always die, we can't survive some of the compile errors

[unix-history] / usr / src / usr.bin / talk / msgs.c

/*
* Copyright (c) 1983 Regents of the University of California.
* All rights reserved.
*
* %sccs.include.redist.c%
*/

#ifndef lint
static char sccsid[] = "@(#)msgs.c      5.6 (Berkeley) %G%";
#endif /* not lint */

/* 
* A package to display what is happening every MSG_INTERVAL seconds
* if we are slow connecting.
*/

#include <sys/time.h>
#include <signal.h>
#include <stdio.h>
#include "talk.h"

#define MSG_INTERVAL 4

char    *current_state;
int     current_line = 0;

void
disp_msg()
{
       message(current_state);
}

start_msgs()
{
       struct itimerval itimer;

       message(current_state);
       signal(SIGALRM, disp_msg);
       itimer.it_value.tv_sec = itimer.it_interval.tv_sec = MSG_INTERVAL;
       itimer.it_value.tv_usec = itimer.it_interval.tv_usec = 0;
       setitimer(ITIMER_REAL, &itimer, (struct itimerval *)0);
}

end_msgs()
{
       struct itimerval itimer;

       timerclear(&itimer.it_value);
       timerclear(&itimer.it_interval);
       setitimer(ITIMER_REAL, &itimer, (struct itimerval *)0);
       signal(SIGALRM, SIG_DFL);
}