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40 lines
1.4 KiB
CMake
40 lines
1.4 KiB
CMake
function (set_compiler_ver spliced_version_var)
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set(whole_version "${${spliced_version_var}}")
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set(var_prefix "${spliced_version_var}")
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string(REGEX MATCHALL "[0-9]+" version_nums "${whole_version}")
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list(GET version_nums 0 compiler_MAJOR)
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list(GET version_nums 1 compiler_MINOR)
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list(GET version_nums 2 compiler_PATCH)
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set(${var_prefix}_MAJOR "${compiler_MAJOR}" PARENT_SCOPE)
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set(${var_prefix}_MINOR "${compiler_MINOR}" PARENT_SCOPE)
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set(${var_prefix}_PATCH "${compiler_PATCH}" PARENT_SCOPE)
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unset(compiler_MAJOR)
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unset(compiler_MINOR)
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unset(compiler_PATCH)
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unset(version_nums)
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unset(whole_version)
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unset(var_prefix)
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endfunction()
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if (NOT CMAKE_CXX_COMPILER_VERSION)
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if (CMAKE_COMPILER_IS_GNUCXX)
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exec_program(${CMAKE_CXX_COMPILER} ARGS --version OUTPUT_VARIABLE version_string)
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string(REGEX MATCH "[0-9]+\\.[0-9]+\\.[0-9]+" CMAKE_CXX_COMPILER_VERSION "${version_string}")
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unset(version_string)
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else()
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set(CMAKE_CXX_COMPILER_VERSION "0.0.0")
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endif()
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endif()
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if (NOT CMAKE_C_COMPILER_VERSION)
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if (CMAKE_COMPILER_IS_GNUCC)
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exec_program(${CMAKE_C_COMPILER} ARGS --version OUTPUT_VARIABLE version_string)
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string(REGEX MATCH "[0-9]+\\.[0-9]+\\.[0-9]+" CMAKE_C_COMPILER_VERSION "${version_string}")
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unset(version_string)
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else()
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set(CMAKE_C_COMPILER_VERSION "0.0.0")
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endif()
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endif()
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set_compiler_ver(CMAKE_CXX_COMPILER_VERSION)
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set_compiler_ver(CMAKE_C_COMPILER_VERSION)
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