git

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# Platform specific Makefile tweaks based on uname detection
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3
# Define NO_SAFESEH if you need MSVC/Visual Studio to ignore the lack of
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# Microsoft's Safe Exception Handling in libraries (such as zlib).
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# Typically required for VS2013+/32-bit compilation on Vista+ versions.
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uname_S := $(shell sh -c 'uname -s 2>/dev/null || echo not')
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uname_M := $(shell sh -c 'uname -m 2>/dev/null || echo not')
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uname_O := $(shell sh -c 'uname -o 2>/dev/null || echo not')
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uname_R := $(shell sh -c 'uname -r 2>/dev/null || echo not')
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uname_V := $(shell sh -c 'uname -v 2>/dev/null || echo not')
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13
ifneq ($(findstring MINGW,$(uname_S)),)
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	uname_S := MINGW
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endif
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ifdef MSVC
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	# avoid the MingW and Cygwin configuration sections
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	uname_S := Windows
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	uname_O := Windows
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22
	# Generate and include makefile variables that point to the
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	# currently installed set of MSVC command line tools.
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compat/vcbuild/MSVC-DEFS-GEN: compat/vcbuild/find_vs_env.bat
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	@"$<" | tr '\\' / >"$@"
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include compat/vcbuild/MSVC-DEFS-GEN
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	# See if vcpkg and the vcpkg-build versions of the third-party
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	# libraries that we use are installed.  We include the result
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	# to get $(vcpkg_*) variables defined for the Makefile.
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ifeq (,$(SKIP_VCPKG))
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compat/vcbuild/VCPKG-DEFS: compat/vcbuild/vcpkg_install.bat
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	@"$<"
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include compat/vcbuild/VCPKG-DEFS
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endif
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endif
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# We choose to avoid "if .. else if .. else .. endif endif"
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# because maintaining the nesting to match is a pain.  If
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# we had "elif" things would have been much nicer...
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42
ifeq ($(uname_S),OSF1)
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	# Need this for u_short definitions et al
44
	BASIC_CFLAGS += -D_OSF_SOURCE
45
	SOCKLEN_T = int
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	NO_STRTOULL = YesPlease
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	NO_NSEC = YesPlease
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endif
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ifeq ($(uname_S),Linux)
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	HAVE_ALLOCA_H = YesPlease
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	NO_STRLCPY = YesPlease
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	HAVE_PATHS_H = YesPlease
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	LIBC_CONTAINS_LIBINTL = YesPlease
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	HAVE_DEV_TTY = YesPlease
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	HAVE_CLOCK_GETTIME = YesPlease
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	HAVE_CLOCK_MONOTONIC = YesPlease
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	# -lrt is needed for clock_gettime on glibc <= 2.16
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	NEEDS_LIBRT = YesPlease
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	HAVE_SYNC_FILE_RANGE = YesPlease
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	HAVE_GETDELIM = YesPlease
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	FREAD_READS_DIRECTORIES = UnfortunatelyYes
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	BASIC_CFLAGS += -DHAVE_SYSINFO
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	PROCFS_EXECUTABLE_PATH = /proc/self/exe
64
	HAVE_PLATFORM_PROCINFO = YesPlease
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	COMPAT_OBJS += compat/linux/procinfo.o
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	# centos7/rhel7 provides gcc 4.8.5 and zlib 1.2.7.
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        ifneq ($(findstring .el7.,$(uname_R)),)
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		BASIC_CFLAGS += -std=c99
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        endif
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	LINK_FUZZ_PROGRAMS = YesPlease
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endif
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ifeq ($(uname_S),GNU/kFreeBSD)
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	HAVE_ALLOCA_H = YesPlease
