ClickHouse/cmake/find_zlib.cmake
2018-08-28 20:53:12 +03:00

29 lines
1.1 KiB
CMake

option (USE_INTERNAL_ZLIB_LIBRARY "Set to FALSE to use system zlib library instead of bundled" ${NOT_UNBUNDLED})
if (NOT USE_INTERNAL_ZLIB_LIBRARY)
find_package (ZLIB)
endif ()
if (NOT ZLIB_FOUND)
if (NOT MSVC)
set (INTERNAL_ZLIB_NAME "zlib-ng")
else ()
set (INTERNAL_ZLIB_NAME "zlib")
if (NOT EXISTS "${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}")
endif ()
endif ()
set (USE_INTERNAL_ZLIB_LIBRARY 1)
set (ZLIB_INCLUDE_DIR "${ClickHouse_SOURCE_DIR}/contrib/${INTERNAL_ZLIB_NAME}" "${ClickHouse_BINARY_DIR}/contrib/${INTERNAL_ZLIB_NAME}") # generated zconf.h
set (ZLIB_INCLUDE_DIRS ${ZLIB_INCLUDE_DIR}) # for poco
set (ZLIB_FOUND 1) # for poco
if (USE_STATIC_LIBRARIES)
set (ZLIB_LIBRARIES zlibstatic)
else ()
set (ZLIB_LIBRARIES zlib)
endif ()
endif ()
message (STATUS "Using zlib: ${ZLIB_INCLUDE_DIR} : ${ZLIB_LIBRARIES}")