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https://github.com/ClickHouse/ClickHouse.git
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72 lines
2.7 KiB
CMake
72 lines
2.7 KiB
CMake
option (USE_LIBCXX "Use libc++ and libc++abi instead of libstdc++" ${NOT_UNBUNDLED})
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if (NOT USE_LIBCXX)
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if (USE_INTERNAL_LIBCXX_LIBRARY)
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message (${RECONFIGURE_MESSAGE_LEVEL} "Cannot use internal libcxx with USE_LIBCXX=OFF")
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endif()
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target_link_libraries(global-libs INTERFACE -l:libstdc++.a -l:libstdc++fs.a) # Always link these libraries as static
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target_link_libraries(global-libs INTERFACE ${EXCEPTION_HANDLING_LIBRARY})
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return()
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endif()
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set(USE_INTERNAL_LIBCXX_LIBRARY_DEFAULT ${NOT_UNBUNDLED})
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option (USE_INTERNAL_LIBCXX_LIBRARY "Disable to use system libcxx and libcxxabi libraries instead of bundled"
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${USE_INTERNAL_LIBCXX_LIBRARY_DEFAULT})
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if(NOT EXISTS "${ClickHouse_SOURCE_DIR}/contrib/libcxx/CMakeLists.txt")
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if (USE_INTERNAL_LIBCXX_LIBRARY)
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message(WARNING "submodule contrib/libcxx is missing. to fix try run: \n git submodule update --init --recursive")
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message (${RECONFIGURE_MESSAGE_LEVEL} "Can't find internal libcxx")
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set(USE_INTERNAL_LIBCXX_LIBRARY 0)
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endif()
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set(USE_INTERNAL_LIBCXX_LIBRARY_DEFAULT 0)
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set(MISSING_INTERNAL_LIBCXX_LIBRARY 1)
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endif()
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set (CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -D_LIBCPP_DEBUG=0") # More checks in debug build.
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if (NOT USE_INTERNAL_LIBCXX_LIBRARY)
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find_library (LIBCXX_LIBRARY c++)
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find_library (LIBCXXFS_LIBRARY c++fs)
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find_library (LIBCXXABI_LIBRARY c++abi)
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if(LIBCXX_LIBRARY AND LIBCXXABI_LIBRARY) # c++fs is now a part of the libc++
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set (HAVE_LIBCXX 1)
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else ()
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message (${RECONFIGURE_MESSAGE_LEVEL} "Can't find system libcxx")
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endif()
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if(NOT LIBCXXFS_LIBRARY)
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set(LIBCXXFS_LIBRARY ${LIBCXX_LIBRARY})
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endif()
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set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libc++")
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target_link_libraries(global-libs INTERFACE ${EXCEPTION_HANDLING_LIBRARY})
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endif ()
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if (NOT HAVE_LIBCXX AND NOT MISSING_INTERNAL_LIBCXX_LIBRARY)
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set (LIBCXX_LIBRARY cxx)
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set (LIBCXXABI_LIBRARY cxxabi)
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add_subdirectory(contrib/libcxxabi-cmake)
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add_subdirectory(contrib/libcxx-cmake)
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# Exception handling library is embedded into libcxxabi.
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set (HAVE_LIBCXX 1)
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set(USE_INTERNAL_LIBCXX_LIBRARY 1)
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endif ()
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if (HAVE_LIBCXX)
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target_link_libraries(global-libs INTERFACE ${LIBCXX_LIBRARY} ${LIBCXXABI_LIBRARY} ${LIBCXXFS_LIBRARY})
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message (STATUS "Using libcxx: ${LIBCXX_LIBRARY}")
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message (STATUS "Using libcxxfs: ${LIBCXXFS_LIBRARY}")
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message (STATUS "Using libcxxabi: ${LIBCXXABI_LIBRARY}")
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else()
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target_link_libraries(global-libs INTERFACE -l:libstdc++.a -l:libstdc++fs.a) # Always link these libraries as static
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target_link_libraries(global-libs INTERFACE ${EXCEPTION_HANDLING_LIBRARY})
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endif()
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