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- /*
- * dspcom.c - C source for GNU CHESS
- *
- * Copyright (c) 1988,1989,1990 John Stanback
- * Copyright (c) 1992 Free Software Foundation
- *
- * This file is part of GNU CHESS.
- *
- * GNU Chess is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * GNU Chess is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with GNU Chess; see the file COPYING. If not, write to
- * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
- */
- #include "gnuchess.h"
- extern INTSIZE Mwpawn[64], Mbpawn[64], Mknight[2][64], Mbishop[2][64];
- extern char *version, *patchlevel;
- char __aligned mvstr[4][6];
- char __aligned *InPtr;
- #define BOOKMENUNUM 0xc2
-
- #ifdef CACHE
- extern struct etable __far __aligned etab[2][ETABLE];
- #endif
-
-
- extern unsigned int TTadd;
-
- int __aligned SecsPerMove=10;
- extern int IllegalMove;
- int __aligned func_num=0;
- int __aligned thinkahead=0;
- int __aligned ThinkInARow=0;
- int __aligned ThinkAheadWorked=0;
- int __aligned ThinkAheadDepth=0;
-
- extern int backsrchaborted;
- extern short int ISZERO;
- extern short __aligned background;
- int __aligned verifyquiet=0;
- int __aligned MouseDropped=0;
-
- #include <ctype.h>
- #include <signal.h>
-
- #ifdef AMIGA
- #define __USE_SYSBASE
- #include <exec/types.h>
- #include <exec/exec.h>
- #include <proto/exec.h>
- #include <proto/dos.h>
- #include <proto/graphics.h>
- #include <proto/intuition.h>
- struct IntuiMessage __aligned globalmessage;
- int __aligned globalmessage_valid=0;
- extern struct Window __aligned *wG;
- extern int procpri;
- extern struct Process *myproc;
- extern struct MenuItem MenuItem6;
- extern struct Menu Menu1;
- extern unsigned char __far cookedchar[128];
- extern struct Menu __aligned Menu1;
- #define MenuList1 Menu1
- extern struct MenuItem __aligned MenuItem8ab;
- extern int __aligned MenuStripSet;
- #endif
-
- #define SIGQUIT SIGINT
-
- #ifdef MSDOS
- #include <dos.h>
- #include <conio.h>
- #include <stdlib.h>
- #include <string.h>
- #include <time.h>
- #else
- #include <dos.h>
- #include <stdlib.h>
- #include <string.h>
- #include <time.h>
- /*
- #include <sys/param.h>
- #include <sys/types.h>
- #include <sys/file.h>
- #include <sys/ioctl.h>
- */
- #endif
-
-
- /*
- * ataks.h - Header source for GNU CHESS
- *
- * Copyright (c) 1988,1989,1990 John Stanback
- * Copyright (c) 1992 Free Software Foundation
- *
- * This file is part of GNU CHESS.
- *
- * GNU Chess is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * GNU Chess is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with GNU Chess; see the file COPYING. If not, write to
- * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
- */
- inline int
- SqAtakd2 (ARGSZ int sq, ARGSZ int side)
-
- /*
- * See if any piece with color 'side' ataks sq. First check pawns then
- * Queen, Bishop, Rook and King and last Knight.
- */
-
- {
- register INTSIZE u;
- register unsigned char *ppos, *pdir;
- INTSIZE xside;
-
- xside = side ^ 1;
- pdir = nextdir[ptype[xside][pawn]][sq];
- u = pdir[sq]; /* follow captures thread */
- if (u != sq)
- {
- if (board[u] == pawn && color[u] == side)
- return (true);
- u = pdir[u];
- if (u != sq && board[u] == pawn && color[u] == side)
- return (true);
- }
- /* king capture */
- if (distance (sq, PieceList[side][0]) == 1)
- return (true);
- /* try a queen bishop capture */
- ppos = nextpos[bishop][sq];
- pdir = nextdir[bishop][sq];
- u = ppos[sq];
- do
- {
- if (color[u] == neutral)
- u = ppos[u];
- else
- {
- if (color[u] == side && (board[u] == queen || board[u] == bishop))
- return (true);
- u = pdir[u];
- }
- } while (u != sq);
- /* try a queen rook capture */
- ppos = nextpos[rook][sq];
- pdir = nextdir[rook][sq];
- u = ppos[sq];
- do
- {
- if (color[u] == neutral)
- u = ppos[u];
- else
- {
- if (color[u] == side && (board[u] == queen || board[u] == rook))
- return (true);
- u = pdir[u];
- }
- } while (u != sq);
- /* try a knight capture */
- pdir = nextdir[knight][sq];
- u = pdir[sq];
- do
- {
- if (color[u] == side && board[u] == knight)
- return (true);
- u = pdir[u];
- } while (u != sq);
- return (false);
- }
-
-
- void
- algbr (INTSIZE int f, INTSIZE int t, INTSIZE int flag)
-
-
- /*
- * Generate move strings in different formats.
