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qt5base-lts/cmake/QtProcessConfigureArgs.cmake
Alexey Edelev 47a42b9c6a Show the allowed values for configure arguments 
Just some help to users, so they can spot the allowed values without
looking into docs.

Pick-to: 6.6
Change-Id: I22ad9533104949286de447a05a6e875e8d933bf6
Reviewed-by: Alexandru Croitor <alexandru.croitor@qt.io>
2023-09-13 20:09:18 +02:00

1042 lines
36 KiB
CMake
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# Copyright (C) 2022 The Qt Company Ltd.
# SPDX-License-Identifier: BSD-3-Clause
# This script reads Qt configure arguments from config.opt,
# translates the arguments to CMake arguments and calls CMake.
#
# This file is to be used in CMake script mode with the following variables set:
# OPTFILE: A text file containing the options that were passed to configure
# with one option per line.
# MODULE_ROOT: The source directory of the module to be built.
# If empty, qtbase/top-level is assumed.
# TOP_LEVEL: TRUE, if this is a top-level build.
include(${CMAKE_CURRENT_LIST_DIR}/QtFeatureCommon.cmake)
include(${CMAKE_CURRENT_LIST_DIR}/QtBuildInformation.cmake)
cmake_policy(SET CMP0007 NEW)
cmake_policy(SET CMP0057 NEW)
set(cmake_args "")
macro(push)
list(APPEND cmake_args ${ARGN})
endmacro()
macro(pop_path_argument)
list(POP_FRONT configure_args path)
string(REGEX REPLACE "^\"(.*)\"$" "\\1" path "${path}")
file(TO_CMAKE_PATH "${path}" path)
endmacro()
function(is_non_empty_valid_arg arg value)
if(value STREQUAL "")
message(FATAL_ERROR "Value supplied to command line option '${arg}' is empty.")
elseif(value MATCHES "^-.*")
message(FATAL_ERROR
"Value supplied to command line option '${arg}' is invalid: ${value}")
endif()
endfunction()
function(warn_in_per_repo_build arg)
if(NOT TOP_LEVEL)
message(WARNING "Command line option ${arg} is only effective in top-level builds")
endif()
endfunction()
function(is_valid_qt_hex_version arg version)
if(NOT version MATCHES "^0x[0-9a-fA-F][0-9a-fA-F][0-9a-fA-F][0-9a-fA-F][0-9a-fA-F][0-9a-fA-F]$")
message(FATAL_ERROR "Incorrect version ${version} specified for ${arg}")
endif()
endfunction()
if("${MODULE_ROOT}" STREQUAL "")
# If MODULE_ROOT is not set, assume that we want to build qtbase or top-level.
get_filename_component(MODULE_ROOT ".." ABSOLUTE BASE_DIR "${CMAKE_CURRENT_LIST_DIR}")
set(qtbase_or_top_level_build TRUE)
else()
# If MODULE_ROOT is passed without drive letter, we try to add it to the path.
# The check is necessary; otherwise, `get_filename_component` returns an empty string.
if(NOT MODULE_ROOT STREQUAL ".")
get_filename_component(MODULE_ROOT "." REALPATH BASE_DIR "${MODULE_ROOT}")
endif()
set(qtbase_or_top_level_build FALSE)
endif()
set(configure_filename "configure.cmake")
set(commandline_filename "qt_cmdline.cmake")
if(TOP_LEVEL)
get_filename_component(MODULE_ROOT "../.." ABSOLUTE BASE_DIR "${CMAKE_CURRENT_LIST_DIR}")
file(GLOB commandline_files "${MODULE_ROOT}/*/${commandline_filename}")
if(EXISTS "${MODULE_ROOT}/${commandline_filename}")
list(PREPEND commandline_files "${MODULE_ROOT}/${commandline_filename}")
endif()
else()
set(commandline_files "${MODULE_ROOT}/${commandline_filename}")
endif()
file(STRINGS "${OPTFILE}" configure_args)
