const uv_buf_t bufs[],
@ -880,7 +926,7 @@ static int uv__udp_set_membership6(uv_udp_t* handle,
 #if !defined(__OpenBSD__) &&                                        \
    !defined(__NetBSD__) &&                                         \
    !defined(__ANDROID__) &&                                        \
-    !defined(__DragonFly__) &                                       \
+    !defined(__DragonFly__) &&                                      \
    !defined(__QNX__)
 static int uv__udp_set_source_membership4(uv_udp_t* handle,
                                          const struct sockaddr_in* multicast_addr,
--- a/deps/libuv/src/uv-common.c
+++ b/deps/libuv/src/uv-common.c
@ -274,6 +274,20 @@ int uv_ip6_name(const struct sockaddr_in6* src, char* dst, size_t size) {
 }


+int uv_ip_name(const struct sockaddr *src, char *dst, size_t size) {
+  switch (src->sa_family) {
+  case AF_INET:
+    return uv_inet_ntop(AF_INET, &((struct sockaddr_in *)src)->sin_addr,
+                        dst, size);
+  case AF_INET6:
+    return uv_inet_ntop(AF_INET6, &((struct sockaddr_in6 *)src)->sin6_addr,
+                        dst, size);
+  default:
+    return UV_EAFNOSUPPORT;
+  }
+}
+
+
 int uv_tcp_bind(uv_tcp_t* handle,
                const struct sockaddr* addr,
                unsigned int flags) {
@ -887,7 +901,12 @@ void uv_library_shutdown(void) {

  uv__process_title_cleanup();
  uv__signal_cleanup();
+#ifdef __MVS__
+  /* TODO(itodorov) - zos: revisit when Woz compiler is available. */
+  uv__os390_cleanup();
+#else
  uv__threadpool_cleanup();
+#endif
  uv__store_relaxed(&was_shutdown, 1);
 }

--- a/deps/libuv/src/win/fs-event.c
+++ b/deps/libuv/src/win/fs-event.c
@ -574,10 +574,10 @@ void uv_process_fs_event_req(uv_loop_t* loop, uv_req_t* req,
    handle->cb(handle, NULL, 0, uv_translate_sys_error(err));
  }

-  if (!(handle->flags & UV_HANDLE_CLOSING)) {
-    uv_fs_event_queue_readdirchanges(loop, handle);
-  } else {
+  if (handle->flags & UV_HANDLE_CLOSING) {
    uv_want_endgame(loop, (uv_handle_t*)handle);
+  } else if (uv__is_active(handle)) {
+    uv_fs_event_queue_readdirchanges(loop, handle);
  }
 }

--- a/deps/libuv/src/win/fs.c
+++ b/deps/libuv/src/win/fs.c
@ -758,7 +758,7 @@ void fs__read_filemap(uv_fs_t* req, struct uv__fd_info_s* fd_info) {
  void* view;

  if (rw_flags == UV_FS_O_WRONLY) {
-    SET_REQ_WIN32_ERROR(req, ERROR_ACCESS_DENIED);
+    SET_REQ_WIN32_ERROR(req, ERROR_INVALID_FLAGS);
    return;
  }
  if (fd_info->is_directory) {
@ -912,6 +912,11 @@ void fs__read(uv_fs_t* req) {
    SET_REQ_RESULT(req, bytes);
  } else {
    error = GetLastError();
+
+    if (error == ERROR_ACCESS_DENIED) {
+      error = ERROR_INVALID_FLAGS;
+    }
+
    if (error == ERROR_HANDLE_EOF) {
      SET_REQ_RESULT(req, bytes);
    } else {
@ -936,7 +941,7 @@ void fs__write_filemap(uv_fs_t* req, HANDLE file,
  FILETIME ft;

  if (rw_flags == UV_FS_O_RDONLY) {
-    SET_REQ_WIN32_ERROR(req, ERROR_ACCESS_DENIED);
+    SET_REQ_WIN32_ERROR(req, ERROR_INVALID_FLAGS);
    return;
  }
  if (fd_info->is_directory) {
@ -1052,6 +1057,7 @@ void fs__write(uv_fs_t* req) {
  OVERLAPPED overlapped, *overlapped_ptr;
  LARGE_INTEGER offset_;
  DWORD bytes;
+  DWORD error;
  int result;
  unsigned int index;
  LARGE_INTEGER original_position;
@ -1111,7 +1117,13 @@ void fs__write(uv_fs_t* req) {
  if (result || bytes > 0) {
    SET_REQ_RESULT(req, bytes);
  } else {
-    SET_REQ_WIN32_ERROR(req, GetLastError());
+    error = GetLastError();
+
+    if (error == ERROR_ACCESS_DENIED) {
+      error = ERROR_INVALID_FLAGS;
+    }
+
+    SET_REQ_WIN32_ERROR(req, error);
  }
 }

--- a/deps/libuv/src/win/pipe.c
+++ b/deps/libuv/src/win/pipe.c
@ -1252,7 +1252,6 @@ static DWORD WINAPI uv_pipe_writefile_thread_proc(void* parameter) {
  assert(req != NULL);
  assert(req->type == UV_WRITE);
  assert(handle->type == UV_NAMED_PIPE);
-  assert(req->write_buffer.base);

  result = WriteFile(handle->handle,
                     req->write_buffer.base,
@ -1797,7 +1796,6 @@ static void uv_pipe_read_eof(uv_loop_t* loop, uv_pipe_t* handle,
   * it. */
  eof_timer_destroy(handle);

-  handle->flags &= ~UV_HANDLE_READABLE;
  uv_read_stop((uv_stream_t*) handle);

  handle->read_cb((uv_stream_t*) handle, UV_EOF, &buf);
--- a/deps/libuv/src/win/process.c
+++ b/deps/libuv/src/win/process.c
@ -169,7 +169,9 @@ static WCHAR* search_path_join_test(const WCHAR* dir,
                                    size_t cwd_len) {
  WCHAR *result, *result_pos;
  DWORD attrs;
-  if (dir_len > 2 && dir[0] == L'\\' && dir[1] == L'\\') {
+  if (dir_len > 2 &&
+      ((dir[0] == L'\\' || dir[0] == L'/') &&
+       (dir[1] == L'\\' || dir[1] == L'/'))) {
    /* It's a UNC path so ignore cwd */
    cwd_len = 0;
  } else if (dir_len >= 1 && (dir[0] == L'/' || dir[0] == L'\\')) {
--- a/deps/libuv/src/win/tcp.c
+++ b/deps/libuv/src/win/tcp.c
@ -1044,7 +1044,6 @@ void uv_process_tcp_read_req(uv_loop_t* loop, uv_tcp_t* handle,
          handle->flags &= ~UV_HANDLE_READING;
          DECREASE_ACTIVE_COUNT(loop, handle);
        }
-        handle->flags &= ~UV_HANDLE_READABLE;

        buf.base = 0;
        buf.len = 0;
@ -1081,7 +1080,7 @@ void uv_process_tcp_read_req(uv_loop_t* loop, uv_tcp_t* handle,
          }
        } else {
          /* Connection closed */
-          handle->flags &= ~(UV_HANDLE_READING | UV_HANDLE_READABLE);
+          handle->flags &= ~UV_HANDLE_READING;
          DECREASE_ACTIVE_COUNT(loop, handle);

          handle->read_cb((uv_stream_t*)handle, UV_EOF, &buf);
@ -1651,7 +1650,7 @@ int uv_socketpair(int type, int protocol, uv_os_sock_t fds[2], int flags0, int f
    err = WSAGetLastError();
    if (err == ERROR_IO_PENDING) {
      /* Result should complete immediately, since we already called connect,
-       * but emperically, we sometimes have to poll the kernel a couple times
+       * but empirically, we sometimes have to poll the kernel a couple times
       * until it notices that. */
      while (!WSAGetOverlappedResult(client1, &overlap, &bytes, FALSE, &flags)) {
        err = WSAGetLastError();
--- a/deps/libuv/src/win/thread.c
+++ b/deps/libuv/src/win/thread.c
@ -103,7 +103,7 @@ static UINT __stdcall uv__thread_start(void* arg) {
  uv__free(ctx_p);

  uv_once(&uv__current_thread_init_guard, uv__init_current_thread_key);
-  uv_key_set(&uv__current_thread_key, (void*) ctx.self);
+  uv_key_set(&uv__current_thread_key, ctx.self);

  ctx.entry(ctx.arg);

