CMakeLists.txt - third_party/libgit2 - Git at Google

 # 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)

 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}")

 IF (AMIGA)
 	# Default AmigaOS to use the PowerPC SHA1
 	SET(SHA1_TYPE "ppc")
 ENDIF()

 # Find required dependencies
 INCLUDE_DIRECTORIES(src include deps/http-parser)

 FILE(GLOB SRC_HTTP deps/http-parser/*.c)

 # Specify sha1 implementation
 IF (SHA1_TYPE STREQUAL "ppc")
 	ADD_DEFINITIONS(-DPPC_SHA1)
 	FILE(GLOB SRC_SHA1 src/ppc/*.c src/ppc/*.S)
 ELSE ()
 	SET (SRC_SHA1)
 ENDIF()

 IF (NOT WIN32)
 	FIND_PACKAGE(ZLIB)
 	IF (CMAKE_SYSTEM_NAME STREQUAL "AmigaOS")
 		INCLUDE_DIRECTORIES(deps/regex)
 		SET(SRC_REGEX deps/regex/regex.c)
 	ENDIF()
 ELSE()
 	# Windows doesn't understand POSIX regex on its own
 	INCLUDE_DIRECTORIES(deps/regex)
 	SET(SRC_REGEX deps/regex/regex.c)
 ENDIF()

 IF (ZLIB_FOUND)
 	INCLUDE_DIRECTORIES(${ZLIB_INCLUDE_DIRS})
 	LINK_LIBRARIES(${ZLIB_LIBRARIES})
 ELSE (ZLIB_FOUND)
 	INCLUDE_DIRECTORIES(deps/zlib)
 	ADD_DEFINITIONS(-DNO_VIZ -DSTDC -DNO_GZIP)
 	FILE(GLOB SRC_ZLIB deps/zlib/*.c)
 ENDIF()

 # Installation paths
 SET(INSTALL_BIN bin CACHE PATH "Where to install binaries to.")
 SET(INSTALL_LIB lib CACHE PATH "Where to install libraries to.")
 SET(INSTALL_INC include CACHE PATH "Where to install headers to.")

 # Build options
 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)

 # Platform specific compilation flags
 IF (MSVC)
 	# Not using __stdcall with the CRT causes problems
 	OPTION (STDCALL "Buildl libgit2 with the __stdcall convention" ON)

 	SET(CMAKE_C_FLAGS "/W4 /MP /nologo /Zi ${CMAKE_C_FLAGS}")
 	IF (STDCALL)
 	  SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /Gz")
 	ENDIF ()
 	SET(CMAKE_C_FLAGS_DEBUG "/Od /DEBUG /MTd /RTC1 /RTCs /RTCu")
 	SET(CMAKE_C_FLAGS_RELEASE "/MT /O2")
 	SET(WIN_RC "src/win32/git2.rc")

    # Precompiled headers
 ELSE ()
 	SET(CMAKE_C_FLAGS "-O2 -g -D_GNU_SOURCE -Wall -Wextra -Wno-missing-field-initializers -Wstrict-aliasing=2 -Wstrict-prototypes -Wmissing-prototypes ${CMAKE_C_FLAGS}")
 	SET(CMAKE_C_FLAGS_DEBUG "-O0 -g")
 	IF (MINGW) # MinGW always does PIC and complains if we tell it to
 		STRING(REGEX REPLACE "-fPIC" "" CMAKE_SHARED_LIBRARY_C_FLAGS "${CMAKE_SHARED_LIBRARY_C_FLAGS}")
 	ELSE ()
 		SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fvisibility=hidden -fPIC")
 	ENDIF ()
 	IF (PROFILE)
 		SET(CMAKE_C_FLAGS "-pg ${CMAKE_C_FLAGS}")
 		SET(CMAKE_EXE_LINKER_FLAGS "-pg ${CMAKE_EXE_LINKER_FLAGS}")
 	ENDIF ()
 ENDIF()

 # 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 ()

 FIND_PACKAGE(OpenSSL)
 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)

