ClickHouse/cmake/contrib_finder.cmake

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CMake
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macro(find_contrib_lib LIB_NAME)
string(TOLOWER ${LIB_NAME} LIB_NAME_LC)
string(TOUPPER ${LIB_NAME} LIB_NAME_UC)
string(REPLACE "-" "_" LIB_NAME_UC ${LIB_NAME_UC})
option (USE_INTERNAL_${LIB_NAME_UC}_LIBRARY "Use bundled library ${LIB_NAME} instead of system" ${NOT_UNBUNDLED})
if (NOT USE_INTERNAL_${LIB_NAME_UC}_LIBRARY)
find_package ("${LIB_NAME}")
if (NOT ${LIB_NAME_UC}_FOUND)
message (${RECONFIGURE_MESSAGE_LEVEL} "Cannot use system ${LIB_NAME}")
endif()
endif ()
if (NOT ${LIB_NAME_UC}_FOUND)
set (USE_INTERNAL_${LIB_NAME_UC}_LIBRARY 1)
set (${LIB_NAME_UC}_LIBRARIES ${LIB_NAME_LC})
set (${LIB_NAME_UC}_INCLUDE_DIR ${${LIB_NAME_UC}_CONTRIB_INCLUDE_DIR})
endif ()
message (STATUS "Using ${LIB_NAME}: ${${LIB_NAME_UC}_INCLUDE_DIR} : ${${LIB_NAME_UC}_LIBRARIES}")
endmacro()