[libgit2.git] / CMakeLists.txt

# CMake build script for the libgit2 project
#
# Building (out of source build):
# > mkdir build && cd build
# > cmake .. [-DSETTINGS=VALUE]
# > cmake --build .
#
# Testing:
# > ctest -V
#
# Install:
# > cmake --build . --target install

PROJECT(libgit2 C)
CMAKE_MINIMUM_REQUIRED(VERSION 2.6)

# Add find modules to the path
SET(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_CURRENT_LIST_DIR}/cmake/Modules/")

# Build options
#
OPTION( SONAME				"Set the (SO)VERSION of the target"		ON  )
OPTION( BUILD_SHARED_LIBS	"Build Shared Library (OFF for Static)"	ON  )
OPTION( THREADSAFE			"Build libgit2 as threadsafe"			OFF )
OPTION( BUILD_CLAR			"Build Tests using the Clar suite"		ON  )
OPTION( BUILD_EXAMPLES		"Build library usage example apps"		OFF )
OPTION( TAGS				"Generate tags"							OFF )
OPTION( PROFILE				"Generate profiling information"		OFF )
OPTION( ENABLE_TRACE		"Enables tracing support"				OFF )
OPTION( LIBGIT2_FILENAME	"Name of the produced binary"			OFF )

OPTION( ANDROID				"Build for android NDK"	 				OFF )

OPTION( USE_ICONV			"Link with and use iconv library" 		OFF )
OPTION( USE_SSH				"Link with libssh to enable SSH support" ON )
OPTION( VALGRIND			"Configure build for valgrind"			OFF )

IF(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
	SET( USE_ICONV ON )
ENDIF()

IF(MSVC)
	# This option is only available when building with MSVC. By default, libgit2
	# is build using the cdecl calling convention, which is useful if you're
	# writing C. However, the CLR and Win32 API both expect stdcall.
	#
	# If you are writing a CLR program and want to link to libgit2, you'll want
	# to turn this on by invoking CMake with the "-DSTDCALL=ON" argument.
	OPTION( STDCALL			"Build libgit2 with the __stdcall convention"	OFF  )

	# This option must match the settings used in your program, in particular if you
	# are linking statically
	OPTION( STATIC_CRT		"Link the static CRT libraries"	ON  )

	# By default, libgit2 is built with WinHTTP.  To use the built-in
	# HTTP transport, invoke CMake with the "-DWINHTTP=OFF" argument.
	OPTION( WINHTTP			"Use Win32 WinHTTP routines"	ON  )
ENDIF()

# This variable will contain the libraries we need to put into
# libgit2.pc's Requires.private. That is, what we're linking to or
# what someone who's statically linking us needs to link to.
SET(LIBGIT2_PC_REQUIRES "")
# This will be set later if we use the system's http-parser library or
# use iconv (OSX) and will be written to the Libs.private field in the
# pc file.
SET(LIBGIT2_PC_LIBS "")

# Installation paths
#
SET(BIN_INSTALL_DIR bin CACHE PATH "Where to install binaries to.")
SET(LIB_INSTALL_DIR lib CACHE PATH "Where to install libraries to.")
SET(INCLUDE_INSTALL_DIR include CACHE PATH "Where to install headers to.")

FUNCTION(TARGET_OS_LIBRARIES target)
	IF(WIN32)
		TARGET_LINK_LIBRARIES(${target} ws2_32)
	ELSEIF(CMAKE_SYSTEM_NAME MATCHES "(Solaris|SunOS)")
		TARGET_LINK_LIBRARIES(${target} socket nsl)
		SET(LIBGIT2_PC_LIBS "${LIBGIT2_PC_LIBS} -lsocket -lnsl" PARENT_SCOPE)
	ELSEIF(CMAKE_SYSTEM_NAME MATCHES "Linux")
		TARGET_LINK_LIBRARIES(${target} rt)
		SET(LIBGIT2_PC_LIBS "${LIBGIT2_PC_LIBS} -lrt" PARENT_SCOPE)
	ENDIF()

	IF(THREADSAFE)
		TARGET_LINK_LIBRARIES(${target} ${CMAKE_THREAD_LIBS_INIT})
	ENDIF()
ENDFUNCTION()

# For the MSVC IDE, this function splits up the source files like windows
# explorer does. This is esp. useful with the libgit2_clar project, were
# usually 2 or more files share the same name.  Sadly, this file grouping
# is a per-directory option in cmake and not per-target, resulting in
# empty virtual folders "tests" for the git2.dll
FUNCTION(MSVC_SPLIT_SOURCES target)
	IF(MSVC_IDE)
		GET_TARGET_PROPERTY(sources ${target} SOURCES)
		FOREACH(source ${sources})
			IF(source MATCHES ".*/")
				STRING(REPLACE ${CMAKE_CURRENT_SOURCE_DIR}/ "" rel ${source})
				IF(rel)
					STRING(REGEX REPLACE "/([^/]*)$" "" rel ${rel})
					IF(rel)
						STRING(REPLACE "/" "\\\\" rel ${rel})
						SOURCE_GROUP(${rel} FILES ${source})
					ENDIF()
				ENDIF()
			ENDIF()
		ENDFOREACH()
	ENDIF()
ENDFUNCTION()

FILE(STRINGS "include/git2/version.h" GIT2_HEADER REGEX "^#define LIBGIT2_VERSION \"[^\"]*\"$")

STRING(REGEX REPLACE "^.*LIBGIT2_VERSION \"([0-9]+).*$" "\\1" LIBGIT2_VERSION_MAJOR "${GIT2_HEADER}")
STRING(REGEX REPLACE "^.*LIBGIT2_VERSION \"[0-9]+\\.([0-9]+).*$" "\\1" LIBGIT2_VERSION_MINOR  "${GIT2_HEADER}")
STRING(REGEX REPLACE "^.*LIBGIT2_VERSION \"[0-9]+\\.[0-9]+\\.([0-9]+).*$" "\\1" LIBGIT2_VERSION_REV "${GIT2_HEADER}")
SET(LIBGIT2_VERSION_STRING "${LIBGIT2_VERSION_MAJOR}.${LIBGIT2_VERSION_MINOR}.${LIBGIT2_VERSION_REV}")

# Find required dependencies
INCLUDE_DIRECTORIES(src include)

IF (WIN32 AND WINHTTP AND NOT MINGW)
	ADD_DEFINITIONS(-DGIT_WINHTTP)
	INCLUDE_DIRECTORIES(deps/http-parser)
	FILE(GLOB SRC_HTTP deps/http-parser/*.c deps/http-parser/*.h)
ELSE ()
	IF (NOT AMIGA)
		FIND_PACKAGE(OpenSSL)
	ENDIF ()

	FIND_PACKAGE(HTTP_Parser QUIET)
	IF (HTTP_PARSER_FOUND AND HTTP_PARSER_VERSION_MAJOR EQUAL 2)
		INCLUDE_DIRECTORIES(${HTTP_PARSER_INCLUDE_DIRS})
		LINK_LIBRARIES(${HTTP_PARSER_LIBRARIES})
		SET(LIBGIT2_PC_LIBS "${LIBGIT2_PC_LIBS} -lhttp_parser")
	ELSE()
		MESSAGE(STATUS "http-parser was not found or is too old; using bundled 3rd-party sources.")
		INCLUDE_DIRECTORIES(deps/http-parser)
		FILE(GLOB SRC_HTTP deps/http-parser/*.c deps/http-parser/*.h)
	ENDIF()
ENDIF()

