4 * ----------------------------------------------------------------------
5 * Copyright (c) 1993, 1994, 1995 Matthias Mutz
6 * Copyright (c) 1999 Michael Vanier and the Free Software Foundation
8 * GNU SHOGI is based on GNU CHESS
10 * Copyright (c) 1988, 1989, 1990 John Stanback
11 * Copyright (c) 1992 Free Software Foundation
13 * This file is part of GNU SHOGI.
15 * GNU Shogi is free software; you can redistribute it and/or modify it
16 * under the terms of the GNU General Public License as published by the
17 * Free Software Foundation; either version 3 of the License,
18 * or (at your option) any later version.
20 * GNU Shogi is distributed in the hope that it will be useful, but WITHOUT
21 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
22 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
25 * You should have received a copy of the GNU General Public License along
26 * with GNU Shogi; see the file COPYING. If not, see
27 * <http://www.gnu.org/licenses/>.
28 * ----------------------------------------------------------------------
35 #include <sys/param.h>
36 #include <sys/types.h>
44 unsigned short MV
[MAXDEPTH
];
50 extern short pscore
[];
53 /****************************************
54 * Trivial output functions.
55 ****************************************/
60 if (!barebones
&& !XSHOGI
)
68 if (!barebones
&& !XSHOGI
)
70 /* printf("\nYour move is? "); */
71 fputs(CP
[124], stdout
);
77 Raw_ShowCurrentMove(short pnt
, short f
, short t
)
83 Raw_ShowDepth(char ch
)
85 if (!barebones
&& !XSHOGI
)
87 printf(CP
[53], Sdepth
, ch
); /* Depth = %d%c */
94 Raw_ShowGameType(void)
97 printf("%c vs. %c\n", GameType
[black
], GameType
[white
]);
102 Raw_ShowLine(unsigned short *bstline
)
106 for (i
= 1; bstline
[i
] > 0; i
++)
108 if ((i
> 1) && (i
% 8 == 1))
111 algbr((short)(bstline
[i
] >> 8), (short)(bstline
[i
] & 0xFF), false);
112 printf("%5s ", mvstr
[0]);
120 Raw_ShowMessage(char *s
)
128 Raw_AlwaysShowMessage(const char *format
, va_list ap
)
136 Raw_Printf(const char *format
, va_list ap
)
143 Raw_doRequestInputString(const char* fmt
, char* buffer
)
150 Raw_GetString(char* sx
)
155 while(!eof
&& !sx
[0])
156 eof
= (fgets(sx
, 80, stdin
) == NULL
);
162 Raw_ShowNodeCnt(long NodeCnt
)
165 NodeCnt
, (((et
) ? ((NodeCnt
* 100) / et
) : 0)));
170 Raw_ShowPatternCount(short side
, short n
)
173 printf("%s matches %d pattern(s)\n", ColorStr
[side
], n
);
178 Raw_ShowResponseTime(void)
184 Raw_ShowResults(short score
, unsigned short *bstline
, char ch
)
186 if (flag
.post
&& !XSHOGI
)
189 printf("%2d%c %6d %4ld %8ld ",
190 Sdepth
, ch
, score
, et
/ 100, NodeCnt
);
191 Raw_ShowLine(bstline
);
197 Raw_ShowSidetoMove(void)
205 printf("stage = %d\n", stage
);
206 printf("balance[black] = %d balance[white] = %d\n",
207 balance
[black
], balance
[white
]);
210 /****************************************
211 * End of trivial output routines.
212 ****************************************/
221 #ifdef HAVE_SETLINEBUF
225 setvbuf(stdout
, NULL
, _IOLBF
, BUFSIZ
);
227 # error "Need setlinebuf() or setvbuf() to compile gnushogi!"
