本文实例讲述了C语言实现查看进程是否存在的方法。分享给大家供大家参考,具体如下:
#include<unistd>
#include<sys>
#include<sys>
#include<stdio>
#include<stdlib>
#include<fcntl>
#include<limits>
#define BUFSZ 150
void err_quit(char *msg)
{
perror(msg);
exit(EXIT_FAILURE);
}
int main(int argc, char *argv[])
{
F