# Specify sha1 implementation
IF (WIN32 AND NOT MINGW AND NOT SHA1_TYPE STREQUAL "builtin")
	ADD_DEFINITIONS(-DWIN32_SHA1)
	FILE(GLOB SRC_SHA1 src/hash/hash_win32.c)
ELSEIF (OPENSSL_FOUND AND NOT SHA1_TYPE STREQUAL "builtin")
	ADD_DEFINITIONS(-DOPENSSL_SHA1)
	SET(LIBGIT2_PC_REQUIRES "${LIBGIT2_PC_REQUIRES} openssl")
ELSE()
	FILE(GLOB SRC_SHA1 src/hash/hash_generic.c)
ENDIF()

# Enable tracing
IF (ENABLE_TRACE STREQUAL "ON")
	ADD_DEFINITIONS(-DGIT_TRACE)
ENDIF()

# Include POSIX regex when it is required
IF(WIN32 OR AMIGA OR ANDROID)
	INCLUDE_DIRECTORIES(deps/regex)
	SET(SRC_REGEX deps/regex/regex.c)
ENDIF()

# Optional external dependency: zlib
# It's optional, but FIND_PACKAGE gives a warning that looks more like an
# error.
FIND_PACKAGE(ZLIB QUIET)
IF (ZLIB_FOUND)
	INCLUDE_DIRECTORIES(${ZLIB_INCLUDE_DIRS})
	LINK_LIBRARIES(${ZLIB_LIBRARIES})
	IF(APPLE)
		SET(LIBGIT2_PC_LIBS "${LIBGIT2_PC_LIBS} -lz")
	ELSE()
		SET(LIBGIT2_PC_REQUIRES "${LIBGIT2_PC_REQUIRES} zlib")
	ENDIF()
	# Fake the message CMake would have shown
	MESSAGE(STATUS "Found zlib: ${ZLIB_LIBRARY}")
ELSE()
	MESSAGE(STATUS "zlib was not found; using bundled 3rd-party sources." )
	INCLUDE_DIRECTORIES(deps/zlib)
	ADD_DEFINITIONS(-DNO_VIZ -DSTDC -DNO_GZIP)
	FILE(GLOB SRC_ZLIB deps/zlib/*.c deps/zlib/*.h)
ENDIF()

# Optional external dependency: libssh2
IF (USE_SSH AND NOT MINGW)
	FIND_PACKAGE(LIBSSH2 QUIET)
ENDIF()
IF (LIBSSH2_FOUND)
	ADD_DEFINITIONS(-DGIT_SSH)
	INCLUDE_DIRECTORIES(${LIBSSH2_INCLUDE_DIR})
	SET(LIBGIT2_PC_REQUIRES "${LIBGIT2_PC_REQUIRES} libssh2")
	SET(SSH_LIBRARIES ${LIBSSH2_LIBRARIES})
ENDIF()

# Optional external dependency: iconv
IF (USE_ICONV)
	FIND_PACKAGE(ICONV QUIET)
ENDIF()
IF (ICONV_FOUND)
	ADD_DEFINITIONS(-DGIT_USE_ICONV)
	INCLUDE_DIRECTORIES(${ICONV_INCLUDE_DIR})
	SET(LIBGIT2_PC_LIBS "${LIBGIT2_PC_LIBS} ${ICONV_LIBRARIES}")
ENDIF()

# Platform specific compilation flags
IF (MSVC)

	STRING(REPLACE "/Zm1000" " " CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")

	# /GF - String pooling
	# /MP - Parallel build
	SET(CMAKE_C_FLAGS "/GF /MP /nologo ${CMAKE_C_FLAGS}")

	IF (STDCALL)
		# /Gz - stdcall calling convention
		SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /Gz")
	ENDIF ()

	IF (STATIC_CRT)
		SET(CRT_FLAG_DEBUG "/MTd")
		SET(CRT_FLAG_RELEASE "/MT")
	ELSE()
		SET(CRT_FLAG_DEBUG "/MDd")
		SET(CRT_FLAG_RELEASE "/MD")
	ENDIF()

	# /Zi - Create debugging information
	# /Od - Disable optimization
	# /D_DEBUG - #define _DEBUG
	# /MTd - Statically link the multithreaded debug version of the CRT
	# /MDd - Dynamically link the multithreaded debug version of the CRT
	# /RTC1 - Run time checks
	SET(CMAKE_C_FLAGS_DEBUG "/Zi /Od /D_DEBUG /RTC1 ${CRT_FLAG_DEBUG}")

	# /DNDEBUG - Disables asserts
	# /MT - Statically link the multithreaded release version of the CRT
	# /MD - Dynamically link the multithreaded release version of the CRT
	# /O2 - Optimize for speed
	# /Oy - Enable frame pointer omission (FPO) (otherwise CMake will automatically turn it off)
	# /GL - Link time code generation (whole program optimization)
	# /Gy - Function-level linking
	SET(CMAKE_C_FLAGS_RELEASE "/DNDEBUG /O2 /Oy /GL /Gy ${CRT_FLAG_RELEASE}")

	# /Oy- - Disable frame pointer omission (FPO)
	SET(CMAKE_C_FLAGS_RELWITHDEBINFO "/DNDEBUG /Zi /O2 /Oy- /GL /Gy ${CRT_FLAG_RELEASE}")

	# /O1 - Optimize for size
	SET(CMAKE_C_FLAGS_MINSIZEREL "/DNDEBUG /O1 /Oy /GL /Gy ${CRT_FLAG_RELEASE}")

	# /DYNAMICBASE - Address space load randomization (ASLR)
	# /NXCOMPAT - Data execution prevention (DEP)
	# /LARGEADDRESSAWARE - >2GB user address space on x86
	# /VERSION - Embed version information in PE header
	SET(CMAKE_EXE_LINKER_FLAGS "/DYNAMICBASE /NXCOMPAT /LARGEADDRESSAWARE /VERSION:${LIBGIT2_VERSION_MAJOR}.${LIBGIT2_VERSION_MINOR}")

	# /DEBUG - Create a PDB
	# /LTCG - Link time code generation (whole program optimization)
	# /OPT:REF /OPT:ICF - Fold out duplicate code at link step
	# /INCREMENTAL:NO - Required to use /LTCG
	# /DEBUGTYPE:cv,fixup - Additional data embedded in the PDB (requires /INCREMENTAL:NO, so not on for Debug)
	SET(CMAKE_EXE_LINKER_FLAGS_DEBUG "/DEBUG")
	SET(CMAKE_EXE_LINKER_FLAGS_RELEASE "/RELEASE /LTCG /OPT:REF /OPT:ICF /INCREMENTAL:NO")
	SET(CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO "/DEBUG /RELEASE /LTCG /OPT:REF /OPT:ICF /INCREMENTAL:NO /DEBUGTYPE:cv,fixup")
	SET(CMAKE_EXE_LINKER_FLAGS_MINSIZEREL "/RELEASE /LTCG /OPT:REF /OPT:ICF /INCREMENTAL:NO")