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	NO_STRLCPY = YesPlease
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	HAVE_PATHS_H = YesPlease
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	DIR_HAS_BSD_GROUP_SEMANTICS = YesPlease
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	LIBC_CONTAINS_LIBINTL = YesPlease
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	FREAD_READS_DIRECTORIES = UnfortunatelyYes
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endif
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ifeq ($(uname_S),UnixWare)
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	CC = cc
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	NEEDS_SOCKET = YesPlease
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	NEEDS_NSL = YesPlease
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	NEEDS_SSL_WITH_CRYPTO = YesPlease
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	NEEDS_LIBICONV = YesPlease
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	SHELL_PATH = /usr/local/bin/bash
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	NO_IPV6 = YesPlease
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	NO_HSTRERROR = YesPlease
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	BASIC_CFLAGS += -Kthread
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	BASIC_CFLAGS += -I/usr/local/include
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	BASIC_LDFLAGS += -L/usr/local/lib
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	INSTALL = ginstall
93
	TAR = gtar
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	NO_STRCASESTR = YesPlease
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	NO_MEMMEM = YesPlease
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endif
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ifeq ($(uname_S),SCO_SV)
98
        ifeq ($(uname_R),3.2)
99
		CFLAGS = -O2
100
        endif
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        ifeq ($(uname_R),5)
102
		CC = cc
103
		BASIC_CFLAGS += -Kthread
104
        endif
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	NEEDS_SOCKET = YesPlease
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	NEEDS_NSL = YesPlease
107
	NEEDS_SSL_WITH_CRYPTO = YesPlease
108
	NEEDS_LIBICONV = YesPlease
109
	SHELL_PATH = /usr/bin/bash
110
	NO_IPV6 = YesPlease
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	NO_HSTRERROR = YesPlease
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	BASIC_CFLAGS += -I/usr/local/include
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	BASIC_LDFLAGS += -L/usr/local/lib
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	NO_STRCASESTR = YesPlease
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	NO_MEMMEM = YesPlease
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	INSTALL = ginstall
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	TAR = gtar
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endif
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ifeq ($(uname_S),Darwin)
120
	NEEDS_CRYPTO_WITH_SSL = YesPlease
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	NEEDS_SSL_WITH_CRYPTO = YesPlease
122
	NEEDS_LIBICONV = YesPlease
123
	# Note: $(uname_R) gives us the underlying Darwin version.
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	# - MacOS 10.0.* and MacOS 10.1.0 = Darwin 1.*
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	# - MacOS 10.x.* = Darwin (x+4).* for (1 <= x)
126
	# i.e. "begins with [15678] and a dot" means "10.4.* or older".
127
        ifeq ($(shell expr "$(uname_R)" : '[15678]\.'),2)
128
		OLD_ICONV = UnfortunatelyYes
129
		NO_APPLE_COMMON_CRYPTO = YesPlease
130
        endif
131
        ifeq ($(shell expr "$(uname_R)" : '[15]\.'),2)
132
		NO_STRLCPY = YesPlease
133
        endif
134
        ifeq ($(shell test "`expr "$(uname_R)" : '\([0-9][0-9]*\)\.'`" -ge 11 && echo 1),1)
135
		HAVE_GETDELIM = YesPlease
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        endif
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        ifeq ($(shell test "`expr "$(uname_R)" : '\([0-9][0-9]*\)\.'`" -ge 20 && echo 1),1)
138
		OPEN_RETURNS_EINTR = UnfortunatelyYes
139
        endif
140
	NO_MEMMEM = YesPlease
141
	USE_ST_TIMESPEC = YesPlease
142
	HAVE_DEV_TTY = YesPlease
143
	COMPAT_OBJS += compat/precompose_utf8.o
144
	BASIC_CFLAGS += -DPRECOMPOSE_UNICODE
145
	BASIC_CFLAGS += -DPROTECT_HFS_DEFAULT=1
146
	HAVE_BSD_SYSCTL = YesPlease
147
	FREAD_READS_DIRECTORIES = UnfortunatelyYes
148
	HAVE_NS_GET_EXECUTABLE_PATH = YesPlease
149
	CSPRNG_METHOD = arc4random
150
	USE_ENHANCED_BASIC_REGULAR_EXPRESSIONS = YesPlease
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152
	# Workaround for `gettext` being keg-only and not even being linked via
153
	# `brew link --force gettext`, should be obsolete as of
154
	# https://github.com/Homebrew/homebrew-core/pull/53489
155
        ifeq ($(shell test -d /usr/local/opt/gettext/ && echo y),y)
156
		BASIC_CFLAGS += -I/usr/local/include -I/usr/local/opt/gettext/include
157
		BASIC_LDFLAGS += -L/usr/local/lib -L/usr/local/opt/gettext/lib
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                ifeq ($(shell test -x /usr/local/opt/gettext/bin/msgfmt && echo y),y)
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			MSGFMT = /usr/local/opt/gettext/bin/msgfmt
160
                endif
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	# On newer ARM-based machines the default installation path has changed to
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	# /opt/homebrew. Include it in our search paths so that the user does not
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	# have to configure this manually.
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	#
165
	# Note that we do not employ the same workaround as above where we manually
