/*      $NetBSD: msgs.c,v 1.7 2011/09/06 18:32:03 joerg Exp $   */

/*
* Copyright (c) 1983, 1993
*      The Regents of the University of California.  All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
*    may be used to endorse or promote products derived from this software
*    without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/

#include <sys/cdefs.h>
#ifndef lint
#if 0
static char sccsid[] = "@(#)msgs.c      8.1 (Berkeley) 6/6/93";
#endif
__RCSID("$NetBSD: msgs.c,v 1.7 2011/09/06 18:32:03 joerg Exp $");
#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

const char *current_state;
int     current_line = 0;

void
disp_msg(int dummy)
{
       message(current_state);
}

void
start_msgs(void)
{
       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);
}

void
end_msgs(void)
{
       struct itimerval itimer;

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