1 /* $OpenBSD: msgs.c,v 1.9 2009/10/27 23:59:44 deraadt Exp $ */ 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. Neither the name of the University nor the names of its contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 */ 32 33 /* 34 * A package to display what is happening every MSG_INTERVAL seconds 35 * if we are slow connecting. 36 */ 37 38 #include "talk.h" 39 #include <sys/time.h> 40 #include <stdio.h> 41 42 #define MSG_INTERVAL 4 43 44 char *current_state; 45 int current_line = 0; 46 47 void 48 disp_msg(dummy) 49 int dummy; 50 { 51 message(current_state); 52 } 53 54 void 55 start_msgs(void) 56 { 57 struct itimerval itimer; 58 59 message(current_state); 60 signal(SIGALRM, disp_msg); 61 itimer.it_value.tv_sec = itimer.it_interval.tv_sec = MSG_INTERVAL; 62 itimer.it_value.tv_usec = itimer.it_interval.tv_usec = 0; 63 setitimer(ITIMER_REAL, &itimer, (struct itimerval *)0); 64 } 65 66 void 67 end_msgs(void) 68 { 69 struct itimerval itimer; 70 71 timerclear(&itimer.it_value); 72 timerclear(&itimer.it_interval); 73 setitimer(ITIMER_REAL, &itimer, (struct itimerval *)0); 74 signal(SIGALRM, SIG_DFL); 75 } 76