usr.bin/talk/talk.c

   1 /*
   2  * Copyright (c) 1983, 1993
   3  *      The Regents of the University of California.  All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  * 3. Neither the name of the University nor the names of its contributors
  14  *    may be used to endorse or promote products derived from this software
  15  *    without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  27  * SUCH DAMAGE.
  28  *
  29  * @(#) Copyright (c) 1983, 1993 The Regents of the University of California.  All rights reserved.
  30  * @(#)talk.c   8.1 (Berkeley) 6/6/93
  31  * $FreeBSD: src/usr.bin/talk/talk.c,v 1.7 1999/08/28 01:06:15 peter Exp $
  32  */
  33
  34 #include "talk.h"
  35 #include <locale.h>
  36
  37 /*
  38  * talk:        A visual form of write. Using sockets, a two way
  39  *              connection is set up between the two people talking.
  40  *              With the aid of curses, the screen is split into two
  41  *              windows, and each users text is added to the window,
  42  *              one character at a time...
  43  *
  44  *              Written by Kipp Hickman
  45  *
  46  *              Modified to run under 4.1a by Clem Cole and Peter Moore
  47  *              Modified to run between hosts by Peter Moore, 8/19/82
  48  *              Modified to run under 4.1c by Peter Moore 3/17/83
  49  *              Fixed to not run with unwriteable terminals MRVM 28/12/94
  50  */
  51
  52 int
  53 main(int argc, char **argv)
  54 {
  55         (void) setlocale(LC_CTYPE, "");
  56
  57         get_names(argc, argv);
  58         check_writeable();
  59         init_display();
  60         open_ctl();
  61         open_sockt();
  62         start_msgs();
  63         if (!check_local())
  64                 invite_remote();
  65         end_msgs();
  66         set_edit_chars();
  67         talk();
  68         return 0;
  69 }