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Copy pathcotire.cmake
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cotire.cmake
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# - cotire (compile time reducer)
#
# See the cotire manual for usage hints.
#
#=============================================================================
# Copyright 2012-2015 Sascha Kratky
#
# Permission is hereby granted, free of charge, to any person
# obtaining a copy of this software and associated documentation
# files (the "Software"), to deal in the Software without
# restriction, including without limitation the rights to use,
# copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following
# conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
# OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
# HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
# OTHER DEALINGS IN THE SOFTWARE.
#=============================================================================
if(__COTIRE_INCLUDED)
return()
endif()
set(__COTIRE_INCLUDED TRUE)
# call cmake_minimum_required, but prevent modification of the CMake policy stack in include mode
# cmake_minimum_required also sets the policy version as a side effect, which we have to avoid
if (NOT CMAKE_SCRIPT_MODE_FILE)
cmake_policy(PUSH)
endif()
cmake_minimum_required(VERSION 2.8.12)
if (NOT CMAKE_SCRIPT_MODE_FILE)
cmake_policy(POP)
endif()
# activate select policies
if (POLICY CMP0038)
# targets may not link directly to themselves
cmake_policy(SET CMP0038 NEW)
endif()
if (POLICY CMP0039)
# utility targets may not have link dependencies
cmake_policy(SET CMP0039 NEW)
endif()
if (POLICY CMP0040)
# target in the TARGET signature of add_custom_command() must exist
cmake_policy(SET CMP0040 NEW)
endif()
if (POLICY CMP0045)
# error on non-existent target in get_target_property
cmake_policy(SET CMP0045 NEW)
endif()
if (POLICY CMP0046)
# error on non-existent dependency in add_dependencies
cmake_policy(SET CMP0046 NEW)
endif()
if (POLICY CMP0049)
# do not expand variables in target source entries
cmake_policy(SET CMP0049 NEW)
endif()
if (POLICY CMP0050)
# disallow add_custom_command SOURCE signatures
cmake_policy(SET CMP0050 NEW)
endif()
if (POLICY CMP0051)
# include TARGET_OBJECTS expressions in a target's SOURCES property
cmake_policy(SET CMP0051 NEW)
endif()
if (POLICY CMP0053)
# simplify variable reference and escape sequence evaluation
cmake_policy(SET CMP0053 NEW)
endif()
if (POLICY CMP0054)
# only interpret if() arguments as variables or keywords when unquoted
cmake_policy(SET CMP0054 NEW)
endif()
set (COTIRE_CMAKE_MODULE_FILE "${CMAKE_CURRENT_LIST_FILE}")
set (COTIRE_CMAKE_MODULE_VERSION "1.7.2")
include(CMakeParseArguments)
include(ProcessorCount)
function (cotire_get_configuration_types _configsVar)
set (_configs "")
if (CMAKE_CONFIGURATION_TYPES)
list (APPEND _configs ${CMAKE_CONFIGURATION_TYPES})
endif()
if (CMAKE_BUILD_TYPE)
list (APPEND _configs "${CMAKE_BUILD_TYPE}")
endif()
if (_configs)
list (REMOVE_DUPLICATES _configs)
set (${_configsVar} ${_configs} PARENT_SCOPE)
else()
set (${_configsVar} "None" PARENT_SCOPE)
endif()
endfunction()
function (cotire_get_source_file_extension _sourceFile _extVar)
# get_filename_component returns extension from first occurrence of . in file name
# this function computes the extension from last occurrence of . in file name
string (FIND "${_sourceFile}" "." _index REVERSE)
if (_index GREATER -1)
math (EXPR _index "${_index} + 1")
string (SUBSTRING "${_sourceFile}" ${_index} -1 _sourceExt)
else()
set (_sourceExt "")
endif()
set (${_extVar} "${_sourceExt}" PARENT_SCOPE)
endfunction()
macro (cotire_check_is_path_relative_to _path _isRelativeVar)
set (${_isRelativeVar} FALSE)
if (IS_ABSOLUTE "${_path}")
foreach (_dir ${ARGN})
file (RELATIVE_PATH _relPath "${_dir}" "${_path}")
if (NOT _relPath OR (NOT IS_ABSOLUTE "${_relPath}" AND NOT "${_relPath}" MATCHES "^\\.\\."))