230 printf("GNU Shogi %sp%s\n", version
, patchlevel
);
235 if (!TCflag
&& (MaxResponseTime
== 0))
236 MaxResponseTime
= 15L * 100L;
244 /* CHECKME: what purpose does this next statement serve? */
245 signal(SIGTERM
, SIG_IGN
);
259 Raw_ShowMessage(CP
[31]); /* Abort? */
262 if (strcmp(s
, CP
[210]) == 0) /* yes */
268 Raw_TerminateSearch(int sig
)
270 #ifdef INTERRUPT_TEST
271 ElapsedTime(INIT_INTERRUPT_MODE
);
275 flag
.back
= true; /* previous: flag.timeout = true; */
277 flag
.bothsides
= false;
285 /* printf("SHOGI command summary\n"); */
286 printf(CP
[40], version
, patchlevel
);
287 printf("----------------------------------"
288 "------------------------------\n");
289 /* printf("7g7f move from 7g to 7f quit
291 fputs(CP
[158], stdout
);
292 /* printf("S6h move silver to 6h beep
293 * turn %s\n", (flag.beep) ? "off" : "on"); */
294 printf(CP
[86], (flag
.beep
) ? CP
[92] : CP
[93]);
295 /* printf("2d2c+ move from 2d to 2c and promote\n"); */
296 printf(CP
[128], (flag
.material
) ? CP
[92] : CP
[93]);
297 /* printf("P*5e drop pawn to 5e easy
298 * turn %s\n", (flag.easy) ? "off" : "on"); */
299 printf(CP
[173], (flag
.easy
) ? CP
[92] : CP
[93]);
301 * turn %s\n", (flag.hash) ? "off" : "on"); */
302 printf(CP
[174], (flag
.hash
) ? CP
[92] : CP
[93]);
303 /* printf("bd redraw board reverse
304 * board display\n"); */
305 fputs(CP
[130], stdout
);
306 /* printf("list game to shogi.lst book
307 * turn %s used %d of %d\n", (Book) ? "off" : "on", bookcount); */
308 printf(CP
[170], (Book
) ? CP
[92] : CP
[93], bookcount
, booksize
);
309 /* printf("undo undo last ply remove
310 * take back a move\n"); */
311 fputs(CP
[200], stdout
);
312 /* printf("edit edit board force
313 * enter game moves\n"); */
314 fputs(CP
[153], stdout
);
315 /* printf("switch sides with computer both
316 * computer match\n"); */
317 fputs(CP
[194], stdout
);
318 /* printf("black computer plays black white
319 * computer plays white\n"); */
320 fputs(CP
[202], stdout
);
321 /* printf("depth set search depth clock
322 * set time control\n"); */
323 fputs(CP
[149], stdout
);
324 /* printf("post principle variation hint
325 * suggest a move\n"); */
326 fputs(CP
[177], stdout
);
327 /* printf("save game to file get
328 * game from file\n"); */
329 fputs(CP
[188], stdout
);
330 printf("xsave pos. to xshogi file xget"
331 " pos. from xshogi file\n");
332 /* printf("random randomize play new
333 * start new game\n"); */
334 fputs(CP
[181], stdout
);
335 printf("--------------------------------"
336 "--------------------------------\n");
337 /* printf("Computer: %-12s Opponent: %s\n", */
339 ColorStr
[computer
], ColorStr
[opponent
]);
340 /* printf("Depth: %-12d Response time: %d sec\n", */
342 MaxSearchDepth
, MaxResponseTime
/100);
343 /* printf("Random: %-12s Easy mode: %s\n", */
345 (dither
) ? CP
[93] : CP
[92], (flag
.easy
) ? CP
[93] : CP
[92]);
346 /* printf("Beep: %-12s Transposition file: %s\n", */
348 (flag
.beep
) ? CP
[93] : CP
[92], (flag
.hash
) ? CP
[93] : CP
[92]);
349 /* printf("Tsume: %-12s Force: %s\n")*/
351 (flag
.tsume
) ? CP
[93] : CP
[92], (flag
.force
) ? CP
[93] : CP
[92]);
352 /* printf("Time Control %s %d moves %d seconds %d opr %d
353 * depth\n", (TCflag) ? "ON" : "OFF", */
355 (TCflag
) ? CP
[93] : CP
[92],
356 TimeControl
.moves
[black
], TimeControl
.clock
[black
] / 100,
357 TCadd
/100, MaxSearchDepth
);
362 * Set up a board position. Pieces are entered by typing the piece followed
363 * by the location. For example, Nf3 will place a knight on square f3.