@ -183,7 +183,18 @@ int uv_thread_create_ex(uv_thread_t* tid,

 uv_thread_t uv_thread_self(void) {
  uv_once(&uv__current_thread_init_guard, uv__init_current_thread_key);
-  return (uv_thread_t) uv_key_get(&uv__current_thread_key);
+  uv_thread_t key = uv_key_get(&uv__current_thread_key);
+  if (key == NULL) {
+      /* If the thread wasn't started by uv_thread_create (such as the main
+       * thread), we assign an id to it now. */
+      if (!DuplicateHandle(GetCurrentProcess(), GetCurrentThread(),
+                           GetCurrentProcess(), &key, 0,
+                           FALSE, DUPLICATE_SAME_ACCESS)) {
+          uv_fatal_error(GetLastError(), "DuplicateHandle");
+      }
+      uv_key_set(&uv__current_thread_key, key);
+  }
+  return key;
 }


--- a/deps/libuv/src/win/udp.c
+++ b/deps/libuv/src/win/udp.c
@ -1083,7 +1083,7 @@ int uv__udp_connect(uv_udp_t* handle,

 int uv__udp_disconnect(uv_udp_t* handle) {
    int err;
-    struct sockaddr addr;
+    struct sockaddr_storage addr;

    memset(&addr, 0, sizeof(addr));

--- a/deps/libuv/src/win/util.c
+++ b/deps/libuv/src/win/util.c
@ -1674,7 +1674,10 @@ int uv_os_gethostname(char* buffer, size_t* size) {

  uv__once_init(); /* Initialize winsock */

-  if (GetHostNameW(buf, UV_MAXHOSTNAMESIZE) != 0)
+  if (pGetHostNameW == NULL)
+    return UV_ENOSYS;
+
+  if (pGetHostNameW(buf, UV_MAXHOSTNAMESIZE) != 0)
    return uv_translate_sys_error(WSAGetLastError());

  convert_result = uv__convert_utf16_to_utf8(buf, -1, &utf8_str);
--- a/deps/libuv/src/win/winapi.c
+++ b/deps/libuv/src/win/winapi.c
@ -45,12 +45,15 @@ sPowerRegisterSuspendResumeNotification pPowerRegisterSuspendResumeNotification;
 /* User32.dll function pointer */
 sSetWinEventHook pSetWinEventHook;

+/* ws2_32.dll function pointer */
+uv_sGetHostNameW pGetHostNameW;

 void uv_winapi_init(void) {
  HMODULE ntdll_module;
  HMODULE powrprof_module;
  HMODULE user32_module;
  HMODULE kernel32_module;
+  HMODULE ws2_32_module;

  ntdll_module = GetModuleHandleA("ntdll.dll");
  if (ntdll_module == NULL) {
@ -134,4 +137,11 @@ void uv_winapi_init(void) {
    pSetWinEventHook = (sSetWinEventHook)
      GetProcAddress(user32_module, "SetWinEventHook");
  }
+
+  ws2_32_module = LoadLibraryA("ws2_32.dll");
+  if (ws2_32_module != NULL) {
+    pGetHostNameW = (uv_sGetHostNameW) GetProcAddress(
+        ws2_32_module,
+        "GetHostNameW");
+  }
 }
--- a/deps/libuv/src/win/winapi.h
+++ b/deps/libuv/src/win/winapi.h
@ -4759,4 +4759,11 @@ extern sPowerRegisterSuspendResumeNotification pPowerRegisterSuspendResumeNotifi
 /* User32.dll function pointer */
 extern sSetWinEventHook pSetWinEventHook;

+/* ws2_32.dll function pointer */
+/* mingw doesn't have this definition, so let's declare it here locally */
+typedef int (WINAPI *uv_sGetHostNameW)
+            (PWSTR,
+             int);
+extern uv_sGetHostNameW pGetHostNameW;
+
 #endif /* UV_WIN_WINAPI_H_ */
--- a/deps/libuv/test/benchmark-list.h
+++ b/deps/libuv/test/benchmark-list.h
@ -81,7 +81,6 @@ HELPER_DECLARE    (tcp_pump_server)
 HELPER_DECLARE    (pipe_pump_server)
 HELPER_DECLARE    (tcp4_echo_server)
 HELPER_DECLARE    (pipe_echo_server)
-HELPER_DECLARE    (dns_server)

