diff options
Diffstat (limited to 'third_party/abseil_cpp/CMake/Googletest/DownloadGTest.cmake')
| -rw-r--r-- | third_party/abseil_cpp/CMake/Googletest/DownloadGTest.cmake | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/third_party/abseil_cpp/CMake/Googletest/DownloadGTest.cmake b/third_party/abseil_cpp/CMake/Googletest/DownloadGTest.cmake new file mode 100644 index 0000000000..9d071c9170 --- /dev/null +++ b/third_party/abseil_cpp/CMake/Googletest/DownloadGTest.cmake @@ -0,0 +1,41 @@ +# Integrates googletest at configure time. Based on the instructions at +# https://github.com/google/googletest/tree/master/googletest#incorporating-into-an-existing-cmake-project + +# Set up the external googletest project, downloading the latest from Github +# master if requested. +configure_file( + ${CMAKE_CURRENT_LIST_DIR}/CMakeLists.txt.in + ${CMAKE_BINARY_DIR}/googletest-external/CMakeLists.txt +) + +set(ABSL_SAVE_CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS}) +set(ABSL_SAVE_CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}) +if (BUILD_SHARED_LIBS) + set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin) + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DGTEST_CREATE_SHARED_LIBRARY=1") +endif() + +# Configure and build the googletest source. +execute_process(COMMAND ${CMAKE_COMMAND} -G "${CMAKE_GENERATOR}" . + RESULT_VARIABLE result + WORKING_DIRECTORY ${CMAKE_BINARY_DIR}/googletest-external ) +if(result) + message(FATAL_ERROR "CMake step for googletest failed: ${result}") +endif() + +execute_process(COMMAND ${CMAKE_COMMAND} --build . + RESULT_VARIABLE result + WORKING_DIRECTORY ${CMAKE_BINARY_DIR}/googletest-external) +if(result) + message(FATAL_ERROR "Build step for googletest failed: ${result}") +endif() + +set(CMAKE_CXX_FLAGS ${ABSL_SAVE_CMAKE_CXX_FLAGS}) +set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${ABSL_SAVE_CMAKE_RUNTIME_OUTPUT_DIRECTORY}) + +# Prevent overriding the parent project's compiler/linker settings on Windows +set(gtest_force_shared_crt ON CACHE BOOL "" FORCE) + +# Add googletest directly to our build. This defines the gtest and gtest_main +# targets. +add_subdirectory(${absl_gtest_src_dir} ${absl_gtest_build_dir} EXCLUDE_FROM_ALL) |