# list(TRANSFORM ...) unexpectedly removes semicolon escaping in list items. So the list arguments
# seem to be broken. The 'bracket argument' suppresses this behavior. Right before forwarding
# command line arguments to the cmake call, 'bracket arguments' are replaced by escaped semicolons
# back.
list(TRANSFORM configure_args REPLACE ";" "[[;]]")
list(FILTER configure_args EXCLUDE REGEX "^[ \t]*$")
list(TRANSFORM configure_args STRIP)
unset(generator)
set(auto_detect_compiler TRUE)
set(auto_detect_generator ${qtbase_or_top_level_build})
unset(device_options)
unset(options_json_file)
set_property(GLOBAL PROPERTY UNHANDLED_ARGS "")
while(NOT "${configure_args}" STREQUAL "")
list(POP_FRONT configure_args arg)
if(arg STREQUAL "-cmake-generator")
list(POP_FRONT configure_args generator)
elseif(arg STREQUAL "-cmake-use-default-generator")
set(auto_detect_generator FALSE)
elseif(arg STREQUAL "-no-guess-compiler")
set(auto_detect_compiler FALSE)
elseif(arg STREQUAL "-list-features")
set(list_features TRUE)
elseif(arg MATCHES "^-h(elp)?$")
set(display_module_help TRUE)
elseif(arg STREQUAL "-write-options-for-conan")
list(POP_FRONT configure_args options_json_file)
elseif(arg STREQUAL "-skip")
warn_in_per_repo_build("${arg}")
list(POP_FRONT configure_args qtrepos)
is_non_empty_valid_arg("${arg}" "${qtrepos}")
list(TRANSFORM qtrepos REPLACE "," ";")
foreach(qtrepo IN LISTS qtrepos)
push("-DBUILD_${qtrepo}=OFF")
endforeach()
elseif(arg STREQUAL "-submodules")
warn_in_per_repo_build("${arg}")
list(POP_FRONT configure_args submodules)
is_non_empty_valid_arg("${arg}" "${submodules}")
list(TRANSFORM submodules REPLACE "," "[[;]]")
push("-DQT_BUILD_SUBMODULES=${submodules}")
elseif(arg STREQUAL "-qt-host-path")
pop_path_argument()
push("-DQT_HOST_PATH=${path}")
elseif(arg STREQUAL "-hostdatadir")
pop_path_argument()
if(NOT path MATCHES "(^|/)mkspecs$")
string(APPEND path "/mkspecs")
endif()
push("-DINSTALL_MKSPECSDIR=${path}")
elseif(arg STREQUAL "-developer-build")
set(developer_build TRUE)
# Treat this argument as "unhandled" to process it further.
set_property(GLOBAL APPEND PROPERTY UNHANDLED_ARGS "${arg}")
elseif(arg STREQUAL "-cmake-file-api")
set(cmake_file_api TRUE)
elseif(arg STREQUAL "-no-cmake-file-api")
set(cmake_file_api FALSE)
elseif(arg STREQUAL "-verbose")
list(APPEND cmake_args "--log-level=STATUS")
elseif(arg STREQUAL "-disable-deprecated-up-to")
list(POP_FRONT configure_args version)
is_valid_qt_hex_version("${arg}" "${version}")
push("-DQT_DISABLE_DEPRECATED_UP_TO=${version}")
elseif(arg STREQUAL "--")
# Everything after this argument will be passed to CMake verbatim.
list(APPEND cmake_args "${configure_args}")
break()
else()
set_property(GLOBAL APPEND PROPERTY UNHANDLED_ARGS "${arg}")
endif()
endwhile()
# Read the specified manually generator value from CMake command line.
# The '-cmake-generator' argument has higher priority than CMake command line.
if(NOT generator)
set(is_next_arg_generator_name FALSE)
foreach(arg IN LISTS cmake_args)
if(is_next_arg_generator_name)
set(is_next_arg_generator_name FALSE)
if(NOT arg MATCHES "^-.*")
set(generator "${arg}")
set(auto_detect_generator FALSE)
endif()
elseif(arg MATCHES "^-G(.*)")
set(generator "${CMAKE_MATCH_1}")
if(generator)
set(auto_detect_generator FALSE)
else()
set(is_next_arg_generator_name TRUE)
endif()
endif()
endforeach()
endif()
# Attempt to detect the generator type, either single or multi-config
if("${generator}" STREQUAL "Xcode"
OR "${generator}" STREQUAL "Ninja Multi-Config"
OR "${generator}" MATCHES "^Visual Studio")
set(multi_config ON)
else()
set(multi_config OFF)
endif()
# Tell the build system we are configuring via the configure script so we can act on that.
# The cache variable is unset at the end of configuration.
push("-DQT_INTERNAL_CALLED_FROM_CONFIGURE:BOOL=TRUE")
if(FRESH_REQUESTED)
push("-DQT_INTERNAL_FRESH_REQUESTED:BOOL=TRUE")
if(CMAKE_VERSION VERSION_GREATER_EQUAL "3.24")
push("--fresh")
else()
file(REMOVE_RECURSE "${CMAKE_BINARY_DIR}/CMakeCache.txt"
"${CMAKE_BINARY_DIR}/CMakeFiles")
endif()
endif()
####################################################################################################
# Define functions/macros that are called in configure.cmake files
#
# Every function that's called in a configure.cmake file must be defined here.
# Most are empty stubs.
####################################################################################################
set_property(GLOBAL PROPERTY COMMANDLINE_KNOWN_FEATURES "")
function(qt_feature feature)
cmake_parse_arguments(arg "" "PURPOSE;SECTION;" "" ${ARGN})
set_property(GLOBAL APPEND PROPERTY COMMANDLINE_KNOWN_FEATURES "${feature}")
set_property(GLOBAL PROPERTY COMMANDLINE_FEATURE_PURPOSE_${feature} "${arg_PURPOSE}")
set_property(GLOBAL PROPERTY COMMANDLINE_FEATURE_SECTION_${feature} "${arg_SECTION}")
endfunction()
function(find_package)
message(FATAL_ERROR "find_package must not be used directly in configure.cmake. "
"Use qt_find_package or guard the call with an if(NOT QT_CONFIGURE_RUNNING) block.")