set (${_isRelativeVar} TRUE)
break()
endif()
endforeach()
endif()
endmacro()
function (cotire_filter_language_source_files _language _target _sourceFilesVar _excludedSourceFilesVar _cotiredSourceFilesVar)
if (CMAKE_${_language}_SOURCE_FILE_EXTENSIONS)
set (_languageExtensions "${CMAKE_${_language}_SOURCE_FILE_EXTENSIONS}")
else()
set (_languageExtensions "")
endif()
if (CMAKE_${_language}_IGNORE_EXTENSIONS)
set (_ignoreExtensions "${CMAKE_${_language}_IGNORE_EXTENSIONS}")
else()
set (_ignoreExtensions "")
endif()
if (COTIRE_UNITY_SOURCE_EXCLUDE_EXTENSIONS)
set (_excludeExtensions "${COTIRE_UNITY_SOURCE_EXCLUDE_EXTENSIONS}")
else()
set (_excludeExtensions "")
endif()
if (COTIRE_DEBUG AND _languageExtensions)
message (STATUS "${_language} source file extensions: ${_languageExtensions}")
endif()
if (COTIRE_DEBUG AND _ignoreExtensions)
message (STATUS "${_language} ignore extensions: ${_ignoreExtensions}")
endif()
if (COTIRE_DEBUG AND _excludeExtensions)
message (STATUS "${_language} exclude extensions: ${_excludeExtensions}")
endif()
if (CMAKE_VERSION VERSION_LESS "3.1.0")
set (_allSourceFiles ${ARGN})
else()
# as of CMake 3.1 target sources may contain generator expressions
# since we cannot obtain required property information about source files added
# through generator expressions at configure time, we filter them out
string (GENEX_STRIP "${ARGN}" _allSourceFiles)
endif()
set (_filteredSourceFiles "")
set (_excludedSourceFiles "")
foreach (_sourceFile ${_allSourceFiles})
get_source_file_property(_sourceIsHeaderOnly "${_sourceFile}" HEADER_FILE_ONLY)
get_source_file_property(_sourceIsExternal "${_sourceFile}" EXTERNAL_OBJECT)
get_source_file_property(_sourceIsSymbolic "${_sourceFile}" SYMBOLIC)
if (NOT _sourceIsHeaderOnly AND NOT _sourceIsExternal AND NOT _sourceIsSymbolic)
cotire_get_source_file_extension("${_sourceFile}" _sourceExt)
if (_sourceExt)
list (FIND _ignoreExtensions "${_sourceExt}" _ignoreIndex)
if (_ignoreIndex LESS 0)
list (FIND _excludeExtensions "${_sourceExt}" _excludeIndex)
if (_excludeIndex GREATER -1)
list (APPEND _excludedSourceFiles "${_sourceFile}")
else()
list (FIND _languageExtensions "${_sourceExt}" _sourceIndex)
if (_sourceIndex GREATER -1)
# consider source file unless it is excluded explicitly
get_source_file_property(_sourceIsExcluded "${_sourceFile}" COTIRE_EXCLUDED)
if (_sourceIsExcluded)
list (APPEND _excludedSourceFiles "${_sourceFile}")
else()
list (APPEND _filteredSourceFiles "${_sourceFile}")
endif()
else()
get_source_file_property(_sourceLanguage "${_sourceFile}" LANGUAGE)
if ("${_sourceLanguage}" STREQUAL "${_language}")
# add to excluded sources, if file is not ignored and has correct language without having the correct extension
list (APPEND _excludedSourceFiles "${_sourceFile}")
endif()
endif()
endif()
endif()
endif()
endif()
endforeach()
# separate filtered source files from already cotired ones
# the COTIRE_TARGET property of a source file may be set while a target is being processed by cotire
set (_sourceFiles "")
set (_cotiredSourceFiles "")
foreach (_sourceFile ${_filteredSourceFiles})
get_source_file_property(_sourceIsCotired "${_sourceFile}" COTIRE_TARGET)
if (_sourceIsCotired)
list (APPEND _cotiredSourceFiles "${_sourceFile}")
else()
get_source_file_property(_sourceCompileFlags "${_sourceFile}" COMPILE_FLAGS)
if (_sourceCompileFlags)
# add to excluded sources, if file has custom compile flags
list (APPEND _excludedSourceFiles "${_sourceFile}")
else()
list (APPEND _sourceFiles "${_sourceFile}")
endif()
endif()
endforeach()
if (COTIRE_DEBUG)
if (_sourceFiles)
message (STATUS "Filtered ${_target} ${_language} sources: ${_sourceFiles}")
endif()
if (_excludedSourceFiles)
message (STATUS "Excluded ${_target} ${_language} sources: ${_excludedSourceFiles}")
endif()
if (_cotiredSourceFiles)
message (STATUS "Cotired ${_target} ${_language} sources: ${_cotiredSourceFiles}")
endif()
endif()
set (${_sourceFilesVar} ${_sourceFiles} PARENT_SCOPE)
set (${_excludedSourceFilesVar} ${_excludedSourceFiles} PARENT_SCOPE)
set (${_cotiredSourceFilesVar} ${_cotiredSourceFiles} PARENT_SCOPE)
endfunction()
function (cotire_get_objects_with_property_on _filteredObjectsVar _property _type)
set (_filteredObjects "")
foreach (_object ${ARGN})
get_property(_isSet ${_type} "${_object}" PROPERTY ${_property} SET)
if (_isSet)
get_property(_propertyValue ${_type} "${_object}" PROPERTY ${_property})
