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# 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.
cmake_policy(SET CMP0007 NEW)
set(cmake_args "")
macro(push)
list(APPEND cmake_args ${ARGN})
endmacro()
macro(calculate_state)
set(state ON)
if(CMAKE_MATCH_1 MATCHES "no-?")
set(state OFF)
endif()
endmacro()
macro(pop_path_argument)
list(POP_FRONT configure_args path)
string(REGEX REPLACE "^\"(.*)\"$" "\\1" path "${path}")
file(TO_CMAKE_PATH "${path}" path)
endmacro()
get_filename_component(source_dir ".." ABSOLUTE BASE_DIR "${CMAKE_CURRENT_LIST_DIR}")
file(STRINGS "${OPTFILE}" configure_args)
list(FILTER configure_args EXCLUDE REGEX "^[ \t]*$")
list(TRANSFORM configure_args STRIP)
unset(generator)
set(auto_detect_generator TRUE)
unset(build_configs)
unset(device_options)
unset(extra_rpaths)
while(configure_args)
list(POP_FRONT configure_args arg)
if(arg STREQUAL "-cmake")
# ignore
elseif(arg STREQUAL "-cmake-generator")
list(POP_FRONT configure_args generator)
elseif(arg STREQUAL "-cmake-use-default-generator")
set(auto_detect_generator FALSE)
elseif(arg STREQUAL "-top-level")
get_filename_component(source_dir "../.." ABSOLUTE BASE_DIR "${CMAKE_CURRENT_LIST_DIR}")
elseif(arg STREQUAL "-skip")
list(POP_FRONT configure_args qtrepo)
push("-DBUILD_${qtrepo}=OFF")
elseif(arg STREQUAL "-opensource")
# to be done
elseif(arg STREQUAL "-commercial")
# to be done
elseif(arg STREQUAL "-confirm-license")
# to be done
elseif(arg MATCHES "^-(no)?make")
calculate_state()
list(POP_FRONT configure_args component)
if(component STREQUAL "tests")
push(-DBUILD_TESTING=${state})
elseif(component STREQUAL "examples")
push(-DBUILD_EXAMPLES=${state})
else()
string(TOUPPER "${component}" uc_component)
push(-DQT_NO_MAKE_${uc_component}=${state})
endif()
elseif(arg MATCHES "^-(no-)?feature")
calculate_state()
list(POP_FRONT configure_args feature)
push("-DFEATURE_${feature}=${state}")
elseif(arg MATCHES "^-(no-)?pch")
calculate_state()
push("-DBUILD_WITH_PCH=${state}")
elseif(arg MATCHES "^-system-(.*)")
list(POP_FRONT configure_args lib)
push("-DFEATURE_system_${lib}=ON")
elseif(arg MATCHES "^-qt-(.*)")
list(POP_FRONT configure_args lib)
push("-DFEATURE_system_${lib}=OFF")
elseif(arg MATCHES "^-sanitize=(.*)")
push("-DECM_ENABLE_SANITIZERS=${CMAKE_MATCH_1}")
elseif(arg STREQUAL "-ccache")
push(-DQT_USE_CCACHE=ON)
elseif(arg STREQUAL "-developer-build")
push(-DFEATURE_developer_build=ON)
elseif(arg STREQUAL "-prefix")
pop_path_argument()
push("-DCMAKE_INSTALL_PREFIX=${path}")
elseif(arg STREQUAL "-extprefix")
pop_path_argument()
push("-DCMAKE_STAGING_PREFIX=${path}")
elseif(arg STREQUAL "-hostprefix")
message(FATAL_ERROR "${arg} is not supported in the CMake build.")
elseif(arg STREQUAL "-external-hostbindir")
# This points to the bin directory of the Qt installation.
# This can be multiple levels deep and we cannot deduce the QT_HOST_PATH safely.
message(FATAL_ERROR "${arg} is not supported anymore. Use -qt-host-path <dir> instead.")
elseif(arg STREQUAL "-qt-host-path")
pop_path_argument()
push("-DQT_HOST_PATH=${path}")
elseif(arg MATCHES "^-host.*dir")
message(FATAL_ERROR "${arg} is not supported anymore.")
