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# Download and unpack googletest at configure time
set(GOOGLETEST_PREFIX "${benchmark_BINARY_DIR}/third_party/googletest")
configure_file(${benchmark_SOURCE_DIR}/cmake/GoogleTest.cmake.in ${GOOGLETEST_PREFIX}/CMakeLists.txt @ONLY)
set(GOOGLETEST_PATH "${CMAKE_CURRENT_SOURCE_DIR}/googletest" CACHE PATH "") # Mind the quotes
execute_process(COMMAND ${CMAKE_COMMAND} -G "${CMAKE_GENERATOR}"
-DALLOW_DOWNLOADING_GOOGLETEST=${BENCHMARK_DOWNLOAD_DEPENDENCIES} -DGOOGLETEST_PATH:PATH=${GOOGLETEST_PATH} .
RESULT_VARIABLE result
WORKING_DIRECTORY ${GOOGLETEST_PREFIX}
)
if(result)
message(FATAL_ERROR "CMake step for googletest failed: ${result}")
endif()
execute_process(
COMMAND ${CMAKE_COMMAND} --build .
RESULT_VARIABLE result
WORKING_DIRECTORY ${GOOGLETEST_PREFIX}
)
if(result)
message(FATAL_ERROR "Build step for googletest failed: ${result}")
endif()
# Prevent overriding the parent project's compiler/linker
# settings on Windows
set(gtest_force_shared_crt ON CACHE BOOL "" FORCE)
include(${GOOGLETEST_PREFIX}/googletest-paths.cmake)
# Add googletest directly to our build. This defines
# the gtest and gtest_main targets.
add_subdirectory(${GOOGLETEST_SOURCE_DIR}
${GOOGLETEST_BINARY_DIR}
EXCLUDE_FROM_ALL)
# googletest doesn't seem to want to stay build warning clean so let's not hurt ourselves.
if (MSVC)
target_compile_options(gtest PRIVATE "/wd4244" "/wd4722")
target_compile_options(gtest_main PRIVATE "/wd4244" "/wd4722")
target_compile_options(gmock PRIVATE "/wd4244" "/wd4722")
target_compile_options(gmock_main PRIVATE "/wd4244" "/wd4722")
else()
target_compile_options(gtest PRIVATE "-w")
target_compile_options(gtest_main PRIVATE "-w")
target_compile_options(gmock PRIVATE "-w")
target_compile_options(gmock_main PRIVATE "-w")
endif()
if(NOT DEFINED GTEST_COMPILE_COMMANDS)
set(GTEST_COMPILE_COMMANDS ON)
endif()
set_target_properties(gtest PROPERTIES INTERFACE_SYSTEM_INCLUDE_DIRECTORIES $<TARGET_PROPERTY:gtest,INTERFACE_INCLUDE_DIRECTORIES> EXPORT_COMPILE_COMMANDS ${GTEST_COMPILE_COMMANDS})
set_target_properties(gtest_main PROPERTIES INTERFACE_SYSTEM_INCLUDE_DIRECTORIES $<TARGET_PROPERTY:gtest_main,INTERFACE_INCLUDE_DIRECTORIES> EXPORT_COMPILE_COMMANDS ${GTEST_COMPILE_COMMANDS})
set_target_properties(gmock PROPERTIES INTERFACE_SYSTEM_INCLUDE_DIRECTORIES $<TARGET_PROPERTY:gmock,INTERFACE_INCLUDE_DIRECTORIES> EXPORT_COMPILE_COMMANDS ${GTEST_COMPILE_COMMANDS})
set_target_properties(gmock_main PROPERTIES INTERFACE_SYSTEM_INCLUDE_DIRECTORIES $<TARGET_PROPERTY:gmock_main,INTERFACE_INCLUDE_DIRECTORIES> EXPORT_COMPILE_COMMANDS ${GTEST_COMPILE_COMMANDS})
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