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