xref: /openbsd-src/usr.bin/talk/talk.c (revision 62a742911104f98b9185b2c6b6007d9b1c36396c)
1 /*	$OpenBSD: talk.c,v 1.4 1998/08/18 04:02:24 millert Exp $	*/
2 /*	$NetBSD: talk.c,v 1.3 1994/12/09 02:14:25 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. All advertising materials mentioning features or use of this software
17  *    must display the following acknowledgement:
18  *	This product includes software developed by the University of
19  *	California, Berkeley and its contributors.
20  * 4. Neither the name of the University nor the names of its contributors
21  *    may be used to endorse or promote products derived from this software
22  *    without specific prior written permission.
23  *
24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34  * SUCH DAMAGE.
35  */
36 
37 #ifndef lint
38 static char copyright[] =
39 "@(#) Copyright (c) 1983, 1993\n\
40 	The Regents of the University of California.  All rights reserved.\n";
41 #endif /* not lint */
42 
43 #ifndef lint
44 #if 0
45 static char sccsid[] = "@(#)talk.c	8.1 (Berkeley) 6/6/93";
46 #endif
47 static char rcsid[] = "$OpenBSD: talk.c,v 1.4 1998/08/18 04:02:24 millert Exp $";
48 #endif /* not lint */
49 
50 #include "talk.h"
51 
52 /*
53  * talk:	A visual form of write. Using sockets, a two way
54  *		connection is set up between the two people talking.
55  *		With the aid of curses, the screen is split into two
56  *		windows, and each users text is added to the window,
57  *		one character at a time...
58  *
59  *		Written by Kipp Hickman
60  *
61  *		Modified to run under 4.1a by Clem Cole and Peter Moore
62  *		Modified to run between hosts by Peter Moore, 8/19/82
63  *		Modified to run under 4.1c by Peter Moore 3/17/83
64  */
65 
66 int
67 main(argc, argv)
68 	int argc;
69 	char *argv[];
70 {
71 	get_names(argc, argv);
72 	init_display();
73 	open_ctl();
74 	open_sockt();
75 	start_msgs();
76 	if (!check_local())
77 		invite_remote();
78 	end_msgs();
79 	set_edit_chars();
80 	talk();
81 }
82