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# - try to find cppcheck tool
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#
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# Cache Variables:
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# CPPCHECK_EXECUTABLE
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#
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# Non-cache variables you might use in your CMakeLists.txt:
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# CPPCHECK_FOUND
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# CPPCHECK_POSSIBLEERROR_ARG
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# CPPCHECK_UNUSEDFUNC_ARG
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# CPPCHECK_STYLE_ARG
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# CPPCHECK_QUIET_ARG
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# CPPCHECK_INCLUDEPATH_ARG
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# CPPCHECK_FAIL_REGULAR_EXPRESSION
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# CPPCHECK_WARN_REGULAR_EXPRESSION
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# CPPCHECK_MARK_AS_ADVANCED - whether to mark our vars as advanced even
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# if we don't find this program.
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#
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# Requires these CMake modules:
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# FindPackageHandleStandardArgs (known included with CMake >=2.6.2)
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#
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# Original Author:
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# 2009-2010 Ryan Pavlik <rpavlik@iastate.edu> <abiryan@ryand.net>
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# http://academic.cleardefinition.com
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# Iowa State University HCI Graduate Program/VRAC
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#
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# Copyright Iowa State University 2009-2010.
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# Distributed under the Boost Software License, Version 1.0.
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# (See accompanying file LICENSE_1_0.txt or copy at
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# http://www.boost.org/LICENSE_1_0.txt)
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file(TO_CMAKE_PATH "${CPPCHECK_ROOT_DIR}" CPPCHECK_ROOT_DIR)
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set(CPPCHECK_ROOT_DIR
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"${CPPCHECK_ROOT_DIR}"
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CACHE
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PATH
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"Path to search for cppcheck")
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# cppcheck app bundles on Mac OS X are GUI, we want command line only
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set(_oldappbundlesetting ${CMAKE_FIND_APPBUNDLE})
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set(CMAKE_FIND_APPBUNDLE NEVER)
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if(CPPCHECK_EXECUTABLE AND NOT EXISTS "${CPPCHECK_EXECUTABLE}")
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set(CPPCHECK_EXECUTABLE "notfound" CACHE PATH FORCE "")
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endif()
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# If we have a custom path, look there first.
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if(CPPCHECK_ROOT_DIR)
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find_program(CPPCHECK_EXECUTABLE
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NAMES
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cppcheck
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cli
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PATHS
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"${CPPCHECK_ROOT_DIR}"
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PATH_SUFFIXES
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cli
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NO_DEFAULT_PATH)
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endif()
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find_program(CPPCHECK_EXECUTABLE NAMES cppcheck)
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# Restore original setting for appbundle finding
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set(CMAKE_FIND_APPBUNDLE ${_oldappbundlesetting})
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# Find out where our test file is
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get_filename_component(_cppcheckmoddir ${CMAKE_CURRENT_LIST_FILE} PATH)
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set(_cppcheckdummyfile "${_cppcheckmoddir}/Findcppcheck.cpp")
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if(NOT EXISTS "${_cppcheckdummyfile}")
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message(FATAL_ERROR
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"Missing file ${_cppcheckdummyfile} - should be alongside Findcppcheck.cmake, can be found at https://github.com/rpavlik/cmake-modules")
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endif()
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function(_cppcheck_test_arg _resultvar _arg)
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if(NOT CPPCHECK_EXECUTABLE)
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set(${_resultvar} NO)
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return()
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endif()
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execute_process(COMMAND
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"${CPPCHECK_EXECUTABLE}"
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"${_arg}"
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"--quiet"
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"${_cppcheckdummyfile}"
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RESULT_VARIABLE
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_cppcheck_result
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OUTPUT_QUIET