166
	# add gettext. The issue was fixed more than three years ago by now, and at
167
	# that point there haven't been any ARM-based Macs yet.
168
        else ifeq ($(shell test -d /opt/homebrew/ && echo y),y)
169
		BASIC_CFLAGS += -I/opt/homebrew/include
170
		BASIC_LDFLAGS += -L/opt/homebrew/lib
171
                ifeq ($(shell test -x /opt/homebrew/bin/msgfmt && echo y),y)
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			MSGFMT = /opt/homebrew/bin/msgfmt
173
                endif
174
        endif
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	# The builtin FSMonitor on MacOS builds upon Simple-IPC.  Both require
177
	# Unix domain sockets and PThreads.
178
        ifndef NO_PTHREADS
179
        ifndef NO_UNIX_SOCKETS
180
	FSMONITOR_DAEMON_BACKEND = darwin
181
	FSMONITOR_OS_SETTINGS = darwin
182
        endif
183
        endif
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185
	BASIC_LDFLAGS += -framework CoreServices
186
endif
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ifeq ($(uname_S),SunOS)
188
	NEEDS_SOCKET = YesPlease
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	NEEDS_NSL = YesPlease
190
	SHELL_PATH = /bin/bash
191
	SANE_TOOL_PATH = /usr/xpg6/bin:/usr/xpg4/bin
192
	HAVE_ALLOCA_H = YesPlease
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	NO_STRCASESTR = YesPlease
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	NO_MEMMEM = YesPlease
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	NO_MKDTEMP = YesPlease
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	NO_REGEX = YesPlease
197
	NO_MSGFMT_EXTENDED_OPTIONS = YesPlease
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	HAVE_DEV_TTY = YesPlease
199
        ifeq ($(uname_R),5.6)
200
		SOCKLEN_T = int
201
		NO_HSTRERROR = YesPlease
202
		NO_IPV6 = YesPlease
203
		NO_SOCKADDR_STORAGE = YesPlease
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		NO_UNSETENV = YesPlease
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		NO_SETENV = YesPlease
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		NO_STRLCPY = YesPlease
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		NO_STRTOUMAX = YesPlease
208
		GIT_TEST_CMP = cmp
209
        endif
210
        ifeq ($(uname_R),5.7)
211
		NEEDS_RESOLV = YesPlease
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		NO_IPV6 = YesPlease
213
		NO_SOCKADDR_STORAGE = YesPlease
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		NO_UNSETENV = YesPlease
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		NO_SETENV = YesPlease
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		NO_STRLCPY = YesPlease
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		NO_STRTOUMAX = YesPlease
218
		GIT_TEST_CMP = cmp
219
        endif
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        ifeq ($(uname_R),5.8)
221
		NO_UNSETENV = YesPlease
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		NO_SETENV = YesPlease
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		NO_STRTOUMAX = YesPlease
224
		GIT_TEST_CMP = cmp
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        endif
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        ifeq ($(uname_R),5.9)
227
		NO_UNSETENV = YesPlease
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		NO_SETENV = YesPlease
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		NO_STRTOUMAX = YesPlease
230
		GIT_TEST_CMP = cmp
231
        endif
232
	INSTALL = /usr/ucb/install
233
	TAR = gtar
234
	BASIC_CFLAGS += -D__EXTENSIONS__ -D__sun__
235
endif
236
ifeq ($(uname_O),Cygwin)
237
        ifeq ($(shell expr "$(uname_R)" : '1\.[1-6]\.'),4)
238
		NO_D_TYPE_IN_DIRENT = YesPlease
239
		NO_STRCASESTR = YesPlease
240
		NO_MEMMEM = YesPlease
241
		NO_SYMLINK_HEAD = YesPlease
242
		NO_IPV6 = YesPlease
243
		OLD_ICONV = UnfortunatelyYes
244
		# There are conflicting reports about this.
245
		# On some boxes NO_MMAP is needed, and not so elsewhere.
246
		# Try commenting this out if you suspect MMAP is more efficient
247
		NO_MMAP = YesPlease
248
        else
249
		NO_REGEX = UnfortunatelyYes
250
        endif
251
	HAVE_ALLOCA_H = YesPlease
252
	NEEDS_LIBICONV = YesPlease
253
	NO_FAST_WORKING_DIRECTORY = UnfortunatelyYes
254
	NO_ST_BLOCKS_IN_STRUCT_STAT = YesPlease
255
	X = .exe
256
	UNRELIABLE_FSTAT = UnfortunatelyYes
257
	OBJECT_CREATION_USES_RENAMES = UnfortunatelyNeedsTo
258
	MMAP_PREVENTS_DELETE = UnfortunatelyYes
259
	COMPAT_OBJS += compat/win32/path-utils.o
260
	FREAD_READS_DIRECTORIES = UnfortunatelyYes
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endif
262
ifeq ($(uname_S),FreeBSD)
263
	NEEDS_LIBICONV = YesPlease
264
	# Versions up to 10.1 require OLD_ICONV; 10.2 and beyond don't.
265
	# A typical version string looks like "10.2-RELEASE".
266
        ifeq ($(shell expr "$(uname_R)" : '[1-9]\.'),2)
267
		OLD_ICONV = YesPlease
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        endif
269
        ifeq ($(firstword $(subst -, ,$(uname_R))),10.0)
270
		OLD_ICONV = YesPlease
271
        endif
272
        ifeq ($(firstword $(subst -, ,$(uname_R))),10.1)
273
		OLD_ICONV = YesPlease
274
        endif
275
	NO_MEMMEM = YesPlease
276
	BASIC_CFLAGS += -I/usr/local/include
277
	BASIC_LDFLAGS += -L/usr/local/lib
278
	DIR_HAS_BSD_GROUP_SEMANTICS = YesPlease
279
	USE_ST_TIMESPEC = YesPlease
280
        ifeq ($(shell expr "$(uname_R)" : '4\.'),2)
281
		PTHREAD_LIBS = -pthread
282
		NO_UINTMAX_T = YesPlease
283
		NO_STRTOUMAX = YesPlease
284
        endif
285
	PYTHON_PATH = /usr/local/bin/python
286
	PERL_PATH = /usr/local/bin/perl
287
	HAVE_PATHS_H = YesPlease
288
	HAVE_BSD_SYSCTL = YesPlease
289
	HAVE_BSD_KERN_PROC_SYSCTL = YesPlease
290
	CSPRNG_METHOD = arc4random
291
	PAGER_ENV = LESS=FRX LV=-c MORE=FRX
292
	FREAD_READS_DIRECTORIES = UnfortunatelyYes
293
