games/robots/query.c

   1 /*      $NetBSD: query.c,v 1.8 2009/07/20 06:00:56 dholland Exp $       */
   2
   3 /*
   4  * Copyright (c) 1980, 1993
   5  *      The Regents of the University of California.  All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. Neither the name of the University nor the names of its contributors
  16  *    may be used to endorse or promote products derived from this software
  17  *    without specific prior written permission.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  29  * SUCH DAMAGE.
  30  */
  31
  32 #include <sys/cdefs.h>
  33 #ifndef lint
  34 #if 0
  35 static char sccsid[] = "@(#)query.c     8.1 (Berkeley) 5/31/93";
  36 #else
  37 __RCSID("$NetBSD: query.c,v 1.8 2009/07/20 06:00:56 dholland Exp $");
  38 #endif
  39 #endif /* not lint */
  40
  41 #include <curses.h>
  42 #include "robots.h"
  43
  44 /*
  45  * query:
  46  *      Ask a question and get a yes or no answer.  Default is "no".
  47  */
  48 int
  49 query(const char *prompt)
  50 {
  51         int c, retval;
  52         int y, x;
  53
  54         getyx(stdscr, y, x);
  55         move(Y_PROMPT, X_PROMPT);
  56         addstr(prompt);
  57         clrtoeol();
  58         refresh();
  59         retval = ((c = getchar()) == 'y' || c == 'Y');
  60         move(Y_PROMPT, X_PROMPT);
  61         clrtoeol();
  62         move(y, x);
  63         return retval;
  64 }