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INCLUDE (CheckLibraryExists)
SET(WITH_JEMALLOC auto CACHE STRING
"Build with jemalloc. Possible values are 'yes', 'no', 'static', 'auto'")
MACRO (CHECK_JEMALLOC)
# compatibility with old WITH_JEMALLOC values
IF(WITH_JEMALLOC STREQUAL "bundled")
MESSAGE(FATAL_ERROR "MariaDB no longer bundles jemalloc")
ENDIF()
IF(WITH_JEMALLOC STREQUAL "system")
SET(WITH_JEMALLOC "yes")
ENDIF()
IF(WITH_JEMALLOC STREQUAL "yes" OR WITH_JEMALLOC STREQUAL "auto" OR
WITH_JEMALLOC STREQUAL "static")
IF(WITH_JEMALLOC STREQUAL "static")
SET(libname jemalloc_pic)
SET(CMAKE_REQUIRED_LIBRARIES pthread ${CMAKE_DL_LIBS} m)
SET(what bundled)
ELSE()
SET(libname jemalloc c)
SET(what system)
ENDIF()
FOREACH(lib ${libname})
CHECK_LIBRARY_EXISTS(${lib} malloc_stats_print "" HAVE_JEMALLOC_IN_${lib})
IF (HAVE_JEMALLOC_IN_${lib})
SET(LIBJEMALLOC ${lib})
SET(MALLOC_LIBRARY "${what} jemalloc")
BREAK()
ENDIF()
ENDFOREACH()
SET(CMAKE_REQUIRED_LIBRARIES)
IF (NOT LIBJEMALLOC AND NOT WITH_JEMALLOC STREQUAL "auto")
MESSAGE(FATAL_ERROR "jemalloc is not found")
ENDIF()
ADD_FEATURE_INFO(JEMALLOC LIBJEMALLOC "Use the JeMalloc memory allocator")
ENDIF()
ENDMACRO()
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