#include "pch.h"#include 
     
      #include 
      
       #include 
       
        using namespace std;int i;void signalHandle(int signum){
     	cout << "Interrupt signal(" << signum << ")received" << endl;	i = signum;}int main(){
     	//注册信号以及信号处理程序	signal(SIGINT, signalHandle);	while (1)	{
     		if (i == 2)		{
     			break;		}		cout << "hello..." << endl;		Sleep(1000);//暂停1s	}	system("pause");	return 0;}
       
      
     

参考