#include <signal.h>
int killpg(int pgrp, int sig);
#include <stdio.h>
#include <stdlib.h>
#include <signal.h>
int main()
{
printf ("kill myself\n");
killpg (0, 9);
printf ("Can not print\n");
return 0;
}
[beyes@beyes signal]$ ./killpg
kill myself
已杀死
[beyes@beyes ~]$ ps -p $$ -o 'pid pgid sid'
PID PGID SID
3082 3082 3082
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