endfunction()
macro(defstub name)
function(${name})
endfunction()
endmacro()
defstub(qt_add_qmake_lib_dependency)
defstub(qt_config_compile_test)
defstub(qt_config_compile_test_machine_tuple)
defstub(qt_config_compile_test_x86simd)
defstub(qt_config_compiler_supports_flag_test)
defstub(qt_config_linker_supports_flag_test)
defstub(qt_configure_add_report_entry)
defstub(qt_configure_add_summary_build_mode)
defstub(qt_configure_add_summary_build_parts)
defstub(qt_configure_add_summary_build_type_and_config)
defstub(qt_configure_add_summary_entry)
defstub(qt_configure_add_summary_section)
defstub(qt_configure_end_summary_section)
defstub(qt_extra_definition)
defstub(qt_feature_config)
defstub(qt_feature_definition)
defstub(qt_find_package)
defstub(set_package_properties)
defstub(qt_qml_find_python)
defstub(qt_set01)
defstub(qt_internal_check_if_linker_is_available)
####################################################################################################
# Define functions/macros that are called in qt_cmdline.cmake files
####################################################################################################
unset(commandline_known_options)
unset(commandline_custom_handlers)
set(commandline_nr_of_prefixes 0)
macro(qt_commandline_subconfig subconfig)
list(APPEND commandline_subconfigs "${subconfig}")
endmacro()
macro(qt_commandline_custom handler)
list(APPEND commandline_custom_handlers ${handler})
endmacro()
function(qt_commandline_option name)
set(options)
set(oneValueArgs TYPE NAME VALUE)
set(multiValueArgs VALUES MAPPING)
cmake_parse_arguments(arg "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN})
set(commandline_known_options "${commandline_known_options};${name}" PARENT_SCOPE)
set(commandline_option_${name} "${arg_TYPE}" PARENT_SCOPE)
if(NOT "${arg_NAME}" STREQUAL "")
set(commandline_option_${name}_variable "${arg_NAME}" PARENT_SCOPE)
endif()
if(NOT "${arg_VALUE}" STREQUAL "")
set(commandline_option_${name}_value "${arg_VALUE}" PARENT_SCOPE)
endif()
if(arg_VALUES)
set(commandline_option_${name}_values ${arg_VALUES} PARENT_SCOPE)
elseif(arg_MAPPING)
set(commandline_option_${name}_mapping ${arg_MAPPING} PARENT_SCOPE)
endif()
endfunction()
function(qt_commandline_prefix arg var)
set(idx ${commandline_nr_of_prefixes})
set(commandline_prefix_${idx} "${arg}" "${var}" PARENT_SCOPE)
math(EXPR n "${commandline_nr_of_prefixes} + 1")
set(commandline_nr_of_prefixes ${n} PARENT_SCOPE)
endfunction()
# Check the following variable in configure.cmake files to guard code that is not covered by the
# stub functions above.
set(QT_CONFIGURE_RUNNING ON)
####################################################################################################
# Load qt_cmdline.cmake files
####################################################################################################
while(commandline_files)
list(POP_FRONT commandline_files commandline_file)
get_filename_component(commandline_file_directory "${commandline_file}" DIRECTORY)
set(configure_file "${commandline_file_directory}/${configure_filename}")
unset(commandline_subconfigs)
if(EXISTS "${configure_file}")
include("${configure_file}")
endif()
if(EXISTS "${commandline_file}")
include("${commandline_file}")
endif()
if(commandline_subconfigs)
list(TRANSFORM commandline_subconfigs PREPEND "${commandline_file_directory}/")
list(TRANSFORM commandline_subconfigs APPEND "/${commandline_filename}")
list(PREPEND commandline_files "${commandline_subconfigs}")
endif()
endwhile()
get_property(commandline_known_features GLOBAL PROPERTY COMMANDLINE_KNOWN_FEATURES)
####################################################################################################
# Process the data from the qt_cmdline.cmake files
####################################################################################################
function(qtConfAddNote)
message(${ARGV})
endfunction()
function(qtConfAddWarning)
message(WARNING ${ARGV})
endfunction()
function(qtConfAddError)
message(FATAL_ERROR ${ARGV})
endfunction()
set_property(GLOBAL PROPERTY CONFIG_INPUTS "")
function(qtConfCommandlineSetInput name val)
if(NOT "${commandline_option_${name}_variable}" STREQUAL "")
set(name "${commandline_option_${name}_variable}")
endif()
if(NOT "${INPUT_${name}}" STREQUAL "")
set(oldval "${INPUT_${name}}")
if("${oldval}" STREQUAL "${val}")
qtConfAddNote("Option '${name}' with value '${val}' was specified twice")
else()
qtConfAddNote("Overriding option '${name}' with '${val}' (was: '${oldval}')")
endif()
endif()
set_property(GLOBAL PROPERTY INPUT_${name} "${val}")
set_property(GLOBAL APPEND PROPERTY CONFIG_INPUTS ${name})
endfunction()
function(qtConfCommandlineAppendInput name val)
get_property(oldval GLOBAL PROPERTY INPUT_${name})
if(NOT "${oldval}" STREQUAL "")
string(PREPEND val "${oldval};")
endif()
qtConfCommandlineSetInput(${name} "${val}")
endfunction()
function(qtConfValidateValue opt val out_var)
set(${out_var} TRUE PARENT_SCOPE)
set(valid_values ${commandline_option_${arg}_values})
list(LENGTH valid_values n)
if(n EQUAL 0)
return()
endif()
foreach(v ${valid_values})
if(val STREQUAL v)
return()
endif()
endforeach()
set(${out_var} FALSE PARENT_SCOPE)
list(JOIN valid_values " " valid_values_str)
qtConfAddError("Invalid value '${val}' supplied to command line option '${opt}'."