if (_propertyValue)
list (APPEND _filteredObjects "${_object}")
endif()
endif()
endforeach()
set (${_filteredObjectsVar} ${_filteredObjects} PARENT_SCOPE)
endfunction()
function (cotire_get_objects_with_property_off _filteredObjectsVar _property _type)
set (_filteredObjects "")
foreach (_object ${ARGN})
get_property(_isSet ${_type} "${_object}" PROPERTY ${_property} SET)
if (_isSet)
get_property(_propertyValue ${_type} "${_object}" PROPERTY ${_property})
if (NOT _propertyValue)
list (APPEND _filteredObjects "${_object}")
endif()
endif()
endforeach()
set (${_filteredObjectsVar} ${_filteredObjects} PARENT_SCOPE)
endfunction()
function (cotire_get_source_file_property_values _valuesVar _property)
set (_values "")
foreach (_sourceFile ${ARGN})
get_source_file_property(_propertyValue "${_sourceFile}" ${_property})
if (_propertyValue)
list (APPEND _values "${_propertyValue}")
endif()
endforeach()
set (${_valuesVar} ${_values} PARENT_SCOPE)
endfunction()
function (cotire_resolve_config_properites _configurations _propertiesVar)
set (_properties "")
foreach (_property ${ARGN})
if ("${_property}" MATCHES "<CONFIG>")
foreach (_config ${_configurations})
string (TOUPPER "${_config}" _upperConfig)
string (REPLACE "<CONFIG>" "${_upperConfig}" _configProperty "${_property}")
list (APPEND _properties ${_configProperty})
endforeach()
else()
list (APPEND _properties ${_property})
endif()
endforeach()
set (${_propertiesVar} ${_properties} PARENT_SCOPE)
endfunction()
function (cotire_copy_set_properites _configurations _type _source _target)
cotire_resolve_config_properites("${_configurations}" _properties ${ARGN})
foreach (_property ${_properties})
get_property(_isSet ${_type} ${_source} PROPERTY ${_property} SET)
if (_isSet)
get_property(_propertyValue ${_type} ${_source} PROPERTY ${_property})
set_property(${_type} ${_target} PROPERTY ${_property} "${_propertyValue}")
endif()
endforeach()
endfunction()
function (cotire_get_target_usage_requirements _target _targetRequirementsVar)
set (_targetRequirements "")
get_target_property(_librariesToProcess ${_target} LINK_LIBRARIES)
while (_librariesToProcess)
# remove from head
list (GET _librariesToProcess 0 _library)
list (REMOVE_AT _librariesToProcess 0)
if (TARGET ${_library})
list (FIND _targetRequirements ${_library} _index)
if (_index LESS 0)
list (APPEND _targetRequirements ${_library})
# process transitive libraries
get_target_property(_libraries ${_library} INTERFACE_LINK_LIBRARIES)
if (_libraries)
list (APPEND _librariesToProcess ${_libraries})
list (REMOVE_DUPLICATES _librariesToProcess)
endif()
endif()
endif()
endwhile()
set (${_targetRequirementsVar} ${_targetRequirements} PARENT_SCOPE)
endfunction()
function (cotire_filter_compile_flags _language _flagFilter _matchedOptionsVar _unmatchedOptionsVar)
if (WIN32 AND CMAKE_${_language}_COMPILER_ID MATCHES "MSVC|Intel")
set (_flagPrefix "[/-]")
else()
set (_flagPrefix "--?")
endif()
set (_optionFlag "")
set (_matchedOptions "")
set (_unmatchedOptions "")
foreach (_compileFlag ${ARGN})
if (_compileFlag)
if (_optionFlag AND NOT "${_compileFlag}" MATCHES "^${_flagPrefix}")
# option with separate argument
list (APPEND _matchedOptions "${_compileFlag}")
set (_optionFlag "")
elseif ("${_compileFlag}" MATCHES "^(${_flagPrefix})(${_flagFilter})$")
# remember option
set (_optionFlag "${CMAKE_MATCH_2}")
elseif ("${_compileFlag}" MATCHES "^(${_flagPrefix})(${_flagFilter})(.+)$")
# option with joined argument
list (APPEND _matchedOptions "${CMAKE_MATCH_3}")
set (_optionFlag "")
else()
# flush remembered option
if (_optionFlag)
list (APPEND _matchedOptions "${_optionFlag}")
set (_optionFlag "")
endif()
# add to unfiltered options
list (APPEND _unmatchedOptions "${_compileFlag}")
endif()
endif()
endforeach()
if (_optionFlag)
list (APPEND _matchedOptions "${_optionFlag}")
endif()
if (COTIRE_DEBUG AND _matchedOptions)
message (STATUS "Filter ${_flagFilter} matched: ${_matchedOptions}")
endif()
if (COTIRE_DEBUG AND _unmatchedOptions)
message (STATUS "Filter ${_flagFilter} unmatched: ${_unmatchedOptions}")
endif()
set (${_matchedOptionsVar} ${_matchedOptions} PARENT_SCOPE)
set (${_unmatchedOptionsVar} ${_unmatchedOptions} PARENT_SCOPE)
endfunction()
function (cotire_get_target_compile_flags _config _language _target _flagsVar)
string (TOUPPER "${_config}" _upperConfig)
