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28 lines
1.1 KiB
CMake
28 lines
1.1 KiB
CMake
option (USE_INTERNAL_XZ_LIBRARY "Set to OFF to use system xz (lzma) library instead of bundled" ON)
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if(NOT EXISTS "${ClickHouse_SOURCE_DIR}/contrib/xz/src/liblzma/api/lzma.h")
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if(USE_INTERNAL_XZ_LIBRARY)
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message(WARNING "submodule contrib/xz is missing. to fix try run: \n git submodule update --init")
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message (${RECONFIGURE_MESSAGE_LEVEL} "Can't find internal xz (lzma) library")
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set(USE_INTERNAL_XZ_LIBRARY 0)
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endif()
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set(MISSING_INTERNAL_XZ_LIBRARY 1)
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endif()
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if (NOT USE_INTERNAL_XZ_LIBRARY)
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find_library (XZ_LIBRARY lzma)
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find_path (XZ_INCLUDE_DIR NAMES lzma.h PATHS ${XZ_INCLUDE_PATHS})
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if (NOT XZ_LIBRARY OR NOT XZ_INCLUDE_DIR)
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message (${RECONFIGURE_MESSAGE_LEVEL} "Can't find system xz (lzma) library")
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endif ()
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endif ()
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if (XZ_LIBRARY AND XZ_INCLUDE_DIR)
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elseif (NOT MISSING_INTERNAL_XZ_LIBRARY)
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set (USE_INTERNAL_XZ_LIBRARY 1)
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set (XZ_LIBRARY liblzma)
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set (XZ_INCLUDE_DIR ${ClickHouse_SOURCE_DIR}/contrib/xz/src/liblzma/api)
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endif ()
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message (STATUS "Using xz (lzma): ${XZ_INCLUDE_DIR} : ${XZ_LIBRARY}")
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