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49 lines
1.2 KiB
CMake
49 lines
1.2 KiB
CMake
function (clang_detect_tool VAR NAME OPTS)
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set(NAMES "")
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foreach(CNT RANGE 12 22)
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list(APPEND NAMES "${NAME}-${CNT}")
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endforeach()
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list(REVERSE NAMES)
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list(APPEND NAMES ${NAME})
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find_program(${VAR}
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NAMES ${NAMES}
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${OPTS}
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)
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if (NOT ${VAR})
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message(WARNING "clang tool ${NAME} (${VAR}) not detected, skipping")
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unset(${VAR})
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return()
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endif()
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execute_process(
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COMMAND ${${VAR}} "--version"
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OUTPUT_VARIABLE _CLANG_TOOL_VERSION
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RESULT_VARIABLE _CLANG_TOOL_VERSION_FAILED
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)
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if (_CLANG_TOOL_VERSION_FAILED)
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message(WARNING "A problem was encountered with ${${VAR}}")
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message(WARNING "${_CLANG_TOOL_VERSION_FAILED}")
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unset(${VAR})
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return()
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endif()
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string(REGEX MATCH "([7-9]|[1-9][0-9])\\.[0-9]\\.[0-9]" CLANG_TOOL_VERSION
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"${_CLANG_TOOL_VERSION}")
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if (NOT CLANG_TOOL_VERSION)
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message(WARNING "problem parsing ${NAME} version for ${${VAR}}")
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unset(${VAR})
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return()
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endif()
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set(_CLANG_TOOL_MINIMUM_VERSION "12.0.0")
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if (${CLANG_TOOL_VERSION} VERSION_LESS ${_CLANG_TOOL_MINIMUM_VERSION})
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message(WARNING "clang-format version ${CLANG_TOOL_VERSION} not supported")
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message(WARNING "Minimum version required: ${_CLANG_TOOL_MINIMUM_VERSION}")
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unset(${VAR})
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return()
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endif()
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endfunction()
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