"\nAllowed values: ${valid_values_str}\n")
endfunction()
function(qt_commandline_mapped_enum_value opt key out_var)
unset(result)
set(mapping ${commandline_option_${opt}_mapping})
while(mapping)
list(POP_FRONT mapping mapping_key)
list(POP_FRONT mapping mapping_value)
if(mapping_key STREQUAL key)
set(result "${mapping_value}")
break()
endif()
endwhile()
set(${out_var} "${result}" PARENT_SCOPE)
endfunction()
function(qtConfHasNextCommandlineArg out_var)
get_property(args GLOBAL PROPERTY UNHANDLED_ARGS)
list(LENGTH args n)
if(n GREATER 0)
set(result TRUE)
else()
set(result FALSE)
endif()
set(${out_var} ${result} PARENT_SCOPE)
endfunction()
function(qtConfPeekNextCommandlineArg out_var)
get_property(args GLOBAL PROPERTY UNHANDLED_ARGS)
list(GET args 0 result)
set(${out_var} ${result} PARENT_SCOPE)
endfunction()
function(qtConfGetNextCommandlineArg out_var)
get_property(args GLOBAL PROPERTY UNHANDLED_ARGS)
list(POP_FRONT args result)
set_property(GLOBAL PROPERTY UNHANDLED_ARGS ${args})
set(${out_var} ${result} PARENT_SCOPE)
endfunction()
function(qt_commandline_boolean arg val nextok)
if("${val}" STREQUAL "")
set(val "yes")
endif()
if(NOT val STREQUAL "yes" AND NOT val STREQUAL "no")
message(FATAL_ERROR "Invalid value '${val}' given for boolean command line option '${arg}'.")
endif()
qtConfCommandlineSetInput("${arg}" "${val}")
endfunction()
function(qt_commandline_string arg val nextok)
if(nextok)
qtConfGetNextCommandlineArg(val)
if("${val}" MATCHES "^-")
qtConfAddError("No value supplied to command line options '${opt}'.")
endif()
endif()
qtConfValidateValue("${opt}" "${val}" success)
if(success)
qtConfCommandlineSetInput("${opt}" "${val}")
endif()
endfunction()
function(qt_commandline_optionalString arg val nextok)
if("${val}" STREQUAL "")
if(nextok)
qtConfPeekNextCommandlineArg(val)
endif()
if(val MATCHES "^-.*|[A-Z0-9_+]=.*" OR val STREQUAL "")
set(val "yes")
else()
qtConfGetNextCommandlineArg(val)
endif()
endif()
qtConfValidateValue("${arg}" "${val}" success)
if(success)
qtConfCommandlineSetInput("${arg}" "${val}")
endif()
endfunction()
function(qt_commandline_addString arg val nextok)
if("${val}" STREQUAL "" AND nextok)
qtConfGetNextCommandlineArg(val)
endif()
if(val MATCHES "^-.*" OR val STREQUAL "")
qtConfAddError("No value supplied to command line option '${arg}'.")
endif()
qtConfValidateValue("${arg}" "${val}" success)
if(success)
if(DEFINED command_line_option_${arg}_variable)
set(arg ${command_line_option_${arg}_variable})
endif()
set_property(GLOBAL APPEND PROPERTY "INPUT_${arg}" "${val}")
set_property(GLOBAL APPEND PROPERTY CONFIG_INPUTS ${arg})
endif()
endfunction()
function(qt_commandline_enum arg val nextok)
if("${val}" STREQUAL "")
set(val "yes")
endif()
unset(mapped)
if(DEFINED "commandline_option_${arg}_mapping")
qt_commandline_mapped_enum_value("${arg}" "${val}" mapped)
elseif(DEFINED "commandline_option_${arg}_values")
if(val IN_LIST commandline_option_${arg}_values)
set(mapped ${val})
endif()
endif()
if("${mapped}" STREQUAL "")
qtConfAddError("Invalid value '${val}' supplied to command line option '${arg}'.")
endif()
qtConfCommandlineSetInput("${arg}" "${mapped}")
endfunction()
function(qt_commandline_void arg val nextok)
if(NOT "${val}" STREQUAL "")
qtConfAddError("Command line option '${arg}' expects no argument ('${val}' given).")
