1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /*
23 * Copyright 1994 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 */
26
27 /* Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T */
28 /* All Rights Reserved */
29
30 /*
31 * University Copyright- Copyright (c) 1982, 1986, 1988
32 * The Regents of the University of California
33 * All Rights Reserved
34 *
35 * University Acknowledgment- Portions of this document are derived from
36 * software developed by the University of California, Berkeley, and its
37 * contributors.
38 */
39
40 #pragma ident "%Z%%M% %I% %E% SMI"
41
42 /*
43 * a package to display what is happening every MSG_INTERVAL seconds
44 * if we are slow connecting.
45 */
46
47 #include <signal.h>
48 #include <stdio.h>
49 #include <sys/time.h>
50 #include "talk.h"
51
52 #ifdef SYSV
53 #define signal(s, f) sigset(s, f)
54 #endif /* SYSV */
55
56 #define MSG_INTERVAL 4
57 #define LONG_TIME 100000
58
59 char *current_state;
60 int current_line = 0;
61
62 static struct itimerval itimer;
63 static struct timeval wait = { MSG_INTERVAL, 0};
64
65
66 static void
disp_msg()67 disp_msg()
68 {
69 message(current_state);
70 }
71
72 void
start_msgs()73 start_msgs()
74 {
75 message(current_state);
76 signal(SIGALRM, (void (*)())disp_msg);
77 itimer.it_value = itimer.it_interval = wait;
78 setitimer(ITIMER_REAL, &itimer, (struct itimerval *)0);
79 }
80
81 void
end_msgs()82 end_msgs()
83 {
84 signal(SIGALRM, SIG_IGN);
85 timerclear(&itimer.it_value);
86 timerclear(&itimer.it_interval);
87 setitimer(ITIMER_REAL, &itimer, (struct itimerval *)0);
88 }
89