qt5base-lts/cmake/QtPrecompiledHeadersHelpers.cmake

35 lines
1.3 KiB
CMake
Raw Normal View History

# Copyright (C) 2022 The Qt Company Ltd.
# SPDX-License-Identifier: BSD-3-Clause
function(qt_update_precompiled_header target precompiled_header)
if (precompiled_header AND BUILD_WITH_PCH)
set_property(TARGET "${target}" APPEND PROPERTY "PRECOMPILE_HEADERS" "$<$<OR:$<COMPILE_LANGUAGE:CXX>,$<COMPILE_LANGUAGE:OBJCXX>>:${precompiled_header}>")
endif()
endfunction()
function(qt_update_precompiled_header_with_library target library)
if (TARGET "${library}")
get_target_property(TARGET_TYPE "${library}" TYPE)
if (NOT TARGET_TYPE STREQUAL "INTERFACE_LIBRARY")
get_target_property(HEADER "${library}" MODULE_HEADER)
qt_update_precompiled_header("${target}" "${HEADER}")
endif()
endif()
endfunction()
function(qt_update_ignore_pch_source target sources)
if (sources)
set_source_files_properties(${sources} PROPERTIES
SKIP_PRECOMPILE_HEADERS ON
SKIP_UNITY_BUILD_INCLUSION ON)
endif()
endfunction()
function(qt_ignore_pch_obj_c_sources target sources)
# No obj-cxx PCH support for versions lower than 3.16.
if(CMAKE_VERSION VERSION_LESS 3.16.0)
list(FILTER sources INCLUDE REGEX "\\.mm$")
qt_update_ignore_pch_source("${target}" "${sources}")
endif()
endfunction()