endif()
if(DEFINED commandline_option_${arg}_value)
set(val ${commandline_option_${arg}_value})
endif()
if("${val}" STREQUAL "")
set(val yes)
endif()
qtConfCommandlineSetInput("${arg}" "${val}")
endfunction()
function(qt_call_function func)
set(call_code "${func}(")
math(EXPR n "${ARGC} - 1")
foreach(i RANGE 1 ${n})
string(APPEND call_code "\"${ARGV${i}}\" ")
endforeach()
string(APPEND call_code ")")
string(REPLACE "\\" "\\\\" call_code "${call_code}")
if(${CMAKE_VERSION} VERSION_LESS "3.18.0")
set(incfile qt_tmp_func_call.cmake)
file(WRITE "${incfile}" "${call_code}")
include(${incfile})
file(REMOVE "${incfile}")
else()
cmake_language(EVAL CODE "${call_code}")
endif()
endfunction()
if(display_module_help)
message([[
Options:
-help, -h ............ Display this help screen
-feature-<feature> ... Enable <feature>
-no-feature-<feature> Disable <feature> [none]
-list-features ....... List available features. Note that some features
have dedicated command line options as well.
]])
set(help_file "${MODULE_ROOT}/config_help.txt")
if(EXISTS "${help_file}")
file(READ "${help_file}" content)
message("${content}")
endif()
return()
endif()
if(list_features)
unset(lines)
foreach(feature ${commandline_known_features})
get_property(section GLOBAL PROPERTY COMMANDLINE_FEATURE_SECTION_${feature})
get_property(purpose GLOBAL PROPERTY COMMANDLINE_FEATURE_PURPOSE_${feature})
if(purpose)
if(NOT "${section}" STREQUAL "")
string(APPEND section ": ")
endif()
qt_configure_get_padded_string("${feature}" "${section}${purpose}" line
PADDING_LENGTH 25 MIN_PADDING 1)
list(APPEND lines "${line}")
endif()
endforeach()
list(SORT lines)
list(JOIN lines "\n" lines)
message("${lines}")
return()
endif()
function(write_options_json_file)
if(qtbase_or_top_level_build)
# Add options that are handled directly by this script.
qt_commandline_option(qt-host-path TYPE string)
qt_commandline_option(no-guess-compiler TYPE void)
endif()
set(indent " ")
set(content
"{"
"${indent}\"options\": {")
string(APPEND indent " ")
list(LENGTH commandline_known_options commandline_known_options_length)
set(i 1)
foreach(opt ${commandline_known_options})
list(APPEND content "${indent}\"${opt}\": {")
string(APPEND indent " ")
list(APPEND content "${indent}\"type\": \"${commandline_option_${opt}}\",")
if(NOT "${commandline_option_${opt}_values}" STREQUAL "")
set(values "${commandline_option_${opt}_values}")
list(TRANSFORM values PREPEND "\"")
list(TRANSFORM values APPEND "\"")
list(JOIN values ", " values)
list(APPEND content "${indent}\"values\": [${values}]")
elseif(NOT "${commandline_option_${opt}_mapping}" STREQUAL "")
list(LENGTH commandline_option_${opt}_mapping last)
math(EXPR last "${last} - 1")
set(values "")
list(APPEND content "${indent}\"values\": [")
foreach(k RANGE 0 "${last}" 2)
list(GET commandline_option_${opt}_mapping ${k} value)
list(APPEND values ${value})
endforeach()
list(TRANSFORM values PREPEND "\"")
list(TRANSFORM values APPEND "\"")
list(JOIN values ", " values)
list(APPEND content
"${indent} ${values}"
"${indent}]")
else()
list(APPEND content "${indent}\"values\": []")
endif()
string(SUBSTRING "${indent}" 4 -1 indent)
math(EXPR i "${i} + 1")
if(i LESS commandline_known_options_length)
list(APPEND content "${indent}},")
else()
list(APPEND content "${indent}}")
endif()
endforeach()
string(SUBSTRING "${indent}" 4 -1 indent)
set(features ${commandline_known_features})
list(TRANSFORM features PREPEND "\"")
list(TRANSFORM features APPEND "\"")
list(JOIN features ", " features)
list(APPEND content
"${indent}},"
"${indent}\"features\": [${features}]"
"}")
string(REPLACE ";" "\n" content "${content}")
file(WRITE "${options_json_file}" "${content}")
endfunction()
if(options_json_file)
write_options_json_file()
return()
endif()
set(cmake_var_assignments)
while(1)
qtConfHasNextCommandlineArg(has_next)
if(NOT has_next)
break()
endif()
qtConfGetNextCommandlineArg(arg)
set(handled FALSE)
foreach(func ${commandline_custom_handlers})
qt_call_function("qt_commandline_${func}" handled "${arg}")
if(handled)
break()
endif()
endforeach()
if(handled)
continue()
endif()
# Handle variable assignments
if(arg MATCHES "^([a-zA-Z0-9_][a-zA-Z0-9_-]*)=(.*)")
list(APPEND cmake_var_assignments "${arg}")
continue()
endif()
# parse out opt and val
set(nextok FALSE)
if(arg MATCHES "^--?enable-(.*)")
set(opt "${CMAKE_MATCH_1}")
set(val "yes")
# Handle -no-prefix so it's not interpreted as the negation of -prefix
elseif(arg MATCHES "-(no-prefix)")
set(opt "${CMAKE_MATCH_1}")
set(val "")
elseif(arg MATCHES "^--?(disable|no)-(.*)")
set(opt "${CMAKE_MATCH_2}")
set(val "no")
elseif(arg MATCHES "^--([^=]+)=(.*)")
set(opt "${CMAKE_MATCH_1}")
set(val "${CMAKE_MATCH_2}")
elseif(arg MATCHES "^--(.*)")
set(opt "${CMAKE_MATCH_1}")
unset(val)
elseif(arg MATCHES "^-(.*)")
set(nextok TRUE)
set(opt "${CMAKE_MATCH_1}")
unset(val)
if(NOT DEFINED commandline_option_${opt} AND opt MATCHES "(qt|system)-(.*)")
set(opt "${CMAKE_MATCH_2}")
set(val "${CMAKE_MATCH_1}")
message("opt: ${opt} val: ${val}")
endif()
else()
qtConfAddError("Invalid command line parameter '${arg}'.")
