Function readSync

libcontainer/sync.go:172–185

(pipe *syncSocket, expected syncType)

}

func readSync(pipe *syncSocket, expected syncType) error {
	sync, err := readSyncFull(pipe, expected)
	if err != nil {
		return err
	}
	if sync.Arg != nil {
		return fmt.Errorf("sync %v had unexpected argument passed: %q", expected, string(*sync.Arg))
	}
	if sync.File != nil {
		_ = sync.File.Close()
		return fmt.Errorf("sync %v had unexpected file passed", sync.Type)
	}
	return nil
}

// parseSync runs the given callback function on each syncT received from the
// child. It will return once io.EOF is returned from the given pipe.