368 short a
, r
, c
, sq
, i
, found
;
371 flag
.regularstart
= true;
374 Raw_UpdateDisplay(0, 0, 1, 0);
375 /* printf(". exit to main\n"); */
376 fputs(CP
[29], stdout
);
377 /* printf("# clear board\n"); */
378 fputs(CP
[28], stdout
);
379 /* printf("c change sides\n"); */
380 fputs(CP
[136], stdout
);
381 /* printf("enter piece & location: \n"); */
382 fputs(CP
[155], stdout
);
391 if (s
[0] == CP
[28][0]) /*#*/
393 for (sq
= 0; sq
< NO_SQUARES
; sq
++)
395 board
[sq
] = no_piece
;
402 if (s
[0] == CP
[136][0]) /*c*/
407 for (i
= pawn
; i
<= king
; i
++)
409 if ((s
[0] == pxx
[i
]) || (s
[0] == qxx
[i
]))
426 if ((c
>= 0) && (c
< NO_COLS
) && (r
>= 0) && (r
< NO_ROWS
))
430 board
[sq
] = no_piece
;
432 for (i
= no_piece
; i
<= king
; i
++)
434 if ((s
[0] == pxx
[i
]) || (s
[0] == qxx
[i
]))
437 board
[sq
] = promoted
[i
];
450 while (s
[0] != CP
[29][0]);
452 for (sq
= 0; sq
< NO_SQUARES
; sq
++)
453 Mvboard
[sq
] = ((board
[sq
] != Stboard
[sq
]) ? 10 : 0);
461 Raw_UpdateDisplay(0, 0, 1, 0);
466 * Set up a board position.
467 * Nine lines of nine characters are used to setup the board. 9a-1a is the
468 * first line. White pieces are represented by uppercase characters.
479 fgets(s
, 80, stdin
); /* skip "setup" command */
481 for (r
= NO_ROWS
- 1; r
>= 0; r
--)
485 for (c
= 0; c
<= (NO_COLS
- 1); c
++)
490 board
[sq
] = no_piece
;
492 for (i
= no_piece
; i
<= king
; i
++)
500 else if (ch
== qxx
[i
])
510 for (sq
= 0; sq
< NO_SQUARES
; sq
++)
511 Mvboard
[sq
] = ((board
[sq
] != Stboard
[sq
]) ? 10 : 0);
515 Raw_UpdateDisplay(0, 0, 1, 0);
516 /* printf("Setup successful\n"); */
517 fputs(CP
[106], stdout
);
522 Raw_SearchStartStuff(short side
)
528 ResponseTime
, TimeControl
.clock
[side
]);
538 printf("%s\n", CP
[225]);
542 if (mvstr
[0][0] == '\0')
547 /* add remaining time in milliseconds to xshogi */
548 printf("%d. ... %s %ld\n", ++mycnt1
, mvstr
[0],
549 (TimeControl
.clock
[player
] - et
) * 10);
553 printf("%d. ... %s\n", ++mycnt1
, mvstr
[0]);
557 if ((root
->flags
& draw
) || (root
->score
== -(SCORE_LIMIT
+ 999))
558 || (root
->score
== (SCORE_LIMIT
+ 998)))
571 if (Tree
[t
].f
|| Tree
[t
].t
)
579 /* printf("Nodes %ld Tree %d Eval %ld
580 * Rate %ld RS high %ld low %ld\n", */
581 printf(CP
[89], GenCnt
, NodeCnt
, t
, EvalNodes
,
582 (et
> 100) ? (NodeCnt
/ (et
/ 100)) : 0,
583 EADD
, EGET
, reminus
, replus
);
585 /* printf("Hin/Hout/Coll/Fin/Fout =
586 * %ld/%ld/%ld/%ld/%ld\n", */
588 HashAdd
, HashCnt
, THashCol
, HashCol
, FHashCnt
, FHashAdd
);
591 Raw_UpdateDisplay(root
->f
, root
->t
, 0, root
->flags
);
595 /* printf("My move is: %s\n", mvstr[0]); */
596 printf(CP
[83], mvstr
[0]);
603 if (root
->flags
& draw
)
605 /* printf("Drawn game!\n"); */
606 fputs(CP
[57], stdout
);
608 else if (root
->score
== -(SCORE_LIMIT
+ 999))
610 printf("%s mates!\n", ColorStr
[opponent
]);
612 else if (root
->score
== (SCORE_LIMIT
+ 998))
614 printf("%s mates!\n", ColorStr