endif()
set(type ${commandline_option_${opt}})
if("${type}" STREQUAL "")
# No match in the regular options, try matching the prefixes
math(EXPR n "${commandline_nr_of_prefixes} - 1")
foreach(i RANGE ${n})
list(GET commandline_prefix_${i} 0 pfx)
if(arg MATCHES "^-${pfx}(.*)")
list(GET commandline_prefix_${i} 1 opt)
set(val "${CMAKE_MATCH_1}")
set(type addString)
break()
endif()
endforeach()
endif()
# Handle builtin [-no]-feature-xxx
if("${type}" STREQUAL "" AND opt MATCHES "^feature-(.*)")
set(opt "${CMAKE_MATCH_1}")
if(NOT opt IN_LIST commandline_known_features)
qtConfAddError("Enabling/Disabling unknown feature '${opt}'.")
endif()
set(type boolean)
endif()
if("${type}" STREQUAL "")
qtConfAddError("Unknown command line option '${arg}'.")
endif()
if(NOT COMMAND "qt_commandline_${type}")
qtConfAddError("Unknown type '${type}' for command line option '${opt}'.")
endif()
qt_call_function("qt_commandline_${type}" "${opt}" "${val}" "${nextok}")
endwhile()
####################################################################################################
# Translate some of the INPUT_xxx values to CMake arguments
####################################################################################################
# Turn the global properties into proper variables
get_property(config_inputs GLOBAL PROPERTY CONFIG_INPUTS)
list(REMOVE_DUPLICATES config_inputs)
foreach(var ${config_inputs})
get_property(INPUT_${var} GLOBAL PROPERTY INPUT_${var})
endforeach()
macro(drop_input name)
list(REMOVE_ITEM config_inputs ${name})
endmacro()
macro(translate_boolean_input name cmake_var)
if("${INPUT_${name}}" STREQUAL "yes")
push("-D${cmake_var}=ON")
drop_input(${name})
elseif("${INPUT_${name}}" STREQUAL "no")
push("-D${cmake_var}=OFF")
drop_input(${name})
endif()
endmacro()
macro(translate_string_input name cmake_var)
if(DEFINED INPUT_${name})
push("-D${cmake_var}=${INPUT_${name}}")
drop_input(${name})
endif()
endmacro()
macro(translate_path_input name cmake_var)
if(DEFINED INPUT_${name})
set(path "${INPUT_${name}}")
string(REGEX REPLACE "^\"(.*)\"$" "\\1" path "${path}")
file(TO_CMAKE_PATH "${path}" path)
push("-D${cmake_var}=${path}")
drop_input(${name})
endif()
endmacro()
macro(translate_list_input name cmake_var)
if(DEFINED INPUT_${name})
list(JOIN INPUT_${name} "[[;]]" value)
list(APPEND cmake_args "-D${cmake_var}=${value}")
drop_input(${name})
endif()
endmacro()
# Check whether to guess the compiler for the given language.
#
# Sets ${out_var} to FALSE if one of the following holds:
# - the environment variable ${env_var} is non-empty
# - the CMake variable ${cmake_var} is set on the command line
#
# Otherwise, ${out_var} is set to TRUE.
function(check_whether_to_guess_compiler out_var env_var cmake_var)
set(result TRUE)
if(NOT "$ENV{${env_var}}" STREQUAL "")
set(result FALSE)
else()
set(filtered_args ${cmake_args})
list(FILTER filtered_args INCLUDE REGEX "^(-D)?${cmake_var}=")
if(NOT "${filtered_args}" STREQUAL "")
set(result FALSE)
endif()
endif()
set(${out_var} ${result} PARENT_SCOPE)
endfunction()
