1 /* $OpenBSD: talk.c,v 1.12 2016/03/08 20:07:46 mestre 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. 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 #include <err.h>
34 #include <string.h>
35 #include <unistd.h>
36
37 #include "talk.h"
38 #include "talk_ctl.h"
39
40 /*
41 * talk: A visual form of write. Using sockets, a two way
42 * connection is set up between the two people talking.
43 * With the aid of curses, the screen is split into two
44 * windows, and each users text is added to the window,
45 * one character at a time...
46 *
47 * Written by Kipp Hickman
48 *
49 * Modified to run under 4.1a by Clem Cole and Peter Moore
50 * Modified to run between hosts by Peter Moore, 8/19/82
51 * Modified to run under 4.1c by Peter Moore 3/17/83
52 */
53
54 int
main(int argc,char * argv[])55 main(int argc, char *argv[])
56 {
57 if (pledge("stdio rpath inet dns getpw tty", NULL) == -1)
58 err(1, "pledge");
59
60 get_names(argc, argv);
61 init_display();
62 open_ctl();
63 open_sockt();
64 start_msgs();
65 if (!check_local())
66 invite_remote();
67 end_msgs();
68 set_edit_chars();
69
70 if (his_machine_addr.s_addr == my_machine_addr.s_addr) {
71 if (pledge("stdio tty", NULL) == -1)
72 err(1, "pledge");
73 } else {
74 if (pledge("stdio inet tty", NULL) == -1)
75 err(1, "pledge");
76 }
77
78 talk();
79 return (0);
80 }
81