thodg/libgit2/CMakeLists.txt

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• Hash : bfe0658e
  Author :
  Date : 2010-12-10T13:29:31
  

  Update install info and test resource path handling

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• 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)
  
  # Find required dependencies
  FIND_PACKAGE(ZLIB REQUIRED)
  INCLUDE_DIRECTORIES(${ZLIB_INCLUDE_DIR} src)
  
  # Try finding openssl
  FIND_PACKAGE(OpenSSL)
  IF (OPENSSL_CRYPTO_LIBRARIES)
      SET(SHA1_TYPE "openssl" CACHE STRING "Which SHA1 implementation to use: builtin, ppc, openssl")
  ELSEIF ()
      SET(SHA1_TYPE "builtin" CACHE STRING "Which SHA1 implementation to use: builtin, ppc")
  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 (BUILD_TESTS "Build Tests" ON)
  OPTION (BACKTRACE "Use GCC backtrace in tests (Not available on Cygwin/MinGW)" OFF)
  
  # Build Release by default
  IF (NOT CMAKE_BUILD_TYPE)
      SET(CMAKE_BUILD_TYPE "Release" CACHE STRING "Choose the type of build, options are: Debug Release RelWithDebInfo MinSizeRel." FORCE)
  ENDIF ()
  
  # Collect sourcefiles
  FILE(GLOB SRC src/*.c)
  FILE(GLOB SRC_SHA1 src/block-sha1/*.c)
  FILE(GLOB SRC_PLAT src/unix/*.c)
  FILE(GLOB SRC_H src/git/*.h)
  
  # On Windows use specific platform sources
  IF (WIN32 AND NOT CYGWIN)
      ADD_DEFINITIONS(-DWIN32 -D_DEBUG -D_LIB -DZLIB_WINAPI)
      FILE(GLOB SRC_PLAT src/win32/*.c)
  	IF (MINGW)
  		SET(PTHREAD_LIBRARY pthread)
  	ENDIF ()
  ENDIF ()
  
  # When desired build with backtrace
  IF (BACKTRACE)
  	ADD_DEFINITIONS(-DBACKTRACE)
  ENDIF ()
  
  # Specify sha1 implementation
  IF (SHA1_TYPE STREQUAL "ppc")
      ADD_DEFINITIONS(-DPPC_SHA1)
      FILE(GLOB SRC_SHA1 src/ppc/*.c)
  ELSEIF (SHA1_TYPE STREQUAL "openssl")
      ADD_DEFINITIONS(-DOPENSSL_SHA1)
      SET (SRC_SHA1)
      INCLUDE_DIRECTORIES(${OPENSSL_INCLUDE_DIR})
      SET (LIB_SHA1 ${OPENSSL_CRYPTO_LIBRARIES})
  ENDIF ()
  
  # Compile and link libgit2
  ADD_LIBRARY(git2 ${SRC} ${SRC_PLAT} ${SRC_SHA1})
  TARGET_LINK_LIBRARIES(git2 ${ZLIB_LIBRARY} ${LIB_SHA1} ${PTHREAD_LIBRARY})
  
  # Install
  INSTALL(TARGETS git2 
      RUNTIME DESTINATION ${INSTALL_BIN}
      LIBRARY DESTINATION ${INSTALL_LIB}
      ARCHIVE DESTINATION ${INSTALL_LIB}
  )
  INSTALL(DIRECTORY src/git2 DESTINATION ${INSTALL_INC} )
  INSTALL(FILES src/git2.h DESTINATION ${INSTALL_INC} )
  
  # Tests
  IF (BUILD_TESTS)
      SET(TEST_RESOURCES "${CMAKE_CURRENT_SOURCE_DIR}/tests/resources" CACHE PATH "Path to test resources.")
      ADD_DEFINITIONS(-DTEST_RESOURCES=\"${TEST_RESOURCES}\")
      
      ENABLE_TESTING()
      # Find and build all tests
      INCLUDE_DIRECTORIES(tests)
      FILE (GLOB TESTS tests/t????-*.c)
  
      FOREACH (TEST_SRC ${TESTS})
          # Match the source to get test name
          STRING(REGEX MATCH "(t....-.*).c$" TEST_NAME ${TEST_SRC})
          SET(TEST_NAME ${CMAKE_MATCH_1}) # This is the actual matched variable, got to love CMake macro language
  
          # Generate TOC by finding BEGIN_TEST entries in test source.
          FILE(READ ${TEST_SRC} TEST_CODE)
          STRING(REGEX MATCHALL "BEGIN_TEST\\([^\\)]*\\)\n" TEST_TOC ${TEST_CODE})
          FILE(WRITE tests/${TEST_NAME}.toc ${TEST_TOC}) # If desired this might be moved to the build dir
          
          # Compile
          ADD_EXECUTABLE(${TEST_NAME} tests/test_main.c tests/test_lib.c tests/test_helpers.c ${TEST_SRC})
          TARGET_LINK_LIBRARIES(${TEST_NAME} git2)
          SET_TARGET_PROPERTIES(${TEST_NAME} PROPERTIES COMPILE_DEFINITIONS TEST_TOC=\"${TEST_NAME}.toc\")
          
          # Add CTest
          ADD_TEST(${TEST_NAME} ${TEST_NAME})
      ENDFOREACH ()
  ENDIF ()
  

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