b0772b41c2
Change-Id: I5d92f2f1a552888361a2939577c2b0177c62b596 Reviewed-by: Joerg Bornemann <joerg.bornemann@qt.io>
41 lines
985 B
CMake
41 lines
985 B
CMake
# We can't create the same interface imported target multiple times, CMake will complain if we do
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# that. This can happen if the find_package call is done in multiple different subdirectories.
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if(TARGET WrapRt::WrapRt)
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set(WrapRt_FOUND ON)
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return()
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endif()
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set(WrapRt_FOUND OFF)
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include(CheckCXXSourceCompiles)
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include(CMakePushCheckState)
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find_library(LIBRT rt)
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cmake_push_check_state()
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if(LIBRT_FOUND)
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list(APPEND CMAKE_REQUIRED_LIBRARIES "${LIBRT}")
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endif()
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check_cxx_source_compiles("
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#include <unistd.h>
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#include <time.h>
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int main(int argc, char *argv[]) {
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timespec ts; clock_gettime(CLOCK_REALTIME, &ts);
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}" HAVE_GETTIME)
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cmake_pop_check_state()
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if(HAVE_GETTIME)
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set(WrapRt_FOUND ON)
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add_library(WrapRt::WrapRt INTERFACE IMPORTED)
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if (LIBRT_FOUND)
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target_link_libraries(WrapRt::WrapRt INTERFACE "${LIBRT}")
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endif()
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endif()
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(WrapRt DEFAULT_MSG WrapRt_FOUND)
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