	FILENO_IS_A_MACRO = UnfortunatelyYes
294
endif
295
ifeq ($(uname_S),OpenBSD)
296
	NO_STRCASESTR = YesPlease
297
	NO_MEMMEM = YesPlease
298
	USE_ST_TIMESPEC = YesPlease
299
	NEEDS_LIBICONV = YesPlease
300
	BASIC_CFLAGS += -I/usr/local/include
301
	BASIC_LDFLAGS += -L/usr/local/lib
302
	HAVE_PATHS_H = YesPlease
303
	HAVE_BSD_SYSCTL = YesPlease
304
	HAVE_BSD_KERN_PROC_SYSCTL = YesPlease
305
	CSPRNG_METHOD = arc4random
306
	PROCFS_EXECUTABLE_PATH = /proc/curproc/file
307
	FREAD_READS_DIRECTORIES = UnfortunatelyYes
308
	FILENO_IS_A_MACRO = UnfortunatelyYes
309
endif
310
ifeq ($(uname_S),MirBSD)
311
	NO_STRCASESTR = YesPlease
312
	NO_MEMMEM = YesPlease
313
	USE_ST_TIMESPEC = YesPlease
314
	NEEDS_LIBICONV = YesPlease
315
	HAVE_PATHS_H = YesPlease
316
	HAVE_BSD_SYSCTL = YesPlease
317
	CSPRNG_METHOD = arc4random
318
endif
319
ifeq ($(uname_S),NetBSD)
320
        ifeq ($(shell expr "$(uname_R)" : '[01]\.'),2)
321
		NEEDS_LIBICONV = YesPlease
322
        endif
323
	BASIC_CFLAGS += -I/usr/pkg/include
324
	BASIC_LDFLAGS += -L/usr/pkg/lib $(CC_LD_DYNPATH)/usr/pkg/lib
325
	USE_ST_TIMESPEC = YesPlease
326
	HAVE_PATHS_H = YesPlease
327
	HAVE_BSD_SYSCTL = YesPlease
328
	HAVE_BSD_KERN_PROC_SYSCTL = YesPlease
329
	CSPRNG_METHOD = arc4random
330
	PROCFS_EXECUTABLE_PATH = /proc/curproc/exe
331
endif
332
ifeq ($(uname_S),AIX)
333
	DEFAULT_PAGER = more
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	NO_STRCASESTR = YesPlease
335
	NO_MEMMEM = YesPlease
336
	NO_MKDTEMP = YesPlease
337
	NO_STRLCPY = YesPlease
338
	NO_NSEC = YesPlease
339
	NO_REGEX = NeedsStartEnd
340
	FREAD_READS_DIRECTORIES = UnfortunatelyYes
341
	INTERNAL_QSORT = UnfortunatelyYes
342
	NEEDS_LIBICONV = YesPlease
343
	BASIC_CFLAGS += -D_LARGE_FILES
344
	FILENO_IS_A_MACRO = UnfortunatelyYes
345
	NEED_ACCESS_ROOT_HANDLER = UnfortunatelyYes
346
        ifeq ($(shell expr "$(uname_V)" : '[1234]'),1)
347
		NO_PTHREADS = YesPlease
348
        else
349
		PTHREAD_LIBS = -lpthread
350
        endif
351
        ifeq ($(shell expr "$(uname_V).$(uname_R)" : '5\.1'),3)
352
		INLINE = ''
353
        endif
354
	GIT_TEST_CMP = cmp
355
endif
356
ifeq ($(uname_S),GNU)
357
	# GNU/Hurd
358
	HAVE_ALLOCA_H = YesPlease
359
	NO_STRLCPY = YesPlease
360
	HAVE_PATHS_H = YesPlease
361
	LIBC_CONTAINS_LIBINTL = YesPlease
362
	FREAD_READS_DIRECTORIES = UnfortunatelyYes
363
endif
364
ifeq ($(uname_S),IRIX)
365
	NO_SETENV = YesPlease
366
	NO_UNSETENV = YesPlease
367
	NO_STRCASESTR = YesPlease
368
	NO_MEMMEM = YesPlease
369
	NO_MKDTEMP = YesPlease
370
	# When compiled with the MIPSpro 7.4.4m compiler, and without pthreads
371
	# (i.e. NO_PTHREADS is set), and _with_ MMAP (i.e. NO_MMAP is not set),
372
	# git dies with a segmentation fault when trying to access the first
373
	# entry of a reflog.  The conservative choice is made to always set
374
	# NO_MMAP.  If you suspect that your compiler is not affected by this
375
	# issue, comment out the NO_MMAP statement.
376
	NO_MMAP = YesPlease
377
	NO_REGEX = YesPlease
378
	SNPRINTF_RETURNS_BOGUS = YesPlease
379
	SHELL_PATH = /usr/gnu/bin/bash
380
	NEEDS_LIBGEN = YesPlease
381
endif
382
ifeq ($(uname_S),IRIX64)
383
	NO_SETENV = YesPlease
384
	NO_UNSETENV = YesPlease
385
	NO_STRCASESTR = YesPlease
386
	NO_MEMMEM = YesPlease
387
	NO_MKDTEMP = YesPlease
388
	# When compiled with the MIPSpro 7.4.4m compiler, and without pthreads
389
	# (i.e. NO_PTHREADS is set), and _with_ MMAP (i.e. NO_MMAP is not set),
390
	# git dies with a segmentation fault when trying to access the first
391
	# entry of a reflog.  The conservative choice is made to always set
392
	# NO_MMAP.  If you suspect that your compiler is not affected by this
393
	# issue, comment out the NO_MMAP statement.
394
	NO_MMAP = YesPlease
395
	NO_REGEX = YesPlease
396
	SNPRINTF_RETURNS_BOGUS = YesPlease
397
	SHELL_PATH = /usr/gnu/bin/bash
398
	NEEDS_LIBGEN = YesPlease
399
endif
400
ifeq ($(uname_S),HP-UX)
401
	INLINE = __inline
402
	NO_IPV6 = YesPlease
403
	NO_SETENV = YesPlease
404
	NO_STRCASESTR = YesPlease
405
	NO_MEMMEM = YesPlease
406
	NO_STRLCPY = YesPlease
407
	NO_MKDTEMP = YesPlease
408
	NO_UNSETENV = YesPlease
409
	NO_HSTRERROR = YesPlease
410
	NO_SYS_SELECT_H = YesPlease
411
	SNPRINTF_RETURNS_BOGUS = YesPlease
412
	NO_NSEC = YesPlease
413
        ifeq ($(uname_R),B.11.00)
414
		NO_INET_NTOP = YesPlease
415
		NO_INET_PTON = YesPlease
416
        endif
417
        ifeq ($(uname_R),B.10.20)
418
		# Override HP-UX 11.x setting:
419
		INLINE =
420
		SOCKLEN_T = size_t
421
		NO_PREAD = YesPlease
422
		NO_INET_NTOP = YesPlease
423
		NO_INET_PTON = YesPlease
424
        endif
425
	GIT_TEST_CMP = cmp
426
endif
427
ifeq ($(uname_S),Windows)
428
	GIT_VERSION := $(GIT_VERSION).MSVC
429
	pathsep = ;
430
	# Assume that this is built in Git for Windows' SDK
431
        ifeq (MINGW32,$(MSYSTEM))
432
		prefix = /mingw32
433
        else
434
		prefix = /mingw64
435
        endif
436
	# Prepend MSVC 64-bit tool-chain to PATH.
437
	#
438
	# A regular Git Bash *does not* have cl.exe in its $PATH. As there is a
439
	# link.exe next to, and required by, cl.exe, we have to prepend this
440
	# onto the existing $PATH.
441
	#
442
	SANE_TOOL_PATH ?= $(msvc_bin_dir_msys)
443
	HAVE_ALLOCA_H = YesPlease
444
	NO_PREAD = YesPlease
445
	NEEDS_CRYPTO_WITH_SSL = YesPlease
446
	NO_LIBGEN_H = YesPlease
447
	NO_POLL = YesPlease
448
	NO_SYMLINK_HEAD = YesPlease
449
	NO_IPV6 = YesPlease
450
	NO_SETENV = YesPlease
451
	NO_STRCASESTR = YesPlease
452
	NO_STRLCPY = YesPlease
453
	NO_MEMMEM = YesPlease
454
	NEEDS_LIBICONV = YesPlease
455
	NO_STRTOUMAX = YesPlease
456
	NO_MKDTEMP = YesPlease
457
	NO_INTTYPES_H = YesPlease
458
	CSPRNG_METHOD = rtlgenrandom
459
	# VS2015 with UCRT claims that snprintf and friends are C99 compliant,
460
	# so we don't need this:
461
	#
462
	#   SNPRINTF_RETURNS_BOGUS = YesPlease
463