 # On Windows use specific platform sources
 IF (WIN32 AND NOT CYGWIN)
 	ADD_DEFINITIONS(-DWIN32 -D_DEBUG -D_WIN32_WINNT=0x0501)
 	FILE(GLOB SRC src/*.c src/transports/*.c src/xdiff/*.c src/win32/*.c src/compat/*.c)
 ELSEIF (CMAKE_SYSTEM_NAME MATCHES "(Solaris|SunOS)")
 	FILE(GLOB SRC src/*.c src/transports/*.c src/xdiff/*.c src/unix/*.c src/compat/*.c)
 ELSEIF (AMIGA)
 	ADD_DEFINITIONS(-DNO_ADDRINFO -DNO_READDIR_R)
 	FILE(GLOB SRC src/*.c src/transports/*.c src/xdiff/*.c src/amiga/*.c src/compat/*.c)
 ELSE()
 	FILE(GLOB SRC src/*.c src/transports/*.c src/xdiff/*.c src/unix/*.c)
 ENDIF ()

 # Compile and link libgit2
 ADD_LIBRARY(git2 ${SRC} ${SRC_ZLIB} ${SRC_HTTP} ${SRC_REGEX} ${SRC_SHA1} ${WIN_RC})

 IF (WIN32)
 	TARGET_LINK_LIBRARIES(git2 ws2_32)
 ELSEIF (CMAKE_SYSTEM_NAME MATCHES "(Solaris|SunOS)")
 	TARGET_LINK_LIBRARIES(git2 socket nsl)
 ENDIF ()

 TARGET_LINK_LIBRARIES(git2 ${CMAKE_THREAD_LIBS_INIT} ${SSL_LIBRARIES})
 SET_TARGET_PROPERTIES(git2 PROPERTIES VERSION ${LIBGIT2_VERSION_STRING})
 SET_TARGET_PROPERTIES(git2 PROPERTIES SOVERSION ${LIBGIT2_VERSION_MAJOR})
 CONFIGURE_FILE(${CMAKE_CURRENT_SOURCE_DIR}/libgit2.pc.in ${CMAKE_CURRENT_BINARY_DIR}/libgit2.pc @ONLY)

 IF (MSVC)
    # 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 ${INSTALL_BIN}
 	LIBRARY DESTINATION ${INSTALL_LIB}
 	ARCHIVE DESTINATION ${INSTALL_LIB}
 )
 INSTALL(FILES ${CMAKE_CURRENT_BINARY_DIR}/libgit2.pc DESTINATION ${INSTALL_LIB}/pkgconfig )
 INSTALL(DIRECTORY include/git2 DESTINATION ${INSTALL_INC} )
 INSTALL(FILES include/git2.h DESTINATION ${INSTALL_INC} )

 # Tests
 IF (BUILD_CLAR)

 	FIND_PACKAGE(PythonInterp REQUIRED)

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

 	INCLUDE_DIRECTORIES(${CLAR_PATH})
 	FILE(GLOB_RECURSE SRC_TEST ${CLAR_PATH}/*/*.c ${CLAR_PATH}/clar_helpers.c ${CLAR_PATH}/testlib.c)

 	ADD_CUSTOM_COMMAND(
 		OUTPUT ${CLAR_PATH}/clar_main.c ${CLAR_PATH}/clar.h
 		COMMAND ${PYTHON_EXECUTABLE} clar -vtap .
 		DEPENDS ${CLAR_PATH}/clar ${SRC_TEST}
 		WORKING_DIRECTORY ${CLAR_PATH}
 	)
 	ADD_EXECUTABLE(libgit2_clar ${SRC} ${CLAR_PATH}/clar_main.c ${SRC_TEST} ${SRC_ZLIB} ${SRC_HTTP} ${SRC_REGEX})
 	TARGET_LINK_LIBRARIES(libgit2_clar ${CMAKE_THREAD_LIBS_INIT} ${SSL_LIBRARIES})

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

 	IF (WIN32)
 		TARGET_LINK_LIBRARIES(libgit2_clar ws2_32)
 	ELSEIF (CMAKE_SYSTEM_NAME MATCHES "(Solaris|SunOS)")
 		TARGET_LINK_LIBRARIES(libgit2_clar socket nsl)
 	ENDIF ()

 	ENABLE_TESTING()
 	ADD_TEST(libgit2_clar libgit2_clar)
 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)
 	FILE(GLOB_RECURSE EXAMPLE_SRC examples/network/*.c)
 	ADD_EXECUTABLE(cgit2 ${EXAMPLE_SRC})
 	TARGET_LINK_LIBRARIES(cgit2 git2 pthread)

 	ADD_EXECUTABLE(git-diff examples/diff.c)
 	TARGET_LINK_LIBRARIES(git-diff git2)

 	ADD_EXECUTABLE(git-general examples/general.c)
 	TARGET_LINK_LIBRARIES(git-general git2)

