diff options
Diffstat (limited to 'cmake/QtPlatformTargetHelpers.cmake')
| -rw-r--r-- | cmake/QtPlatformTargetHelpers.cmake | 67 |
1 files changed, 65 insertions, 2 deletions
diff --git a/cmake/QtPlatformTargetHelpers.cmake b/cmake/QtPlatformTargetHelpers.cmake index 0ff8761f33..f1976b9975 100644 --- a/cmake/QtPlatformTargetHelpers.cmake +++ b/cmake/QtPlatformTargetHelpers.cmake @@ -1,19 +1,34 @@ +# Copyright (C) 2022 The Qt Company Ltd. +# SPDX-License-Identifier: BSD-3-Clause + # Defines the public Qt::Platform target, which serves as a dependency for all internal Qt target # as well as user projects consuming Qt. function(qt_internal_setup_public_platform_target) + qt_internal_get_platform_definition_include_dir( + install_interface_definition_dir + build_interface_definition_dir + ) + ## QtPlatform Target: add_library(Platform INTERFACE) add_library(Qt::Platform ALIAS Platform) add_library(${INSTALL_CMAKE_NAMESPACE}::Platform ALIAS Platform) target_include_directories(Platform INTERFACE - $<BUILD_INTERFACE:${QT_PLATFORM_DEFINITION_DIR_ABSOLUTE}> + $<BUILD_INTERFACE:${build_interface_definition_dir}> $<BUILD_INTERFACE:${PROJECT_BINARY_DIR}/include> - $<INSTALL_INTERFACE:${QT_PLATFORM_DEFINITION_DIR}> + $<INSTALL_INTERFACE:${install_interface_definition_dir}> $<INSTALL_INTERFACE:${INSTALL_INCLUDEDIR}> ) target_compile_definitions(Platform INTERFACE ${QT_PLATFORM_DEFINITIONS}) + set_target_properties(Platform PROPERTIES + _qt_package_version "${PROJECT_VERSION}" + ) + set_property(TARGET Platform + APPEND PROPERTY + EXPORT_PROPERTIES "_qt_package_version") + # When building on android we need to link against the logging library # in order to satisfy linker dependencies. Both of these libraries are part of # the NDK. @@ -21,6 +36,28 @@ function(qt_internal_setup_public_platform_target) target_link_libraries(Platform INTERFACE log) endif() + if (QT_FEATURE_stdlib_libcpp) + target_compile_options(Platform INTERFACE "$<$<COMPILE_LANGUAGE:CXX>:-stdlib=libc++>") + set(libc_link_option "-stdlib=libc++") + if(CMAKE_VERSION VERSION_GREATER_EQUAL "3.18") + set(libc_link_option "$<$<LINK_LANGUAGE:CXX>:-stdlib=libc++>") + endif() + target_link_options(Platform INTERFACE "${libc_link_option}") + endif() + if (QT_FEATURE_no_direct_extern_access) + target_compile_options(Platform INTERFACE "$<$<CXX_COMPILER_ID:GNU>:-mno-direct-extern-access>") + target_compile_options(Platform INTERFACE "$<$<CXX_COMPILER_ID:Clang>:-fno-direct-access-external-data>") + endif() + + # Qt checks if a given platform supports 128 bit integers + # by checking if __SIZEOF_128__ is defined + # VXWORKS doesn't support 128 bit integers + # but it uses clang which defines __SIZEOF_128__ + # which breaks the detection mechanism + if(VXWORKS) + target_compile_definitions(Platform INTERFACE "-DQT_NO_INT128") + endif() + qt_set_msvc_cplusplus_options(Platform INTERFACE) # Propagate minimum C++ 17 via Platform to Qt consumers (apps), after the global features @@ -32,4 +69,30 @@ function(qt_internal_setup_public_platform_target) # By default enable unicode on WIN32 platforms for both Qt and Qt consumers. Can be opted out. qt_internal_enable_unicode_defines(Platform) + + # Generate a pkgconfig for Qt::Platform. + qt_internal_generate_pkg_config_file(Platform) +endfunction() + +function(qt_internal_get_platform_definition_include_dir install_interface build_interface) + # Used by consumers of prefix builds via INSTALL_INTERFACE (relative path). + set(${install_interface} "${INSTALL_MKSPECSDIR}/${QT_QMAKE_TARGET_MKSPEC}" PARENT_SCOPE) + + # Used by qtbase in prefix builds via BUILD_INTERFACE + set(build_interface_base_dir + "${CMAKE_CURRENT_LIST_DIR}/../mkspecs" + ) + + # Used by qtbase and consumers in non-prefix builds via BUILD_INTERFACE + if(NOT QT_WILL_INSTALL) + set(build_interface_base_dir + "${QT_BUILD_DIR}/${INSTALL_MKSPECSDIR}" + ) + endif() + + get_filename_component(build_interface_dir + "${build_interface_base_dir}/${QT_QMAKE_TARGET_MKSPEC}" + ABSOLUTE + ) + set(${build_interface} "${build_interface_dir}" PARENT_SCOPE) endfunction() |