464
	# The builtin FSMonitor requires Named Pipes and Threads on Windows.
465
	# These are always available, so we do not have to conditionally
466
	# support it.
467
	FSMONITOR_DAEMON_BACKEND = win32
468
	FSMONITOR_OS_SETTINGS = win32
469

470
	NO_SVN_TESTS = YesPlease
471
	RUNTIME_PREFIX = YesPlease
472
	HAVE_WPGMPTR = YesWeDo
473
	NO_ST_BLOCKS_IN_STRUCT_STAT = YesPlease
474
	USE_WIN32_IPC = YesPlease
475
	USE_WIN32_MMAP = YesPlease
476
	MMAP_PREVENTS_DELETE = UnfortunatelyYes
477
	# USE_NED_ALLOCATOR = YesPlease
478
	UNRELIABLE_FSTAT = UnfortunatelyYes
479
	OBJECT_CREATION_USES_RENAMES = UnfortunatelyNeedsTo
480
	NO_REGEX = YesPlease
481
	NO_GETTEXT = YesPlease
482
	NO_PYTHON = YesPlease
483
	ETAGS_TARGET = ETAGS
484
	NO_POSIX_GOODIES = UnfortunatelyYes
485
	NATIVE_CRLF = YesPlease
486
	DEFAULT_HELP_FORMAT = html
487
ifeq (/mingw64,$(subst 32,64,$(prefix)))
488
	# Move system config into top-level /etc/
489
	ETC_GITCONFIG = ../etc/gitconfig
490
	ETC_GITATTRIBUTES = ../etc/gitattributes
491
endif
492

493
	CC = compat/vcbuild/scripts/clink.pl
494
	AR = compat/vcbuild/scripts/lib.pl
495
	CFLAGS =
496
	BASIC_CFLAGS = -nologo -I. -Icompat/vcbuild/include -DWIN32 -D_CONSOLE -DHAVE_STRING_H -D_CRT_SECURE_NO_WARNINGS -D_CRT_NONSTDC_NO_DEPRECATE
497
	COMPAT_OBJS = compat/msvc.o compat/winansi.o \
498
		compat/win32/flush.o \
499
		compat/win32/path-utils.o \
500
		compat/win32/pthread.o compat/win32/syslog.o \
501
		compat/win32/trace2_win32_process_info.o \
502
		compat/win32/dirent.o
503
	COMPAT_CFLAGS = -D__USE_MINGW_ACCESS -DDETECT_MSYS_TTY -DNOGDI -DHAVE_STRING_H -Icompat -Icompat/regex -Icompat/win32 -DSTRIP_EXTENSION=\".exe\"
504
	BASIC_LDFLAGS = -IGNORE:4217 -IGNORE:4049 -NOLOGO -ENTRY:wmainCRTStartup -SUBSYSTEM:CONSOLE
505
	# invalidcontinue.obj allows Git's source code to close the same file
506
	# handle twice, or to access the osfhandle of an already-closed stdout
507
	# See https://msdn.microsoft.com/en-us/library/ms235330.aspx
508
	EXTLIBS = user32.lib advapi32.lib shell32.lib wininet.lib ws2_32.lib invalidcontinue.obj kernel32.lib ntdll.lib
509
	PTHREAD_LIBS =
510
	lib =
511
	BASIC_CFLAGS += $(vcpkg_inc) $(sdk_includes) $(msvc_includes)
512
ifndef DEBUG
513
	BASIC_CFLAGS += $(vcpkg_rel_lib)
514
else
515
	BASIC_CFLAGS += $(vcpkg_dbg_lib)
516
endif
517
	BASIC_CFLAGS += $(sdk_libs) $(msvc_libs)
518

519
ifneq ($(USE_MSVC_CRTDBG),)
520
	# Optionally enable memory leak reporting.
521
	BASIC_CFLAGS += -DUSE_MSVC_CRTDBG
522
endif
523
	# Always give "-Zi" to the compiler and "-debug" to linker (even in
524
	# release mode) to force a PDB to be generated (like RelWithDebInfo).
525
	BASIC_CFLAGS += -Zi
526
	BASIC_LDFLAGS += -debug -Zf
527