	# Same linker settings for DLL as EXE
	SET(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS}")
	SET(CMAKE_SHARED_LINKER_FLAGS_DEBUG "${CMAKE_EXE_LINKER_FLAGS_DEBUG}")
	SET(CMAKE_SHARED_LINKER_FLAGS_RELEASE "${CMAKE_EXE_LINKER_FLAGS_RELEASE}")
	SET(CMAKE_SHARED_LINKER_FLAGS_RELWITHDEBINFO "${CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO}")
	SET(CMAKE_SHARED_LINKER_FLAGS_MINSIZEREL "${CMAKE_EXE_LINKER_FLAGS_MINSIZEREL}")

	SET(WIN_RC "src/win32/git2.rc")

   # Precompiled headers

ELSE ()
	SET(CMAKE_C_FLAGS "-D_GNU_SOURCE -Wall -Wextra -Wno-missing-field-initializers -Wstrict-aliasing=2 -Wstrict-prototypes ${CMAKE_C_FLAGS}")

	IF (WIN32 AND NOT CYGWIN)
		SET(CMAKE_C_FLAGS_DEBUG "-D_DEBUG")
	ENDIF ()

	IF (MINGW) # MinGW always does PIC and complains if we tell it to
		STRING(REGEX REPLACE "-fPIC" "" CMAKE_SHARED_LIBRARY_C_FLAGS "${CMAKE_SHARED_LIBRARY_C_FLAGS}")
		# MinGW >= 3.14 uses the C99-style stdio functions
		# automatically, but forks like mingw-w64 still want
		# us to define this in order to use them
		ADD_DEFINITIONS(-D__USE_MINGW_ANSI_STDIO=1)

	ELSEIF (BUILD_SHARED_LIBS)
		SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fvisibility=hidden -fPIC")
	ENDIF ()
	IF (APPLE) # Apple deprecated OpenSSL
		SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-deprecated-declarations")
	ENDIF ()
	IF (PROFILE)
		SET(CMAKE_C_FLAGS "-pg ${CMAKE_C_FLAGS}")
		SET(CMAKE_EXE_LINKER_FLAGS "-pg ${CMAKE_EXE_LINKER_FLAGS}")
	ENDIF ()
ENDIF()

IF( NOT CMAKE_CONFIGURATION_TYPES )
	# Build Debug by default
	IF (NOT CMAKE_BUILD_TYPE)
		SET(CMAKE_BUILD_TYPE "Debug" CACHE STRING "Choose the type of build, options are: Debug Release RelWithDebInfo MinSizeRel." FORCE)
	ENDIF ()
ELSE()
	# Using a multi-configuration generator eg MSVC or Xcode
	# that uses CMAKE_CONFIGURATION_TYPES and not CMAKE_BUILD_TYPE
ENDIF()

IF (OPENSSL_FOUND)
  ADD_DEFINITIONS(-DGIT_SSL)
  INCLUDE_DIRECTORIES(${OPENSSL_INCLUDE_DIR})
  SET(SSL_LIBRARIES ${OPENSSL_LIBRARIES})
ENDIF()

IF (THREADSAFE)
	IF (NOT WIN32)
		find_package(Threads REQUIRED)
	ENDIF()

	ADD_DEFINITIONS(-DGIT_THREADS)
ENDIF()

ADD_DEFINITIONS(-D_FILE_OFFSET_BITS=64)

# Collect sourcefiles
FILE(GLOB SRC_H include/git2.h include/git2/*.h include/git2/sys/*.h)

# On Windows use specific platform sources
IF (WIN32 AND NOT CYGWIN)
	ADD_DEFINITIONS(-DWIN32 -D_WIN32_WINNT=0x0501)
	FILE(GLOB SRC_OS src/win32/*.c src/win32/*.h)
ELSEIF (AMIGA)
	ADD_DEFINITIONS(-DNO_ADDRINFO -DNO_READDIR_R -DNO_MMAP)
ELSE()
	IF (VALGRIND)
		ADD_DEFINITIONS(-DNO_MMAP)
	ENDIF()
	FILE(GLOB SRC_OS src/unix/*.c src/unix/*.h)
ENDIF()
FILE(GLOB SRC_GIT2 src/*.c src/*.h src/transports/*.c src/transports/*.h src/xdiff/*.c src/xdiff/*.h)

# Determine architecture of the machine
IF (CMAKE_SIZEOF_VOID_P EQUAL 8)
	ADD_DEFINITIONS(-DGIT_ARCH_64)
ELSEIF (CMAKE_SIZEOF_VOID_P EQUAL 4)
	ADD_DEFINITIONS(-DGIT_ARCH_32)
ELSE()
	message(FATAL_ERROR "Unsupported architecture")
ENDIF()

# Compile and link libgit2
ADD_LIBRARY(git2 ${SRC_H} ${SRC_GIT2} ${SRC_OS} ${SRC_ZLIB} ${SRC_HTTP} ${SRC_REGEX} ${SRC_SHA1} ${WIN_RC})
TARGET_LINK_LIBRARIES(git2 ${SSL_LIBRARIES})
TARGET_LINK_LIBRARIES(git2 ${SSH_LIBRARIES})
TARGET_LINK_LIBRARIES(git2 ${ICONV_LIBRARIES})
TARGET_OS_LIBRARIES(git2)

# Workaround for Cmake bug #0011240 (see http://public.kitware.com/Bug/view.php?id=11240)
# Win64+MSVC+static libs = linker error
IF(MSVC AND GIT_ARCH_64 AND NOT BUILD_SHARED_LIBS)
  SET_TARGET_PROPERTIES(git2 PROPERTIES STATIC_LIBRARY_FLAGS "/MACHINE:x64")
ENDIF()

MSVC_SPLIT_SOURCES(git2)

IF (SONAME)
	SET_TARGET_PROPERTIES(git2 PROPERTIES VERSION ${LIBGIT2_VERSION_STRING})
	SET_TARGET_PROPERTIES(git2 PROPERTIES SOVERSION ${LIBGIT2_VERSION_MAJOR})
	IF (LIBGIT2_FILENAME)
		ADD_DEFINITIONS(-DLIBGIT2_FILENAME=\"${LIBGIT2_FILENAME}\")
		SET_TARGET_PROPERTIES(git2 PROPERTIES OUTPUT_NAME ${LIBGIT2_FILENAME})
	ENDIF()
ENDIF()
CONFIGURE_FILE(${CMAKE_CURRENT_SOURCE_DIR}/libgit2.pc.in ${CMAKE_CURRENT_BINARY_DIR}/libgit2.pc @ONLY)

IF (MSVC_IDE)
   # Precompiled headers
   SET_TARGET_PROPERTIES(git2 PROPERTIES COMPILE_FLAGS "/Yuprecompiled.h /FIprecompiled.h")
   SET_SOURCE_FILES_PROPERTIES(src/win32/precompiled.c COMPILE_FLAGS "/Ycprecompiled.h")
ENDIF ()

