ClickHouse/cmake/find_double-conversion.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
888 B
CMake

option (USE_INTERNAL_DOUBLE_CONVERSION_LIBRARY "Set to FALSE to use system double-conversion library instead of bundled" ${NOT_UNBUNDLED})
if (NOT USE_INTERNAL_DOUBLE_CONVERSION_LIBRARY)
find_library (DOUBLE_CONVERSION_LIBRARY double-conversion)
find_path (DOUBLE_CONVERSION_INCLUDE_DIR NAMES double-conversion/double-conversion.h PATHS ${DOUBLE_CONVERSION_INCLUDE_PATHS})
endif ()
if (DOUBLE_CONVERSION_LIBRARY AND DOUBLE_CONVERSION_INCLUDE_DIR)
include_directories (${DOUBLE_CONVERSION_INCLUDE_DIR})
else ()
set (USE_INTERNAL_DOUBLE_CONVERSION_LIBRARY 1)
set (DOUBLE_CONVERSION_INCLUDE_DIR "${ClickHouse_SOURCE_DIR}/contrib/libdouble-conversion")
include_directories (BEFORE ${DOUBLE_CONVERSION_INCLUDE_DIR})
set (DOUBLE_CONVERSION_LIBRARY double-conversion)
endif ()
message (STATUS "Using double-conversion: ${DOUBLE_CONVERSION_INCLUDE_DIR} : ${DOUBLE_CONVERSION_LIBRARY}")