528
ifdef NO_SAFESEH
529
	LDFLAGS += -SAFESEH:NO
530
endif
531

532
ifndef DEBUG
533
	BASIC_CFLAGS += -GL -Gy -O2 -Oy- -MD -DNDEBUG
534
	BASIC_LDFLAGS += -release -LTCG /OPT:REF /OPT:ICF /INCREMENTAL:NO /DEBUGTYPE:CV,FIXUP
535
	AR += -LTCG
536
else
537
	BASIC_CFLAGS += -MDd -DDEBUG -D_DEBUG
538
endif
539
	X = .exe
540

541
	EXTRA_PROGRAMS += headless-git$X
542

543
compat/msvc.o: compat/msvc.c compat/mingw.c GIT-CFLAGS
544
endif
545
ifeq ($(uname_S),Interix)
546
	NO_INITGROUPS = YesPlease
547
	NO_IPV6 = YesPlease
548
	NO_MEMMEM = YesPlease
549
	NO_MKDTEMP = YesPlease
550
	NO_STRTOUMAX = YesPlease
551
	NO_NSEC = YesPlease
552
        ifeq ($(uname_R),3.5)
553
		NO_INET_NTOP = YesPlease
554
		NO_INET_PTON = YesPlease
555
		NO_SOCKADDR_STORAGE = YesPlease
556
        endif
557
        ifeq ($(uname_R),5.2)
558
		NO_INET_NTOP = YesPlease
559
		NO_INET_PTON = YesPlease
560
		NO_SOCKADDR_STORAGE = YesPlease
561
        endif
562
endif
563
ifeq ($(uname_S),Minix)
564
	NO_IPV6 = YesPlease
565
	NO_ST_BLOCKS_IN_STRUCT_STAT = YesPlease
566
	NO_NSEC = YesPlease
567
	NEEDS_LIBGEN =
568
	NEEDS_CRYPTO_WITH_SSL = YesPlease
569
	NEEDS_RESOLV =
570
	NO_HSTRERROR = YesPlease
571
	NO_MMAP = YesPlease
572
	NO_CURL =
573
	NO_EXPAT =
574
endif
575
ifeq ($(uname_S),NONSTOP_KERNEL)
576
	# Needs some C99 features, "inline" is just one of them.
577
	# INLINE='' would just replace one set of warnings with another and
578
	# still not compile in c89 mode, due to non-const array initializations.
579
	CC = cc -c99
580
	# Build down-rev compatible objects that don't use our new getopt_long.
581
        ifeq ($(uname_R).$(uname_V),J06.21)
582
		CC += -WRVU=J06.20
583
        endif
584
        ifeq ($(uname_R).$(uname_V),L17.02)
585
		CC += -WRVU=L16.05
586
        endif
587
	# Disable all optimization, seems to result in bad code, with -O or -O2
588
	# or even -O1 (default), /usr/local/libexec/git-core/git-pack-objects
589
	# abends on "git push". Needs more investigation.
590
	CFLAGS = -g -O0 -Winline
591
	# We'd want it to be here.
592
	prefix = /usr/local
593
	# perl and python must be in /usr/bin on NonStop - supplied by HPE
594
	# with operating system in that managed directory.
595
	PERL_PATH = /usr/bin/perl
596
	PYTHON_PATH = /usr/bin/python
597
	# The current /usr/coreutils/rm at lowest support level does not work
598
	# with the git test structure. Long paths as in
599
	# 'trash directory...' cause rm to terminate prematurely without fully
600
	# removing the directory at OS releases J06.21 and L17.02.
601
	# Default to the older rm until those two releases are deprecated.
602
	RM = /bin/rm -f
603
	NEEDS_CRYPTO_WITH_SSL = YesPlease
604
	HAVE_DEV_TTY = YesPlease
605
	HAVE_LIBCHARSET_H = YesPlease
606
	HAVE_STRINGS_H = YesPlease
607
	NEEDS_LIBICONV = YesPlease
608
	NEEDS_LIBINTL_BEFORE_LIBICONV = YesPlease
609
	NO_SYS_SELECT_H = UnfortunatelyYes
610
	NO_D_TYPE_IN_DIRENT = YesPlease
611
	NO_GETTEXT = YesPlease
612
	NO_HSTRERROR = YesPlease
613
	NO_STRCASESTR = YesPlease
614
	NO_MEMMEM = YesPlease
615
	NO_STRLCPY = YesPlease
616
	NO_SETENV = YesPlease
617
	NO_UNSETENV = YesPlease
618
	NO_MKDTEMP = YesPlease
619
	# Currently libiconv-1.9.1.
620
	OLD_ICONV = UnfortunatelyYes
621
	NO_REGEX = NeedsStartEnd
622
	NO_PTHREADS = UnfortunatelyYes
623
	FREAD_READS_DIRECTORIES = UnfortunatelyYes
624

