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Annotation of src/usr.bin/talk/msgs.c, Revision 1.7

1.7     ! deraadt     1: /*     $OpenBSD: msgs.c,v 1.6 2003/06/03 02:56:17 millert 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.
1.6       millert    16:  * 3. Neither the name of the University nor the names of its contributors
1.1       deraadt    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: #ifndef lint
                     34: #if 0
                     35: static char sccsid[] = "@(#)msgs.c     8.1 (Berkeley) 6/6/93";
                     36: #endif
1.7     ! deraadt    37: static char rcsid[] = "$OpenBSD: msgs.c,v 1.6 2003/06/03 02:56:17 millert Exp $";
1.1       deraadt    38: #endif /* not lint */
                     39:
1.4       millert    40: /*
1.1       deraadt    41:  * A package to display what is happening every MSG_INTERVAL seconds
                     42:  * if we are slow connecting.
                     43:  */
                     44:
1.3       pjanzen    45: #include "talk.h"
1.1       deraadt    46: #include <sys/time.h>
                     47: #include <stdio.h>
                     48:
                     49: #define MSG_INTERVAL 4
                     50:
                     51: char   *current_state;
                     52: int    current_line = 0;
                     53:
                     54: void
1.3       pjanzen    55: disp_msg(dummy)
                     56:        int dummy;
1.1       deraadt    57: {
                     58:        message(current_state);
                     59: }
                     60:
1.3       pjanzen    61: void
1.7     ! deraadt    62: start_msgs(void)
1.1       deraadt    63: {
                     64:        struct itimerval itimer;
                     65:
                     66:        message(current_state);
                     67:        signal(SIGALRM, disp_msg);
                     68:        itimer.it_value.tv_sec = itimer.it_interval.tv_sec = MSG_INTERVAL;
                     69:        itimer.it_value.tv_usec = itimer.it_interval.tv_usec = 0;
                     70:        setitimer(ITIMER_REAL, &itimer, (struct itimerval *)0);
                     71: }
                     72:
1.3       pjanzen    73: void
1.7     ! deraadt    74: end_msgs(void)
1.1       deraadt    75: {
                     76:        struct itimerval itimer;
                     77:
                     78:        timerclear(&itimer.it_value);
                     79:        timerclear(&itimer.it_interval);
                     80:        setitimer(ITIMER_REAL, &itimer, (struct itimerval *)0);
                     81:        signal(SIGALRM, SIG_DFL);
                     82: }