1INCLUDE (CheckLibraryExists)
2
3SET(WITH_JEMALLOC auto CACHE STRING
4  "Build with jemalloc. Possible values are 'yes', 'no', 'static', 'auto'")
5
6MACRO (CHECK_JEMALLOC)
7  # compatibility with old WITH_JEMALLOC values
8  IF(WITH_JEMALLOC STREQUAL "bundled")
9    MESSAGE(FATAL_ERROR "MariaDB no longer bundles jemalloc")
10  ENDIF()
11  IF(WITH_JEMALLOC STREQUAL "system")
12    SET(WITH_JEMALLOC "yes")
13  ENDIF()
14
15  IF(WITH_JEMALLOC STREQUAL "yes" OR WITH_JEMALLOC STREQUAL "auto" OR
16      WITH_JEMALLOC STREQUAL "static")
17
18    IF(WITH_JEMALLOC STREQUAL "static")
19      SET(libname jemalloc_pic)
20      SET(CMAKE_REQUIRED_LIBRARIES pthread ${CMAKE_DL_LIBS} m)
21      SET(what bundled)
22    ELSE()
23      SET(libname jemalloc c)
24      SET(what system)
25    ENDIF()
26
27    FOREACH(lib ${libname})
28      CHECK_LIBRARY_EXISTS(${lib} malloc_stats_print "" HAVE_JEMALLOC_IN_${lib})
29      IF (HAVE_JEMALLOC_IN_${lib})
30        SET(LIBJEMALLOC ${lib})
31        SET(MALLOC_LIBRARY "${what} jemalloc")
32        BREAK()
33      ENDIF()
34    ENDFOREACH()
35    SET(CMAKE_REQUIRED_LIBRARIES)
36
37    IF (NOT LIBJEMALLOC AND NOT WITH_JEMALLOC STREQUAL "auto")
38      MESSAGE(FATAL_ERROR "jemalloc is not found")
39    ENDIF()
40    ADD_FEATURE_INFO(JEMALLOC LIBJEMALLOC "Use the JeMalloc memory allocator")
41  ENDIF()
42ENDMACRO()
43