 TASK_LIST_START
  BENCHMARK_ENTRY  (sizes)
--- a/deps/libuv/test/dns-server.c
+++ b/deps/libuv/test/dns-server.c
@ -1,340 +0,0 @@
-/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
- *
- * 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
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
- * IN THE SOFTWARE.
- */
-
-#include "uv.h"
-#include "task.h"
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-
-typedef struct {
-  uv_write_t req;
-  uv_buf_t buf;
-} write_req_t;
-
-
-/* used to track multiple DNS requests received */
-typedef struct {
-  char* prevbuf_ptr;
-  int prevbuf_pos;
-  int prevbuf_rem;
-} dnsstate;
-
-
-/* modify handle to append dnsstate */
-typedef struct {
-  uv_tcp_t handle;
-  dnsstate state;
-} dnshandle;
-
-
-static uv_loop_t* loop;
-
-
-static uv_tcp_t server;
-
-
-static void after_write(uv_write_t* req, int status);
-static void after_read(uv_stream_t*, ssize_t nread, const uv_buf_t* buf);
-static void on_close(uv_handle_t* peer);
-static void on_connection(uv_stream_t*, int status);
-
-#define WRITE_BUF_LEN   (64*1024)
-#define DNSREC_LEN      (4)
-
-#define LEN_OFFSET 0
-#define QUERYID_OFFSET 2
-
-static unsigned char DNSRsp[] = {
-  0, 43, 0, 0, 0x81, 0x80, 0, 1, 0, 1, 0, 0, 0, 0
-};
-
-static unsigned char qrecord[] = {
-  5, 'e', 'c', 'h', 'o', 's', 3, 's', 'r', 'v', 0, 0, 1, 0, 1
-};
-
-static unsigned char arecord[] = {
-  0xc0, 0x0c, 0, 1, 0, 1, 0, 0, 5, 0xbd, 0, 4, 10, 0, 1, 1
-};
-
-
-static void after_write(uv_write_t* req, int status) {
-  write_req_t* wr;
-
-  if (status) {
-    fprintf(stderr, "uv_write error: %s\n", uv_strerror(status));
-    ASSERT(0);
-  }
-
-  wr = (write_req_t*) req;
-
-  /* Free the read/write buffer and the request */
-  free(wr->buf.base);
-  free(wr);
-}
-
-
-static void after_shutdown(uv_shutdown_t* req, int status) {
-  uv_close((uv_handle_t*) req->handle, on_close);
-  free(req);
-}
-
-
-static void addrsp(write_req_t* wr, char* hdr) {
-  char * dnsrsp;
-  short int rsplen;
-  short int* reclen;
-
-  rsplen = sizeof(DNSRsp) + sizeof(qrecord) + sizeof(arecord);
-
-  ASSERT (rsplen + wr->buf.len < WRITE_BUF_LEN);
-
-  dnsrsp = wr->buf.base + wr->buf.len;
-
-  /* copy stock response */
-  memcpy(dnsrsp, DNSRsp, sizeof(DNSRsp));
-  memcpy(dnsrsp + sizeof(DNSRsp), qrecord, sizeof(qrecord));
-  memcpy(dnsrsp + sizeof(DNSRsp) + sizeof(qrecord), arecord, sizeof(arecord));
-
-  /* overwrite with network order length and id from request header */
-  reclen = (short int*)dnsrsp;
-  *reclen = htons(rsplen-2);
-  dnsrsp[QUERYID_OFFSET] = hdr[QUERYID_OFFSET];
-  dnsrsp[QUERYID_OFFSET+1] = hdr[QUERYID_OFFSET+1];
-
-  wr->buf.len += rsplen;
-}
-
-static void process_req(uv_stream_t* handle,
-                        ssize_t nread,
-                        const uv_buf_t* buf) {
-  write_req_t* wr;
-  dnshandle* dns = (dnshandle*)handle;
-  char hdrbuf[DNSREC_LEN];
-  int hdrbuf_remaining = DNSREC_LEN;
-  int rec_remaining = 0;
-  int readbuf_remaining;
-  char* dnsreq;
-  char* hdrstart;
-  int usingprev = 0;
-
-  wr = (write_req_t*) malloc(sizeof *wr);
-  wr->buf.base = (char*)malloc(WRITE_BUF_LEN);
-  wr->buf.len = 0;
-
-  if (dns->state.prevbuf_ptr != NULL) {
-    dnsreq = dns->state.prevbuf_ptr + dns->state.prevbuf_pos;
-    readbuf_remaining = dns->state.prevbuf_rem;
-    usingprev = 1;
-  } else {
-    dnsreq = buf->base;
-    readbuf_remaining = nread;
-  }
-  hdrstart = dnsreq;
-
-  while (dnsreq != NULL) {
-    /* something to process */
-    while (readbuf_remaining > 0) {
-      /* something to process in current buffer */
-      if (hdrbuf_remaining > 0) {
-        /* process len and id */
-        if (readbuf_remaining < hdrbuf_remaining) {
-          /* too little to get request header. save for next buffer */
-          memcpy(&hdrbuf[DNSREC_LEN - hdrbuf_remaining],
-                 dnsreq,
-                 readbuf_remaining);
-          hdrbuf_remaining = DNSREC_LEN - readbuf_remaining;
-          break;
-        } else {
-          /* save header */
-          memcpy(&hdrbuf[DNSREC_LEN - hdrbuf_remaining],
-                 dnsreq,
-                 hdrbuf_remaining);
-          dnsreq += hdrbuf_remaining;
-          readbuf_remaining -= hdrbuf_remaining;
-          hdrbuf_remaining = 0;
-
-          /* get record length */
-          rec_remaining = (unsigned) hdrbuf[0] * 256 + (unsigned) hdrbuf[1];
-          rec_remaining -= (DNSREC_LEN - 2);
-        }
-      }
-
-      if (rec_remaining <= readbuf_remaining) {
-        /* prepare reply */
-        addrsp(wr, hdrbuf);
-
-        /* move to next record */
-        dnsreq += rec_remaining;
-        hdrstart = dnsreq;
-        readbuf_remaining -= rec_remaining;
-        rec_remaining = 0;
-        hdrbuf_remaining = DNSREC_LEN;
-      } else {
-        /* otherwise this buffer is done. */
-        rec_remaining -= readbuf_remaining;
-        break;
-      }
-    }
-
-    /* If we had to use bytes from prev buffer, start processing the current
-     * one.
-     */
-    if (usingprev == 1) {
-      /* free previous buffer */
-      free(dns->state.prevbuf_ptr);
-      dnsreq = buf->base;
-      readbuf_remaining = nread;
-      usingprev = 0;
-    } else {
-      dnsreq = NULL;
-    }
-  }
-
-  /* send write buffer */
-  if (wr->buf.len > 0) {
-    if (uv_write((uv_write_t*) &wr->req, handle, &wr->buf, 1, after_write)) {
-      FATAL("uv_write failed");
-    }
-  }
-
-  if (readbuf_remaining > 0) {
-    /* save start of record position, so we can continue on next read */
-    dns->state.prevbuf_ptr = buf->base;
-    dns->state.prevbuf_pos = hdrstart - buf->base;
-    dns->state.prevbuf_rem = nread - dns->state.prevbuf_pos;
-  } else {
-    /* nothing left in this buffer */
-    dns->state.prevbuf_ptr = NULL;
-    dns->state.prevbuf_pos = 0;
-    dns->state.prevbuf_rem = 0;
-    free(buf->base);
-  }
-}
-
-static void after_read(uv_stream_t* handle,
-                       ssize_t nread,
-                       const uv_buf_t* buf) {
-  uv_shutdown_t* req;
-
-  if (nread < 0) {
-    /* Error or EOF */
-    ASSERT(nread == UV_EOF);
-
-    if (buf->base) {
-      free(buf->base);
-    }
-
-    req = malloc(sizeof *req);
-    uv_shutdown(req, handle, after_shutdown);
-
-    return;
-  }
-
-  if (nread == 0) {
-    /* Everything OK, but nothing read. */
-    free(buf->base);
-    return;
-  }
-  /* process requests and send responses */
-  process_req(handle, nread, buf);
-}
-
-
-static void on_close(uv_handle_t* peer) {
-  free(peer);
-}
-
-
-static void buf_alloc(uv_handle_t* handle,
-                      size_t suggested_size,
-                      uv_buf_t* buf) {
-  buf->base = malloc(suggested_size);
-  buf->len = suggested_size;
-}
-
-
-static void on_connection(uv_stream_t* server, int status) {
-  dnshandle* handle;
-  int r;
-
-  ASSERT(status == 0);
-
-  handle = (dnshandle*) malloc(sizeof *handle);
-  ASSERT_NOT_NULL(handle);
-
-  /* initialize read buffer state */
-  handle->state.prevbuf_ptr = 0;
-  handle->state.prevbuf_pos = 0;
-  handle->state.prevbuf_rem = 0;
-
-  r = uv_tcp_init(loop, (uv_tcp_t*)handle);
-  ASSERT(r == 0);
-
-  r = uv_accept(server, (uv_stream_t*)handle);
-  ASSERT(r == 0);
-
-  r = uv_read_start((uv_stream_t*)handle, buf_alloc, after_read);
-  ASSERT(r == 0);
-}
-
-
-static int dns_start(int port) {
-  struct sockaddr_in addr;
-  int r;
-
-  ASSERT(0 == uv_ip4_addr("0.0.0.0", port, &addr));
-
-  r = uv_tcp_init(loop, &server);
-  if (r) {
-    /* TODO: Error codes */
-    fprintf(stderr, "Socket creation error\n");
-    return 1;
-  }
-
-  r = uv_tcp_bind(&server, (const struct sockaddr*) &addr, 0);
-  if (r) {
-    /* TODO: Error codes */
-    fprintf(stderr, "Bind error\n");
-    return 1;
-  }
-
-  r = uv_listen((uv_stream_t*)&server, 128, on_connection);
-  if (r) {
-    /* TODO: Error codes */
-    fprintf(stderr, "Listen error\n");
-    return 1;
-  }
-
-  return 0;
-}
-
-
-HELPER_IMPL(dns_server) {
-  loop = uv_default_loop();
-
-  if (dns_start(TEST_PORT_2))
-    return 1;
-
-  uv_run(loop, UV_RUN_DEFAULT);
-  return 0;
-}
--- a/deps/libuv/test/task.h
+++ b/deps/libuv/test/task.h
@ -277,7 +277,7 @@ const char* fmt(double d);
 /* Reserved test exit codes. */
 enum test_status {
  TEST_OK = 0,
-  TEST_SKIP
+  TEST_SKIP = 7
 };

