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function(core_link_library lib wraplib)
message(AUTHOR_WARNING "core_link_library is not compatible with windows.")
endfunction()
function(find_soname lib)
# Windows uses hardcoded dlls in xbmc/DllPaths_win32.h.
# Therefore the output of this function is unused.
endfunction()
# Add precompiled header to target
# Arguments:
# target existing target that will be set up to compile with a precompiled header
# pch_header the precompiled header file
# pch_source the precompiled header source file
# Optional Arguments:
# PCH_TARGET build precompiled header as separate target with the given name
# so that the same precompiled header can be used for multiple libraries
# EXCLUDE_SOURCES if not all target sources shall use the precompiled header,
# the relevant files can be listed here
# On return:
# Compiles the pch_source into a precompiled header and adds the header to
# the given target
function(add_precompiled_header target pch_header pch_source)
cmake_parse_arguments(PCH "" "PCH_TARGET" "EXCLUDE_SOURCES" ${ARGN})
if(PCH_PCH_TARGET)
set(pch_binary ${PRECOMPILEDHEADER_DIR}/${PCH_PCH_TARGET}.pch)
else()
set(pch_binary ${PRECOMPILEDHEADER_DIR}/${target}.pch)
endif()
# Set compile options and dependency for sources
get_target_property(sources ${target} SOURCES)
list(REMOVE_ITEM sources ${pch_source})
foreach(exclude_source IN LISTS PCH_EXCLUDE_SOURCES)
list(REMOVE_ITEM sources ${exclude_source})
endforeach()
set_source_files_properties(${sources}
PROPERTIES COMPILE_FLAGS "/Yu\"${pch_header}\" /Fp\"${pch_binary}\" /FI\"${pch_header}\""
OBJECT_DEPENDS "${pch_binary}")
# Set compile options for precompiled header
if(NOT PCH_PCH_TARGET OR NOT TARGET ${PCH_PCH_TARGET}_pch)
set_source_files_properties(${pch_source}
PROPERTIES COMPILE_FLAGS "/Yc\"${pch_header}\" /Fp\"${pch_binary}\""
OBJECT_OUTPUTS "${pch_binary}")
endif()
# Compile precompiled header
if(PCH_PCH_TARGET)
# As own target for usage in multiple libraries
if(NOT TARGET ${PCH_PCH_TARGET}_pch)
add_library(${PCH_PCH_TARGET}_pch STATIC ${pch_source})
set_target_properties(${PCH_PCH_TARGET}_pch PROPERTIES COMPILE_PDB_NAME vc140
COMPILE_PDB_OUTPUT_DIRECTORY ${PRECOMPILEDHEADER_DIR}
FOLDER "Build Utilities")
endif()
# From VS2012 onwards, precompiled headers have to be linked against (LNK2011).
target_link_libraries(${target} PUBLIC ${PCH_PCH_TARGET}_pch)
set_target_properties(${target} PROPERTIES COMPILE_PDB_NAME vc140
COMPILE_PDB_OUTPUT_DIRECTORY ${PRECOMPILEDHEADER_DIR})
else()
# As part of the target
target_sources(${target} PRIVATE ${pch_source})
endif()
endfunction()
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