 	ADD_EXECUTABLE(git-showindex examples/showindex.c)
 	TARGET_LINK_LIBRARIES(git-showindex git2)
 ENDIF ()
	# 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)

	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}")

	IF (AMIGA)
	# Default AmigaOS to use the PowerPC SHA1
	SET(SHA1_TYPE "ppc")
	ENDIF()

	# Find required dependencies
	INCLUDE_DIRECTORIES(src include deps/http-parser)

	FILE(GLOB SRC_HTTP deps/http-parser/*.c)

	# Specify sha1 implementation
	IF (SHA1_TYPE STREQUAL "ppc")
	ADD_DEFINITIONS(-DPPC_SHA1)
	FILE(GLOB SRC_SHA1 src/ppc/.c src/ppc/.S)
	ELSE ()
	SET (SRC_SHA1)
	ENDIF()

	IF (NOT WIN32)
	FIND_PACKAGE(ZLIB)
	IF (CMAKE_SYSTEM_NAME STREQUAL "AmigaOS")
	INCLUDE_DIRECTORIES(deps/regex)
	SET(SRC_REGEX deps/regex/regex.c)
	ENDIF()
	ELSE()
	# Windows doesn't understand POSIX regex on its own
	INCLUDE_DIRECTORIES(deps/regex)
	SET(SRC_REGEX deps/regex/regex.c)
	ENDIF()

	IF (ZLIB_FOUND)
	INCLUDE_DIRECTORIES(${ZLIB_INCLUDE_DIRS})
	LINK_LIBRARIES(${ZLIB_LIBRARIES})
	ELSE (ZLIB_FOUND)
	INCLUDE_DIRECTORIES(deps/zlib)
	ADD_DEFINITIONS(-DNO_VIZ -DSTDC -DNO_GZIP)
	FILE(GLOB SRC_ZLIB deps/zlib/*.c)
	ENDIF()

	# Installation paths
	SET(INSTALL_BIN bin CACHE PATH "Where to install binaries to.")
	SET(INSTALL_LIB lib CACHE PATH "Where to install libraries to.")
	SET(INSTALL_INC include CACHE PATH "Where to install headers to.")

	# Build options
	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)

	# Platform specific compilation flags
	IF (MSVC)
	# Not using __stdcall with the CRT causes problems
	OPTION (STDCALL "Buildl libgit2 with the __stdcall convention" ON)

	SET(CMAKE_C_FLAGS "/W4 /MP /nologo /Zi ${CMAKE_C_FLAGS}")
	IF (STDCALL)
	SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /Gz")
	ENDIF ()
	SET(CMAKE_C_FLAGS_DEBUG "/Od /DEBUG /MTd /RTC1 /RTCs /RTCu")
	SET(CMAKE_C_FLAGS_RELEASE "/MT /O2")
	SET(WIN_RC "src/win32/git2.rc")

	# Precompiled headers
	ELSE ()
	SET(CMAKE_C_FLAGS "-O2 -g -D_GNU_SOURCE -Wall -Wextra -Wno-missing-field-initializers -Wstrict-aliasing=2 -Wstrict-prototypes -Wmissing-prototypes ${CMAKE_C_FLAGS}")
	SET(CMAKE_C_FLAGS_DEBUG "-O0 -g")
	IF (MINGW) # MinGW always does PIC and complains if we tell it to
	STRING(REGEX REPLACE "-fPIC" "" CMAKE_SHARED_LIBRARY_C_FLAGS "${CMAKE_SHARED_LIBRARY_C_FLAGS}")
	ELSE ()
	SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fvisibility=hidden -fPIC")
	ENDIF ()
	IF (PROFILE)
	SET(CMAKE_C_FLAGS "-pg ${CMAKE_C_FLAGS}")
	SET(CMAKE_EXE_LINKER_FLAGS "-pg ${CMAKE_EXE_LINKER_FLAGS}")
	ENDIF ()
	ENDIF()

	# 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 ()

	FIND_PACKAGE(OpenSSL)
	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)