 #define RETURN_OK()                                                           \
--- a/deps/libuv/test/test-fs-copyfile.c
+++ b/deps/libuv/test/test-fs-copyfile.c
@ -96,9 +96,6 @@ static void touch_file(const char* name, unsigned int size) {


 TEST_IMPL(fs_copyfile) {
-#if defined(__ASAN__)
-  RETURN_SKIP("Test does not currently work in ASAN");
-#endif
  const char src[] = "test_file_src";
  uv_loop_t* loop;
  uv_fs_t req;
--- a/deps/libuv/test/test-fs-event.c
+++ b/deps/libuv/test/test-fs-event.c
@ -380,7 +380,7 @@ static void timer_cb_file(uv_timer_t* handle) {

 static void timer_cb_touch(uv_timer_t* timer) {
  uv_close((uv_handle_t*)timer, NULL);
-  touch_file("watch_file");
+  touch_file((char*) timer->data);
  timer_cb_touch_called++;
 }

@ -673,9 +673,6 @@ TEST_IMPL(fs_event_watch_file_exact_path) {
 TEST_IMPL(fs_event_watch_file_twice) {
 #if defined(NO_FS_EVENTS)
  RETURN_SKIP(NO_FS_EVENTS);
-#endif
-#if defined(__ASAN__)
-  RETURN_SKIP("Test does not currently work in ASAN");
 #endif
  const char path[] = "test/fixtures/empty_file";
  uv_fs_event_t watchers[2];
@ -730,6 +727,7 @@ TEST_IMPL(fs_event_watch_file_current_dir) {
  r = uv_timer_init(loop, &timer);
  ASSERT(r == 0);

+  timer.data = "watch_file";
  r = uv_timer_start(&timer, timer_cb_touch, 1100, 0);
  ASSERT(r == 0);

@ -1174,3 +1172,49 @@ TEST_IMPL(fs_event_watch_invalid_path) {
  MAKE_VALGRIND_HAPPY();
  return 0;
 }
+
+static int fs_event_cb_stop_calls;
+
+static void fs_event_cb_stop(uv_fs_event_t* handle, const char* path,
+                             int events, int status) {
+  uv_fs_event_stop(handle);
+  fs_event_cb_stop_calls++;
+}
+
+TEST_IMPL(fs_event_stop_in_cb) {
+  uv_fs_event_t fs;
+  uv_timer_t timer;
+  char path[] = "fs_event_stop_in_cb.txt";
+
+#if defined(NO_FS_EVENTS)
+  RETURN_SKIP(NO_FS_EVENTS);
+#endif
+
+  remove(path);
+  create_file(path);
+
+  ASSERT_EQ(0, uv_fs_event_init(uv_default_loop(), &fs));
+  ASSERT_EQ(0, uv_fs_event_start(&fs, fs_event_cb_stop, path, 0));
+
+  /* Note: timer_cb_touch() closes the handle. */
+  timer.data = path;
+  ASSERT_EQ(0, uv_timer_init(uv_default_loop(), &timer));
+  ASSERT_EQ(0, uv_timer_start(&timer, timer_cb_touch, 100, 0));
+
+  ASSERT_EQ(0, fs_event_cb_stop_calls);
+  ASSERT_EQ(0, timer_cb_touch_called);
+
+  ASSERT_EQ(0, uv_run(uv_default_loop(), UV_RUN_DEFAULT));
+
+  ASSERT_EQ(1, fs_event_cb_stop_calls);
+  ASSERT_EQ(1, timer_cb_touch_called);
+
+  uv_close((uv_handle_t*) &fs, NULL);
+  ASSERT_EQ(0, uv_run(uv_default_loop(), UV_RUN_DEFAULT));
+  ASSERT_EQ(1, fs_event_cb_stop_calls);
+
+  remove(path);
+
+  MAKE_VALGRIND_HAPPY();
+  return 0;
+}
--- a/deps/libuv/test/test-fs-open-flags.c
+++ b/deps/libuv/test/test-fs-open-flags.c
@ -276,21 +276,21 @@ static void fs_open_flags(int add_flags) {
  /* r */
  flags = add_flags | UV_FS_O_RDONLY;
  openFail(absent_file, UV_ENOENT);
-  writeFail(empty_file, UV_EPERM);
+  writeFail(empty_file, UV_EBADF);
  readExpect(empty_file, "", 0);
-  writeFail(dummy_file, UV_EPERM);
+  writeFail(dummy_file, UV_EBADF);
  readExpect(dummy_file, "a", 1);
-  writeFail(empty_dir, UV_EPERM);
+  writeFail(empty_dir, UV_EBADF);
  readFail(empty_dir, UV_EISDIR);

  /* rs */
  flags = add_flags | UV_FS_O_RDONLY | UV_FS_O_SYNC;
  openFail(absent_file, UV_ENOENT);
-  writeFail(empty_file, UV_EPERM);
+  writeFail(empty_file, UV_EBADF);
  readExpect(empty_file, "", 0);
-  writeFail(dummy_file, UV_EPERM);
+  writeFail(dummy_file, UV_EBADF);
  readExpect(dummy_file, "a", 1);
-  writeFail(empty_dir, UV_EPERM);
+  writeFail(empty_dir, UV_EBADF);
  readFail(empty_dir, UV_EISDIR);

  /* r+ */
@ -316,18 +316,18 @@ static void fs_open_flags(int add_flags) {
  /* w */
  flags = add_flags | UV_FS_O_TRUNC | UV_FS_O_CREAT | UV_FS_O_WRONLY;
  writeExpect(absent_file, "bc", 2);
-  readFail(absent_file, UV_EPERM);
+  readFail(absent_file, UV_EBADF);
  writeExpect(empty_file, "bc", 2);
-  readFail(empty_file, UV_EPERM);
+  readFail(empty_file, UV_EBADF);
  writeExpect(dummy_file, "bc", 2);
-  readFail(dummy_file, UV_EPERM);
+  readFail(dummy_file, UV_EBADF);
  openFail(empty_dir, UV_EISDIR);