# collect options from CMake language variables
set (_compileFlags "")
if (CMAKE_${_language}_FLAGS)
set (_compileFlags "${_compileFlags} ${CMAKE_${_language}_FLAGS}")
endif()
if (CMAKE_${_language}_FLAGS_${_upperConfig})
set (_compileFlags "${_compileFlags} ${CMAKE_${_language}_FLAGS_${_upperConfig}}")
endif()
if (_target)
# add target compile flags
get_target_property(_targetflags ${_target} COMPILE_FLAGS)
if (_targetflags)
set (_compileFlags "${_compileFlags} ${_targetflags}")
endif()
endif()
if (UNIX)
separate_arguments(_compileFlags UNIX_COMMAND "${_compileFlags}")
elseif(WIN32)
separate_arguments(_compileFlags WINDOWS_COMMAND "${_compileFlags}")
else()
separate_arguments(_compileFlags)
endif()
# target compile options
if (_target)
get_target_property(_targetOptions ${_target} COMPILE_OPTIONS)
if (_targetOptions)
list (APPEND _compileFlags ${_targetOptions})
endif()
endif()
# interface compile options from linked library targets
if (_target)
set (_linkedTargets "")
cotire_get_target_usage_requirements(${_target} _linkedTargets)
foreach (_linkedTarget ${_linkedTargets})
get_target_property(_targetOptions ${_linkedTarget} INTERFACE_COMPILE_OPTIONS)
if (_targetOptions)
list (APPEND _compileFlags ${_targetOptions})
endif()
endforeach()
endif()
# handle the POSITION_INDEPENDENT_CODE target property
if (_target)
get_target_property(_targetPIC ${_target} POSITION_INDEPENDENT_CODE)
if (_targetPIC)
get_target_property(_targetType ${_target} TYPE)
if (_targetType STREQUAL "EXECUTABLE" AND CMAKE_${_language}_COMPILE_OPTIONS_PIE)
list (APPEND _compileFlags "${CMAKE_${_language}_COMPILE_OPTIONS_PIE}")
elseif (CMAKE_${_language}_COMPILE_OPTIONS_PIC)
list (APPEND _compileFlags "${CMAKE_${_language}_COMPILE_OPTIONS_PIC}")
endif()
endif()
endif()
# platform specific flags
if (APPLE)
get_target_property(_architectures ${_target} OSX_ARCHITECTURES_${_upperConfig})
if (NOT _architectures)
get_target_property(_architectures ${_target} OSX_ARCHITECTURES)
endif()
if (_architectures)
foreach (_arch ${_architectures})
list (APPEND _compileFlags "-arch" "${_arch}")
endforeach()
endif()
if (CMAKE_OSX_SYSROOT)
if (CMAKE_${_language}_SYSROOT_FLAG)
list (APPEND _compileFlags "${CMAKE_${_language}_SYSROOT_FLAG}" "${CMAKE_OSX_SYSROOT}")
else()
list (APPEND _compileFlags "-isysroot" "${CMAKE_OSX_SYSROOT}")
endif()
endif()
if (CMAKE_OSX_DEPLOYMENT_TARGET)
if (CMAKE_${_language}_OSX_DEPLOYMENT_TARGET_FLAG)
list (APPEND _compileFlags "${CMAKE_${_language}_OSX_DEPLOYMENT_TARGET_FLAG}${CMAKE_OSX_DEPLOYMENT_TARGET}")
else()
list (APPEND _compileFlags "-mmacosx-version-min=${CMAKE_OSX_DEPLOYMENT_TARGET}")
endif()
endif()
endif()
if (COTIRE_DEBUG AND _compileFlags)
message (STATUS "Target ${_target} compile flags: ${_compileFlags}")
endif()
set (${_flagsVar} ${_compileFlags} PARENT_SCOPE)
endfunction()
function (cotire_get_target_include_directories _config _language _target _includeDirsVar _systemIncludeDirsVar)
set (_includeDirs "")
set (_systemIncludeDirs "")
# default include dirs
if (CMAKE_INCLUDE_CURRENT_DIR)
list (APPEND _includeDirs "${CMAKE_CURRENT_BINARY_DIR}")
list (APPEND _includeDirs "${CMAKE_CURRENT_SOURCE_DIR}")
endif()
# parse additional include directories from target compile flags
set (_targetFlags "")
cotire_get_target_compile_flags("${_config}" "${_language}" "${_target}" _targetFlags)
cotire_filter_compile_flags("${_language}" "I" _dirs _ignore ${_targetFlags})
if (_dirs)
list (APPEND _includeDirs ${_dirs})
endif()
# target include directories
get_directory_property(_dirs DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}" INCLUDE_DIRECTORIES)
if (_target)
get_target_property(_targetDirs ${_target} INCLUDE_DIRECTORIES)
if (_targetDirs)
list (APPEND _dirs ${_targetDirs})
endif()
get_target_property(_targetDirs ${_target} INTERFACE_SYSTEM_INCLUDE_DIRECTORIES)
if (_targetDirs)
list (APPEND _systemIncludeDirs ${_targetDirs})
endif()
endif()
# interface include directories from linked library targets
if (_target)
set (_linkedTargets "")
cotire_get_target_usage_requirements(${_target} _linkedTargets)
foreach (_linkedTarget ${_linkedTargets})
get_target_property(_targetDirs ${_linkedTarget} INTERFACE_INCLUDE_DIRECTORIES)
if (_targetDirs)
list (APPEND _dirs ${_targetDirs})
endif()
get_target_property(_targetDirs ${_linkedTarget} INTERFACE_SYSTEM_INCLUDE_DIRECTORIES)
if (_targetDirs)