	# On Windows use specific platform sources
	IF (WIN32 AND NOT CYGWIN)
	ADD_DEFINITIONS(-DWIN32 -D_DEBUG -D_WIN32_WINNT=0x0501)
	FILE(GLOB SRC src/.c src/transports/.c src/xdiff/.c src/win32/.c src/compat/*.c)
	ELSEIF (CMAKE_SYSTEM_NAME MATCHES "(Solaris\|SunOS)")
	FILE(GLOB SRC src/.c src/transports/.c src/xdiff/.c src/unix/.c src/compat/*.c)
	ELSEIF (AMIGA)
	ADD_DEFINITIONS(-DNO_ADDRINFO -DNO_READDIR_R)
	FILE(GLOB SRC src/.c src/transports/.c src/xdiff/.c src/amiga/.c src/compat/*.c)
	ELSE()
	FILE(GLOB SRC src/.c src/transports/.c src/xdiff/.c src/unix/.c)
	ENDIF ()

	# Compile and link libgit2
	ADD_LIBRARY(git2 ${SRC} ${SRC_ZLIB} ${SRC_HTTP} ${SRC_REGEX} ${SRC_SHA1} ${WIN_RC})

	IF (WIN32)
	TARGET_LINK_LIBRARIES(git2 ws2_32)
	ELSEIF (CMAKE_SYSTEM_NAME MATCHES "(Solaris\|SunOS)")
	TARGET_LINK_LIBRARIES(git2 socket nsl)
	ENDIF ()

	TARGET_LINK_LIBRARIES(git2 ${CMAKE_THREAD_LIBS_INIT} ${SSL_LIBRARIES})
	SET_TARGET_PROPERTIES(git2 PROPERTIES VERSION ${LIBGIT2_VERSION_STRING})
	SET_TARGET_PROPERTIES(git2 PROPERTIES SOVERSION ${LIBGIT2_VERSION_MAJOR})
	CONFIGURE_FILE(${CMAKE_CURRENT_SOURCE_DIR}/libgit2.pc.in ${CMAKE_CURRENT_BINARY_DIR}/libgit2.pc @ONLY)

	IF (MSVC)
	# 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 ${INSTALL_BIN}
	LIBRARY DESTINATION ${INSTALL_LIB}
	ARCHIVE DESTINATION ${INSTALL_LIB}
	)
	INSTALL(FILES ${CMAKE_CURRENT_BINARY_DIR}/libgit2.pc DESTINATION ${INSTALL_LIB}/pkgconfig )
	INSTALL(DIRECTORY include/git2 DESTINATION ${INSTALL_INC} )
	INSTALL(FILES include/git2.h DESTINATION ${INSTALL_INC} )

	# Tests
	IF (BUILD_CLAR)

	FIND_PACKAGE(PythonInterp REQUIRED)

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

	INCLUDE_DIRECTORIES(${CLAR_PATH})
	FILE(GLOB_RECURSE SRC_TEST ${CLAR_PATH}//.c ${CLAR_PATH}/clar_helpers.c ${CLAR_PATH}/testlib.c)

	ADD_CUSTOM_COMMAND(
	OUTPUT ${CLAR_PATH}/clar_main.c ${CLAR_PATH}/clar.h
	COMMAND ${PYTHON_EXECUTABLE} clar -vtap .
	DEPENDS ${CLAR_PATH}/clar ${SRC_TEST}
	WORKING_DIRECTORY ${CLAR_PATH}
	)
	ADD_EXECUTABLE(libgit2_clar ${SRC} ${CLAR_PATH}/clar_main.c ${SRC_TEST} ${SRC_ZLIB} ${SRC_HTTP} ${SRC_REGEX})
	TARGET_LINK_LIBRARIES(libgit2_clar ${CMAKE_THREAD_LIBS_INIT} ${SSL_LIBRARIES})

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

	IF (WIN32)
	TARGET_LINK_LIBRARIES(libgit2_clar ws2_32)
	ELSEIF (CMAKE_SYSTEM_NAME MATCHES "(Solaris\|SunOS)")
	TARGET_LINK_LIBRARIES(libgit2_clar socket nsl)
	ENDIF ()

	ENABLE_TESTING()
	ADD_TEST(libgit2_clar libgit2_clar)
	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)
	FILE(GLOB_RECURSE EXAMPLE_SRC examples/network/*.c)
	ADD_EXECUTABLE(cgit2 ${EXAMPLE_SRC})
	TARGET_LINK_LIBRARIES(cgit2 git2 pthread)

	ADD_EXECUTABLE(git-diff examples/diff.c)
	TARGET_LINK_LIBRARIES(git-diff git2)

	ADD_EXECUTABLE(git-general examples/general.c)
	TARGET_LINK_LIBRARIES(git-general git2)

	ADD_EXECUTABLE(git-showindex examples/showindex.c)
	TARGET_LINK_LIBRARIES(git-showindex git2)
	ENDIF ()