lokinet/cmake/static_link_runtime.cmake

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CMake
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2019-09-18 20:19:13 +00:00
if(NOT STATIC_LINK_RUNTIME)
return()
endif()
# not supported on Solaris - system libraries are not available as archives
# LTO is supported only for native builds
if(SOLARIS)
link_libraries( -static-libstdc++ -static-libgcc )
return()
endif()
if(NOT CMAKE_CROSSCOMPILING)
add_compile_options(-static -flto)
else()
add_compile_options(-static)
endif()
if (CMAKE_CXX_COMPILER_ID MATCHES "Clang")
if(APPLE)
link_libraries( -flto)
else()
link_libraries( -static -static-libstdc++ -pthread -flto )
endif()
return()
endif()
if(NOT CMAKE_CROSSCOMPILING)
# this is messing with release builds
add_compile_options(-U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=0)
set(CMAKE_AR "gcc-ar")
set(CMAKE_C_ARCHIVE_CREATE "<CMAKE_AR> qcs <TARGET> <LINK_FLAGS> <OBJECTS>")
set(CMAKE_C_ARCHIVE_FINISH "true")
set(CMAKE_CXX_ARCHIVE_CREATE "<CMAKE_AR> qcs <TARGET> <LINK_FLAGS> <OBJECTS>")
set(CMAKE_CXX_ARCHIVE_FINISH "true")
link_libraries( -flto -static-libstdc++ -static-libgcc -static -Wl,--whole-archive -lpthread -Wl,--no-whole-archive )
else()
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -static-libstdc++ -static-libgcc -static -Wl,--whole-archive -lpthread -Wl,--no-whole-archive" )
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS}")
endif()