- */
-
- {
- int m3p;
-
- if (f != t)
- {
- /* algebraic notation */
- mvstr[0][0] = cxx[column (f)];
- mvstr[0][1] = rxx[row (f)];
- mvstr[0][2] = cxx[column (t)];
- mvstr[0][3] = rxx[row (t)];
- mvstr[0][4] = mvstr[3][0] = '\0';
- if (((mvstr[1][0] = pxx[board[f]]) == 'P') || (flag & promote))
- {
- if (mvstr[0][0] == mvstr[0][2]) /* pawn did not eat */
- {
- mvstr[2][0] = mvstr[1][0] = mvstr[0][2]; /* to column */
- mvstr[2][1] = mvstr[1][1] = mvstr[0][3]; /* to row */
- m3p = 2;
- }
- else
- /* pawn ate */
- {
- mvstr[2][0] = mvstr[1][0] = mvstr[0][0]; /* column */
- mvstr[2][1] = mvstr[1][1] = mvstr[0][2]; /* to column */
- mvstr[2][2] = mvstr[0][3];
- m3p = 3; /* to row */
- }
- if (flag & promote)
- {
- mvstr[0][4] = mvstr[1][2] = mvstr[2][m3p] = qxx[flag & pmask];
- mvstr[0][5] = mvstr[1][3] = mvstr[2][m3p + 1] = mvstr[3][0] = '\0';
- #ifdef CHESSTOOL
- mvstr[3][0] = mvstr[0][0]; /* Allow e7e8 for chesstool */
- mvstr[3][1] = mvstr[0][1];
- mvstr[3][2] = mvstr[0][2];
- mvstr[3][3] = mvstr[0][3];
- mvstr[3][4] = '\0';
- #endif
- }
- mvstr[2][m3p] = mvstr[1][2] = '\0';
- }
- else
- /* not a pawn */
- {
- mvstr[2][0] = mvstr[1][0];
- mvstr[2][1] = mvstr[0][1];
- mvstr[2][2] = mvstr[1][1] = mvstr[0][2]; /* to column */
- mvstr[2][3] = mvstr[1][2] = mvstr[0][3]; /* to row */
- mvstr[2][4] = mvstr[1][3] = '\0';
- strcpy (mvstr[3], mvstr[2]);
- mvstr[3][1] = mvstr[0][0];
- if (flag & cstlmask)
- {
- if (t > f)
- {
- strcpy (mvstr[1], CP[5]);
- strcpy (mvstr[2], CP[7]);
- }
- else
- {
- strcpy (mvstr[1], CP[6]);
- strcpy (mvstr[2], CP[8]);
- }
- }
- }
- }
- else
- mvstr[0][0] = mvstr[1][0] = mvstr[2][0] = mvstr[3][0] = '\0';
- }
-
-
- int
- VerifyMove (char *s, INTSIZE int iop, INTSIZE unsigned int *mv)
-
- /*
- * Compare the string 's' to the list of legal moves available for the
- * opponent. If a match is found, make the move on the board.