list (APPEND _systemIncludeDirs ${_targetDirs})
endif()
endforeach()
endif()
if (dirs)
list (REMOVE_DUPLICATES _dirs)
endif()
list (LENGTH _includeDirs _projectInsertIndex)
foreach (_dir ${_dirs})
if (CMAKE_INCLUDE_DIRECTORIES_PROJECT_BEFORE)
cotire_check_is_path_relative_to("${_dir}" _isRelative "${CMAKE_SOURCE_DIR}" "${CMAKE_BINARY_DIR}")
if (_isRelative)
list (LENGTH _includeDirs _len)
if (_len EQUAL _projectInsertIndex)
list (APPEND _includeDirs "${_dir}")
else()
list (INSERT _includeDirs _projectInsertIndex "${_dir}")
endif()
math (EXPR _projectInsertIndex "${_projectInsertIndex} + 1")
else()
list (APPEND _includeDirs "${_dir}")
endif()
else()
list (APPEND _includeDirs "${_dir}")
endif()
endforeach()
list (REMOVE_DUPLICATES _includeDirs)
list (REMOVE_DUPLICATES _systemIncludeDirs)
if (CMAKE_${_language}_IMPLICIT_INCLUDE_DIRECTORIES)
list (REMOVE_ITEM _includeDirs ${CMAKE_${_language}_IMPLICIT_INCLUDE_DIRECTORIES})
endif()
if (COTIRE_DEBUG AND _includeDirs)
message (STATUS "Target ${_target} include dirs: ${_includeDirs}")
endif()
set (${_includeDirsVar} ${_includeDirs} PARENT_SCOPE)
if (COTIRE_DEBUG AND _systemIncludeDirs)
message (STATUS "Target ${_target} system include dirs: ${_systemIncludeDirs}")
endif()
set (${_systemIncludeDirsVar} ${_systemIncludeDirs} PARENT_SCOPE)
endfunction()
function (cotire_get_target_export_symbol _target _exportSymbolVar)
set (_exportSymbol "")
get_target_property(_targetType ${_target} TYPE)
get_target_property(_enableExports ${_target} ENABLE_EXPORTS)
if (_targetType MATCHES "(SHARED|MODULE)_LIBRARY" OR
(_targetType STREQUAL "EXECUTABLE" AND _enableExports))
get_target_property(_exportSymbol ${_target} DEFINE_SYMBOL)
if (NOT _exportSymbol)
set (_exportSymbol "${_target}_EXPORTS")
endif()
string (MAKE_C_IDENTIFIER "${_exportSymbol}" _exportSymbol)
endif()
set (${_exportSymbolVar} ${_exportSymbol} PARENT_SCOPE)
endfunction()
function (cotire_get_target_compile_definitions _config _language _target _definitionsVar)
string (TOUPPER "${_config}" _upperConfig)
set (_configDefinitions "")
# CMAKE_INTDIR for multi-configuration build systems
if (NOT "${CMAKE_CFG_INTDIR}" STREQUAL ".")
list (APPEND _configDefinitions "CMAKE_INTDIR=\"${_config}\"")
endif()
# target export define symbol
cotire_get_target_export_symbol("${_target}" _defineSymbol)
if (_defineSymbol)
list (APPEND _configDefinitions "${_defineSymbol}")
endif()
# directory compile definitions
get_directory_property(_definitions DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}" COMPILE_DEFINITIONS)
if (_definitions)
list (APPEND _configDefinitions ${_definitions})
endif()
get_directory_property(_definitions DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}" COMPILE_DEFINITIONS_${_upperConfig})
if (_definitions)
list (APPEND _configDefinitions ${_definitions})
endif()
# target compile definitions
get_target_property(_definitions ${_target} COMPILE_DEFINITIONS)
if (_definitions)
list (APPEND _configDefinitions ${_definitions})
endif()
get_target_property(_definitions ${_target} COMPILE_DEFINITIONS_${_upperConfig})
if (_definitions)
list (APPEND _configDefinitions ${_definitions})
endif()
# interface compile definitions from linked library targets
set (_linkedTargets "")
cotire_get_target_usage_requirements(${_target} _linkedTargets)
foreach (_linkedTarget ${_linkedTargets})
get_target_property(_definitions ${_linkedTarget} INTERFACE_COMPILE_DEFINITIONS)
if (_definitions)
list (APPEND _configDefinitions ${_definitions})
endif()
endforeach()
# parse additional compile definitions from target compile flags
# and don't look at directory compile definitions, which we already handled
set (_targetFlags "")
cotire_get_target_compile_flags("${_config}" "${_language}" "${_target}" _targetFlags)
cotire_filter_compile_flags("${_language}" "D" _definitions _ignore ${_targetFlags})
if (_definitions)
list (APPEND _configDefinitions ${_definitions})
endif()
list (REMOVE_DUPLICATES _configDefinitions)
if (COTIRE_DEBUG AND _configDefinitions)
message (STATUS "Target ${_target} compile definitions: ${_configDefinitions}")
endif()
set (${_definitionsVar} ${_configDefinitions} PARENT_SCOPE)
endfunction()
function (cotire_get_target_compiler_flags _config _language _target _compilerFlagsVar)
# parse target compile flags omitting compile definitions and include directives
set (_targetFlags "")