625
	# Not detected (nor checked for) by './configure'.
626
	# We don't have SA_RESTART on NonStop, unfortunalety.
627
	COMPAT_CFLAGS += -DSA_RESTART=0
628
	# Apparently needed in compat/fnmatch/fnmatch.c.
629
	COMPAT_CFLAGS += -DHAVE_STRING_H=1
630
	NO_ST_BLOCKS_IN_STRUCT_STAT = YesPlease
631
	NO_NSEC = YesPlease
632
	NO_PREAD = YesPlease
633
	NO_MMAP = YesPlease
634
	NO_POLL = YesPlease
635
	NO_INTPTR_T = UnfortunatelyYes
636
	CSPRNG_METHOD = openssl
637
	SANE_TOOL_PATH = /usr/coreutils/bin:/usr/local/bin
638
	SHELL_PATH = /usr/coreutils/bin/bash
639
endif
640
ifeq ($(uname_S),OS/390)
641
	NO_SYS_POLL_H = YesPlease
642
	NO_STRCASESTR = YesPlease
643
	NO_REGEX = YesPlease
644
	NO_MMAP = YesPlease
645
	NO_NSEC = YesPlease
646
	NO_STRLCPY = YesPlease
647
	NO_MEMMEM = YesPlease
648
	NO_GECOS_IN_PWENT = YesPlease
649
	HAVE_STRINGS_H = YesPlease
650
	NEEDS_MODE_TRANSLATION = YesPlease
651
endif
652
ifeq ($(uname_S),MINGW)
653
        ifeq ($(shell expr "$(uname_R)" : '1\.'),2)
654
		$(error "Building with MSys is no longer supported")
655
        endif
656
	pathsep = ;
657
	HAVE_ALLOCA_H = YesPlease
658
	NO_PREAD = YesPlease
659
	NEEDS_CRYPTO_WITH_SSL = YesPlease
660
	NO_LIBGEN_H = YesPlease
661
	NO_POLL = YesPlease
662
	NO_SYMLINK_HEAD = YesPlease
663
	NO_SETENV = YesPlease
664
	NO_STRCASESTR = YesPlease
665
	NO_STRLCPY = YesPlease
666
	NO_MEMMEM = YesPlease
667
	NEEDS_LIBICONV = YesPlease
668
	NO_STRTOUMAX = YesPlease
669
	NO_MKDTEMP = YesPlease
670
	NO_SVN_TESTS = YesPlease
671

672
	# The builtin FSMonitor requires Named Pipes and Threads on Windows.
673
	# These are always available, so we do not have to conditionally
674
	# support it.
675
	FSMONITOR_DAEMON_BACKEND = win32
676
	FSMONITOR_OS_SETTINGS = win32
677

678
	RUNTIME_PREFIX = YesPlease
679
	HAVE_WPGMPTR = YesWeDo
680
	NO_ST_BLOCKS_IN_STRUCT_STAT = YesPlease
681
	USE_WIN32_IPC = YesPlease
682
	USE_WIN32_MMAP = YesPlease
683
	MMAP_PREVENTS_DELETE = UnfortunatelyYes
684
	UNRELIABLE_FSTAT = UnfortunatelyYes
685
	OBJECT_CREATION_USES_RENAMES = UnfortunatelyNeedsTo
686
	NO_REGEX = YesPlease
687
	ETAGS_TARGET = ETAGS
688
	NO_POSIX_GOODIES = UnfortunatelyYes
689
	DEFAULT_HELP_FORMAT = html
690
	HAVE_PLATFORM_PROCINFO = YesPlease
691
	CSPRNG_METHOD = rtlgenrandom
692
	BASIC_LDFLAGS += -municode
693
	COMPAT_CFLAGS += -DNOGDI -Icompat -Icompat/win32
694
	COMPAT_CFLAGS += -DSTRIP_EXTENSION=\".exe\"
695
	COMPAT_OBJS += compat/mingw.o compat/winansi.o \
696
		compat/win32/trace2_win32_process_info.o \
697
		compat/win32/flush.o \
698
		compat/win32/path-utils.o \
699
		compat/win32/pthread.o compat/win32/syslog.o \
700
		compat/win32/dirent.o
701
	BASIC_CFLAGS += -DWIN32
702
	EXTLIBS += -lws2_32
703
	GITLIBS += git.res
704
	PTHREAD_LIBS =
705
	RC = windres -O coff
706
	NATIVE_CRLF = YesPlease
707
	X = .exe
708
	# MSys2
709
	prefix = /usr/
710
	# Enable DEP
711
	BASIC_LDFLAGS += -Wl,--nxcompat
712
	# Enable ASLR (unless debugging)
713
        ifneq (,$(findstring -O,$(filter-out -O0 -Og,$(CFLAGS))))
714
		BASIC_LDFLAGS += -Wl,--dynamicbase
715
        endif
716
        ifeq (MINGW32,$(MSYSTEM))
717
		prefix = /mingw32
718
		HOST_CPU = i686
719
		BASIC_LDFLAGS += -Wl,--pic-executable,-e,_mainCRTStartup
720
        endif
721
        ifeq (MINGW64,$(MSYSTEM))
722
		prefix = /mingw64
723
		HOST_CPU = x86_64
724
		BASIC_LDFLAGS += -Wl,--pic-executable,-e,mainCRTStartup
725
        else
726
		COMPAT_CFLAGS += -D_USE_32BIT_TIME_T
727
		BASIC_LDFLAGS += -Wl,--large-address-aware
728
        endif
729
	CC = gcc
730
	COMPAT_CFLAGS += -D__USE_MINGW_ANSI_STDIO=0 -DDETECT_MSYS_TTY \
731
		-fstack-protector-strong
732
	EXTLIBS += -lntdll
733
	EXTRA_PROGRAMS += headless-git$X
734
	INSTALL = /bin/install
735
	INTERNAL_QSORT = YesPlease
736
	HAVE_LIBCHARSET_H = YesPlease
737
	USE_GETTEXT_SCHEME = fallthrough
738
	USE_LIBPCRE = YesPlease
739
	USE_NED_ALLOCATOR = YesPlease
740
        ifeq (/mingw64,$(subst 32,64,$(prefix)))
741
		# Move system config into top-level /etc/
742
		ETC_GITCONFIG = ../etc/gitconfig
743
		ETC_GITATTRIBUTES = ../etc/gitattributes
744
        endif
745
endif
746
ifeq ($(uname_S),QNX)
747
	COMPAT_CFLAGS += -DSA_RESTART=0
748
	EXPAT_NEEDS_XMLPARSE_H = YesPlease
749
	HAVE_STRINGS_H = YesPlease
750
	NEEDS_SOCKET = YesPlease
751
	NO_GETPAGESIZE = YesPlease
752
	NO_ICONV = YesPlease
753
	NO_MEMMEM = YesPlease
754
	NO_MKDTEMP = YesPlease
755
	NO_NSEC = YesPlease
756
	NO_PTHREADS = YesPlease
757
	NO_STRCASESTR = YesPlease
758
	NO_STRLCPY = YesPlease
759
endif
760

