/*	$NetBSD: tgets.c,v 1.2 1994/10/26 08:26:00 cgd Exp $	*/

/*-
 * Copyright (c) 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. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by the University of
 *	California, Berkeley and its contributors.
 * 4. 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.
 *
 *	@(#)gets.c	8.1 (Berkeley) 6/11/93
 */

tgets(buf)
    char *buf;
{
    register int c;
    int i;
    register char *lp = buf;

    for (i = 2400000; i > 0; i--) {
	c = tgetchar() & 0177;
	if (c) {
	    for (;;) {
		switch (c) {
		case '\n':
		case '\r':
		    *lp = '\0';
		    return;
		case '\b':
		case '\177':
		    if (lp > buf) {
			lp--;
			putchar('\b');
			putchar(' ');
			putchar('\b');
		    }
		    break;
		case '#':
		    if (lp > buf)
			--lp;
		    break;
		case 'r'&037: {
		    register char *p;

		    putchar('\n');
		    for (p = buf; p < lp; ++p)
			putchar(*p);
		    break;
		}
		case '@':
		case 'u'&037:
		case 'w'&037:
		    lp = buf;
		    putchar('\n');
		    break;
		default:
		    *lp++ = c;
		}
		c = getchar() & 0177;
	    }
	}
    }
    return(0);
}