# Install
INSTALL(TARGETS git2
	RUNTIME DESTINATION ${BIN_INSTALL_DIR}
	LIBRARY DESTINATION ${LIB_INSTALL_DIR}
	ARCHIVE DESTINATION ${LIB_INSTALL_DIR}
)
INSTALL(FILES ${CMAKE_CURRENT_BINARY_DIR}/libgit2.pc DESTINATION ${LIB_INSTALL_DIR}/pkgconfig )
INSTALL(DIRECTORY include/git2 DESTINATION ${INCLUDE_INSTALL_DIR} )
INSTALL(FILES include/git2.h DESTINATION ${INCLUDE_INSTALL_DIR} )

# Tests
IF (BUILD_CLAR)
	FIND_PACKAGE(PythonInterp REQUIRED)

	SET(CLAR_FIXTURES "${CMAKE_CURRENT_SOURCE_DIR}/tests/resources/")
	SET(CLAR_PATH "${CMAKE_CURRENT_SOURCE_DIR}/tests")
	SET(CLAR_RESOURCES "${CMAKE_CURRENT_SOURCE_DIR}/tests/resources" CACHE PATH "Path to test resources.")
	ADD_DEFINITIONS(-DCLAR_FIXTURE_PATH=\"${CLAR_FIXTURES}\")
	ADD_DEFINITIONS(-DCLAR_RESOURCES=\"${TEST_RESOURCES}\")

	INCLUDE_DIRECTORIES(${CLAR_PATH})
	FILE(GLOB_RECURSE SRC_TEST ${CLAR_PATH}/*/*.c ${CLAR_PATH}/*/*.h)
	SET(SRC_CLAR "${CLAR_PATH}/main.c" "${CLAR_PATH}/clar_libgit2.c" "${CLAR_PATH}/clar.c")

	ADD_CUSTOM_COMMAND(
		OUTPUT ${CLAR_PATH}/clar.suite
		COMMAND ${PYTHON_EXECUTABLE} generate.py -f -xonline -xstress .
		DEPENDS ${SRC_TEST}
		WORKING_DIRECTORY ${CLAR_PATH}
	)

	SET_SOURCE_FILES_PROPERTIES(
		${CLAR_PATH}/clar.c
		PROPERTIES OBJECT_DEPENDS ${CLAR_PATH}/clar.suite)

	ADD_EXECUTABLE(libgit2_clar ${SRC_H} ${SRC_GIT2} ${SRC_OS} ${SRC_CLAR} ${SRC_TEST} ${SRC_ZLIB} ${SRC_HTTP} ${SRC_REGEX} ${SRC_SHA1})

	TARGET_LINK_LIBRARIES(libgit2_clar ${SSL_LIBRARIES})
	TARGET_LINK_LIBRARIES(libgit2_clar ${SSH_LIBRARIES})
	TARGET_LINK_LIBRARIES(libgit2_clar ${ICONV_LIBRARIES})
	TARGET_OS_LIBRARIES(libgit2_clar)
	MSVC_SPLIT_SOURCES(libgit2_clar)

	IF (MSVC_IDE)
		# Precompiled headers
		SET_TARGET_PROPERTIES(libgit2_clar PROPERTIES COMPILE_FLAGS "/Yuprecompiled.h /FIprecompiled.h")
	ENDIF ()

	ENABLE_TESTING()
	ADD_TEST(libgit2_clar libgit2_clar -ionline)
ENDIF ()

IF (TAGS)
	FIND_PROGRAM(CTAGS ctags)
	IF (NOT CTAGS)
		message(FATAL_ERROR "Could not find ctags command")
	ENDIF ()

	FILE(GLOB_RECURSE SRC_ALL *.[ch])

	ADD_CUSTOM_COMMAND(
		OUTPUT tags
		COMMAND ${CTAGS} -a ${SRC_ALL}
		DEPENDS ${SRC_ALL}
	)
	ADD_CUSTOM_TARGET(
		do_tags ALL
		DEPENDS tags
	)
ENDIF ()

