ClickHouse/cmake/find/libxml2.cmake
Konstantin Podshumok fe56697893 cmake: Add option to fail configuration instead of auto-reconfiguration
squashed:
find/msgpack.cmake - merge collision fix, trivial

Signed-off-by: Konstantin Podshumok <kpp.live+signed@gmail.com>
2020-08-09 21:37:26 +03:00

30 lines
1.3 KiB
CMake

option (USE_INTERNAL_LIBXML2_LIBRARY "Set to FALSE to use system libxml2 library instead of bundled" ${NOT_UNBUNDLED})
if (NOT EXISTS "${ClickHouse_SOURCE_DIR}/contrib/libxml2/libxml.h")
if (USE_INTERNAL_LIBXML2_LIBRARY)
message (WARNING "submodule contrib/libxml2 is missing. to fix try run: \n git submodule update --init --recursive")
message (${RECONFIGURE_MESSAGE_LEVEL} "Can't find internal libxml")
set (USE_INTERNAL_LIBXML2_LIBRARY 0)
endif ()
set (MISSING_INTERNAL_LIBXML2_LIBRARY 1)
endif ()
if (NOT USE_INTERNAL_LIBXML2_LIBRARY)
find_package (LibXml2)
#find_library (LIBXML2_LIBRARY libxml2)
#find_path (LIBXML2_INCLUDE_DIR NAMES libxml.h PATHS ${LIBXML2_INCLUDE_PATHS})
if (NOT LIBXML2_LIBRARY OR NOT LIBXML2_INCLUDE_DIR)
message (${RECONFIGURE_MESSAGE_LEVEL} "Can't find system libxml2")
endif ()
endif ()
if (LIBXML2_LIBRARY AND LIBXML2_INCLUDE_DIR)
elseif (NOT MISSING_INTERNAL_LIBXML2_LIBRARY)
set (LIBXML2_INCLUDE_DIR ${ClickHouse_SOURCE_DIR}/contrib/libxml2/include ${ClickHouse_SOURCE_DIR}/contrib/libxml2-cmake/linux_x86_64/include)
set (USE_INTERNAL_LIBXML2_LIBRARY 1)
set (LIBXML2_LIBRARY libxml2)
endif ()
message (STATUS "Using libxml2: ${LIBXML2_INCLUDE_DIR} : ${LIBXML2_LIBRARY}")