  /* wx */
  flags = add_flags | UV_FS_O_TRUNC | UV_FS_O_CREAT | UV_FS_O_WRONLY |
    UV_FS_O_EXCL;
  writeExpect(absent_file, "bc", 2);
-  readFail(absent_file, UV_EPERM);
+  readFail(absent_file, UV_EBADF);
  openFail(empty_file, UV_EEXIST);
  openFail(dummy_file, UV_EEXIST);
  openFail(empty_dir, UV_EEXIST);
@ -354,19 +354,19 @@ static void fs_open_flags(int add_flags) {
  /* a */
  flags = add_flags | UV_FS_O_APPEND | UV_FS_O_CREAT | UV_FS_O_WRONLY;
  writeExpect(absent_file, "bc", 2);
-  readFail(absent_file, UV_EPERM);
+  readFail(absent_file, UV_EBADF);
  writeExpect(empty_file, "bc", 2);
-  readFail(empty_file, UV_EPERM);
+  readFail(empty_file, UV_EBADF);
  writeExpect(dummy_file, "abc", 3);
-  readFail(dummy_file, UV_EPERM);
+  readFail(dummy_file, UV_EBADF);
  writeFail(empty_dir, UV_EISDIR);
-  readFail(empty_dir, UV_EPERM);
+  readFail(empty_dir, UV_EBADF);

  /* ax */
  flags = add_flags | UV_FS_O_APPEND | UV_FS_O_CREAT | UV_FS_O_WRONLY |
    UV_FS_O_EXCL;
  writeExpect(absent_file, "bc", 2);
-  readFail(absent_file, UV_EPERM);
+  readFail(absent_file, UV_EBADF);
  openFail(empty_file, UV_EEXIST);
  openFail(dummy_file, UV_EEXIST);
  openFail(empty_dir, UV_EEXIST);
@ -375,13 +375,13 @@ static void fs_open_flags(int add_flags) {
  flags = add_flags | UV_FS_O_APPEND | UV_FS_O_CREAT | UV_FS_O_WRONLY |
    UV_FS_O_SYNC;
  writeExpect(absent_file, "bc", 2);
-  readFail(absent_file, UV_EPERM);
+  readFail(absent_file, UV_EBADF);
  writeExpect(empty_file, "bc", 2);
-  readFail(empty_file, UV_EPERM);
+  readFail(empty_file, UV_EBADF);
  writeExpect(dummy_file, "abc", 3);
-  readFail(dummy_file, UV_EPERM);
+  readFail(dummy_file, UV_EBADF);
  writeFail(empty_dir, UV_EISDIR);
-  readFail(empty_dir, UV_EPERM);
+  readFail(empty_dir, UV_EBADF);

  /* a+ */
  flags = add_flags | UV_FS_O_APPEND | UV_FS_O_CREAT | UV_FS_O_RDWR;
--- a/deps/libuv/test/test-fs-readdir.c
+++ b/deps/libuv/test/test-fs-readdir.c
@ -230,9 +230,6 @@ static void file_opendir_cb(uv_fs_t* req) {
 }

 TEST_IMPL(fs_readdir_file) {
-#if defined(__ASAN__)
-  RETURN_SKIP("Test does not currently work in ASAN");
-#endif
  const char* path;
  int r;

--- a/deps/libuv/test/test-fs.c
+++ b/deps/libuv/test/test-fs.c
@ -844,7 +844,7 @@ static void check_utime(const char* path,
  } else {
    double st_atim;
    double st_mtim;
-#ifndef __APPLE__
+#if !defined(__APPLE__) && !defined(__SUNPRO_C)
    /* TODO(vtjnash): would it be better to normalize this? */
    ASSERT_DOUBLE_GE(s->st_atim.tv_nsec, 0);
    ASSERT_DOUBLE_GE(s->st_mtim.tv_nsec, 0);
@ -2897,9 +2897,6 @@ TEST_IMPL(fs_scandir_non_existent_dir) {
 }

 TEST_IMPL(fs_scandir_file) {
-#if defined(__ASAN__)
-  RETURN_SKIP("Test does not currently work in ASAN");
-#endif
  const char* path;
  int r;

@ -3146,9 +3143,6 @@ static void fs_read_bufs(int add_flags) {
  uv_fs_req_cleanup(&close_req);
 }
 TEST_IMPL(fs_read_bufs) {
-#if defined(__ASAN__)
-  RETURN_SKIP("Test does not currently work in ASAN");
-#endif
  fs_read_bufs(0);
  fs_read_bufs(UV_FS_O_FILEMAP);

--- a/deps/libuv/test/test-ip-name.c
+++ b/deps/libuv/test/test-ip-name.c
@ -0,0 +1,65 @@
+/* Copyright The libuv project and contributors. All rights reserved.
+ *
+ * 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
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+#include "uv.h"
+#include "task.h"
+
+#include <stdio.h>
+#include <string.h>
+
+union TestAddr {
+    struct sockaddr addr;
+    struct sockaddr_in addr4;
+    struct sockaddr_in6 addr6;
+};
+
+
+TEST_IMPL(ip_name) {
+    char dst[INET6_ADDRSTRLEN];
+    union TestAddr test_addr;
+    struct sockaddr* addr = &test_addr.addr;
+    struct sockaddr_in* addr4 = &test_addr.addr4;
+    struct sockaddr_in6* addr6 = &test_addr.addr6;
+
+    /* test ip4_name */
+    ASSERT_EQ(0, uv_ip4_addr("192.168.0.1", TEST_PORT, addr4));
+    ASSERT_EQ(0, uv_ip4_name(addr4, dst, INET_ADDRSTRLEN));
+    ASSERT_EQ(0, strcmp("192.168.0.1", dst));
+
+    ASSERT_EQ(0, uv_ip_name(addr, dst, INET_ADDRSTRLEN));
+    ASSERT_EQ(0, strcmp("192.168.0.1", dst));
+
+    /* test ip6_name */
+    ASSERT_EQ(0, uv_ip6_addr("fe80::2acf:daff:fedd:342a", TEST_PORT, addr6));
+    ASSERT_EQ(0, uv_ip6_name(addr6, dst, INET6_ADDRSTRLEN));
+    ASSERT_EQ(0, strcmp("fe80::2acf:daff:fedd:342a", dst));
+    
+    ASSERT_EQ(0, uv_ip_name(addr, dst, INET6_ADDRSTRLEN));
+    ASSERT_EQ(0, strcmp("fe80::2acf:daff:fedd:342a", dst));
+
+    /* test other sa_family */
+    addr->sa_family = AF_UNIX;
+    /* size is not a concern here */
+    ASSERT_EQ(UV_EAFNOSUPPORT, uv_ip_name(addr, dst, INET6_ADDRSTRLEN));
+
+    MAKE_VALGRIND_HAPPY();
+    return 0;
+}
--- a/deps/libuv/test/test-ip6-addr.c
+++ b/deps/libuv/test/test-ip6-addr.c
@ -161,11 +161,11 @@ TEST_IMPL(ip6_pton) {
 #undef GOOD_ADDR_LIST
 #undef BAD_ADDR_LIST