# Try to guess the mkspec from the -platform configure argument.
function(guess_compiler_from_mkspec)
if(NOT auto_detect_compiler)
return()
endif()
check_whether_to_guess_compiler(guess_c_compiler CC CMAKE_C_COMPILER)
check_whether_to_guess_compiler(guess_cxx_compiler CXX CMAKE_CXX_COMPILER)
if(NOT guess_c_compiler AND NOT guess_cxx_compiler)
return()
endif()
string(REGEX MATCH "(^|;)-DQT_QMAKE_TARGET_MKSPEC=\([^;]+\)" m "${cmake_args}")
set(mkspec ${CMAKE_MATCH_2})
set(c_compiler "")
set(cxx_compiler "")
if(mkspec MATCHES "-clang-msvc$")
set(c_compiler "clang-cl")
set(cxx_compiler "clang-cl")
elseif(mkspec MATCHES "-clang(-|$)" AND NOT mkspec MATCHES "android")
set(c_compiler "clang")
set(cxx_compiler "clang++")
elseif(mkspec MATCHES "-msvc(-|$)")
set(c_compiler "cl")
set(cxx_compiler "cl")
endif()
if(guess_c_compiler AND NOT c_compiler STREQUAL "")
push("-DCMAKE_C_COMPILER=${c_compiler}")
endif()
if(guess_cxx_compiler AND NOT cxx_compiler STREQUAL "")
push("-DCMAKE_CXX_COMPILER=${cxx_compiler}")
endif()
if(mkspec MATCHES "-libc\\+\\+$")
push("-DINPUT_stdlib_libcpp=ON")
endif()
set(cmake_args "${cmake_args}" PARENT_SCOPE)
endfunction()
function(check_qt_build_parts type)
set(input "INPUT_${type}")
set(buildFlag "TRUE")
if("${type}" STREQUAL "nomake")
set(buildFlag "FALSE")
endif()
list(APPEND knownParts "tests" "examples" "benchmarks" "manual-tests" "minimal-static-tests")
foreach(part ${${input}})
if(part IN_LIST knownParts)
qt_feature_normalize_name("${part}" partUpperCase)
string(TOUPPER "${partUpperCase}" partUpperCase)
push("-DQT_BUILD_${partUpperCase}=${buildFlag}")
continue()
elseif("${part}" STREQUAL "tools" AND "${type}" STREQUAL "make")
# default true ignored
continue()
endif()
qtConfAddWarning("'-${type} ${part}' is not implemented yet.")
endforeach()
set(cmake_args "${cmake_args}" PARENT_SCOPE)
endfunction()
drop_input(commercial)
drop_input(confirm-license)
translate_boolean_input(precompile_header BUILD_WITH_PCH)
translate_boolean_input(unity_build QT_UNITY_BUILD)
translate_string_input(unity_build_batch_size QT_UNITY_BUILD_BATCH_SIZE)
translate_boolean_input(ccache QT_USE_CCACHE)
translate_boolean_input(vcpkg QT_USE_VCPKG)
translate_boolean_input(shared BUILD_SHARED_LIBS)
translate_boolean_input(warnings_are_errors WARNINGS_ARE_ERRORS)
translate_string_input(qt_namespace QT_NAMESPACE)
translate_string_input(qt_libinfix QT_LIBINFIX)
translate_string_input(qreal QT_COORD_TYPE)
translate_path_input(prefix CMAKE_INSTALL_PREFIX)
translate_path_input(extprefix CMAKE_STAGING_PREFIX)
foreach(kind bin lib archdata libexec qml data doc sysconf examples tests)
string(TOUPPER ${kind} uc_kind)
translate_path_input(${kind}dir INSTALL_${uc_kind}DIR)
endforeach()
translate_path_input(headerdir INSTALL_INCLUDEDIR)
translate_path_input(plugindir INSTALL_PLUGINSDIR)
translate_path_input(translationdir INSTALL_TRANSLATIONSDIR)
if(NOT "${INPUT_device}" STREQUAL "")
push("-DQT_QMAKE_TARGET_MKSPEC=devices/${INPUT_device}")
drop_input(device)
endif()
translate_string_input(platform QT_QMAKE_TARGET_MKSPEC)
translate_string_input(xplatform QT_QMAKE_TARGET_MKSPEC)
guess_compiler_from_mkspec()
translate_string_input(qpa_default_platform QT_QPA_DEFAULT_PLATFORM)
translate_path_input(android-sdk ANDROID_SDK_ROOT)
translate_path_input(android-ndk ANDROID_NDK_ROOT)
if(DEFINED INPUT_android-ndk-platform)
drop_input(android-ndk-platform)
push("-DANDROID_PLATFORM=${INPUT_android-ndk-platform}")
endif()
if(DEFINED INPUT_android-abis)
if(INPUT_android-abis MATCHES ",")
qtConfAddError("The -android-abis option cannot handle more than one ABI "
"when building with CMake.")
