| |
| macro(split_list listname) |
| string(REPLACE ";" " " ${listname} "${${listname}}") |
| endmacro() |
| |
| macro(build_external_gtest) |
| include(ExternalProject) |
| set(GTEST_FLAGS "") |
| if (BENCHMARK_USE_LIBCXX) |
| if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang") |
| list(APPEND GTEST_FLAGS -stdlib=libc++) |
| else() |
| message(WARNING "Unsupported compiler (${CMAKE_CXX_COMPILER}) when using libc++") |
| endif() |
| endif() |
| if (BENCHMARK_BUILD_32_BITS) |
| list(APPEND GTEST_FLAGS -m32) |
| endif() |
| if (NOT "${CMAKE_CXX_FLAGS}" STREQUAL "") |
| list(APPEND GTEST_FLAGS ${CMAKE_CXX_FLAGS}) |
| endif() |
| string(TOUPPER "${CMAKE_BUILD_TYPE}" GTEST_BUILD_TYPE) |
| if ("${GTEST_BUILD_TYPE}" STREQUAL "COVERAGE") |
| set(GTEST_BUILD_TYPE "DEBUG") |
| endif() |
| split_list(GTEST_FLAGS) |
| ExternalProject_Add(googletest |
| EXCLUDE_FROM_ALL ON |
| GIT_REPOSITORY https://github.com/google/googletest.git |
| GIT_TAG master |
| PREFIX "${CMAKE_BINARY_DIR}/googletest" |
| INSTALL_DIR "${CMAKE_BINARY_DIR}/googletest" |
| CMAKE_CACHE_ARGS |
| -DCMAKE_BUILD_TYPE:STRING=${GTEST_BUILD_TYPE} |
| -DCMAKE_C_COMPILER:STRING=${CMAKE_C_COMPILER} |
| -DCMAKE_CXX_COMPILER:STRING=${CMAKE_CXX_COMPILER} |
| -DCMAKE_INSTALL_PREFIX:PATH=<INSTALL_DIR> |
| -DCMAKE_CXX_FLAGS:STRING=${GTEST_FLAGS} |
| -Dgtest_force_shared_crt:BOOL=ON |
| ) |
| |
| ExternalProject_Get_Property(googletest install_dir) |
| |
| add_library(gtest UNKNOWN IMPORTED) |
| add_library(gtest_main UNKNOWN IMPORTED) |
| |
| set(LIB_SUFFIX "${CMAKE_STATIC_LIBRARY_SUFFIX}") |
| set(LIB_PREFIX "${CMAKE_STATIC_LIBRARY_PREFIX}") |
| |
| if("${GTEST_BUILD_TYPE}" STREQUAL "DEBUG") |
| set(LIB_SUFFIX "d${CMAKE_STATIC_LIBRARY_SUFFIX}") |
| endif() |
| file(MAKE_DIRECTORY ${install_dir}/include) |
| set_target_properties(gtest PROPERTIES |
| IMPORTED_LOCATION ${install_dir}/lib/${LIB_PREFIX}gtest${LIB_SUFFIX} |
| INTERFACE_INCLUDE_DIRECTORIES ${install_dir}/include |
| ) |
| set_target_properties(gtest_main PROPERTIES |
| IMPORTED_LOCATION ${install_dir}/lib/${LIB_PREFIX}gtest_main${LIB_SUFFIX} |
| INTERFACE_INCLUDE_DIRECTORIES ${install_dir}/include |
| ) |
| add_dependencies(gtest googletest) |
| add_dependencies(gtest_main googletest) |
| set(GTEST_BOTH_LIBRARIES gtest gtest_main) |
| #set(GTEST_INCLUDE_DIRS ${install_dir}/include) |
| endmacro(build_external_gtest) |
| |
| if (BENCHMARK_ENABLE_GTEST_TESTS) |
| if (IS_DIRECTORY ${CMAKE_SOURCE_DIR}/googletest) |
| add_subdirectory(${CMAKE_SOURCE_DIR}/googletest) |
| set(GTEST_BOTH_LIBRARIES gtest gtest_main) |
| elseif(BENCHMARK_DOWNLOAD_DEPENDENCIES) |
| build_external_gtest() |
| else() |
| find_package(GTest REQUIRED) |
| endif() |
| endif() |