Annotation of src/usr.bin/talk/msgs.c, Revision 1.2
1.2 ! deraadt 1: /* $OpenBSD: msgs.c,v 1.3 1994/12/09 02:14:22 jtc Exp $ */
1.1 deraadt 2: /* $NetBSD: msgs.c,v 1.3 1994/12/09 02:14:22 jtc Exp $ */
3:
4: /*
5: * Copyright (c) 1983, 1993
6: * The Regents of the University of California. All rights reserved.
7: *
8: * Redistribution and use in source and binary forms, with or without
9: * modification, are permitted provided that the following conditions
10: * are met:
11: * 1. Redistributions of source code must retain the above copyright
12: * notice, this list of conditions and the following disclaimer.
13: * 2. Redistributions in binary form must reproduce the above copyright
14: * notice, this list of conditions and the following disclaimer in the
15: * documentation and/or other materials provided with the distribution.
16: * 3. All advertising materials mentioning features or use of this software
17: * must display the following acknowledgement:
18: * This product includes software developed by the University of
19: * California, Berkeley and its contributors.
20: * 4. Neither the name of the University nor the names of its contributors
21: * may be used to endorse or promote products derived from this software
22: * without specific prior written permission.
23: *
24: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34: * SUCH DAMAGE.
35: */
36:
37: #ifndef lint
38: #if 0
39: static char sccsid[] = "@(#)msgs.c 8.1 (Berkeley) 6/6/93";
40: #endif
1.2 ! deraadt 41: static char rcsid[] = "$OpenBSD: msgs.c,v 1.3 1994/12/09 02:14:22 jtc Exp $";
1.1 deraadt 42: #endif /* not lint */
43:
44: /*
45: * A package to display what is happening every MSG_INTERVAL seconds
46: * if we are slow connecting.
47: */
48:
49: #include <sys/time.h>
50: #include <signal.h>
51: #include <stdio.h>
52: #include "talk.h"
53:
54: #define MSG_INTERVAL 4
55:
56: char *current_state;
57: int current_line = 0;
58:
59: void
60: disp_msg()
61: {
62: message(current_state);
63: }
64:
65: start_msgs()
66: {
67: struct itimerval itimer;
68:
69: message(current_state);
70: signal(SIGALRM, disp_msg);
71: itimer.it_value.tv_sec = itimer.it_interval.tv_sec = MSG_INTERVAL;
72: itimer.it_value.tv_usec = itimer.it_interval.tv_usec = 0;
73: setitimer(ITIMER_REAL, &itimer, (struct itimerval *)0);
74: }
75:
76: end_msgs()
77: {
78: struct itimerval itimer;
79:
80: timerclear(&itimer.it_value);
81: timerclear(&itimer.it_interval);
82: setitimer(ITIMER_REAL, &itimer, (struct itimerval *)0);
83: signal(SIGALRM, SIG_DFL);
84: }