IF (BUILD_EXAMPLES)
	ADD_SUBDIRECTORY(examples)
ENDIF ()
Commit	Line	Data
583cf169	1	# CMake build script for the libgit2 project
73c46d53	2	#
bfe0658e	3	# Building (out of source build):
73c46d53	4	# > mkdir build && cd build
bfe0658e PD	5	# > cmake .. [-DSETTINGS=VALUE]
bfe0658e PD	6	# > cmake --build .
932d1baf	7	#
73c46d53 PD	8	# Testing:
	9	# > ctest -V
	10	#
	11	# Install:
bfe0658e	12	# > cmake --build . --target install
73c46d53	13
583cf169 PD	14	PROJECT(libgit2 C)
	15	CMAKE_MINIMUM_REQUIRED(VERSION 2.6)
	16
7a6e0281	17	# Add find modules to the path
60306450	18	SET(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_CURRENT_LIST_DIR}/cmake/Modules/")
7369b3c3	19
19a766a2 SC	20	# Build options
19a766a2 SC	21	#
e7da9acd	22	OPTION( SONAME "Set the (SO)VERSION of the target" ON )
19a766a2 SC	23	OPTION( BUILD_SHARED_LIBS "Build Shared Library (OFF for Static)" ON )
	24	OPTION( THREADSAFE "Build libgit2 as threadsafe" OFF )
	25	OPTION( BUILD_CLAR "Build Tests using the Clar suite" ON )
	26	OPTION( BUILD_EXAMPLES "Build library usage example apps" OFF )
	27	OPTION( TAGS "Generate tags" OFF )
	28	OPTION( PROFILE "Generate profiling information" OFF )
b5ec5430	29	OPTION( ENABLE_TRACE "Enables tracing support" OFF )
92dac975	30	OPTION( LIBGIT2_FILENAME "Name of the produced binary" OFF )
c1cf1af4	31
92dac975 RB	32	OPTION( ANDROID "Build for android NDK" OFF )
	33
	34	OPTION( USE_ICONV "Link with and use iconv library" OFF )
73291aff	35	OPTION( USE_SSH "Link with libssh to enable SSH support" ON )
7697e541	36	OPTION( VALGRIND "Configure build for valgrind" OFF )
73291aff	37
726b75d1	38	IF(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
92dac975 RB	39	SET( USE_ICONV ON )
92dac975 RB	40	ENDIF()
82b2fc2c	41
19a766a2	42	IF(MSVC)
275d8d55	43	# This option is only available when building with MSVC. By default, libgit2
e49dc687 BS	44	# is build using the cdecl calling convention, which is useful if you're
e49dc687 BS	45	# writing C. However, the CLR and Win32 API both expect stdcall.
19a766a2	46	#
e49dc687 BS	47	# If you are writing a CLR program and want to link to libgit2, you'll want
	48	# to turn this on by invoking CMake with the "-DSTDCALL=ON" argument.
	49	OPTION( STDCALL "Build libgit2 with the __stdcall convention" OFF )
08f32085 Q	50
	51	# This option must match the settings used in your program, in particular if you
	52	# are linking statically
	53	OPTION( STATIC_CRT "Link the static CRT libraries" ON )
1bfe7133 ET	54
	55	# By default, libgit2 is built with WinHTTP. To use the built-in
	56	# HTTP transport, invoke CMake with the "-DWINHTTP=OFF" argument.
	57	OPTION( WINHTTP "Use Win32 WinHTTP routines" ON )
19a766a2 SC	58	ENDIF()
19a766a2 SC	59
1ecda61e CMN	60	# This variable will contain the libraries we need to put into
	61	# libgit2.pc's Requires.private. That is, what we're linking to or
	62	# what someone who's statically linking us needs to link to.
	63	SET(LIBGIT2_PC_REQUIRES "")
	64	# This will be set later if we use the system's http-parser library or
	65	# use iconv (OSX) and will be written to the Libs.private field in the
	66	# pc file.
	67	SET(LIBGIT2_PC_LIBS "")
	68
19a766a2 SC	69	# Installation paths
	70	#
	71	SET(BIN_INSTALL_DIR bin CACHE PATH "Where to install binaries to.")
	72	SET(LIB_INSTALL_DIR lib CACHE PATH "Where to install libraries to.")
	73	SET(INCLUDE_INSTALL_DIR include CACHE PATH "Where to install headers to.")
	74
94243295 SC	75	FUNCTION(TARGET_OS_LIBRARIES target)
	76	IF(WIN32)
	77	TARGET_LINK_LIBRARIES(${target} ws2_32)
	78	ELSEIF(CMAKE_SYSTEM_NAME MATCHES "(Solaris\|SunOS)")
	79	TARGET_LINK_LIBRARIES(${target} socket nsl)
474c8cf8	80	SET(LIBGIT2_PC_LIBS "${LIBGIT2_PC_LIBS} -lsocket -lnsl" PARENT_SCOPE)
b176eded JM	81	ELSEIF(CMAKE_SYSTEM_NAME MATCHES "Linux")
b176eded JM	82	TARGET_LINK_LIBRARIES(${target} rt)
474c8cf8	83	SET(LIBGIT2_PC_LIBS "${LIBGIT2_PC_LIBS} -lrt" PARENT_SCOPE)
92dac975 RB	84	ENDIF()
92dac975 RB	85
94243295 SC	86	IF(THREADSAFE)
	87	TARGET_LINK_LIBRARIES(${target} ${CMAKE_THREAD_LIBS_INIT})
	88	ENDIF()
	89	ENDFUNCTION()
	90
d335e73a ET	91	# For the MSVC IDE, this function splits up the source files like windows
	92	# explorer does. This is esp. useful with the libgit2_clar project, were
	93	# usually 2 or more files share the same name. Sadly, this file grouping
	94	# is a per-directory option in cmake and not per-target, resulting in
83e1efbf	95	# empty virtual folders "tests" for the git2.dll
523a3ae5 SC	96	FUNCTION(MSVC_SPLIT_SOURCES target)
	97	IF(MSVC_IDE)
	98	GET_TARGET_PROPERTY(sources ${target} SOURCES)
	99	FOREACH(source ${sources})
	100	IF(source MATCHES ".*/")
	101	STRING(REPLACE ${CMAKE_CURRENT_SOURCE_DIR}/ "" rel ${source})
	102	IF(rel)
	103	STRING(REGEX REPLACE "/([^/]*)$" "" rel ${rel})
	104	IF(rel)
	105	STRING(REPLACE "/" "\\\\" rel ${rel})
	106	SOURCE_GROUP(${rel} FILES ${source})
	107	ENDIF()
	108	ENDIF()
	109	ENDIF()
	110	ENDFOREACH()
	111	ENDIF()
	112	ENDFUNCTION()
	113
96fab093	114	FILE(STRINGS "include/git2/version.h" GIT2_HEADER REGEX "^#define LIBGIT2_VERSION \"[^\"]*\"$")
9d1dcca2 VM	115