cotire_get_target_compile_flags("${_config}" "${_language}" "${_target}" _targetFlags)
set (_compilerFlags "")
cotire_filter_compile_flags("${_language}" "[ID]" _ignore _compilerFlags ${_targetFlags})
if (COTIRE_DEBUG AND _compilerFlags)
message (STATUS "Target ${_target} compiler flags: ${_compilerFlags}")
endif()
set (${_compilerFlagsVar} ${_compilerFlags} PARENT_SCOPE)
endfunction()
function (cotire_add_sys_root_paths _pathsVar)
if (APPLE)
if (CMAKE_OSX_SYSROOT AND CMAKE_${_language}_HAS_ISYSROOT)
foreach (_path IN LISTS ${_pathsVar})
if (IS_ABSOLUTE "${_path}")
get_filename_component(_path "${CMAKE_OSX_SYSROOT}/${_path}" ABSOLUTE)
if (EXISTS "${_path}")
list (APPEND ${_pathsVar} "${_path}")
endif()
endif()
endforeach()
endif()
endif()
set (${_pathsVar} ${${_pathsVar}} PARENT_SCOPE)
endfunction()
function (cotire_get_source_extra_properties _sourceFile _pattern _resultVar)
set (_extraProperties ${ARGN})
set (_result "")
if (_extraProperties)
list (FIND _extraProperties "${_sourceFile}" _index)
if (_index GREATER -1)
math (EXPR _index "${_index} + 1")
list (LENGTH _extraProperties _len)
math (EXPR _len "${_len} - 1")
foreach (_index RANGE ${_index} ${_len})
list (GET _extraProperties ${_index} _value)
if (_value MATCHES "${_pattern}")
list (APPEND _result "${_value}")
else()
break()
endif()
endforeach()
endif()
endif()
set (${_resultVar} ${_result} PARENT_SCOPE)
endfunction()
function (cotire_get_source_compile_definitions _config _language _sourceFile _definitionsVar)
set (_compileDefinitions "")
if (NOT CMAKE_SCRIPT_MODE_FILE)
string (TOUPPER "${_config}" _upperConfig)
get_source_file_property(_definitions "${_sourceFile}" COMPILE_DEFINITIONS)
if (_definitions)
list (APPEND _compileDefinitions ${_definitions})
endif()
get_source_file_property(_definitions "${_sourceFile}" COMPILE_DEFINITIONS_${_upperConfig})
if (_definitions)
list (APPEND _compileDefinitions ${_definitions})
endif()
endif()
cotire_get_source_extra_properties("${_sourceFile}" "^[a-zA-Z0-9_]+(=.*)?$" _definitions ${ARGN})
if (_definitions)
list (APPEND _compileDefinitions ${_definitions})
endif()
if (COTIRE_DEBUG AND _compileDefinitions)
message (STATUS "Source ${_sourceFile} compile definitions: ${_compileDefinitions}")
endif()
set (${_definitionsVar} ${_compileDefinitions} PARENT_SCOPE)
endfunction()
function (cotire_get_source_files_compile_definitions _config _language _definitionsVar)
set (_configDefinitions "")
foreach (_sourceFile ${ARGN})
cotire_get_source_compile_definitions("${_config}" "${_language}" "${_sourceFile}" _sourceDefinitions)
if (_sourceDefinitions)
list (APPEND _configDefinitions "${_sourceFile}" ${_sourceDefinitions} "-")
endif()
endforeach()
set (${_definitionsVar} ${_configDefinitions} PARENT_SCOPE)
endfunction()
function (cotire_get_source_undefs _sourceFile _property _sourceUndefsVar)
set (_sourceUndefs "")
if (NOT CMAKE_SCRIPT_MODE_FILE)
get_source_file_property(_undefs "${_sourceFile}" ${_property})
if (_undefs)
list (APPEND _sourceUndefs ${_undefs})
endif()
endif()
cotire_get_source_extra_properties("${_sourceFile}" "^[a-zA-Z0-9_]+$" _undefs ${ARGN})
if (_undefs)
list (APPEND _sourceUndefs ${_undefs})
endif()
if (COTIRE_DEBUG AND _sourceUndefs)
message (STATUS "Source ${_sourceFile} ${_property} undefs: ${_sourceUndefs}")
endif()
set (${_sourceUndefsVar} ${_sourceUndefs} PARENT_SCOPE)
endfunction()
function (cotire_get_source_files_undefs _property _sourceUndefsVar)
set (_sourceUndefs "")
foreach (_sourceFile ${ARGN})
cotire_get_source_undefs("${_sourceFile}" ${_property} _undefs)
if (_undefs)
list (APPEND _sourceUndefs "${_sourceFile}" ${_undefs} "-")
endif()
endforeach()
set (${_sourceUndefsVar} ${_sourceUndefs} PARENT_SCOPE)
endfunction()
macro (cotire_set_cmd_to_prologue _cmdVar)
set (${_cmdVar} "${CMAKE_COMMAND}")
if (COTIRE_DEBUG)
list (APPEND ${_cmdVar} "--warn-uninitialized")
endif()
list (APPEND ${_cmdVar} "-DCOTIRE_BUILD_TYPE:STRING=$<CONFIGURATION>")
if (COTIRE_VERBOSE)
list (APPEND ${_cmdVar} "-DCOTIRE_VERBOSE:BOOL=ON")
elseif("${CMAKE_GENERATOR}" MATCHES "Makefiles")
list (APPEND ${_cmdVar} "-DCOTIRE_VERBOSE:BOOL=$(VERBOSE)")
endif()
endmacro()
function (cotire_init_compile_cmd _cmdVar _language _compilerExe _compilerArg1)
if (NOT _compilerExe)
set (_compilerExe "${CMAKE_${_language}_COMPILER}")
endif()
if (NOT _compilerArg1)
set (_compilerArg1 ${CMAKE_${_language}_COMPILER_ARG1})
endif()
