Archipelago » qemu

#include <stdlib.h>

#include <stdio.h>

#include <signal.h>

#include <unistd.h>

void alarm_handler(int sig)

{

    printf("alarm signal=%d\n", sig);

    alarm(1);

}

int main(int argc, char **argv)

{

    struct sigaction act;

    act.sa_handler = alarm_handler;

    sigemptyset(&act.sa_mask);

    act.sa_flags = 0;

    sigaction(SIGALRM, &act, NULL);

    alarm(1);

    for(;;) {

        sleep(1);

    }

    return 0;

}