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73 lines
3.0 KiB
CMake
73 lines
3.0 KiB
CMake
# Broken in macos. TODO: update clang, re-test, enable
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if (NOT APPLE)
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option (ENABLE_EMBEDDED_COMPILER "Set to TRUE to enable support for 'compile_expressions' option for query execution" ${ENABLE_LIBRARIES})
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option (USE_INTERNAL_LLVM_LIBRARY "Use bundled or system LLVM library." 1)
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endif ()
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if (ENABLE_EMBEDDED_COMPILER)
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if (USE_INTERNAL_LLVM_LIBRARY AND NOT EXISTS "${ClickHouse_SOURCE_DIR}/contrib/llvm/llvm/CMakeLists.txt")
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message (WARNING "submodule contrib/llvm is missing. to fix try run: \n git submodule update --init --recursive")
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set (USE_INTERNAL_LLVM_LIBRARY 0)
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endif ()
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if (NOT USE_INTERNAL_LLVM_LIBRARY)
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set (LLVM_PATHS "/usr/local/lib/llvm")
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foreach(llvm_v 9 8)
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if (NOT LLVM_FOUND)
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find_package (LLVM ${llvm_v} CONFIG PATHS ${LLVM_PATHS})
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endif ()
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endforeach ()
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if (LLVM_FOUND)
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# Remove dynamically-linked zlib and libedit from LLVM's dependencies:
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set_target_properties(LLVMSupport PROPERTIES INTERFACE_LINK_LIBRARIES "-lpthread;LLVMDemangle;${ZLIB_LIBRARIES}")
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set_target_properties(LLVMLineEditor PROPERTIES INTERFACE_LINK_LIBRARIES "LLVMSupport")
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option(LLVM_HAS_RTTI "Enable if LLVM was build with RTTI enabled" ON)
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set (USE_EMBEDDED_COMPILER 1)
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else()
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set (USE_EMBEDDED_COMPILER 0)
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endif()
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if (LLVM_FOUND AND OS_LINUX AND USE_LIBCXX)
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message(WARNING "Option USE_INTERNAL_LLVM_LIBRARY is not set but the LLVM library from OS packages in Linux is incompatible with libc++ ABI. LLVM Will be disabled.")
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set (LLVM_FOUND 0)
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set (USE_EMBEDDED_COMPILER 0)
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endif ()
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else()
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if (CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_CURRENT_BINARY_DIR)
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message(WARNING "Option ENABLE_EMBEDDED_COMPILER is set but LLVM library cannot build if build directory is the same as source directory.")
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set (LLVM_FOUND 0)
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set (USE_EMBEDDED_COMPILER 0)
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else()
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set (LLVM_FOUND 1)
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set (USE_EMBEDDED_COMPILER 1)
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set (LLVM_VERSION "9.0.0bundled")
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set (LLVM_INCLUDE_DIRS
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${ClickHouse_SOURCE_DIR}/contrib/llvm/llvm/include
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${ClickHouse_BINARY_DIR}/contrib/llvm/llvm/include
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)
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set (LLVM_LIBRARY_DIRS ${ClickHouse_BINARY_DIR}/contrib/llvm/llvm)
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endif()
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endif()
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if (LLVM_FOUND)
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message(STATUS "LLVM include Directory: ${LLVM_INCLUDE_DIRS}")
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message(STATUS "LLVM library Directory: ${LLVM_LIBRARY_DIRS}")
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message(STATUS "LLVM C++ compiler flags: ${LLVM_CXXFLAGS}")
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endif()
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endif()
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function(llvm_libs_all REQUIRED_LLVM_LIBRARIES)
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llvm_map_components_to_libnames (result all)
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if (USE_STATIC_LIBRARIES OR NOT "LLVM" IN_LIST result)
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list (REMOVE_ITEM result "LTO" "LLVM")
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else()
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set (result "LLVM")
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endif ()
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list (APPEND result ${CMAKE_DL_LIBS} ${ZLIB_LIBRARIES})
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set (${REQUIRED_LLVM_LIBRARIES} ${result} PARENT_SCOPE)
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endfunction()
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