string (STRIP "${_compilerArg1}" _compilerArg1)
set (${_cmdVar} "${_compilerExe}" ${_compilerArg1} PARENT_SCOPE)
endfunction()
macro (cotire_add_definitions_to_cmd _cmdVar _language)
foreach (_definition ${ARGN})
if (WIN32 AND CMAKE_${_language}_COMPILER_ID MATCHES "MSVC|Intel")
list (APPEND ${_cmdVar} "/D${_definition}")
else()
list (APPEND ${_cmdVar} "-D${_definition}")
endif()
endforeach()
endmacro()
macro (cotire_add_includes_to_cmd _cmdVar _language _includeSystemFlag _includesVar _systemIncludesVar)
foreach (_include ${${_includesVar}})
if (WIN32 AND CMAKE_${_language}_COMPILER_ID MATCHES "MSVC|Intel")
file (TO_NATIVE_PATH "${_include}" _include)
list (APPEND ${_cmdVar} "/I${_include}")
else()
list (FIND ${_systemIncludesVar} ${_include} _index)
if(_index GREATER -1 AND NOT "${_includeSystemFlag}" STREQUAL "")
list (APPEND ${_cmdVar} "${_includeSystemFlag}${_include}")
else()
list (APPEND ${_cmdVar} "-I${_include}")
endif()
endif()
endforeach()
endmacro()
macro (cotire_add_frameworks_to_cmd _cmdVar _language)
if (APPLE)
set (_frameWorkDirs "")
foreach (_include ${ARGN})
if (IS_ABSOLUTE "${_include}" AND _include MATCHES "\\.framework$")
get_filename_component(_frameWorkDir "${_include}" PATH)
list (APPEND _frameWorkDirs "${_frameWorkDir}")
endif()
endforeach()
if (_frameWorkDirs)
list (REMOVE_DUPLICATES _frameWorkDirs)
foreach (_frameWorkDir ${_frameWorkDirs})
list (APPEND ${_cmdVar} "-F${_frameWorkDir}")
endforeach()
endif()
endif()
endmacro()
macro (cotire_add_compile_flags_to_cmd _cmdVar)
foreach (_flag ${ARGN})
list (APPEND ${_cmdVar} "${_flag}")
endforeach()
endmacro()
function (cotire_check_file_up_to_date _fileIsUpToDateVar _file)
if (EXISTS "${_file}")
set (_triggerFile "")
foreach (_dependencyFile ${ARGN})
if (EXISTS "${_dependencyFile}")
# IS_NEWER_THAN returns TRUE if both files have the same timestamp
# thus we do the comparison in both directions to exclude ties
if ("${_dependencyFile}" IS_NEWER_THAN "${_file}" AND
NOT "${_file}" IS_NEWER_THAN "${_dependencyFile}")
set (_triggerFile "${_dependencyFile}")
break()
endif()
endif()
endforeach()
if (_triggerFile)
if (COTIRE_VERBOSE)
get_filename_component(_fileName "${_file}" NAME)
message (STATUS "${_fileName} update triggered by ${_triggerFile} change.")
endif()
set (${_fileIsUpToDateVar} FALSE PARENT_SCOPE)
else()
if (COTIRE_VERBOSE)
get_filename_component(_fileName "${_file}" NAME)
message (STATUS "${_fileName} is up-to-date.")
endif()
set (${_fileIsUpToDateVar} TRUE PARENT_SCOPE)
endif()
else()
if (COTIRE_VERBOSE)
get_filename_component(_fileName "${_file}" NAME)
message (STATUS "${_fileName} does not exist yet.")
endif()
set (${_fileIsUpToDateVar} FALSE PARENT_SCOPE)
endif()
endfunction()
macro (cotire_find_closest_relative_path _headerFile _includeDirs _relPathVar)
set (${_relPathVar} "")
foreach (_includeDir ${_includeDirs})
if (IS_DIRECTORY "${_includeDir}")
file (RELATIVE_PATH _relPath "${_includeDir}" "${_headerFile}")
if (NOT IS_ABSOLUTE "${_relPath}" AND NOT "${_relPath}" MATCHES "^\\.\\.")
string (LENGTH "${${_relPathVar}}" _closestLen)
string (LENGTH "${_relPath}" _relLen)
if (_closestLen EQUAL 0 OR _relLen LESS _closestLen)
set (${_relPathVar} "${_relPath}")
endif()
endif()
elseif ("${_includeDir}" STREQUAL "${_headerFile}")
# if path matches exactly, return short non-empty string
set (${_relPathVar} "1")
break()
endif()
endforeach()
endmacro()
macro (cotire_check_header_file_location _headerFile _insideIncludeDirs _outsideIncludeDirs _headerIsInside)
# check header path against ignored and honored include directories
cotire_find_closest_relative_path("${_headerFile}" "${_insideIncludeDirs}" _insideRelPath)
if (_insideRelPath)
# header is inside, but could be become outside if there is a shorter outside match
cotire_find_closest_relative_path("${_headerFile}" "${_outsideIncludeDirs}" _outsideRelPath)
if (_outsideRelPath)
string (LENGTH "${_insideRelPath}" _insideRelPathLen)
string (LENGTH "${_outsideRelPath}" _outsideRelPathLen)
if (_outsideRelPathLen LESS _insideRelPathLen)
set (${_headerIsInside} FALSE)
else()
set (${_headerIsInside} TRUE)
endif()
else()
set (${_headerIsInside} TRUE)
endif()
else()
# header is outside
set (${_headerIsInside} FALSE)
endif()
endmacro()
macro (cotire_check_ignore_header_file_path _headerFile _headerIsIgnoredVar)
if (NOT EXISTS "${_headerFile}")
set (${_headerIsIgnoredVar} TRUE)