-#ifdef SIN6_LEN
 TEST_IMPL(ip6_sin6_len) {
  struct sockaddr_in6 s;
-  ASSERT(uv_ip6_addr("::", 0, &s) < 0);
+  ASSERT_EQ(0, uv_ip6_addr("::", 0, &s));
+#ifdef SIN6_LEN
  ASSERT(s.sin6_len == sizeof(s));
+#endif
  return 0;
 }
-#endif
--- a/deps/libuv/test/test-list.h
+++ b/deps/libuv/test/test-list.h
@ -78,6 +78,7 @@ TEST_DECLARE   (tty_pty)
 TEST_DECLARE   (stdio_over_pipes)
 TEST_DECLARE   (stdio_emulate_iocp)
 TEST_DECLARE   (ip6_pton)
+TEST_DECLARE   (ip6_sin6_len)
 TEST_DECLARE   (connect_unspecified)
 TEST_DECLARE   (ipc_heavy_traffic_deadlock_bug)
 TEST_DECLARE   (ipc_listen_before_write)
@ -159,6 +160,7 @@ TEST_DECLARE   (udp_alloc_cb_fail)
 TEST_DECLARE   (udp_bind)
 TEST_DECLARE   (udp_bind_reuseaddr)
 TEST_DECLARE   (udp_connect)
+TEST_DECLARE   (udp_connect6)
 TEST_DECLARE   (udp_create_early)
 TEST_DECLARE   (udp_create_early_bad_bind)
 TEST_DECLARE   (udp_create_early_bad_domain)
@ -390,6 +392,7 @@ TEST_DECLARE   (fs_event_close_in_callback)
 TEST_DECLARE   (fs_event_start_and_close)
 TEST_DECLARE   (fs_event_error_reporting)
 TEST_DECLARE   (fs_event_getpath)
+TEST_DECLARE   (fs_event_stop_in_cb)
 TEST_DECLARE   (fs_scandir_empty_dir)
 TEST_DECLARE   (fs_scandir_non_existent_dir)
 TEST_DECLARE   (fs_scandir_file)
@ -458,6 +461,7 @@ TEST_DECLARE   (poll_multiple_handles)

 TEST_DECLARE   (ip4_addr)
 TEST_DECLARE   (ip6_addr_link_local)
+TEST_DECLARE   (ip_name)

 TEST_DECLARE   (poll_close_doesnt_corrupt_stack)
 TEST_DECLARE   (poll_closesocket)
@ -507,7 +511,7 @@ TEST_DECLARE   (getters_setters)

 TEST_DECLARE   (not_writable_after_shutdown)
 TEST_DECLARE   (not_readable_nor_writable_on_read_error)
-TEST_DECLARE   (not_readable_on_eof)
+TEST_DECLARE   (readable_on_eof)

 #ifndef _WIN32
 TEST_DECLARE  (fork_timer)
@ -610,6 +614,7 @@ TASK_LIST_START
  TEST_ENTRY  (stdio_over_pipes)
  TEST_ENTRY  (stdio_emulate_iocp)
  TEST_ENTRY  (ip6_pton)
+  TEST_ENTRY  (ip6_sin6_len)
  TEST_ENTRY  (connect_unspecified)
  TEST_ENTRY  (ipc_heavy_traffic_deadlock_bug)
  TEST_ENTRY  (ipc_listen_before_write)
@ -733,6 +738,7 @@ TASK_LIST_START
  TEST_ENTRY  (udp_bind)
  TEST_ENTRY  (udp_bind_reuseaddr)
  TEST_ENTRY  (udp_connect)
+  TEST_ENTRY  (udp_connect6)
  TEST_ENTRY  (udp_create_early)
  TEST_ENTRY  (udp_create_early_bad_bind)
  TEST_ENTRY  (udp_create_early_bad_domain)
@ -1050,6 +1056,7 @@ TASK_LIST_START
  TEST_ENTRY  (fs_event_start_and_close)
  TEST_ENTRY_CUSTOM (fs_event_error_reporting, 0, 0, 60000)
  TEST_ENTRY  (fs_event_getpath)
+  TEST_ENTRY  (fs_event_stop_in_cb)
  TEST_ENTRY  (fs_scandir_empty_dir)
  TEST_ENTRY  (fs_scandir_non_existent_dir)
  TEST_ENTRY  (fs_scandir_file)
@ -1102,6 +1109,7 @@ TASK_LIST_START
  TEST_ENTRY  (dlerror)
  TEST_ENTRY  (ip4_addr)
  TEST_ENTRY  (ip6_addr_link_local)
+  TEST_ENTRY  (ip_name)

  TEST_ENTRY  (queue_foreach_delete)

@ -1141,8 +1149,8 @@ TASK_LIST_START
  TEST_HELPER   (not_writable_after_shutdown, tcp4_echo_server)
  TEST_ENTRY    (not_readable_nor_writable_on_read_error)
  TEST_HELPER   (not_readable_nor_writable_on_read_error, tcp4_echo_server)
-  TEST_ENTRY    (not_readable_on_eof)
-  TEST_HELPER   (not_readable_on_eof, tcp4_echo_server)
+  TEST_ENTRY    (readable_on_eof)
+  TEST_HELPER   (readable_on_eof, tcp4_echo_server)

  TEST_ENTRY  (metrics_idle_time)
  TEST_ENTRY  (metrics_idle_time_thread)
--- a/deps/libuv/test/test-ping-pong.c
+++ b/deps/libuv/test/test-ping-pong.c
@ -84,6 +84,7 @@ static void pinger_on_close(uv_handle_t* handle) {

 static void pinger_after_write(uv_write_t* req, int status) {
  ASSERT_EQ(status, 0);
+  free(req->data);
  free(req);
 }

@ -110,6 +111,7 @@ static void pinger_write_ping(pinger_t* pinger) {

  req = malloc(sizeof(*req));
  ASSERT_NOT_NULL(req);
+  req->data = NULL;
  ASSERT_EQ(0, uv_write(req, stream, bufs, nbufs, pinger_after_write));

  puts("PING");
@ -185,6 +187,7 @@ static void ponger_read_cb(uv_stream_t* stream,
  writebuf = uv_buf_init(buf->base, nread);
  req = malloc(sizeof(*req));
  ASSERT_NOT_NULL(req);
+  req->data = buf->base;
  ASSERT_EQ(0, uv_write(req, stream, &writebuf, 1, pinger_after_write));
 }

--- a/deps/libuv/test/test-pipe-connect-error.c
+++ b/deps/libuv/test/test-pipe-connect-error.c
@ -76,9 +76,6 @@ TEST_IMPL(pipe_connect_bad_name) {


 TEST_IMPL(pipe_connect_to_file) {
-#if defined(__ASAN__)
-  RETURN_SKIP("Test does not currently work in ASAN");
-#endif
  const char* path = "test/fixtures/empty_file";
  uv_pipe_t client;
  uv_connect_t req;
--- a/deps/libuv/test/test-not-readable-on-eof.c
+++ b/deps/libuv/test/test-not-readable-on-eof.c
@ -35,7 +35,7 @@ static int close_cb_called;

 static void write_cb(uv_write_t* req, int status) {
  write_cb_called++;
-  ASSERT(status == 0);
+  ASSERT_EQ(status, 0);
 }

 static void alloc_cb(uv_handle_t* handle,
@ -51,12 +51,20 @@ static void close_cb(uv_handle_t* handle) {
 }

 static void read_cb(uv_stream_t* handle, ssize_t nread, const uv_buf_t* buf) {
-  read_cb_called++;
+  int r;

-  ASSERT(nread == UV_EOF);
-  ASSERT(0 == uv_is_readable(handle));
+  ASSERT_EQ(nread, UV_EOF);
+  ASSERT_EQ(uv_is_readable(handle), 1);
+  ASSERT_EQ(uv_is_writable(handle), 1);

