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1 | /* |
2 | * Copyright (c) 1983 Regents of the University of California. | |
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3 | * All rights reserved. |
4 | * | |
5 | * Redistribution and use in source and binary forms are permitted | |
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6 | * provided that the above copyright notice and this paragraph are |
7 | * duplicated in all such forms and that any documentation, | |
8 | * advertising materials, and other materials related to such | |
9 | * distribution and use acknowledge that the software was developed | |
10 | * by the University of California, Berkeley. The name of the | |
11 | * University may not be used to endorse or promote products derived | |
12 | * from this software without specific prior written permission. | |
13 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR | |
14 | * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED | |
15 | * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. | |
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16 | */ |
17 | ||
963ce42e | 18 | #ifndef lint |
b36fc510 | 19 | static char sccsid[] = "@(#)msgs.c 5.4 (Berkeley) %G%"; |
f9ac90b4 | 20 | #endif /* not lint */ |
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21 | |
22 | /* | |
963ce42e | 23 | * A package to display what is happening every MSG_INTERVAL seconds |
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24 | * if we are slow connecting. |
25 | */ | |
26 | ||
27 | #include <signal.h> | |
28 | #include <stdio.h> | |
29 | #include <sys/time.h> | |
30 | #include "talk.h" | |
31 | ||
32 | #define MSG_INTERVAL 4 | |
031c96ae | 33 | |
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34 | char *current_state; |
35 | int current_line = 0; | |
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36 | |
37 | disp_msg() | |
38 | { | |
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39 | |
40 | message(current_state); | |
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41 | } |
42 | ||
43 | start_msgs() | |
44 | { | |
82439d4b | 45 | struct itimerval itimer; |
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46 | |
47 | message(current_state); | |
48 | signal(SIGALRM, disp_msg); | |
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49 | itimer.it_value.tv_sec = itimer.it_interval.tv_sec = MSG_INTERVAL; |
50 | itimer.it_value.tv_usec = itimer.it_interval.tv_usec = 0; | |
963ce42e | 51 | setitimer(ITIMER_REAL, &itimer, (struct timerval *)0); |
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52 | } |
53 | ||
54 | end_msgs() | |
55 | { | |
82439d4b | 56 | struct itimerval itimer; |
963ce42e | 57 | |
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58 | timerclear(&itimer.it_value); |
59 | timerclear(&itimer.it_interval); | |
60 | setitimer(ITIMER_REAL, &itimer, (struct timerval *)0); | |
82439d4b | 61 | signal(SIGALRM, SIG_DFL); |
031c96ae | 62 | } |