elseif (IS_DIRECTORY "${_headerFile}")
set (${_headerIsIgnoredVar} TRUE)
elseif ("${_headerFile}" MATCHES "\\.\\.|[_-]fixed" AND "${_headerFile}" MATCHES "\\.h$")
# heuristic: ignore C headers with embedded parent directory references or "-fixed" or "_fixed" in path
# these often stem from using GCC #include_next tricks, which may break the precompiled header compilation
# with the error message "error: no include path in which to search for header.h"
set (${_headerIsIgnoredVar} TRUE)
else()
set (${_headerIsIgnoredVar} FALSE)
endif()
endmacro()
macro (cotire_check_ignore_header_file_ext _headerFile _ignoreExtensionsVar _headerIsIgnoredVar)
# check header file extension
cotire_get_source_file_extension("${_headerFile}" _headerFileExt)
set (${_headerIsIgnoredVar} FALSE)
if (_headerFileExt)
list (FIND ${_ignoreExtensionsVar} "${_headerFileExt}" _index)
if (_index GREATER -1)
set (${_headerIsIgnoredVar} TRUE)
endif()
endif()
endmacro()
macro (cotire_parse_line _line _headerFileVar _headerDepthVar)
if (MSVC)
# cl.exe /showIncludes output looks different depending on the language pack used, e.g.:
# English: "Note: including file: C:\directory\file"
# German: "Hinweis: Einlesen der Datei: C:\directory\file"
# We use a very general regular expression, relying on the presence of the : characters
if (_line MATCHES "( +)([a-zA-Z]:[^:]+)$")
# Visual Studio compiler output
string (LENGTH "${CMAKE_MATCH_1}" ${_headerDepthVar})
get_filename_component(${_headerFileVar} "${CMAKE_MATCH_2}" ABSOLUTE)
else()
set (${_headerFileVar} "")
set (${_headerDepthVar} 0)
endif()
else()
if (_line MATCHES "^(\\.+) (.*)$")
# GCC like output
string (LENGTH "${CMAKE_MATCH_1}" ${_headerDepthVar})
if (IS_ABSOLUTE "${CMAKE_MATCH_2}")
set (${_headerFileVar} "${CMAKE_MATCH_2}")
else()
get_filename_component(${_headerFileVar} "${CMAKE_MATCH_2}" REALPATH)
endif()
else()
set (${_headerFileVar} "")
set (${_headerDepthVar} 0)
endif()
endif()
endmacro()
function (cotire_parse_includes _language _scanOutput _ignoredIncludeDirs _honoredIncludeDirs _ignoredExtensions _selectedIncludesVar _unparsedLinesVar)
if (WIN32)
# prevent CMake macro invocation errors due to backslash characters in Windows paths
string (REPLACE "\\" "/" _scanOutput "${_scanOutput}")
endif()
# canonize slashes
string (REPLACE "//" "/" _scanOutput "${_scanOutput}")
# prevent semicolon from being interpreted as a line separator
string (REPLACE ";" "\\;" _scanOutput "${_scanOutput}")
# then separate lines
string (REGEX REPLACE "\n" ";" _scanOutput "${_scanOutput}")
list (LENGTH _scanOutput _len)
# remove duplicate lines to speed up parsing
list (REMOVE_DUPLICATES _scanOutput)
list (LENGTH _scanOutput _uniqueLen)
if (COTIRE_VERBOSE OR COTIRE_DEBUG)
message (STATUS "Scanning ${_uniqueLen} unique lines of ${_len} for includes")
if (_ignoredExtensions)
message (STATUS "Ignored extensions: ${_ignoredExtensions}")
endif()
if (_ignoredIncludeDirs)
message (STATUS "Ignored paths: ${_ignoredIncludeDirs}")
endif()
if (_honoredIncludeDirs)
message (STATUS "Included paths: ${_honoredIncludeDirs}")
endif()
endif()
set (_sourceFiles ${ARGN})
set (_selectedIncludes "")
set (_unparsedLines "")
# stack keeps track of inside/outside project status of processed header files
set (_headerIsInsideStack "")
foreach (_line IN LISTS _scanOutput)
if (_line)
cotire_parse_line("${_line}" _headerFile _headerDepth)
if (_headerFile)
cotire_check_header_file_location("${_headerFile}" "${_ignoredIncludeDirs}" "${_honoredIncludeDirs}" _headerIsInside)
if (COTIRE_DEBUG)
message (STATUS "${_headerDepth}: ${_headerFile} ${_headerIsInside}")
endif()
# update stack
list (LENGTH _headerIsInsideStack _stackLen)
if (_headerDepth GREATER _stackLen)
math (EXPR _stackLen "${_stackLen} + 1")
foreach (_index RANGE ${_stackLen} ${_headerDepth})
list (APPEND _headerIsInsideStack ${_headerIsInside})
endforeach()
else()
foreach (_index RANGE ${_headerDepth} ${_stackLen})
list (REMOVE_AT _headerIsInsideStack -1)
endforeach()
list (APPEND _headerIsInsideStack ${_headerIsInside})
endif()
if (COTIRE_DEBUG)
message (STATUS "${_headerIsInsideStack}")
endif()
# header is a candidate if it is outside project
if (NOT _headerIsInside)
# get parent header file's inside/outside status
if (_headerDepth GREATER 1)
math (EXPR _index "${_headerDepth} - 2")
list (GET _headerIsInsideStack ${_index} _parentHeaderIsInside)