PROJECT = tildefriends
BUILD_DIR ?= out
BUILD_TYPES := debug release windebug winrelease
UNAME_M := $(shell uname -m)

CFLAGS += \
	-Wall \
	-Wextra \
	-Wno-unused-parameter \
	-Wno-cast-function-type \
	-MMD \
	-ffunction-sections \
	-fdata-sections
LDFLAGS += -Wl,-gc-sections

debug: CFLAGS += -Og -g
release: CFLAGS += -DNDEBUG -O3 -g
windebug winrelease: CC = i686-w64-mingw32-gcc-win32
windebug winrelease: AS = $(CC)
windebug winrelease: CFLAGS += -D_WIN32_WINNT=0x0A00 -DWINVER=0x0A00 -DNTDDI_VERSION=NTDDI_WIN10
windebug winrelease: LDFLAGS += -static
windebug: CFLAGS += -Og -g
winrelease: CFLAGS += -DNDEBUG -O3 -g

ifeq ($(UNAME_M),x86_64)
debug: CFLAGS += -fsanitize=address -fsanitize=undefined
debug: LDFLAGS += -fsanitize=address -fsanitize=undefined
endif

get_objs = \
	$(foreach build_type,$(BUILD_TYPES),$(addprefix out/$(build_type)/,$(addsuffix .o,$(basename $(value $(1)))))) \
	$(foreach build_type,debug release,$(addprefix out/$(build_type)/,$(addsuffix .o,$(basename $(value $(1)_unix))))) \
	$(foreach build_type,windebug winrelease,$(addprefix out/$(build_type)/,$(addsuffix .o,$(basename $(value $(1)_win)))))

APP_SOURCES := $(wildcard src/*.c)
APP_OBJS := $(call get_objs,APP_SOURCES)
$(APP_OBJS): CFLAGS += \
	-Ideps/base64c/include \
	-Ideps/crypt_blowfish \
	-Ideps/quickjs \
	-Ideps/sqlite \
	-Ideps/libuv/include \
	-Ideps/xopt \
	-Ideps/libsodium \
	-Ideps/libsodium/src/libsodium/include \
	-Werror

BASE64C_SOURCES := deps/base64c/src/base64c.c
BASE64C_OBJS := $(call get_objs,BASE64C_SOURCES)
$(BASE64C_OBJS): CFLAGS += \
	-Wno-sign-compare

BLOWFISH_SOURCES := \
	deps/crypt_blowfish/crypt_blowfish.c \
	deps/crypt_blowfish/crypt_gensalt.c \
	deps/crypt_blowfish/wrapper.c
BLOWFISH_SOURCES_win = \
	deps/crypt_blowfish/x86.S
BLOWFISH_OBJS := $(call get_objs,BLOWFISH_SOURCES)

