25 lines
836 B
CMake
25 lines
836 B
CMake
INCLUDE (CheckCXXSourceCompiles)
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unset(STXXL_WORKS CACHE)
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set (STXXL_CHECK_SRC "#include <stxxl/vector>\n int main() { stxxl::vector<int> vec; return 0;}")
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set (CMAKE_TRY_COMPILE_CONFIGURATION ${CMAKE_BUILD_TYPE})
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set (CMAKE_REQUIRED_INCLUDES "${STXXL_INCLUDE_DIR}")
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set (CMAKE_REQUIRED_LIBRARIES "${STXXL_LIBRARY}")
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CHECK_CXX_SOURCE_COMPILES("${STXXL_CHECK_SRC}" STXXL_WORKS)
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if(STXXL_WORKS)
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message(STATUS "STXXL can be used without linking against libgomp")
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else()
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unset(STXXL_WORKS)
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message(STATUS "STXXL failed without libgomp, retrying ..")
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set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} -lgomp)
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CHECK_CXX_SOURCE_COMPILES("${STXXL_CHECK_SRC}" STXXL_WORKS)
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if (STXXL_WORKS)
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target_link_libraries(osrm-extract gomp)
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else()
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message(FATAL "STXXL failed failed, libgomp missing?")
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endif()
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endif()
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