Fixed pre-compiled header command line options, especially on Linux

This commit is contained in:
hexane360 2019-01-06 16:29:21 -07:00
parent b406eeb240
commit b96190dc24

View File

@ -68,11 +68,37 @@ function(export_all_flags _filename)
set(_compile_definitions "$<TARGET_PROPERTY:${_target},COMPILE_DEFINITIONS>")
set(_compile_flags "$<TARGET_PROPERTY:${_target},COMPILE_FLAGS>")
set(_compile_options "$<TARGET_PROPERTY:${_target},COMPILE_OPTIONS>")
#handle config-specific cxx flags
string(TOUPPER ${CMAKE_BUILD_TYPE} _config)
set(_build_cxx_flags ${CMAKE_CXX_FLAGS_${_config}})
#handle fpie option
get_target_property(_fpie ${_target} POSITION_INDEPENDENT_CODE)
if (_fpie AND CMAKE_POSITION_INDEPENDENT_CODE)
list(APPEND _compile_options ${CMAKE_CXX_COMPILE_OPTIONS_PIC})
endif()
#handle compiler standard (GCC only)
if(CMAKE_COMPILER_IS_GNUCXX)
get_target_property(_cxx_standard ${_target} CXX_STANDARD)
if ((NOT "${_cxx_standard}" STREQUAL NOTFOUND) AND (NOT "${_cxx_standard}" STREQUAL ""))
get_target_property(_cxx_extensions ${_target} CXX_EXTENSIONS)
get_property(_exists TARGET ${_target} PROPERTY CXX_EXTENSIONS SET)
if (NOT _exists OR ${_cxx_extensions})
list(APPEND _compile_options "-std=gnu++${_cxx_standard}")
else()
list(APPEND _compile_options "-std=c++${_cxx_standard}")
endif()
endif()
endif()
set(_include_directories "$<$<BOOL:${_include_directories}>:-I$<JOIN:${_include_directories},\n-I>\n>")
set(_compile_definitions "$<$<BOOL:${_compile_definitions}>:-D$<JOIN:${_compile_definitions},\n-D>\n>")
set(_compile_flags "$<$<BOOL:${_compile_flags}>:$<JOIN:${_compile_flags},\n>\n>")
set(_compile_options "$<$<BOOL:${_compile_options}>:$<JOIN:${_compile_options},\n>\n>")
file(GENERATE OUTPUT "${_filename}" CONTENT "${_compile_definitions}${_include_directories}${_compile_flags}${_compile_options}\n")
set(_cxx_flags "$<$<BOOL:${CMAKE_CXX_FLAGS}>:${CMAKE_CXX_FLAGS}\n>$<$<BOOL:${_build_cxx_flags}>:${_build_cxx_flags}\n>")
file(GENERATE OUTPUT "${_filename}" CONTENT "${_compile_definitions}${_include_directories}${_compile_flags}${_compile_options}${_cxx_flags}\n")
endfunction()
function(add_precompiled_header _target _input)