	116	STRING(REGEX REPLACE "^.LIBGIT2_VERSION \"([0-9]+).$" "\\1" LIBGIT2_VERSION_MAJOR "${GIT2_HEADER}")
	117	STRING(REGEX REPLACE "^.LIBGIT2_VERSION \"[0-9]+\\.([0-9]+).$" "\\1" LIBGIT2_VERSION_MINOR "${GIT2_HEADER}")
	118	STRING(REGEX REPLACE "^.LIBGIT2_VERSION \"[0-9]+\\.[0-9]+\\.([0-9]+).$" "\\1" LIBGIT2_VERSION_REV "${GIT2_HEADER}")
	119	SET(LIBGIT2_VERSION_STRING "${LIBGIT2_VERSION_MAJOR}.${LIBGIT2_VERSION_MINOR}.${LIBGIT2_VERSION_REV}")
	120
7cbdaf7f	121	# Find required dependencies
8d457891	122	INCLUDE_DIRECTORIES(src include)
20e83aa4	123
1bfe7133	124	IF (WIN32 AND WINHTTP AND NOT MINGW)
3ce22c74	125	ADD_DEFINITIONS(-DGIT_WINHTTP)
2d1feaa2 BS	126	INCLUDE_DIRECTORIES(deps/http-parser)
2d1feaa2 BS	127	FILE(GLOB SRC_HTTP deps/http-parser/.c deps/http-parser/.h)
3ce22c74	128	ELSE ()
c57c4af3 SB	129	IF (NOT AMIGA)
	130	FIND_PACKAGE(OpenSSL)
	131	ENDIF ()
7a6e0281 VP	132
	133	FIND_PACKAGE(HTTP_Parser QUIET)
	134	IF (HTTP_PARSER_FOUND AND HTTP_PARSER_VERSION_MAJOR EQUAL 2)
	135	INCLUDE_DIRECTORIES(${HTTP_PARSER_INCLUDE_DIRS})
	136	LINK_LIBRARIES(${HTTP_PARSER_LIBRARIES})
1ecda61e	137	SET(LIBGIT2_PC_LIBS "${LIBGIT2_PC_LIBS} -lhttp_parser")
7a6e0281	138	ELSE()
86f92b74	139	MESSAGE(STATUS "http-parser was not found or is too old; using bundled 3rd-party sources.")
7a6e0281	140	INCLUDE_DIRECTORIES(deps/http-parser)
cdacd3d9	141	FILE(GLOB SRC_HTTP deps/http-parser/.c deps/http-parser/.h)
7a6e0281	142	ENDIF()
3ce22c74	143	ENDIF()
20e83aa4	144
c3f7a938	145	# Specify sha1 implementation
8f09f464	146	IF (WIN32 AND NOT MINGW AND NOT SHA1_TYPE STREQUAL "builtin")
ccf1a2ba	147	ADD_DEFINITIONS(-DWIN32_SHA1)
ccf1a2ba	148	FILE(GLOB SRC_SHA1 src/hash/hash_win32.c)
d6fb0924 ET	149	ELSEIF (OPENSSL_FOUND AND NOT SHA1_TYPE STREQUAL "builtin")
d6fb0924 ET	150	ADD_DEFINITIONS(-DOPENSSL_SHA1)
1ecda61e	151	SET(LIBGIT2_PC_REQUIRES "${LIBGIT2_PC_REQUIRES} openssl")
d6fb0924 ET	152	ELSE()
d6fb0924 ET	153	FILE(GLOB SRC_SHA1 src/hash/hash_generic.c)
c3f7a938 CY	154	ENDIF()
c3f7a938 CY	155
b5ec5430 ET	156	# Enable tracing
	157	IF (ENABLE_TRACE STREQUAL "ON")
	158	ADD_DEFINITIONS(-DGIT_TRACE)
	159	ENDIF()
	160
3d007f4f	161	# Include POSIX regex when it is required
82b2fc2c	162	IF(WIN32 OR AMIGA OR ANDROID)
c17b1d00 CMN	163	INCLUDE_DIRECTORIES(deps/regex)
c17b1d00 CMN	164	SET(SRC_REGEX deps/regex/regex.c)
1f4f4d17	165	ENDIF()
f443a879	166
b53671ae	167	# Optional external dependency: zlib
c41281ad TR	168	# It's optional, but FIND_PACKAGE gives a warning that looks more like an
	169	# error.
	170	FIND_PACKAGE(ZLIB QUIET)
1f4f4d17 TH	171	IF (ZLIB_FOUND)
	172	INCLUDE_DIRECTORIES(${ZLIB_INCLUDE_DIRS})
	173	LINK_LIBRARIES(${ZLIB_LIBRARIES})
474c8cf8 CMN	174	IF(APPLE)
	175	SET(LIBGIT2_PC_LIBS "${LIBGIT2_PC_LIBS} -lz")
	176	ELSE()
	177	SET(LIBGIT2_PC_REQUIRES "${LIBGIT2_PC_REQUIRES} zlib")
	178	ENDIF()
000e6896	179	# Fake the message CMake would have shown
86f92b74	180	MESSAGE(STATUS "Found zlib: ${ZLIB_LIBRARY}")
c41281ad	181	ELSE()
86f92b74	182	MESSAGE(STATUS "zlib was not found; using bundled 3rd-party sources." )
1f4f4d17 TH	183	INCLUDE_DIRECTORIES(deps/zlib)
1f4f4d17 TH	184	ADD_DEFINITIONS(-DNO_VIZ -DSTDC -DNO_GZIP)
cdacd3d9	185	FILE(GLOB SRC_ZLIB deps/zlib/.c deps/zlib/.h)
c9f79972	186	ENDIF()
f443a879	187
726b75d1	188	# Optional external dependency: libssh2
73291aff	189	IF (USE_SSH AND NOT MINGW)
5be622fb CMN	190	FIND_PACKAGE(LIBSSH2 QUIET)
5be622fb CMN	191	ENDIF()
7369b3c3 BM	192	IF (LIBSSH2_FOUND)
	193	ADD_DEFINITIONS(-DGIT_SSH)
	194	INCLUDE_DIRECTORIES(${LIBSSH2_INCLUDE_DIR})
1ecda61e	195	SET(LIBGIT2_PC_REQUIRES "${LIBGIT2_PC_REQUIRES} libssh2")
7369b3c3 BM	196	SET(SSH_LIBRARIES ${LIBSSH2_LIBRARIES})
	197	ENDIF()
	198
726b75d1 RB	199	# Optional external dependency: iconv
	200	IF (USE_ICONV)
	201	FIND_PACKAGE(ICONV QUIET)
	202	ENDIF()
	203	IF (ICONV_FOUND)
	204	ADD_DEFINITIONS(-DGIT_USE_ICONV)
6e0ff093	205	INCLUDE_DIRECTORIES(${ICONV_INCLUDE_DIR})
4bc94eb5	206	SET(LIBGIT2_PC_LIBS "${LIBGIT2_PC_LIBS} ${ICONV_LIBRARIES}")
726b75d1	207	ENDIF()
d10de8bd	208
502dd2da	209	# Platform specific compilation flags
dcd62cb2	210	IF (MSVC)
dcd62cb2	211
ccf1a2ba	212	STRING(REPLACE "/Zm1000" " " CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")
94155e2f	213
19be3f9e PK	214	# /GF - String pooling
	215	# /MP - Parallel build
	216	SET(CMAKE_C_FLAGS "/GF /MP /nologo ${CMAKE_C_FLAGS}")
	217
1b5078f6	218	IF (STDCALL)
19be3f9e PK	219	# /Gz - stdcall calling convention
19be3f9e PK	220	SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /Gz")
1b5078f6	221	ENDIF ()
19be3f9e	222
08f32085 Q	223	IF (STATIC_CRT)
	224	SET(CRT_FLAG_DEBUG "/MTd")
	225	SET(CRT_FLAG_RELEASE "/MT")
	226	ELSE()
ccf1a2ba	227	SET(CRT_FLAG_DEBUG "/MDd")
08f32085 Q	228	SET(CRT_FLAG_RELEASE "/MD")
	229	ENDIF()
	230
19be3f9e PK	231	# /Zi - Create debugging information
	232	# /Od - Disable optimization
	233	# /D_DEBUG - #define _DEBUG
	234	# /MTd - Statically link the multithreaded debug version of the CRT
08f32085	235	# /MDd - Dynamically link the multithreaded debug version of the CRT
19be3f9e	236	# /RTC1 - Run time checks
08f32085	237	SET(CMAKE_C_FLAGS_DEBUG "/Zi /Od /D_DEBUG /RTC1 ${CRT_FLAG_DEBUG}")