[computer
]);
617 else if (!barebones
&& (root
->score
< -SCORE_LIMIT
))
619 printf("%s has a forced mate in %d moves!\n",
620 ColorStr
[opponent
], SCORE_LIMIT
+ 999 + root
->score
- 1);
622 else if (!barebones
&& (root
->score
> SCORE_LIMIT
))
624 printf("%s has a forced mate in %d moves!\n",
625 ColorStr
[computer
], SCORE_LIMIT
+ 998 - root
->score
- 1);
627 #endif /* VERYBUGGY */
632 Raw_UpdateClocks(void)
638 Raw_UpdateDisplay(short f
, short t
, short redraw
, short isspec
)
643 if (redraw
&& !XSHOGI
)
646 r
= (short)(TimeControl
.clock
[black
] / 6000);
647 c
= (short)((TimeControl
.clock
[black
] % 6000) / 100);
648 l
= (short)(TimeControl
.clock
[white
] / 6000);
649 m
= (short)((TimeControl
.clock
[white
] % 6000) / 100);
650 /* printf("Black %d:%02d White %d:%02d\n", r, c, l, m); */
651 printf(CP
[116], r
, c
, l
, m
);
654 for (r
= (NO_ROWS
- 1); r
>= 0; r
--)
656 for (c
= 0; c
<= (NO_COLS
- 1); c
++)
660 ? locn((NO_ROWS
- 1) - r
, (NO_COLS
- 1) - c
)
662 pc
= (is_promoted
[board
[l
]] ? '+' : ' ');
664 if (color
[l
] == neutral
)
666 else if (color
[l
] == black
)
667 printf("%c%c", pc
, qxx
[board
[l
]]);
669 printf("%c%c", pc
, pxx
[board
[l
]]);
679 for (side
= black
; side
<= white
; side
++)
682 printf((side
== black
)?"black ":"white ");
684 for (piece
= pawn
; piece
<= king
; piece
++)
686 if ((c
= Captured
[side
][piece
]))
687 printf("%i%c ", c
, pxx
[piece
]);
698 Raw_ChangeAlphaWindow(void)
700 printf("WAwindow: ");
701 scanf("%hd", &WAwindow
);
702 printf("BAwindow: ");
703 scanf("%hd", &BAwindow
);
708 Raw_ChangeBetaWindow(void)
710 printf("WBwindow: ");
711 scanf("%hd", &WBwindow
);
712 printf("BBwindow: ");
713 scanf("%hd", &BBwindow
);
722 algbr((short) (hint
>> 8), (short) (hint
& 0xFF), false);
723 printf(CP
[72], mvstr
[0]); /*hint*/
726 fputs(CP
[223], stdout
);
731 Raw_SelectLevel(char *sx
)
734 char T
[NO_SQUARES
+ 1], *p
, *q
;
736 if ((p
= strstr(sx
, CP
[169])) != NULL
)
737 p
+= strlen(CP
[169]);
738 else if ((p
= strstr(sx
, CP
[217])) != NULL
)
739 p
+= strlen(CP
[217]);
745 for (; *p
!= 'X'; *q
++ = *p
++);
749 /* line empty ask for input */
752 fputs(CP
[61], stdout
);
753 fgets(T
, NO_SQUARES
+ 1, stdin
);
757 /* skip blackspace */
758 for (p
= T
; *p
== ' '; p
++) ;
760 /* could be moves or a fischer clock */
763 /* its a fischer clock game */
765 TCminutes
= (short)strtol(p
, &q
, 10);
766 TCadd
= (short)strtol(q
, NULL
, 10) *100;
774 TCmoves
= (short)strtol(p
, &q
, 10);
775 TCminutes
= (short)strtol(q
, &q
, 10);
778 TCseconds
= (short)strtol(q
+ 1, (char **) NULL
, 10);
783 fputs(CP
[94], stdout
);
784 scanf("%hd", &OperatorTime
);
790 MaxResponseTime
= TCminutes
*60L * 100L + TCseconds
* 100L;
791 TCminutes
= TCseconds
= 0;
800 TimeControl
.clock
[black
] = TimeControl
.clock
[white
] = 0;
805 printf("Clocks: %ld %ld\n",
806 TimeControl
.clock
[black
] * 10,
807 TimeControl
.clock
[white
] * 10);
813 Raw_ChangeSearchDepth(void)
