backgammon/common_source/init.c

   1 /*      $NetBSD: init.c,v 1.10 2012/10/13 19:19:39 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[] = "@(#)init.c      8.1 (Berkeley) 5/31/93";
  36 #else
  37 __RCSID("$NetBSD: init.c,v 1.10 2012/10/13 19:19:39 dholland Exp $");
  38 #endif
  39 #endif /* not lint */
  40
  41 #include <termios.h>
  42
  43 #include "back.h"
  44
  45 /*
  46  * variable initialization.
  47  */
  48
  49  /* name of executable object programs */
  50 const char    EXEC[] = "/usr/games/backgammon";
  51 const char    TEACH[] = "/usr/games/teachgammon";
  52
  53 int     pnum = 2;               /* color of player: -1 = white 1 = red 0 =
  54                                  * both 2 = not yet init'ed */
  55 int     acnt = 0;               /* length of args */
  56 int     aflag = 1;              /* flag to ask for rules or instructions */
  57 int     bflag = 0;              /* flag for automatic board printing */
  58 int     cflag = 0;              /* case conversion flag */
  59 int     hflag = 1;              /* flag for cleaning screen */
  60 int     mflag = 0;              /* backgammon flag */
  61 int     raflag = 0;             /* 'roll again' flag for recovered game */
  62 int     rflag = 0;              /* recovered game flag */
  63 int     tflag = 0;              /* cursor addressing flag */
  64 int     iroll = 0;              /* special flag for inputting rolls */
  65 int     rfl = 0;
  66
  67 const char   *const color[] = {"White", "Red", "white", "red"};
  68
  69
  70 struct move gm;
  71 const char      *const *Colorptr;
  72 const char      *const *colorptr;
  73 int     *inopp;
  74 int     *inptr;
  75 int     *offopp;
  76 int     *offptr;
  77 char    args[100];
  78 int     bar;
  79 int     begscr;
  80 int     board[26];
  81 char    cin[100];
  82 int     colen;
  83 int     cturn;
  84 int     curc;
  85 int     curr;
  86 int     dlast;
  87 int     gvalue;
  88 int     home;
  89 int     in[2];
  90 int     ncin;
  91 int     off[2];
  92 int     rscore;
  93 int     table[6][6];
  94 int     wscore;
  95 struct termios  old, noech, raw;
  96
  97 void
  98 move_init(struct move *mm)
  99 {
 100         mm->D0 = 0;
 101         mm->D1 = 0;
 102         mm->mvlim = 0;
 103         mm->p[0] = mm->p[1] = mm->p[2] = mm->p[3] = mm->p[4] = 0;
 104         mm->g[0] = mm->g[1] = mm->g[2] = mm->g[3] = mm->g[4] = 0;
 105         mm->h[0] = mm->h[1] = mm->h[2] = mm->h[3] = 0;
 106         mm->d0 = 0;
 107 }