UV_SOURCES := \
	deps/libuv/src/fs-poll.c \
	deps/libuv/src/idna.c \
	deps/libuv/src/inet.c \
	deps/libuv/src/random.c \
	deps/libuv/src/strscpy.c \
	deps/libuv/src/threadpool.c \
	deps/libuv/src/timer.c \
	deps/libuv/src/uv-common.c \
	deps/libuv/src/uv-data-getter-setters.c \
	deps/libuv/src/version.c
UV_SOURCES_unix := \
	deps/libuv/src/unix/async.c \
	deps/libuv/src/unix/core.c \
	deps/libuv/src/unix/dl.c \
	deps/libuv/src/unix/epoll.c \
	deps/libuv/src/unix/fs.c \
	deps/libuv/src/unix/getaddrinfo.c \
	deps/libuv/src/unix/getnameinfo.c \
	deps/libuv/src/unix/linux-core.c \
	deps/libuv/src/unix/linux-inotify.c \
	deps/libuv/src/unix/linux-syscalls.c \
	deps/libuv/src/unix/loop-watcher.c \
	deps/libuv/src/unix/loop.c \
	deps/libuv/src/unix/pipe.c \
	deps/libuv/src/unix/poll.c \
	deps/libuv/src/unix/process.c \
	deps/libuv/src/unix/procfs-exepath.c \
	deps/libuv/src/unix/proctitle.c \
	deps/libuv/src/unix/random-devurandom.c \
	deps/libuv/src/unix/random-getrandom.c \
	deps/libuv/src/unix/random-sysctl-linux.c \
	deps/libuv/src/unix/signal.c \
	deps/libuv/src/unix/stream.c \
	deps/libuv/src/unix/tcp.c \
	deps/libuv/src/unix/thread.c \
	deps/libuv/src/unix/tty.c \
	deps/libuv/src/unix/udp.c
UV_SOURCES_win := \
	deps/libuv/src/win/async.c \
	deps/libuv/src/win/core.c \
	deps/libuv/src/win/detect-wakeup.c \
	deps/libuv/src/win/dl.c \
	deps/libuv/src/win/error.c \
	deps/libuv/src/win/fs-event.c \
	deps/libuv/src/win/fs.c \
	deps/libuv/src/win/getaddrinfo.c \
	deps/libuv/src/win/getnameinfo.c \
	deps/libuv/src/win/handle.c \
	deps/libuv/src/win/loop-watcher.c \
	deps/libuv/src/win/pipe.c \
	deps/libuv/src/win/poll.c \
	deps/libuv/src/win/process-stdio.c \
	deps/libuv/src/win/process.c \
	deps/libuv/src/win/signal.c \
	deps/libuv/src/win/snprintf.c \
	deps/libuv/src/win/stream.c \
	deps/libuv/src/win/tcp.c \
	deps/libuv/src/win/thread.c \
	deps/libuv/src/win/tty.c \
	deps/libuv/src/win/udp.c \
	deps/libuv/src/win/util.c \
	deps/libuv/src/win/winapi.c \
	deps/libuv/src/win/winsock.c
UV_OBJS := $(call get_objs,UV_SOURCES)
$(info $(UV_OBJS))
$(UV_OBJS): CFLAGS += \
	-Ideps/libuv/include \
	-Ideps/libuv/src \
	-Wno-unused-but-set-variable \
	-Wno-incompatible-pointer-types \
	-Wno-sign-compare \
	-D_GNU_SOURCE \