816 scanf("%hd", &MaxSearchDepth
);
817 TCflag
= !(MaxSearchDepth
> 0);
822 Raw_ChangeHashDepth(void)
824 printf("hashdepth = ");
825 scanf("%hd", &HashDepth
);
826 printf("MoveLimit = ");
827 scanf("%hd", &HashMoveLimit
);
832 Raw_SetContempt(void)
834 printf("contempt = ");
835 scanf("%hd", &contempt
);
840 Raw_ChangeXwindow(void)
843 scanf("%hd", &xwndw
);
848 * Raw_ShowPostnValue(short sq)
849 * must have called ExaminePosition() first
852 Raw_ShowPostnValue(short sq
)
855 score
= ScorePosition(color
[sq
]);
857 if (color
[sq
] != neutral
)
859 #if defined SAVE_SVALUE
860 printf("???%c ", (color
[sq
] == white
)?'b':'w');
862 printf("%3d%c ", svalue
[sq
], (color
[sq
] == white
)?'b':'w');
875 short c
, p
, sq
, tp
, tc
, tsq
, score
, j
, k
;
878 ExaminePosition(opponent
);
879 Raw_ShowMessage(CP
[65]);
883 if ((s
[0] == CP
[9][0]) || (s
[0] == CP
[9][1])) /* w W */
886 if ((s
[0] == CP
[9][2]) || (s
[0] == CP
[9][3])) /* b B */
889 for (p
= king
; p
> no_piece
; p
--)
891 if ((s
[1] == pxx
[p
]) || (s
[1] == qxx
[p
]))
897 for (j
= (NO_ROWS
- 1); j
>= 0; j
--)
899 for (k
= 0; k
< (NO_COLS
); k
++)
901 sq
= j
*(NO_COLS
) + k
;
906 tsq
= PieceList
[c
][1];
907 PieceList
[c
][1] = sq
;
908 Raw_ShowPostnValue(sq
);
909 PieceList
[c
][1] = tsq
;
918 score
= ScorePosition(opponent
);
920 for (j
= (NO_ROWS
- 1); j
>= 0; j
--)
922 for (k
= 0; k
< (NO_COLS
); k
++)
924 sq
= j
*(NO_COLS
) + k
;
926 if (color
[sq
] != neutral
)
928 #if defined SAVE_SVALUE
929 printf("%?????%c ", (color
[sq
] == white
)?'b':'w');
931 printf("%5d%c ", svalue
[sq
], (color
[sq
] == white
)?'b':'w');
943 printf("stage = %d\n", stage
);
944 printf(CP
[103], score
,
945 mtl
[computer
], pscore
[computer
], GameType
[computer
],
946 mtl
[opponent
], pscore
[opponent
], GameType
[opponent
]);
951 Raw_DoTable(short table
[NO_SQUARES
])
954 ExaminePosition(opponent
);
956 for (j
= (NO_ROWS
- 1); j
>= 0; j
--)
958 for (k
= 0; k
< NO_COLS
; k
++)
960 sq
= j
*(NO_ROWS
) + k
;
961 printf("%3d ", table
[sq
]);
970 Raw_ShowPostnValues(void)
972 short sq
, score
, j
, k
;
973 ExaminePosition(opponent
);
975 for (j
= (NO_ROWS
- 1); j
>= 0; j
--)
977 for (k
= 0; k
< NO_COLS
; k
++)
979 sq
= j
* NO_COLS
+ k
;
980 Raw_ShowPostnValue(sq
);
986 score
= ScorePosition(opponent
);
987 printf(CP
[103], score
,
988 mtl
[computer
], pscore
[computer
], GameType
[computer
],
989 mtl
[opponent
], pscore
[opponent
], GameType
[opponent
]);
990 printf("\nhung black %d hung white %d\n", hung
[black
], hung
[white
]);
995 Raw_PollForInput(void)
997 static struct pollfd pollfds
[1] = { /* [0] = */ { /* .fd = */ STDIN_FILENO
,
998 /* .events = */ POLLIN
} };
999 int cnt
= poll(pollfds
, sizeof(pollfds
)/sizeof(pollfds
[0]), 0);
1001 perror("polling standard input");
1004 if (cnt
) { /* if anything to read, or error occured */
1006 flag
.back
= true; /* previous: flag.timeout = true; */
1007 flag
.bothsides
= false;