实现了一个功能简单的HTTP代理服务器,包括初始化临界段和删除临界段，使用临界段完成多个线程对临界资源的互斥访问，创建工作线程，退出工作线程，定义和设定事件，利用事件完成多个线程的同步与协作等。-A simple HTTP proxy server, including the initial segment and the delete segment, use the segment accomplish mutual exclusive access of the multithread segment resources, create the threads of process, exit the process, definition and setting event, and accomplish the synchronization and collaboration of multithread using events.