19be3f9e	238
69c28b75	239	# /DNDEBUG - Disables asserts
19be3f9e	240	# /MT - Statically link the multithreaded release version of the CRT
08f32085	241	# /MD - Dynamically link the multithreaded release version of the CRT
19be3f9e PK	242	# /O2 - Optimize for speed
	243	# /Oy - Enable frame pointer omission (FPO) (otherwise CMake will automatically turn it off)
	244	# /GL - Link time code generation (whole program optimization)
	245	# /Gy - Function-level linking
08f32085	246	SET(CMAKE_C_FLAGS_RELEASE "/DNDEBUG /O2 /Oy /GL /Gy ${CRT_FLAG_RELEASE}")
19be3f9e PK	247
19be3f9e PK	248	# /Oy- - Disable frame pointer omission (FPO)
08f32085	249	SET(CMAKE_C_FLAGS_RELWITHDEBINFO "/DNDEBUG /Zi /O2 /Oy- /GL /Gy ${CRT_FLAG_RELEASE}")
19be3f9e PK	250
19be3f9e PK	251	# /O1 - Optimize for size
08f32085	252	SET(CMAKE_C_FLAGS_MINSIZEREL "/DNDEBUG /O1 /Oy /GL /Gy ${CRT_FLAG_RELEASE}")
19be3f9e PK	253
	254	# /DYNAMICBASE - Address space load randomization (ASLR)
	255	# /NXCOMPAT - Data execution prevention (DEP)
	256	# /LARGEADDRESSAWARE - >2GB user address space on x86
	257	# /VERSION - Embed version information in PE header
	258	SET(CMAKE_EXE_LINKER_FLAGS "/DYNAMICBASE /NXCOMPAT /LARGEADDRESSAWARE /VERSION:${LIBGIT2_VERSION_MAJOR}.${LIBGIT2_VERSION_MINOR}")
	259
	260	# /DEBUG - Create a PDB
	261	# /LTCG - Link time code generation (whole program optimization)
	262	# /OPT:REF /OPT:ICF - Fold out duplicate code at link step
	263	# /INCREMENTAL:NO - Required to use /LTCG
	264	# /DEBUGTYPE:cv,fixup - Additional data embedded in the PDB (requires /INCREMENTAL:NO, so not on for Debug)
	265	SET(CMAKE_EXE_LINKER_FLAGS_DEBUG "/DEBUG")
	266	SET(CMAKE_EXE_LINKER_FLAGS_RELEASE "/RELEASE /LTCG /OPT:REF /OPT:ICF /INCREMENTAL:NO")
	267	SET(CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO "/DEBUG /RELEASE /LTCG /OPT:REF /OPT:ICF /INCREMENTAL:NO /DEBUGTYPE:cv,fixup")
	268	SET(CMAKE_EXE_LINKER_FLAGS_MINSIZEREL "/RELEASE /LTCG /OPT:REF /OPT:ICF /INCREMENTAL:NO")
	269
	270	# Same linker settings for DLL as EXE
	271	SET(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS}")
	272	SET(CMAKE_SHARED_LINKER_FLAGS_DEBUG "${CMAKE_EXE_LINKER_FLAGS_DEBUG}")
	273	SET(CMAKE_SHARED_LINKER_FLAGS_RELEASE "${CMAKE_EXE_LINKER_FLAGS_RELEASE}")
	274	SET(CMAKE_SHARED_LINKER_FLAGS_RELWITHDEBINFO "${CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO}")
	275	SET(CMAKE_SHARED_LINKER_FLAGS_MINSIZEREL "${CMAKE_EXE_LINKER_FLAGS_MINSIZEREL}")
	276
502dd2da	277	SET(WIN_RC "src/win32/git2.rc")
9f75a9ce BS	278
9f75a9ce BS	279	# Precompiled headers
94155e2f	280
e233fa6f	281	ELSE ()
4236164a	282	SET(CMAKE_C_FLAGS "-D_GNU_SOURCE -Wall -Wextra -Wno-missing-field-initializers -Wstrict-aliasing=2 -Wstrict-prototypes ${CMAKE_C_FLAGS}")
19be3f9e PK	283
	284	IF (WIN32 AND NOT CYGWIN)
	285	SET(CMAKE_C_FLAGS_DEBUG "-D_DEBUG")
	286	ENDIF ()
	287
2eb18449 SG	288	IF (MINGW) # MinGW always does PIC and complains if we tell it to
2eb18449 SG	289	STRING(REGEX REPLACE "-fPIC" "" CMAKE_SHARED_LIBRARY_C_FLAGS "${CMAKE_SHARED_LIBRARY_C_FLAGS}")
0887b580 CMN	290	# MinGW >= 3.14 uses the C99-style stdio functions
	291	# automatically, but forks like mingw-w64 still want
	292	# us to define this in order to use them
	293	ADD_DEFINITIONS(-D__USE_MINGW_ANSI_STDIO=1)
	294
b41e24a6	295	ELSEIF (BUILD_SHARED_LIBS)
2eb18449	296	SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fvisibility=hidden -fPIC")
39cdf272	297	ENDIF ()
dbd6850d RB	298	IF (APPLE) # Apple deprecated OpenSSL
	299	SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-deprecated-declarations")
	300	ENDIF ()
706a9974 RB	301	IF (PROFILE)
	302	SET(CMAKE_C_FLAGS "-pg ${CMAKE_C_FLAGS}")
	303	SET(CMAKE_EXE_LINKER_FLAGS "-pg ${CMAKE_EXE_LINKER_FLAGS}")
	304	ENDIF ()
90412507	305	ENDIF()
5b8bb8e7	306
88149fae PT	307	IF( NOT CMAKE_CONFIGURATION_TYPES )
	308	# Build Debug by default
	309	IF (NOT CMAKE_BUILD_TYPE)
	310	SET(CMAKE_BUILD_TYPE "Debug" CACHE STRING "Choose the type of build, options are: Debug Release RelWithDebInfo MinSizeRel." FORCE)
	311	ENDIF ()
	312	ELSE()
	313	# Using a multi-configuration generator eg MSVC or Xcode
	314	# that uses CMAKE_CONFIGURATION_TYPES and not CMAKE_BUILD_TYPE
	315	ENDIF()
583cf169	316
96ef3d84 CY	317	IF (OPENSSL_FOUND)
	318	ADD_DEFINITIONS(-DGIT_SSL)
	319	INCLUDE_DIRECTORIES(${OPENSSL_INCLUDE_DIR})
	320	SET(SSL_LIBRARIES ${OPENSSL_LIBRARIES})
41cbbea8	321	ENDIF()
66024c7c	322
70236bab VM	323	IF (THREADSAFE)
	324	IF (NOT WIN32)
	325	find_package(Threads REQUIRED)
	326	ENDIF()
	327
	328	ADD_DEFINITIONS(-DGIT_THREADS)
	329	ENDIF()
	330
678e9e04 VM	331	ADD_DEFINITIONS(-D_FILE_OFFSET_BITS=64)
678e9e04 VM	332
583cf169	333	# Collect sourcefiles
cdacd3d9	334	FILE(GLOB SRC_H include/git2.h include/git2/.h include/git2/sys/.h)
583cf169 PD	335
583cf169 PD	336	# On Windows use specific platform sources
5b8bb8e7	337	IF (WIN32 AND NOT CYGWIN)
19be3f9e	338	ADD_DEFINITIONS(-DWIN32 -D_WIN32_WINNT=0x0501)
cdacd3d9	339	FILE(GLOB SRC_OS src/win32/.c src/win32/.h)
96ef3d84	340	ELSEIF (AMIGA)
7697e541	341	ADD_DEFINITIONS(-DNO_ADDRINFO -DNO_READDIR_R -DNO_MMAP)
678e9e04	342	ELSE()
7697e541 RB	343	IF (VALGRIND)
