ClickHouse/cmake/find_lz4.cmake
proller 0e91c47066 Allow build with external double-conversion lz4 zstd re2 zookeeper (#531)
* Allow build with external double-conversion lz4 zstd re2 zookeeper

* fix

* fix

* freebsd fixes

* spaces

* fix

* fix

* fix

* wip

* move

* fix
2017-03-01 03:49:04 +04:00

18 lines
602 B
CMake

option (USE_INTERNAL_LZ4_LIBRARY "Set to FALSE to use system lz4 library instead of bundled" ${NOT_UNBUNDLED})
if (NOT USE_INTERNAL_LZ4_LIBRARY)
find_library (LZ4_LIBRARY lz4)
find_path (LZ4_INCLUDE_DIR NAMES lz4.h PATHS ${LZ4_INCLUDE_PATHS})
endif ()
if (LZ4_LIBRARY AND LZ4_INCLUDE_DIR)
include_directories (${LZ4_INCLUDE_DIR})
else ()
set (USE_INTERNAL_LZ4_LIBRARY 1)
set (LZ4_INCLUDE_DIR "${ClickHouse_SOURCE_DIR}/contrib/liblz4/include/lz4")
include_directories (BEFORE ${LZ4_INCLUDE_DIR})
set (LZ4_LIBRARY lz4)
endif ()
message (STATUS "Using lz4: ${LZ4_INCLUDE_DIR} : ${LZ4_LIBRARY}")