c++ signal 信号退出

qianbo_insist 发布时间：2021-07-21 16:03:02 ，浏览量：0

signal

函数可以指定退出进程，我们在写服务器程序的时候，需要退出可以按ctrl c，这时候程序可以捕获这个信号，来进行处理退出。

signal(SIGINT, OnCtrlC);

1 主程序退出

在程序外部定义一个quit quit = 0，当quit == 1 时代表程序需要退出，写捕获函数

int quit = 0;
void OnCtrlC(int) {
	cout


    
        
        
        
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