lumlum is really high hand. Admire you. But I don't think the access cannot be an atomic transaction.
In my uderstanding, atomic transaction means get all done or get nothing done. The process can just restart at the last logged point. Then it's atomic. Do you think so?
请教大家一个技术问题, UNIX系统下, 如何写一个C程序, 能够在异常中断后程序重启时自动恢复文件读写指针(即接着上次中断的断点接着读写).