用信号量机制解决操作系统课程设计中的生产者消费者的问题，值得参考

操作系统课程的实验，模拟的文件系统 因为是操作系统实验，所以程序中有本人和同学学号，名字，可以自行删去！-Course experiments of the operating system, the analog file system because the operating system experiments, so the program with my classmates and student number, the name of self-deleting!