摘要
信号是Linux系统中进程之间通信的一种有效方式,通过信号,进程间可以传递信息,但同时信号也能在进程的运行过程中起到一定的控制作用。本文介绍使用信号相关的系统调用,设计利用信号控制进程运行的3种模型,并举例加以分析。
Signal is an effective way of communication between the processes in Linux system,through signal,information can be delivered between processes,and in the meanwhile signal can also control the operation of process to a certain extent. The paper introduces the system calls relating to applying signal,designs three models of controlling the operation of process by signal,and also analyses them with examples.
出处
《计算机与现代化》
2010年第6期150-152,共3页
Computer and Modernization
