diff options
Diffstat (limited to 'cmake/modules/PrecompiledHeader.cmake')
| -rw-r--r-- | cmake/modules/PrecompiledHeader.cmake | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/cmake/modules/PrecompiledHeader.cmake b/cmake/modules/PrecompiledHeader.cmake index 2f62a7dbe..7ef80aacf 100644 --- a/cmake/modules/PrecompiledHeader.cmake +++ b/cmake/modules/PrecompiledHeader.cmake @@ -52,6 +52,10 @@ # CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE # SOFTWARE. + +# Use the new builtin CMake function if possible or fall back to the old one. +if (CMAKE_VERSION VERSION_LESS 3.16) + include(CMakeParseArguments) macro(combine_arguments _variable) @@ -102,6 +106,10 @@ function(export_all_flags _filename) endfunction() function(add_precompiled_header _target _input) + + message(STATUS "Adding precompiled header ${_input} to target ${_target} with legacy method. " + "Update your cmake instance to use the native PCH functions.") + cmake_parse_arguments(_PCH "FORCEINCLUDE" "SOURCE_CXX;SOURCE_C" "" ${ARGN}) get_filename_component(_input_we ${_input} NAME_WE) @@ -241,3 +249,21 @@ function(add_precompiled_header _target _input) endforeach() endif(CMAKE_COMPILER_IS_GNUCXX) endfunction() + +else () + +function(add_precompiled_header _target _input) + message(STATUS "Adding precompiled header ${_input} to target ${_target}.") + target_precompile_headers(${_target} PRIVATE ${_input}) + + get_target_property(_sources ${_target} SOURCES) + list(FILTER _sources INCLUDE REGEX ".*\\.mm?") + + if (_sources) + message(STATUS "PCH skipping sources: ${_sources}") + endif () + + set_source_files_properties(${_sources} PROPERTIES SKIP_PRECOMPILE_HEADERS ON) +endfunction() + +endif (CMAKE_VERSION VERSION_LESS 3.16) |