SODIUM_SOURCES := \
	deps/libsodium/src/libsodium/crypto_auth/hmacsha512/auth_hmacsha512.c \
	deps/libsodium/src/libsodium/crypto_auth/hmacsha512256/auth_hmacsha512256.c \
	deps/libsodium/src/libsodium/crypto_box/crypto_box.c \
	deps/libsodium/src/libsodium/crypto_box/curve25519xsalsa20poly1305/box_curve25519xsalsa20poly1305.c \
	deps/libsodium/src/libsodium/crypto_core/ed25519/ref10/ed25519_ref10.c \
	deps/libsodium/src/libsodium/crypto_core/hsalsa20/ref2/core_hsalsa20_ref2.c \
	deps/libsodium/src/libsodium/crypto_core/salsa/ref/core_salsa_ref.c \
	deps/libsodium/src/libsodium/crypto_generichash/blake2b/ref/generichash_blake2b.c \
	deps/libsodium/src/libsodium/crypto_hash/sha256/cp/hash_sha256_cp.c \
	deps/libsodium/src/libsodium/crypto_hash/sha256/hash_sha256.c \
	deps/libsodium/src/libsodium/crypto_hash/sha512/cp/hash_sha512_cp.c \
	deps/libsodium/src/libsodium/crypto_onetimeauth/poly1305/donna/poly1305_donna.c \
	deps/libsodium/src/libsodium/crypto_onetimeauth/poly1305/onetimeauth_poly1305.c \
	deps/libsodium/src/libsodium/crypto_pwhash/argon2/argon2-core.c \
	deps/libsodium/src/libsodium/crypto_pwhash/argon2/argon2-fill-block-ref.c \
	deps/libsodium/src/libsodium/crypto_pwhash/argon2/blake2b-long.c \
	deps/libsodium/src/libsodium/crypto_scalarmult/crypto_scalarmult.c \
	deps/libsodium/src/libsodium/crypto_scalarmult/curve25519/ref10/x25519_ref10.c \
	deps/libsodium/src/libsodium/crypto_scalarmult/curve25519/scalarmult_curve25519.c \
	deps/libsodium/src/libsodium/crypto_secretbox/crypto_secretbox_easy.c \
	deps/libsodium/src/libsodium/crypto_sign/crypto_sign.c \
	deps/libsodium/src/libsodium/crypto_sign/ed25519/ref10/keypair.c \
	deps/libsodium/src/libsodium/crypto_sign/ed25519/ref10/open.c \
	deps/libsodium/src/libsodium/crypto_sign/ed25519/ref10/sign.c \
	deps/libsodium/src/libsodium/crypto_stream/salsa20/ref/salsa20_ref.c \
	deps/libsodium/src/libsodium/crypto_stream/salsa20/stream_salsa20.c \
	deps/libsodium/src/libsodium/crypto_stream/xsalsa20/stream_xsalsa20.c \
	deps/libsodium/src/libsodium/crypto_stream/chacha20/stream_chacha20.c \
	deps/libsodium/src/libsodium/crypto_generichash/blake2b/ref/blake2b-ref.c \
	deps/libsodium/src/libsodium/crypto_stream/chacha20/ref/chacha20_ref.c \
	deps/libsodium/src/libsodium/crypto_generichash/blake2b/ref/blake2b-compress-ref.c \
	deps/libsodium/src/libsodium/crypto_secretbox/xsalsa20poly1305/secretbox_xsalsa20poly1305.c \
	deps/libsodium/src/libsodium/crypto_sign/ed25519/sign_ed25519.c \
	deps/libsodium/src/libsodium/crypto_verify/sodium/verify.c \
	deps/libsodium/src/libsodium/randombytes/randombytes.c \
	deps/libsodium/src/libsodium/randombytes/sysrandom/randombytes_sysrandom.c \
	deps/libsodium/src/libsodium/sodium/core.c \
	deps/libsodium/src/libsodium/sodium/runtime.c \
	deps/libsodium/src/libsodium/sodium/utils.c
SODIUM_OBJS := $(call get_objs,SODIUM_SOURCES)
$(SODIUM_OBJS): CFLAGS += \
	-DCONFIGURED=1 \
	-DMINIMAL=1 \
	-Wno-unused-function \
	-Wno-unused-variable \
	-Ideps/libsodium/src/libsodium/include/sodium

SQLITE_SOURCES := deps/sqlite/sqlite3.c
SQLITE_OBJS := $(call get_objs,SQLITE_SOURCES)
$(SQLITE_OBJS): CFLAGS += \
	-DSQLITE_DBCONFIG_DEFAULT_DEFENSIVE \
	-DSQLITE_ENABLE_JSON1 \
	-DSQLITE_MAX_LENGTH=5242880 \
	-DSQLITE_MAX_SQL_LENGTH=100000 \
	-DSQLITE_MAX_COLUMN=100 \
	-DSQLITE_MAX_EXPR_DEPTH=20 \
	-DSQLITE_MAX_COMPOUND_SELECT=3 \
	-DSQLITE_MAX_VDBE_OP=25000 \
	-DSQLITE_MAX_FUNCTION_ARG=8 \
	-DSQLITE_MAX_ATTACHED=0 \
	-DSQLITE_MAX_LIKE_PATTERN_LENGTH=50 \
	-DSQLITE_MAX_VARIABLE_NUMBER=100 \
	-DSQLITE_MAX_TRIGGER_DEPTH=10 \
	-DSQLITE_SECURE_DELETE \
	-Wno-implicit-fallthrough

XOPT_SOURCES := deps/xopt/xopt.c
XOPT_OBJS := $(call get_objs,XOPT_SOURCES)
$(filter out/win%,$(XOPT_OBJS)): CFLAGS += \
	-DHAVE_SNPRINTF \
	-DHAVE_VSNPRINTF \
	-DHAVE_VASNPRINTF \
	-DHAVE_VASPRINTF \
	-Dvsnprintf=rpl_vsnprintf

