Example Active Object (Cont.)


    /* handle command. */
    pthread_mutex_unlock(&q->mutex);
    switch (cmd->cmd) {
      case CMD_TYPE_TERM:
        done = 1;
        break;
      case CMD_TYPE_COPY:
        copy_file_impl(&cmd->u.copy_data);
        break;
      case CMD_TYPE_DEL:
        del_file_impl(&cmd->u.del_data);
        break;
      case CMD_TYPE_RENAME:
        rename_file_impl(&cmd->u.rename_data);
        break;
    }
    free_cmd(cmd); /* 'deep' free */
    pthread_mutex_lock(&q->mutex);
  }

  pthread_mutex_unlock(&q->mutex);

  return NULL;
}