win_jemalloc.cmake

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# Using jemalloc on Windows is optional.
# cmake -DWITH_WIN_JEMALLOC=</path/to/dir_containing_jemalloc_dll>

MACRO (MYSQL_CHECK_WIN_JEMALLOC)
  IF(WIN32 AND WITH_WIN_JEMALLOC)
    SET(JEMALLOC_DLL_NAME "jemalloc.dll")
    FILE(TO_NATIVE_PATH "${WITH_WIN_JEMALLOC}" NATIVE_JEMALLOC_DIR_NAME)
    FIND_FILE(HAVE_JEMALLOC_DLL
      NAMES
      ${JEMALLOC_DLL_NAME}
      PATHS "${NATIVE_JEMALLOC_DIR_NAME}"
      NO_DEFAULT_PATH
    )

    IF(HAVE_JEMALLOC_DLL)
      COPY_CUSTOM_DLL(${HAVE_JEMALLOC_DLL} UNUSED_JEMALLOC_TARGET)
    ELSE()
      MESSAGE(FATAL_ERROR
        "Cannot find ${JEMALLOC_DLL_NAME} in ${WITH_WIN_JEMALLOC}")
    ENDIF()
  ENDIF()
ENDMACRO()