root/usr.bin/talk/talk.c
/*-
 * SPDX-License-Identifier: BSD-3-Clause
 *
 * Copyright (c) 1983, 1993
 *      The Regents of the University of California.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#include <locale.h>
#include <unistd.h>

#include "talk.h"

/*
 * talk:        A visual form of write. Using sockets, a two way
 *              connection is set up between the two people talking.
 *              With the aid of curses, the screen is split into two
 *              windows, and each users text is added to the window,
 *              one character at a time...
 *
 *              Written by Kipp Hickman
 *
 *              Modified to run under 4.1a by Clem Cole and Peter Moore
 *              Modified to run between hosts by Peter Moore, 8/19/82
 *              Modified to run under 4.1c by Peter Moore 3/17/83
 *              Fixed to not run with unwriteable terminals MRVM 28/12/94
 */

int
main(int argc, char **argv)
{
        (void) setlocale(LC_CTYPE, "");

        get_names(argc, argv);
        setproctitle(" ");
        check_writeable();
        init_display();
        open_ctl();
        open_sockt();
        start_msgs();
        if (!check_local())
                invite_remote();
        end_msgs();
        set_edit_chars();
        talk();
        return 0;
}