OpenBSD-4.6/games/robots/query.c

/*	$OpenBSD: query.c,v 1.5 2004/11/29 08:52:29 jsg Exp $	*/
/*	$NetBSD: query.c,v 1.3 1995/04/22 10:09:05 cgd Exp $	*/

/*
 * Copyright (c) 1980, 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.
 */

#ifndef lint
#if 0
static char sccsid[] = "@(#)query.c	8.1 (Berkeley) 5/31/93";
#else
static char rcsid[] = "$OpenBSD: query.c,v 1.5 2004/11/29 08:52:29 jsg Exp $";
#endif
#endif /* not lint */

#include	"robots.h"

/*
 * query:
 *	Ask a question and get a yes or no answer.  Default is "no".
 */
int
query(char *prompt)
{
	int	c, retval;
	int	y, x;

	getyx(stdscr, y, x);
	move(Y_PROMPT, X_PROMPT);
	addstr(prompt);
	clrtoeol();
	refresh();
	retval = ((c = getchar()) == 'y' || c == 'Y');
	move(Y_PROMPT, X_PROMPT);
	clrtoeol();
	move(y, x);
	return retval;
}