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ERROR_QUIET)
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if("${_cppcheck_result}" EQUAL 0)
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set(${_resultvar} YES PARENT_SCOPE)
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else()
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set(${_resultvar} NO PARENT_SCOPE)
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endif()
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endfunction()
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function(_cppcheck_set_arg_var _argvar _arg)
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if("${${_argvar}}" STREQUAL "")
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_cppcheck_test_arg(_cppcheck_arg "${_arg}")
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if(_cppcheck_arg)
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set(${_argvar} "${_arg}" PARENT_SCOPE)
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endif()
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endif()
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endfunction()
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if(CPPCHECK_EXECUTABLE)
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# Check for the two types of command line arguments by just trying them
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_cppcheck_set_arg_var(CPPCHECK_STYLE_ARG "--enable=style")
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_cppcheck_set_arg_var(CPPCHECK_STYLE_ARG "--style")
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if("${CPPCHECK_STYLE_ARG}" STREQUAL "--enable=style")
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_cppcheck_set_arg_var(CPPCHECK_UNUSEDFUNC_ARG
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"--enable=unusedFunction")
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_cppcheck_set_arg_var(CPPCHECK_INFORMATION_ARG "--enable=information")
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_cppcheck_set_arg_var(CPPCHECK_MISSINGINCLUDE_ARG
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"--enable=missingInclude")
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_cppcheck_set_arg_var(CPPCHECK_POSIX_ARG "--enable=posix")
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_cppcheck_set_arg_var(CPPCHECK_POSSIBLEERROR_ARG
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"--enable=possibleError")
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_cppcheck_set_arg_var(CPPCHECK_POSSIBLEERROR_ARG "--enable=all")
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if(MSVC)
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set(CPPCHECK_TEMPLATE_ARG --template vs)
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set(CPPCHECK_FAIL_REGULAR_EXPRESSION "[(]error[)]")
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set(CPPCHECK_WARN_REGULAR_EXPRESSION "[(]style[)]")
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elseif(CMAKE_COMPILER_IS_GNUCXX)
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set(CPPCHECK_TEMPLATE_ARG --template gcc)
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set(CPPCHECK_FAIL_REGULAR_EXPRESSION " error: ")
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set(CPPCHECK_WARN_REGULAR_EXPRESSION " style: ")
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else()
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set(CPPCHECK_TEMPLATE_ARG --template gcc)
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set(CPPCHECK_FAIL_REGULAR_EXPRESSION " error: ")
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set(CPPCHECK_WARN_REGULAR_EXPRESSION " style: ")
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endif()
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elseif("${CPPCHECK_STYLE_ARG}" STREQUAL "--style")
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# Old arguments
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_cppcheck_set_arg_var(CPPCHECK_UNUSEDFUNC_ARG "--unused-functions")
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_cppcheck_set_arg_var(CPPCHECK_POSSIBLEERROR_ARG "--all")
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set(CPPCHECK_FAIL_REGULAR_EXPRESSION "error:")
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set(CPPCHECK_WARN_REGULAR_EXPRESSION "[(]style[)]")
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else()
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# No idea - some other issue must be getting in the way
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message(STATUS
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"WARNING: Can't detect whether CPPCHECK wants new or old-style arguments!")
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endif()
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set(CPPCHECK_QUIET_ARG "--quiet")
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set(CPPCHECK_INCLUDEPATH_ARG "-I")
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endif()
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set(CPPCHECK_ALL
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"${CPPCHECK_EXECUTABLE} ${CPPCHECK_POSSIBLEERROR_ARG} ${CPPCHECK_UNUSEDFUNC_ARG} ${CPPCHECK_STYLE_ARG} ${CPPCHECK_QUIET_ARG} ${CPPCHECK_INCLUDEPATH_ARG} some/include/path")
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(cppcheck
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DEFAULT_MSG
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CPPCHECK_ALL
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CPPCHECK_EXECUTABLE
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CPPCHECK_POSSIBLEERROR_ARG
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CPPCHECK_UNUSEDFUNC_ARG
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CPPCHECK_STYLE_ARG
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CPPCHECK_INCLUDEPATH_ARG
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CPPCHECK_QUIET_ARG)
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if(CPPCHECK_FOUND OR CPPCHECK_MARK_AS_ADVANCED)
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mark_as_advanced(CPPCHECK_ROOT_DIR)
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endif()
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mark_as_advanced(CPPCHECK_EXECUTABLE)
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