ClickHouse/cmake/find/zlib.cmake
Alexander Tokmakov 588d9f0a56 fix
2021-01-15 01:51:55 +03:00

43 lines
1.9 KiB
CMake

option (USE_INTERNAL_ZLIB_LIBRARY "Set to FALSE to use system zlib library instead of bundled" ${NOT_UNBUNDLED})
if (NOT MSVC)
set (INTERNAL_ZLIB_NAME "zlib-ng" CACHE INTERNAL "")
else ()
set (INTERNAL_ZLIB_NAME "zlib" CACHE INTERNAL "")
if (NOT EXISTS "${ClickHouse_SOURCE_DIR}/contrib/${INTERNAL_ZLIB_NAME}")
message (WARNING "Will use standard zlib, please clone manually:\n git clone https://github.com/madler/zlib.git ${ClickHouse_SOURCE_DIR}/contrib/${INTERNAL_ZLIB_NAME}")
message (${RECONFIGURE_MESSAGE_LEVEL} "Can't use internal zlib library")
endif ()
endif ()
if(NOT EXISTS "${ClickHouse_SOURCE_DIR}/contrib/${INTERNAL_ZLIB_NAME}/zlib.h")
if(USE_INTERNAL_ZLIB_LIBRARY)
message(WARNING "submodule contrib/${INTERNAL_ZLIB_NAME} is missing. to fix try run: \n git submodule update --init --recursive")
message (${RECONFIGURE_MESSAGE_LEVEL} "Can't find internal zlib library")
endif()
set(USE_INTERNAL_ZLIB_LIBRARY 0)
set(MISSING_INTERNAL_ZLIB_LIBRARY 1)
endif()
if (NOT USE_INTERNAL_ZLIB_LIBRARY)
find_package (ZLIB)
if (NOT ZLIB_FOUND)
message (${RECONFIGURE_MESSAGE_LEVEL} "Can't find system zlib library")
else()
set (ZLIB_NAME "libz")
endif()
endif ()
if (NOT ZLIB_FOUND AND NOT MISSING_INTERNAL_ZLIB_LIBRARY)
set (USE_INTERNAL_ZLIB_LIBRARY 1)
set (ZLIB_INCLUDE_DIR "${ClickHouse_SOURCE_DIR}/contrib/${INTERNAL_ZLIB_NAME}" "${ClickHouse_BINARY_DIR}/contrib/${INTERNAL_ZLIB_NAME}" CACHE INTERNAL "") # generated zconf.h
set (ZLIB_INCLUDE_DIRS ${ZLIB_INCLUDE_DIR}) # for poco
set (ZLIB_INCLUDE_DIRECTORIES ${ZLIB_INCLUDE_DIR}) # for protobuf
set (ZLIB_FOUND 1) # for poco
set (ZLIB_LIBRARIES zlib CACHE INTERNAL "")
set (ZLIB_LIBRARY_NAME ${ZLIB_LIBRARIES}) # for cassandra
set (ZLIB_NAME "${INTERNAL_ZLIB_NAME}")
endif ()
message (STATUS "Using ${ZLIB_NAME}: ${ZLIB_INCLUDE_DIR} : ${ZLIB_LIBRARIES}")