+  if (++read_cb_called == 3) {
      uv_close((uv_handle_t*) handle, close_cb);
+      ASSERT_EQ(uv_is_readable(handle), 0);
+      ASSERT_EQ(uv_is_writable(handle), 0);
+  } else {
+      r = uv_read_start((uv_stream_t*) &tcp_client, alloc_cb, read_cb);
+      ASSERT_EQ(r, 0);
+  }
 }

 static void connect_cb(uv_connect_t* req, int status) {
@ -64,10 +72,9 @@ static void connect_cb(uv_connect_t* req, int status) {
  uv_buf_t close_me;

  connect_cb_called++;
-  ASSERT(status == 0);
+  ASSERT_EQ(status, 0);

-  r = uv_read_start((uv_stream_t*) &tcp_client, alloc_cb, read_cb);
-  ASSERT(r == 0);
+  read_cb((uv_stream_t*) &tcp_client, UV_EOF, NULL);

  close_me = uv_buf_init(close_me_cmd, sizeof(close_me_cmd));

@ -77,26 +84,27 @@ static void connect_cb(uv_connect_t* req, int status) {
               1,
               write_cb);

-  ASSERT(r == 0);
+  ASSERT_EQ(r, 0);
 }

-TEST_IMPL(not_readable_on_eof) {
+TEST_IMPL(readable_on_eof) {
  struct sockaddr_in sa;
-  ASSERT(0 == uv_ip4_addr("127.0.0.1", TEST_PORT, &sa));
-  ASSERT(0 == uv_loop_init(&loop));
-  ASSERT(0 == uv_tcp_init(&loop, &tcp_client));
+  ASSERT_EQ(uv_ip4_addr("127.0.0.1", TEST_PORT, &sa), 0);
+  ASSERT_EQ(uv_loop_init(&loop), 0);
+  ASSERT_EQ(uv_tcp_init(&loop, &tcp_client), 0);

-  ASSERT(0 == uv_tcp_connect(&connect_req,
+  ASSERT_EQ(uv_tcp_connect(&connect_req,
                           &tcp_client,
                           (const struct sockaddr*) &sa,
-                             connect_cb));
+                           connect_cb),
+            0);

-  ASSERT(0 == uv_run(&loop, UV_RUN_DEFAULT));
+  ASSERT_EQ(uv_run(&loop, UV_RUN_DEFAULT), 0);

-  ASSERT(connect_cb_called == 1);
-  ASSERT(read_cb_called == 1);
-  ASSERT(write_cb_called == 1);
-  ASSERT(close_cb_called == 1);
+  ASSERT_EQ(connect_cb_called, 1);
+  ASSERT_EQ(read_cb_called, 3);
+  ASSERT_EQ(write_cb_called, 1);
+  ASSERT_EQ(close_cb_called, 1);

  MAKE_VALGRIND_HAPPY();
  return 0;
--- a/deps/libuv/test/test-tcp-connect-timeout.c
+++ b/deps/libuv/test/test-tcp-connect-timeout.c
@ -111,7 +111,7 @@ static int is_supported_system(void) {
    if (cnt != 3) {
      return 0;
    }
-    /* relase >= 10.0.16299 */
+    /* release >= 10.0.16299 */
    for (cnt = 0; cnt < 3; ++cnt) {
      if (semver[cnt] > min_semver[cnt])
        return 1;
--- a/deps/libuv/test/test-thread-equal.c
+++ b/deps/libuv/test/test-thread-equal.c
@ -28,6 +28,9 @@ uv_thread_t subthreads[2];
 static void check_thread(void* arg) {
  uv_thread_t *thread_id = arg;
  uv_thread_t self_id = uv_thread_self();
+#ifdef _WIN32
+  ASSERT_NOT_NULL(self_id);
+#endif
  ASSERT(uv_thread_equal(&main_thread_id, &self_id) == 0);
  *thread_id = uv_thread_self();
 }
@ -35,6 +38,9 @@ static void check_thread(void* arg) {
 TEST_IMPL(thread_equal) {
  uv_thread_t threads[2];
  main_thread_id = uv_thread_self();
+#ifdef _WIN32
+  ASSERT_NOT_NULL(main_thread_id);
+#endif
  ASSERT(0 != uv_thread_equal(&main_thread_id, &main_thread_id));
  ASSERT(0 == uv_thread_create(threads + 0, check_thread, subthreads + 0));
  ASSERT(0 == uv_thread_create(threads + 1, check_thread, subthreads + 1));
--- a/deps/libuv/test/test-tty-escape-sequence-processing.c
+++ b/deps/libuv/test/test-tty-escape-sequence-processing.c
@ -271,7 +271,7 @@ static void make_expect_screen_erase(struct captured_screen* cs,
 static void make_expect_screen_write(struct captured_screen* cs,
                                     COORD cursor_position,
                                     const char* text) {
-  /* postion of cursor */
+  /* position of cursor */
  char* start;
  start = cs->text + cs->si.width * (cursor_position.Y - 1) +
                cursor_position.X - 1;
@ -1070,6 +1070,11 @@ TEST_IMPL(tty_set_style) {
  WORD attr;
  int i, length;

+#if _MSC_VER >= 1920 && _MSC_VER <= 1929
+  RETURN_SKIP("Broken on Microsoft Visual Studio 2019, to be investigated. "
+              "See: https://github.com/libuv/libuv/issues/3304");
+#endif
+
  loop = uv_default_loop();

  initialize_tty(&tty_out);
@ -1261,7 +1266,7 @@ TEST_IMPL(tty_save_restore_cursor_position) {
  cursor_pos.Y = si.height / 4;
  set_cursor_position(&tty_out, cursor_pos);

-  /* restore the cursor postion */
+  /* restore the cursor position */
  snprintf(buffer, sizeof(buffer), "%su", CSI);
  write_console(&tty_out, buffer);
  get_cursor_position(&tty_out, &cursor_pos);
@ -1280,7 +1285,7 @@ TEST_IMPL(tty_save_restore_cursor_position) {
  cursor_pos.Y = si.height / 4;
  set_cursor_position(&tty_out, cursor_pos);

-  /* restore the cursor postion */
+  /* restore the cursor position */
  snprintf(buffer, sizeof(buffer), "%s8", ESC);
  write_console(&tty_out, buffer);
  get_cursor_position(&tty_out, &cursor_pos);
@ -1348,6 +1353,11 @@ TEST_IMPL(tty_escape_sequence_processing) {
  struct captured_screen actual = {0}, expect = {0};
  int dir;

+#if _MSC_VER >= 1920 && _MSC_VER <= 1929
+  RETURN_SKIP("Broken on Microsoft Visual Studio 2019, to be investigated. "
+              "See: https://github.com/libuv/libuv/issues/3304");
+#endif
+
  loop = uv_default_loop();

  initialize_tty(&tty_out);
--- a/deps/libuv/test/test-udp-connect.c
+++ b/deps/libuv/test/test-udp-connect.c
@ -124,7 +124,7 @@ TEST_IMPL(udp_connect) {

  buf = uv_buf_init("EXIT", 4);

