1/*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 1983, 1993
5 *	The Regents of the University of California.  All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the University nor the names of its contributors
16 *    may be used to endorse or promote products derived from this software
17 *    without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 */
31
32
33
34/*
35 * A package to display what is happening every MSG_INTERVAL seconds
36 * if we are slow connecting.
37 */
38
39#include <signal.h>
40
41#include "talk.h"
42
43#define MSG_INTERVAL 4
44
45const char	*current_state;
46int	current_line = 0;
47
48/* ARGSUSED */
49void
50disp_msg(int signo __unused)
51{
52	message(current_state);
53}
54
55void
56start_msgs(void)
57{
58	struct itimerval itimer;
59
60	message(current_state);
61	signal(SIGALRM, disp_msg);
62	itimer.it_value.tv_sec = itimer.it_interval.tv_sec = MSG_INTERVAL;
63	itimer.it_value.tv_usec = itimer.it_interval.tv_usec = 0;
64	setitimer(ITIMER_REAL, &itimer, (struct itimerval *)0);
65}
66
67void
68end_msgs(void)
69{
70	struct itimerval itimer;
71
72	timerclear(&itimer.it_value);
73	timerclear(&itimer.it_interval);
74	setitimer(ITIMER_REAL, &itimer, (struct itimerval *)0);
75	signal(SIGALRM, SIG_DFL);
76}
77