elseif(arg MATCHES
"^-(bin|lib|archdata|libexec|qml|data|doc|translation|sysconf|examples|tests)dir$")
string(TOUPPER "${CMAKE_MATCH_1}" type)
list(POP_FRONT configure_args dir)
push("-DINSTALL_${type}DIR=${dir}")
elseif(arg STREQUAL "-plugindir")
list(POP_FRONT configure_args dir)
push("-DINSTALL_PLUGINSDIR=${dir}")
elseif(arg STREQUAL "-release")
set(build_configs "Release")
elseif(arg STREQUAL "-debug")
set(build_configs "Debug")
elseif(arg STREQUAL "-debug-and-release")
set(build_configs Debug Release)
elseif(arg STREQUAL "-force-debug-info")
set(force_debug_info ON)
elseif(arg STREQUAL "-shared")
push("-DBUILD_SHARED_LIBS=ON")
elseif(arg STREQUAL "-static")
push("-DBUILD_SHARED_LIBS=OFF")
elseif(arg MATCHES "^-(no-)?framework")
calculate_state()
push("-DFEATURE_framework=${state}")
elseif(arg MATCHES "^-x?platform$")
list(POP_FRONT configure_args mkspec)
push("-DQT_QMAKE_TARGET_MKSPEC=${mkspec}")
elseif(arg STREQUAL "-device")
list(POP_FRONT configure_args mkspec)
push("-DQT_QMAKE_TARGET_MKSPEC=devices/${mkspec}")
elseif(arg STREQUAL "-device-option")
list(POP_FRONT configure_args opt)
list(APPEND device_options "${opt}")
elseif(arg STREQUAL "-qtnamespace")
list(POP_FRONT configure_args namespace)
push("-DQT_NAMESPACE=${namespace}")
elseif(arg STREQUAL "-c++std")
list(POP_FRONT configure_args edition)
string(REGEX REPLACE "^c\\+\\+" "" edition "${edition}")
push("-DCMAKE_CXX_STANDARD=${edition}")
elseif(arg STREQUAL "-rpath")
pop_path_argument()
list(APPEND extra_rpaths "${path}")
elseif(arg STREQUAL "--")
# Everything after this argument will be passed to CMake verbatim.
push(${configure_args})
break()
else()
message(FATAL_ERROR "Unknown configure argument: ${arg}")
endif()
endwhile()
if(force_debug_info)
list(TRANSFORM build_configs REPLACE "^Release$" "RelWithDebInfo")
endif()
list(LENGTH build_configs nr_of_build_configs)
if(nr_of_build_configs EQUAL 1)
push("-DCMAKE_BUILD_TYPE=${build_configs}")
elseif(nr_of_build_configs GREATER 1)
set(multi_config ON)
string(REPLACE ";" "\\;" escaped_build_configs "${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=${escaped_build_configs}")
endif()
if(device_options)
unset(escaped_device_options)
list(JOIN device_options "\\;" escaped_device_options)
list(APPEND cmake_args "-DQT_QMAKE_DEVICE_OPTIONS=${escaped_device_options}")
endif()
if(extra_rpaths)
unset(escaped_paths)
list(JOIN extra_rpaths "\\;" escaped_paths)
list(APPEND cmake_args "-DQT_EXTRA_RPATHS=${escaped_paths}")
endif()
if(NOT generator AND auto_detect_generator)
find_program(ninja ninja)
if(ninja)
set(generator Ninja)
if(multi_config)
string(APPEND generator " Multi-Config")
endif()
else()
if(CMAKE_HOST_UNIX)
set(generator "Unix Makefiles")
elseif(CMAKE_HOST_WINDOWS)
find_program(msvc_compiler cl.exe)
if(msvc_compiler)
set(generator "NMake Makefiles")
find_program(jom jom)
if(jom)
string(APPEND generator " JOM")
endif()
else()
set(generator "MinGW Makefiles")
endif()
endif()
endif()
endif()
if(generator)
push(-G "${generator}")
endif()
push("${source_dir}")
execute_process(COMMAND "${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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