QUICKJS_SOURCES := \
	deps/quickjs/cutils.c \
	deps/quickjs/libbf.c \
	deps/quickjs/libregexp.c \
	deps/quickjs/libunicode.c \
	deps/quickjs/quickjs-libc.c \
	deps/quickjs/quickjs.c
QUICKJS_OBJS := $(call get_objs,QUICKJS_SOURCES)
$(QUICKJS_OBJS): CFLAGS += \
	-DCONFIG_VERSION=\"$(shell cat deps/quickjs/VERSION)\" \
	-DDUMP_LEAKS \
	-D_GNU_SOURCE \
	-Wno-sign-compare \
	-Wno-implicit-fallthrough \
	-Wno-unused-variable \
	-Wno-unused-but-set-variable \
	-Wno-enum-conversion

LDFLAGS += \
	-pthread \
	-lm
debug: LDFLAGS += \
	-ldl \
	-lssl \
	-lcrypto
release: LDFLAGS += \
	-ldl \
	-lssl \
	-lcrypto
windebug: LDFLAGS += \
	-lwsock32 \
	-lws2_32 \
	-lkernel32 \
	-liphlpapi \
	-luserenv
winrelease: LDFLAGS += \
	-lwsock32 \
	-lws2_32 \
	-lkernel32 \
	-liphlpapi \
	-luserenv

debug: $(BUILD_DIR)/debug/$(PROJECT)
release: $(BUILD_DIR)/release/$(PROJECT)
windebug: $(BUILD_DIR)/windebug/$(PROJECT)
winrelease: $(BUILD_DIR)/winrelease/$(PROJECT)
unix: debug release
win: windebug winrelease
all: $(BUILD_TYPES)
.PHONY: all $(BUILD_TYPES) win unix

ALL_APP_OBJS := \
	$(APP_OBJS) \
	$(BASE64C_OBJS) \
	$(BLOWFISH_OBJS) \
	$(QUICKJS_OBJS) \
	$(SODIUM_OBJS) \
	$(SQLITE_OBJS) \
	$(UV_OBJS) \
	$(XOPT_OBJS)

DEPS = $(ALL_APP_OBJS:.o=.d)
-include $(DEPS)

$(BUILD_DIR)/debug/$(PROJECT): $(filter out/debug/%,$(ALL_APP_OBJS))
	$(CC) -o $@ $^ $(LDFLAGS)

$(BUILD_DIR)/release/$(PROJECT): $(filter out/release/%,$(ALL_APP_OBJS))
	$(CC) -o $@ $^ $(LDFLAGS)

$(BUILD_DIR)/windebug/$(PROJECT): $(filter out/windebug/%,$(ALL_APP_OBJS))
	$(CC) -o $@ $^ $(LDFLAGS)

$(BUILD_DIR)/winrelease/$(PROJECT): $(filter out/winrelease/%,$(ALL_APP_OBJS))
	$(CC) -o $@ $^ $(LDFLAGS)

$(BUILD_DIR)/debug/%.o: %.c
	@mkdir -p $(dir $@)
	@echo [c] $@
	@$(CC) $(CFLAGS) -c $< -o $@

$(BUILD_DIR)/release/%.o: %.c
	@mkdir -p $(dir $@)
	@echo [c] $@
	@$(CC) $(CFLAGS) -c $< -o $@

$(BUILD_DIR)/windebug/%.o: %.c
	@mkdir -p $(dir $@)
	@echo [c] $@
	@$(CC) $(CFLAGS) -c $< -o $@

$(BUILD_DIR)/windebug/%.o: %.S
	@mkdir -p $(dir $@)
	@echo [as] $@
	@$(AS) -c $< -o $@

$(BUILD_DIR)/winrelease/%.o: %.c
	@mkdir -p $(dir $@)
	@echo [c] $@
	@$(CC) $(CFLAGS) -c $< -o $@

$(BUILD_DIR)/winrelease/%.o: %.S
	@mkdir -p $(dir $@)
	@echo [as] $@
	@$(AS) -c $< -o $@

clean:
	rm -rf $(BUILD_DIR)
.PHONY: clean