	344	ADD_DEFINITIONS(-DNO_MMAP)
	345	ENDIF()
cdacd3d9	346	FILE(GLOB SRC_OS src/unix/.c src/unix/.h)
521479b1	347	ENDIF()
cdacd3d9	348	FILE(GLOB SRC_GIT2 src/.c src/.h src/transports/.c src/transports/.h src/xdiff/.c src/xdiff/.h)
5b8bb8e7	349
eb63fda2 ET	350	# Determine architecture of the machine
	351	IF (CMAKE_SIZEOF_VOID_P EQUAL 8)
	352	ADD_DEFINITIONS(-DGIT_ARCH_64)
	353	ELSEIF (CMAKE_SIZEOF_VOID_P EQUAL 4)
	354	ADD_DEFINITIONS(-DGIT_ARCH_32)
	355	ELSE()
	356	message(FATAL_ERROR "Unsupported architecture")
	357	ENDIF()
	358
583cf169	359	# Compile and link libgit2
cdacd3d9	360	ADD_LIBRARY(git2 ${SRC_H} ${SRC_GIT2} ${SRC_OS} ${SRC_ZLIB} ${SRC_HTTP} ${SRC_REGEX} ${SRC_SHA1} ${WIN_RC})
94243295	361	TARGET_LINK_LIBRARIES(git2 ${SSL_LIBRARIES})
7369b3c3	362	TARGET_LINK_LIBRARIES(git2 ${SSH_LIBRARIES})
726b75d1	363	TARGET_LINK_LIBRARIES(git2 ${ICONV_LIBRARIES})
94243295	364	TARGET_OS_LIBRARIES(git2)
39cdf272	365
d66a7c06 Q	366	# Workaround for Cmake bug #0011240 (see http://public.kitware.com/Bug/view.php?id=11240)
d66a7c06 Q	367	# Win64+MSVC+static libs = linker error
ac1d85cf	368	IF(MSVC AND GIT_ARCH_64 AND NOT BUILD_SHARED_LIBS)
d66a7c06 Q	369	SET_TARGET_PROPERTIES(git2 PROPERTIES STATIC_LIBRARY_FLAGS "/MACHINE:x64")
	370	ENDIF()
	371
523a3ae5 SC	372	MSVC_SPLIT_SOURCES(git2)
523a3ae5 SC	373
e7da9acd NO	374	IF (SONAME)
	375	SET_TARGET_PROPERTIES(git2 PROPERTIES VERSION ${LIBGIT2_VERSION_STRING})
	376	SET_TARGET_PROPERTIES(git2 PROPERTIES SOVERSION ${LIBGIT2_VERSION_MAJOR})
c1cf1af4	377	IF (LIBGIT2_FILENAME)
	378	ADD_DEFINITIONS(-DLIBGIT2_FILENAME=\"${LIBGIT2_FILENAME}\")
	379	SET_TARGET_PROPERTIES(git2 PROPERTIES OUTPUT_NAME ${LIBGIT2_FILENAME})
3bbc87d6	380	ENDIF()
e7da9acd	381	ENDIF()
4fd486e0	382	CONFIGURE_FILE(${CMAKE_CURRENT_SOURCE_DIR}/libgit2.pc.in ${CMAKE_CURRENT_BINARY_DIR}/libgit2.pc @ONLY)
583cf169	383
26d9e317	384	IF (MSVC_IDE)
73aaf674 BS	385	# Precompiled headers
	386	SET_TARGET_PROPERTIES(git2 PROPERTIES COMPILE_FLAGS "/Yuprecompiled.h /FIprecompiled.h")
	387	SET_SOURCE_FILES_PROPERTIES(src/win32/precompiled.c COMPILE_FLAGS "/Ycprecompiled.h")
	388	ENDIF ()
	389
583cf169	390	# Install
932d1baf	391	INSTALL(TARGETS git2
9795a40f	392	RUNTIME DESTINATION ${BIN_INSTALL_DIR}
b3237ac3 ICQ	393	LIBRARY DESTINATION ${LIB_INSTALL_DIR}
b3237ac3 ICQ	394	ARCHIVE DESTINATION ${LIB_INSTALL_DIR}
583cf169	395	)
b3237ac3	396	INSTALL(FILES ${CMAKE_CURRENT_BINARY_DIR}/libgit2.pc DESTINATION ${LIB_INSTALL_DIR}/pkgconfig )
9795a40f VP	397	INSTALL(DIRECTORY include/git2 DESTINATION ${INCLUDE_INSTALL_DIR} )
9795a40f VP	398	INSTALL(FILES include/git2.h DESTINATION ${INCLUDE_INSTALL_DIR} )
583cf169 PD	399
583cf169 PD	400	# Tests
3fd1520c	401	IF (BUILD_CLAR)
86a459a8 CB	402	FIND_PACKAGE(PythonInterp REQUIRED)
86a459a8 CB	403
83e1efbf BS	404	SET(CLAR_FIXTURES "${CMAKE_CURRENT_SOURCE_DIR}/tests/resources/")
	405	SET(CLAR_PATH "${CMAKE_CURRENT_SOURCE_DIR}/tests")
	406	SET(CLAR_RESOURCES "${CMAKE_CURRENT_SOURCE_DIR}/tests/resources" CACHE PATH "Path to test resources.")
3fd1520c	407	ADD_DEFINITIONS(-DCLAR_FIXTURE_PATH=\"${CLAR_FIXTURES}\")
e0799b6c	408	ADD_DEFINITIONS(-DCLAR_RESOURCES=\"${TEST_RESOURCES}\")
11385c3c	409
3fd1520c	410	INCLUDE_DIRECTORIES(${CLAR_PATH})
cdacd3d9	411	FILE(GLOB_RECURSE SRC_TEST ${CLAR_PATH}//.c ${CLAR_PATH}//.h)
2e6f06a8	412	SET(SRC_CLAR "${CLAR_PATH}/main.c" "${CLAR_PATH}/clar_libgit2.c" "${CLAR_PATH}/clar.c")
f1558d9b	413
86a459a8	414	ADD_CUSTOM_COMMAND(
156cfec0	415	OUTPUT ${CLAR_PATH}/clar.suite
e8242022	416	COMMAND ${PYTHON_EXECUTABLE} generate.py -f -xonline -xstress .
39444bea	417	DEPENDS ${SRC_TEST}
3fd1520c	418	WORKING_DIRECTORY ${CLAR_PATH}
86a459a8	419	)
156cfec0	420
5c2d3f6d	421	SET_SOURCE_FILES_PROPERTIES(
2e6f06a8	422	${CLAR_PATH}/clar.c
5c2d3f6d VM	423	PROPERTIES OBJECT_DEPENDS ${CLAR_PATH}/clar.suite)
5c2d3f6d VM	424
cdacd3d9	425	ADD_EXECUTABLE(libgit2_clar ${SRC_H} ${SRC_GIT2} ${SRC_OS} ${SRC_CLAR} ${SRC_TEST} ${SRC_ZLIB} ${SRC_HTTP} ${SRC_REGEX} ${SRC_SHA1})
5c2d3f6d	426
94243295	427	TARGET_LINK_LIBRARIES(libgit2_clar ${SSL_LIBRARIES})
7369b3c3	428	TARGET_LINK_LIBRARIES(libgit2_clar ${SSH_LIBRARIES})
726b75d1	429	TARGET_LINK_LIBRARIES(libgit2_clar ${ICONV_LIBRARIES})
94243295	430	TARGET_OS_LIBRARIES(libgit2_clar)
523a3ae5	431	MSVC_SPLIT_SOURCES(libgit2_clar)
73aaf674	432
156cfec0 VM	433	IF (MSVC_IDE)
	434	# Precompiled headers
	435	SET_TARGET_PROPERTIES(libgit2_clar PROPERTIES COMPILE_FLAGS "/Yuprecompiled.h /FIprecompiled.h")
	436	ENDIF ()
73aaf674	437
f1558d9b	438	ENABLE_TESTING()
2c7f7a66	439	ADD_TEST(libgit2_clar libgit2_clar -ionline)
f1558d9b	440	ENDIF ()
e632f687 CB	441
	442	IF (TAGS)
	443	FIND_PROGRAM(CTAGS ctags)
	444	IF (NOT CTAGS)
	445	message(FATAL_ERROR "Could not find ctags command")
	446	ENDIF ()
	447
	448	FILE(GLOB_RECURSE SRC_ALL *.[ch])
	449
	450	ADD_CUSTOM_COMMAND(
	451	OUTPUT tags
	452	COMMAND ${CTAGS} -a ${SRC_ALL}
	453	DEPENDS ${SRC_ALL}
	454	)
	455	ADD_CUSTOM_TARGET(
	456	do_tags ALL
	457	DEPENDS tags
	458	)
	459	ENDIF ()
62986ff6 SG	460
62986ff6 SG	461	IF (BUILD_EXAMPLES)
60ee53df	462	ADD_SUBDIRECTORY(examples)
583cf169	463	ENDIF ()