67 lines
2.7 KiB
CMake
67 lines
2.7 KiB
CMake
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set(GTest_VERSION 1.16.0)
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set(GTest_ARCHIVE_NAME googletest-${GTest_VERSION})
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set(GTest_ARCHIVE ${GTest_ARCHIVE_NAME}.tar.gz)
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set(GTest_ARCHIVE_SHA1 517f27ed21b40f9927ab91f2abc147519cedb5a5)
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set(GTest_URL https://github.com/google/googletest/releases/download/v${GTest_VERSION}/${GTest_ARCHIVE})
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option(GTest_BUILD_DIRECTORY_DOWNLOAD "Download GoogleTest in build directory" OFF)
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mark_as_advanced(GTest_BUILD_DIRECTORY_DOWNLOAD)
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if(GTest_BUILD_DIRECTORY_DOWNLOAD)
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set(GTest_DIR ${PROJECT_BINARY_DIR}/gtest)
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else()
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set(GTest_DIR ${PROJECT_SOURCE_DIR}/gtest)
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endif()
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set(GTest_ARCHIVE_DIR ${GTest_DIR}/${GTest_ARCHIVE_NAME}/googletest)
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set(GTest_SOURCE_DIR ${GTest_ARCHIVE_DIR}/src)
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set(GTest_INCLUDE_DIR ${GTest_ARCHIVE_DIR}/include)
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set(GTest_LIBRARY gtest)
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set(GTest_LIBRARY_SOURCES ${GTest_SOURCE_DIR}/gtest-all.cc)
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set(GTest_MAIN_LIBRARY gtest_main)
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set(GTest_MAIN_LIBRARY_SOURCES ${GTest_SOURCE_DIR}/gtest_main.cc)
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file(DOWNLOAD
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${GTest_URL}
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${GTest_DIR}/${GTest_ARCHIVE}
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EXPECTED_HASH SHA1=${GTest_ARCHIVE_SHA1})
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add_custom_target(download_gtest DEPENDS ${GTest_DIR}/${GTest_ARCHIVE})
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add_custom_command(
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OUTPUT ${GTest_LIBRARY_SOURCES} ${GTest_MAIN_LIBRARY_SOURCES}
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COMMAND ${CMAKE_COMMAND} -E tar xfz ${GTest_DIR}/${GTest_ARCHIVE}
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DEPENDS download_gtest
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COMMENT "Extracting ${GTest_ARCHIVE} in ${GTest_DIR}"
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WORKING_DIRECTORY ${GTest_DIR}
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VERBATIM)
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add_custom_target(extract_gtest DEPENDS ${GTest_LIBRARY_SOURCES} ${GTest_MAIN_LIBRARY_SOURCES})
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# GTest library for tests with own main function
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add_library(${GTest_LIBRARY} ${GTest_LIBRARY_SOURCES})
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target_include_directories(${GTest_LIBRARY} PRIVATE ${GTest_ARCHIVE_DIR})
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target_include_directories(${GTest_LIBRARY} SYSTEM PUBLIC ${GTest_INCLUDE_DIR})
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add_dependencies(${GTest_LIBRARY} extract_gtest)
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# GTest library providing main function for tests
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add_library(${GTest_MAIN_LIBRARY} ${GTest_MAIN_LIBRARY_SOURCES})
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target_link_libraries(${GTest_MAIN_LIBRARY} PUBLIC ${GTest_LIBRARY})
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add_dependencies(${GTest_MAIN_LIBRARY} extract_gtest)
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# Look for threading library and configure GTest accordingly
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if(NOT DEFINED CMAKE_USE_PTHREADS_INIT)
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set(CMAKE_THREAD_PREFER_PTHREAD TRUE)
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set(THREADS_PREFER_PTHREAD_FLAG TRUE)
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find_package(Threads MODULE)
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endif()
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if(CMAKE_USE_PTHREADS_INIT)
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message(STATUS "Build GTest with pthread support")
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target_compile_definitions(${GTest_LIBRARY} PUBLIC "GTEST_HAS_PTHREAD=1")
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target_link_libraries(${GTest_LIBRARY} PUBLIC Threads::Threads)
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else()
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message(STATUS "Build GTest without threading")
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target_compile_definitions(${GTest_LIBRARY} PUBLIC "GTEST_HAS_PTHREAD=0")
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endif()
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set_target_properties(download_gtest extract_gtest ${GTest_LIBRARY} ${GTest_MAIN_LIBRARY}
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PROPERTIES FOLDER "GTest")
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