endif()
translate_string_input(android-abis ANDROID_ABI)
endif()
translate_string_input(android-javac-source QT_ANDROID_JAVAC_SOURCE)
translate_string_input(android-javac-target QT_ANDROID_JAVAC_TARGET)
# FIXME: config_help.txt says -sdk should apply to macOS as well.
translate_string_input(sdk QT_UIKIT_SDK)
if(DEFINED INPUT_sdk OR (DEFINED INPUT_xplatform AND INPUT_xplatform STREQUAL "macx-ios-clang")
OR (DEFINED INPUT_platform AND INPUT_platform STREQUAL "macx-ios-clang"))
push("-DCMAKE_SYSTEM_NAME=iOS")
endif()
drop_input(make)
drop_input(nomake)
translate_boolean_input(install-examples-sources QT_INSTALL_EXAMPLES_SOURCES)
check_qt_build_parts(nomake)
check_qt_build_parts(make)
drop_input(debug)
drop_input(release)
drop_input(debug_and_release)
drop_input(force_debug_info)
unset(build_configs)
if(INPUT_debug)
set(build_configs Debug)
elseif("${INPUT_debug}" STREQUAL "no")
set(build_configs Release)
elseif(INPUT_debug_and_release)
set(build_configs Release Debug)
endif()
if(INPUT_force_debug_info)
list(TRANSFORM build_configs REPLACE "^Release$" "RelWithDebInfo")
endif()
list(LENGTH build_configs nr_of_build_configs)
if(nr_of_build_configs EQUAL 1 AND NOT multi_config)
push("-DCMAKE_BUILD_TYPE=${build_configs}")
elseif(nr_of_build_configs GREATER 1 OR multi_config)
set(multi_config ON)
string(REPLACE ";" "[[;]]" escaped_build_configs "${build_configs}")
# We must not use the push macro here to avoid variable expansion.
# That would destroy our escaping.
list(APPEND cmake_args "-DCMAKE_CONFIGURATION_TYPES=${escaped_build_configs}")
endif()
drop_input(ltcg)
if("${INPUT_ltcg}" STREQUAL "yes")
foreach(config ${build_configs})
string(TOUPPER "${config}" ucconfig)
if(NOT ucconfig STREQUAL "DEBUG")
push("-DCMAKE_INTERPROCEDURAL_OPTIMIZATION_${ucconfig}=ON")
endif()
endforeach()
endif()
translate_list_input(device-option QT_QMAKE_DEVICE_OPTIONS)
translate_list_input(defines QT_EXTRA_DEFINES)
translate_list_input(fpaths QT_EXTRA_FRAMEWORKPATHS)
translate_list_input(includes QT_EXTRA_INCLUDEPATHS)
translate_list_input(lpaths QT_EXTRA_LIBDIRS)
translate_list_input(rpaths QT_EXTRA_RPATHS)
if(cmake_file_api OR (developer_build AND NOT DEFINED cmake_file_api))
foreach(file cache-v2 cmakeFiles-v1 codemodel-v2 toolchains-v1)
file(WRITE "${CMAKE_BINARY_DIR}/.cmake/api/v1/query/${file}" "")
endforeach()
endif()
foreach(input ${config_inputs})
qt_feature_normalize_name("${input}" cmake_input)
push("-DINPUT_${cmake_input}=${INPUT_${input}}")
endforeach()
if(DEFINED INPUT_no-prefix AND DEFINED INPUT_prefix)
qtConfAddError("Can't specify both -prefix and -no-prefix options at the same time.")
endif()
if(NOT generator AND auto_detect_generator)
find_program(ninja ninja)
if(ninja)
set(generator Ninja)
if(multi_config)
string(APPEND generator " Multi-Config")
endif()
else()
if(CMAKE_HOST_UNIX)
set(generator "Unix Makefiles")
elseif(CMAKE_HOST_WIN32)
find_program(msvc_compiler cl.exe)
if(msvc_compiler)
set(generator "NMake Makefiles")
find_program(jom jom)
if(jom)
string(APPEND generator " JOM")
endif()
else()
set(generator "MinGW Makefiles")
endif()
endif()
endif()
endif()
if(multi_config
AND NOT "${generator}" STREQUAL "Xcode"
AND NOT "${generator}" STREQUAL "Ninja Multi-Config"
AND NOT "${generator}" MATCHES "^Visual Studio")
message(FATAL_ERROR "Multi-config build is only supported by Xcode, Ninja Multi-Config and \
Visual Studio generators. Current generator is \"${generator}\".
Note: Use '-cmake-generator <generator name>' option to specify the generator manually.")
endif()
if(generator)
push(-G "${generator}")
endif()
# Add CMake variable assignments near the end to allow users to overwrite what configure sets.
foreach(arg IN LISTS cmake_var_assignments)
push("-D${arg}")
endforeach()
push("${MODULE_ROOT}")
if(INPUT_sysroot)
qtConfAddWarning("The -sysroot option is deprecated and no longer has any effect. "
"It is recommended to use a toolchain file instead, i.e., "
"-DCMAKE_TOOLCHAIN_FILE=<filename>. "
"Alternatively, you may use -DCMAKE_SYSROOT option "
"to pass the sysroot to CMake.\n")
endif()
# Restore the escaped semicolons in arguments that are lists
list(TRANSFORM cmake_args REPLACE "\\[\\[;\\]\\]" "\\\\;")
execute_process(COMMAND "${CMAKE_COMMAND}" ${cmake_args}
COMMAND_ECHO STDOUT
RESULT_VARIABLE exit_code)
if(NOT exit_code EQUAL 0)
message(FATAL_ERROR "CMake exited with code ${exit_code}.")
endif()
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