xref: /dragonfly/games/robots/query.c (revision 25a2db75)
1 /*-
2  * Copyright (c) 1980, 1993
3  *	The Regents of the University of California.  All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 3. Neither the name of the University nor the names of its contributors
14  *    may be used to endorse or promote products derived from this software
15  *    without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  *
29  * @(#)query.c	8.1 (Berkeley) 5/31/93
30  * $FreeBSD: src/games/robots/query.c,v 1.5 1999/11/30 03:49:20 billf Exp $
31  * $DragonFly: src/games/robots/query.c,v 1.3 2006/08/27 21:45:07 pavalos Exp $
32  */
33 
34 #include "robots.h"
35 
36 /*
37  * query:
38  *	Ask a question and get a yes or no answer.  Default is "no".
39  */
40 int
41 query(const char *prompt)
42 {
43 	int c, retval;
44 	int y, x;
45 
46 	getyx(stdscr, y, x);
47 	move(Y_PROMPT, X_PROMPT);
48 	addstr(prompt);
49 	clrtoeol();
50 	refresh();
51 	retval = ((c = getchar()) == 'y' || c == 'Y');
52 	move(Y_PROMPT, X_PROMPT);
53 	clrtoeol();
54 	move(y, x);
55 	return retval;
56 }
57