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