linux下邮箱方式进行进程通信的代码和实验报告，用P.V原语实现通信中的同步问题。运用生产者与消费者模型设计实现一个简单的信箱。-approach to the process under linux mail communications code and test reports, using PV primitives to achieve communication in the synchronization problem. The use of producer and cons

linux pv操作 ppt参考-ppt reference linux pv operation

限制小孩使用电脑时间的小程序，每小时提醒休息一下，3小时自动关机-a little controller intended for limiting the time when kids use computers

Pv using for home automation with linux-Pv using for home automation with linux