761
vcxproj:
762
	# Require clean work tree
763
	git update-index -q --refresh && \
764
	git diff-files --quiet && \
765
	git diff-index --cached --quiet HEAD --
766

767
	# Make .vcxproj files and add them
768
	perl contrib/buildsystems/generate -g Vcxproj
769
	git add -f git.sln {*,*/lib,t/helper/*}/*.vcxproj
770

771
	# Generate the LinkOrCopyBuiltins.targets and LinkOrCopyRemoteHttp.targets file
772
	(echo '<Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003">' && \
773
	 echo '  <Target Name="CopyBuiltins_AfterBuild" AfterTargets="AfterBuild">' && \
774
	 for name in $(BUILT_INS);\
775
	 do \
776
	   echo '    <Copy SourceFiles="$$(OutDir)\git.exe" DestinationFiles="$$(OutDir)\'"$$name"'" SkipUnchangedFiles="true" UseHardlinksIfPossible="true" />'; \
777
	 done && \
778
	 echo '  </Target>' && \
779
	 echo '</Project>') >git/LinkOrCopyBuiltins.targets
780
	(echo '<Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003">' && \
781
	 echo '  <Target Name="CopyBuiltins_AfterBuild" AfterTargets="AfterBuild">' && \
782
	 for name in $(REMOTE_CURL_ALIASES); \
783
	 do \
784
	   echo '    <Copy SourceFiles="$$(OutDir)\'"$(REMOTE_CURL_PRIMARY)"'" DestinationFiles="$$(OutDir)\'"$$name"'" SkipUnchangedFiles="true" UseHardlinksIfPossible="true" />'; \
785
	 done && \
786
	 echo '  </Target>' && \
787
	 echo '</Project>') >git-remote-http/LinkOrCopyRemoteHttp.targets
788
	git add -f git/LinkOrCopyBuiltins.targets git-remote-http/LinkOrCopyRemoteHttp.targets
789

790
	# Add generated headers
791
	$(MAKE) MSVC=1 SKIP_VCPKG=1 prefix=/mingw64 $(GENERATED_H)
792
	git add -f $(GENERATED_H)
793

794
	# Add scripts
795
	rm -f perl/perl.mak
796
	$(MAKE) MSVC=1 SKIP_VCPKG=1 prefix=/mingw64 $(SCRIPT_LIB) $(SCRIPTS)
797
	# Strip out the sane tool path, needed only for building
798
	sed -i '/^git_broken_path_fix ".*/d' git-sh-setup
799
	git add -f $(SCRIPT_LIB) $(SCRIPTS)
800

801
	# Add Perl module
802
	$(MAKE) $(LIB_PERL_GEN)
803
	git add -f perl/build
804

805
	# Add bin-wrappers, for testing
806
	rm -rf bin-wrappers/
807
	$(MAKE) MSVC=1 SKIP_VCPKG=1 prefix=/mingw64 $(test_bindir_programs)
808
	# Ensure that the GIT_EXEC_PATH is a Unix-y one, and that the absolute
809
	# path of the repository is not hard-coded (GIT_EXEC_PATH will be set
810
	# by test-lib.sh according to the current setup)
811
	sed -i -e 's/^\(GIT_EXEC_PATH\)=.*/test -n "$${\1##*:*}" ||\
812
			\1="$$(cygpath -u "$$\1")"/' \
813
		-e "s|'$$(pwd)|\"\$$GIT_EXEC_PATH\"'|g" bin-wrappers/*
814
	# Ensure that test-* helpers find the .dll files copied to top-level
815
	sed -i 's|^PATH=.*|&:"$$GIT_EXEC_PATH"|' bin-wrappers/test-*
816
	# We do not want to force hard-linking builtins
817
	sed -i 's|\(git\)-\([-a-z]*\)\.exe"|\1.exe" \2|g' \
818
		bin-wrappers/git-{receive-pack,upload-archive}
819
	git add -f $(test_bindir_programs)
820
	# remote-ext is a builtin, but invoked as if it were external
821
	sed 's|receive-pack|remote-ext|g' \
822
		<bin-wrappers/git-receive-pack >bin-wrappers/git-remote-ext
823
	git add -f bin-wrappers/git-remote-ext
824

825
	# Add templates
826
	$(MAKE) -C templates
827
	git add -f templates/boilerplates.made templates/blt/
828

829
	# Add the translated messages
830
	make MSVC=1 SKIP_VCPKG=1 prefix=/mingw64 $(MOFILES)
831
	git add -f $(MOFILES)
832

833
	# Add build options
834
	$(MAKE) MSVC=1 SKIP_VCPKG=1 prefix=/mingw64 GIT-BUILD-OPTIONS
835
	git add -f GIT-BUILD-OPTIONS
836

837
	# Commit the whole shebang
838
	git commit -m "Generate Visual Studio solution" \
839
		-m "Auto-generated by \`$(MAKE)$(MAKEFLAGS) $@\`"
840