19 lines
602 B
CMake
19 lines
602 B
CMake
macro(cmake_gnu_has_isysroot lang)
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if("x${CMAKE_${lang}_HAS_ISYSROOT}" STREQUAL "x")
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set(_doc "${lang} compiler has -isysroot")
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message(STATUS "Checking whether ${_doc}")
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execute_process(
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COMMAND ${CMAKE_${lang}_COMPILER} "-v" "--help"
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OUTPUT_VARIABLE _gcc_help
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ERROR_VARIABLE _gcc_help
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)
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if("${_gcc_help}" MATCHES "isysroot")
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message(STATUS "Checking whether ${_doc} - yes")
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set(CMAKE_${lang}_HAS_ISYSROOT 1)
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else()
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message(STATUS "Checking whether ${_doc} - no")
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set(CMAKE_${lang}_HAS_ISYSROOT 0)
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endif()
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endif()
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endmacro()
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