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Merge branch 'tm_cmake_pch'

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tamasmeszaros 2020-05-14 14:27:42 +02:00
commit ad1c6c29f4
1 changed files with 26 additions and 0 deletions
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26
cmake/modules/PrecompiledHeader.cmake
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@ -52,6 +52,10 @@
# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE # CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE. # 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) include(CMakeParseArguments)
macro(combine_arguments _variable) macro(combine_arguments _variable)
@ -102,6 +106,10 @@ function(export_all_flags _filename)
endfunction() endfunction()
function(add_precompiled_header _target _input) 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}) cmake_parse_arguments(_PCH "FORCEINCLUDE" "SOURCE_CXX;SOURCE_C" "" ${ARGN})
get_filename_component(_input_we ${_input} NAME_WE) get_filename_component(_input_we ${_input} NAME_WE)
@ -241,3 +249,21 @@ function(add_precompiled_header _target _input)
endforeach() endforeach()
endif(CMAKE_COMPILER_IS_GNUCXX) endif(CMAKE_COMPILER_IS_GNUCXX)
endfunction() 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)