-  /* connect() to INADDR_ANY fails on Windows wih WSAEADDRNOTAVAIL */
+  /* connect() to INADDR_ANY fails on Windows with WSAEADDRNOTAVAIL */
  ASSERT_EQ(0, uv_ip4_addr("0.0.0.0", TEST_PORT, &tmp_addr));
  r = uv_udp_connect(&client, (const struct sockaddr*) &tmp_addr);
 #ifdef _WIN32
--- a/deps/libuv/test/test-udp-connect6.c
+++ b/deps/libuv/test/test-udp-connect6.c
@ -0,0 +1,200 @@
+/* Copyright libuv project and contributors. All rights reserved.
+ *
+ * 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
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+#include "uv.h"
+#include "task.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#define CHECK_HANDLE(handle) \
+  ASSERT((uv_udp_t*)(handle) == &server || (uv_udp_t*)(handle) == &client)
+
+static uv_udp_t server;
+static uv_udp_t client;
+static uv_buf_t buf;
+static struct sockaddr_in6 lo_addr;
+
+static int cl_send_cb_called;
+static int sv_recv_cb_called;
+
+static int close_cb_called;
+
+
+static void alloc_cb(uv_handle_t* handle,
+                     size_t suggested_size,
+                     uv_buf_t* buf) {
+  static char slab[65536];
+  CHECK_HANDLE(handle);
+  ASSERT_LE(suggested_size, sizeof(slab));
+  buf->base = slab;
+  buf->len = sizeof(slab);
+}
+
+
+static void close_cb(uv_handle_t* handle) {
+  CHECK_HANDLE(handle);
+  ASSERT(uv_is_closing(handle));
+  close_cb_called++;
+}
+
+
+static void cl_send_cb(uv_udp_send_t* req, int status) {
+  int r;
+
+  ASSERT_NOT_NULL(req);
+  ASSERT_EQ(status, 0);
+  CHECK_HANDLE(req->handle);
+  if (++cl_send_cb_called == 1) {
+    uv_udp_connect(&client, NULL);
+    r = uv_udp_send(req, &client, &buf, 1, NULL, cl_send_cb);
+    ASSERT_EQ(r, UV_EDESTADDRREQ);
+    r = uv_udp_send(req,
+                    &client,
+                    &buf,
+                    1,
+                    (const struct sockaddr*) &lo_addr,
+                    cl_send_cb);
+    ASSERT_EQ(r, 0);
+  }
+
+}
+
+
+static void sv_recv_cb(uv_udp_t* handle,
+                       ssize_t nread,
+                       const uv_buf_t* rcvbuf,
+                       const struct sockaddr* addr,
+                       unsigned flags) {
+  if (nread > 0) {
+    ASSERT_EQ(nread, 4);
+    ASSERT_NOT_NULL(addr);
+    ASSERT_EQ(memcmp("EXIT", rcvbuf->base, nread), 0);
+    if (++sv_recv_cb_called == 4) {
+      uv_close((uv_handle_t*) &server, close_cb);
+      uv_close((uv_handle_t*) &client, close_cb);
+    }
+  }
+}
+
+
+TEST_IMPL(udp_connect6) {
+#if defined(__PASE__)
+  RETURN_SKIP(
+      "IBMi PASE's UDP connection can not be disconnected with AF_UNSPEC.");
+#endif
+  uv_udp_send_t req;
+  struct sockaddr_in6 ext_addr;
+  struct sockaddr_in6 tmp_addr;
+  int r;
+  int addrlen;
+
+  if (!can_ipv6())
+    RETURN_SKIP("IPv6 not supported");
+
+  ASSERT_EQ(0, uv_ip6_addr("::", TEST_PORT, &lo_addr));
+
+  r = uv_udp_init(uv_default_loop(), &server);
+  ASSERT_EQ(r, 0);
+
+  r = uv_udp_bind(&server, (const struct sockaddr*) &lo_addr, 0);
+  ASSERT_EQ(r, 0);
+
+  r = uv_udp_recv_start(&server, alloc_cb, sv_recv_cb);
+  ASSERT_EQ(r, 0);
+
+  r = uv_udp_init(uv_default_loop(), &client);
+  ASSERT_EQ(r, 0);
+
+  buf = uv_buf_init("EXIT", 4);
+
+  /* connect() to INADDR_ANY fails on Windows wih WSAEADDRNOTAVAIL */
+  ASSERT_EQ(0, uv_ip6_addr("::", TEST_PORT, &tmp_addr));
+  r = uv_udp_connect(&client, (const struct sockaddr*) &tmp_addr);
+#ifdef _WIN32
+  ASSERT_EQ(r, UV_EADDRNOTAVAIL);
+#else
+  ASSERT_EQ(r, 0);
+  r = uv_udp_connect(&client, NULL);
+  ASSERT_EQ(r, 0);
+#endif
+
+  ASSERT_EQ(0, uv_ip6_addr("2001:4860:4860::8888", TEST_PORT, &ext_addr));
+  ASSERT_EQ(0, uv_ip6_addr("::1", TEST_PORT, &lo_addr));
+
+  r = uv_udp_connect(&client, (const struct sockaddr*) &lo_addr);
+  ASSERT_EQ(r, 0);
+  r = uv_udp_connect(&client, (const struct sockaddr*) &ext_addr);
+  ASSERT_EQ(r, UV_EISCONN);
+
+  addrlen = sizeof(tmp_addr);
+  r = uv_udp_getpeername(&client, (struct sockaddr*) &tmp_addr, &addrlen);
+  ASSERT_EQ(r, 0);
+
+  /* To send messages in connected UDP sockets addr must be NULL */
+  r = uv_udp_try_send(&client, &buf, 1, (const struct sockaddr*) &lo_addr);
+  ASSERT_EQ(r, UV_EISCONN);
+  r = uv_udp_try_send(&client, &buf, 1, NULL);
+  ASSERT_EQ(r, 4);
+  r = uv_udp_try_send(&client, &buf, 1, (const struct sockaddr*) &ext_addr);
+  ASSERT_EQ(r, UV_EISCONN);
+
+  r = uv_udp_connect(&client, NULL);
+  ASSERT_EQ(r, 0);
+  r = uv_udp_connect(&client, NULL);
+  ASSERT_EQ(r, UV_ENOTCONN);
+
+  addrlen = sizeof(tmp_addr);
+  r = uv_udp_getpeername(&client, (struct sockaddr*) &tmp_addr, &addrlen);
+  ASSERT_EQ(r, UV_ENOTCONN);
+
+  /* To send messages in disconnected UDP sockets addr must be set */
+  r = uv_udp_try_send(&client, &buf, 1, (const struct sockaddr*) &lo_addr);
+  ASSERT_EQ(r, 4);
+  r = uv_udp_try_send(&client, &buf, 1, NULL);
+  ASSERT_EQ(r, UV_EDESTADDRREQ);
+
+
+  r = uv_udp_connect(&client, (const struct sockaddr*) &lo_addr);
+  ASSERT_EQ(r, 0);
+  r = uv_udp_send(&req,
+                  &client,
+                  &buf,
+                  1,
+                  (const struct sockaddr*) &lo_addr,
+                  cl_send_cb);
+  ASSERT_EQ(r, UV_EISCONN);
+  r = uv_udp_send(&req, &client, &buf, 1, NULL, cl_send_cb);
+  ASSERT_EQ(r, 0);
+
+  uv_run(uv_default_loop(), UV_RUN_DEFAULT);
+
+  ASSERT_EQ(close_cb_called, 2);
+  ASSERT_EQ(sv_recv_cb_called, 4);
+  ASSERT_EQ(cl_send_cb_called, 2);
+
+  ASSERT_EQ(client.send_queue_size, 0);
+  ASSERT_EQ(server.send_queue_size, 0);
+
+  MAKE_VALGRIND_HAPPY();
+  return 0;
+}