MACRO(INCLUDE_IF_EXISTS _file)

    IF (EXISTS ${_file})

        MESSAGE(STATUS "Using platform-specific CMakeLists: ${_file}")

	INCLUDE(${_file})

    ELSE ()

        MESSAGE(STATUS "Platform-specific CMakeLists not found: ${_file}")

    ENDIF ()

ENDMACRO()

# Append the given dependencies to the source file

MACRO(ADD_SOURCE_DEPENDENCIES _source _deps)

    GET_SOURCE_FILE_PROPERTY (_tmp ${_source} OBJECT_DEPENDS)

    IF (NOT _tmp)

        SET (_tmp "")

    ENDIF ()

    FOREACH (f ${_deps})

        LIST(APPEND _tmp "${f}")

    ENDFOREACH ()

    SET_SOURCE_FILES_PROPERTIES (${_source} PROPERTIES OBJECT_DEPENDS "${_tmp}")

    UNSET(_tmp)

ENDMACRO()

MACRO(WEBKIT_WRAP_SOURCELIST _input)

    IF (WTF_PLATFORM_QT)

        FOREACH (_file ${ARGN})

            GET_FILENAME_COMPONENT(_basename ${_file} NAME_WE)

            SET(_moc_filename ${DERIVED_SOURCES_DIR}/${_basename}.moc)

            FILE(READ ${_file} _contents)

            STRING(REGEX MATCHALL "#include[ ]+\"${_basename}\\.moc\"" _match "${_contents}")

            IF (_match)

                QT4_GENERATE_MOC(${_file} ${_moc_filename})

                ADD_SOURCE_DEPENDENCIES(${_file} ${_moc_filename})

            ENDIF()

        ENDFOREACH ()

    ENDIF ()

ENDMACRO()