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Annotation of 43BSDReno/games/chess/gnuchess.h, revision 1.1.1.1

1.1       root        1: /*
                      2:   This file contains code for CHESS.
                      3:   Copyright (C) 1986, 1987, 1988 Free Software Foundation, Inc.
                      4: 
                      5:   This file is part of CHESS.
                      6: 
                      7:   CHESS is distributed in the hope that it will be useful,
                      8:   but WITHOUT ANY WARRANTY.  No author or distributor
                      9:   accepts responsibility to anyone for the consequences of using it
                     10:   or for whether it serves any particular purpose or works at all,
                     11:   unless he says so in writing.  Refer to the CHESS General Public
                     12:   License for full details.
                     13: 
                     14:   Everyone is granted permission to copy, modify and redistribute
                     15:   CHESS, but only under the conditions described in the
                     16:   CHESS General Public License.   A copy of this license is
                     17:   supposed to have been given to you along with CHESS so you
                     18:   can know your rights and responsibilities.  It should be in a
                     19:   file named COPYING.  Among other things, the copyright notice
                     20:   and this notice must be preserved on all copies.
                     21: */
                     22: 
                     23: 
                     24: /* Header file for GNU CHESS */  
                     25: 
                     26: #define neutral 2
                     27: #define white 0
                     28: #define black 1 
                     29: #define no_piece 0
                     30: #define pawn 1
                     31: #define knight 2
                     32: #define bishop 3
                     33: #define rook 4
                     34: #define queen 5
                     35: #define king 6
                     36: #define pxx " PNBRQK"
                     37: #define qxx " pnbrqk"
                     38: #define rxx "12345678"
                     39: #define cxx "abcdefgh"
                     40: #define check 0x0001
                     41: #define capture 0x0002
                     42: #define draw 0x0004
                     43: #define promote 0x0008
                     44: #define cstlmask 0x0010
                     45: #define epmask 0x0020
                     46: #define exact 0x0040
                     47: #define pwnthrt 0x0080
                     48: #define maxdepth 30
                     49: #define true 1
                     50: #define false 0
                     51: 
                     52: struct leaf
                     53:   {
                     54:     short f,t,score,reply;
                     55:     unsigned short flags;
                     56:   };
                     57: struct GameRec
                     58:   {
                     59:     unsigned short gmove;
                     60:     short score,depth,time,piece,color;
                     61:     long nodes;
                     62:   };
                     63: struct TimeControlRec
                     64:   {
                     65:     short moves[2];
                     66:     long clock[2];
                     67:   };
                     68: struct BookEntry
                     69:   {
                     70:     struct BookEntry *next;
                     71:     unsigned short *mv;
                     72:   };
                     73: 
                     74: extern char mvstr1[5],mvstr2[5];
                     75: extern struct leaf Tree[2000],*root;
                     76: extern short TrPnt[maxdepth],board[64],color[64];
                     77: extern short row[64],column[64],locn[8][8];
                     78: extern short atak[2][64],PawnCnt[2][8];
                     79: extern short castld[2],kingmoved[2];
                     80: extern short c1,c2,*atk1,*atk2,*PC1,*PC2;
                     81: extern short mate,post,opponent,computer,Sdepth,Awindow,Bwindow,dither;
                     82: extern long ResponseTime,ExtraTime,Level,et,et0,time0,cputimer,ft;
                     83: extern long NodeCnt,evrate,ETnodes,EvalNodes,HashCnt;
                     84: extern short quit,reverse,bothsides,hashflag,InChk,player,force,easy,beep,meter;
                     85: extern short timeout,xwndw;
                     86: extern struct GameRec GameList[240];
                     87: extern short GameCnt,Game50,epsquare,lpost,rcptr,contempt;
                     88: extern short MaxSearchDepth;
                     89: extern struct BookEntry *Book;
                     90: extern struct TimeControlRec TimeControl;
                     91: extern short TCflag,TCmoves,TCminutes,OperatorTime;
                     92: extern short otherside[3];
                     93: extern short Stboard[64];
                     94: extern short Stcolor[64];
                     95: extern unsigned short hint,PrVar[maxdepth];
                     96: 
                     97: #define HZ 60

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