- */
-
- {
- static INTSIZE pnt, tempb, tempc, tempsf, tempst, cnt;
- int r,c,l;
- char mystr[80];
- char piece;
- static struct leaf xnode;
- struct leaf *node;
-
- if ((s[1] >= 'a') && (s[1] <= 'h'))
- {
- if ((s[0] == 'n') || (s[0] == 'p') || (s[0] == 'b') ||
- (s[0] == 'k') || (s[0] == 'r') || (s[0] == 'q'))
- {
- s[0] = toupper(s[0]);
- }
- }
- *mv = 0;
- if (iop == 2)
- {
- UnmakeMove (opponent, &xnode, &tempb, &tempc, &tempsf, &tempst);
- return (false);
- }
- cnt = 0;
- MoveList (opponent, 2);
- pnt = TrPnt[2];
- while (pnt < TrPnt[3])
- {
- node = &Tree[pnt++];
- algbr (node->f, node->t, (INTSIZE) node->flags);
- if (strcmp (s, mvstr[0]) == 0 || strcmp (s, mvstr[1]) == 0 ||
- strcmp (s, mvstr[2]) == 0 || strcmp (s, mvstr[3]) == 0)
- {
- cnt++;
- xnode = *node;
- }
- }
- if (cnt == 1)
- {
- MakeMove (opponent, &xnode, &tempb, &tempc, &tempsf, &tempst, &INCscore);
- if (SqAtakd2 (PieceList[opponent][0], computer))
- {
- UnmakeMove (opponent, &xnode, &tempb, &tempc, &tempsf, &tempst);
- #if defined CHESSTOOL
- printz (CP[15]);
- #else
- #ifdef NONDSP
- /* Illegal move in check */
- #ifndef AMIGA
- printz (CP[77]);
- printz ("\n");
- #else
- DisplayComputerMove(CP[77]);
- #endif
- #else
- /* Illegal move in check */
- if (!verifyquiet)
- ShowMessage (CP[77]);
- #endif
- #endif /* CHESSTOOL */
- return (false);
- }
- else
- {
- if (iop == 1)
- return (true);
- UpdateDisplay (xnode.f, xnode.t, 0, (INTSIZE) xnode.flags);
- if ((board[xnode.t] == pawn)
- || (xnode.flags & capture)
- || (xnode.flags & cstlmask))
- {
- Game50 = GameCnt;
- ZeroRPT ();
- }
- GameList[GameCnt].depth = GameList[GameCnt].score = 0;
- GameList[GameCnt].nodes = 0;
- ElapsedTime (1);
- GameList[GameCnt].time = (INTSIZE) et;
- if (TCflag)
- {
- TimeControl.clock[opponent] -= et;
- timeopp[oppptr] = et;
- --TimeControl.moves[opponent];
- }
- *mv = (xnode.f << 8) | xnode.t;
- algbr (xnode.f, xnode.t, false);
- #ifdef AMIGA
- strcpy(mystr,mvstr[0]);
- r = mystr[3] - '1';
- c = mystr[2] - 'a';
- l = ((flag.reverse) ? locn (7 - r, 7 - c) : locn (r, c));
- if (color[l] == neutral)
- {
- DisplayBeep(0L);
- Delay(25L);
- DisplayBeep(0L);
- Delay(25L);
- DisplayBeep(0L);
- Delay(25L);
- piece = ' ';
- }
- else if (color[l] == white)
- piece = qxx[board[l]]; /* white are lower case pieces */
- else
- piece = pxx[board[l]]; /* black are upper case pieces */
- AnimateAmigaMove(mystr,piece);
- #endif
- return (true);
- }
- }
- #if defined CHESSTOOL
- printz (CP[78]);
- #else
- #ifdef NONDSP
- /* Illegal move */
- #ifdef AMIGA
- sprintf(mystr,CP[75],s);
- if (!verifyquiet)
- DisplayComputerMove(mystr);
- #else
- printz (CP[75], s);
- #endif
- #ifdef DEBUG8
- if (1)
- {
- FILE *D;
- int r, c, l;
- extern unsigned INTSIZE int PrVar[];
- D = fopen ("/tmp/DEBUG", "a+");
- pnt = TrPnt[2];
- fprintf (D, "resp = %d\n", ResponseTime);
- fprintf (D, "iop = %d\n", iop);
- fprintf (D, "matches = %d\n", cnt);
- algbr (hint >> 8, hint & 0xff, (INTSIZE) 0);
- fprintf (D, "hint %s\n", mvstr[0]);
- fprintf (D, "inout move is %s\n", s);
- for (r = 1; PrVar[r]; r++)
- {
- algbr (PrVar[r] >> 8, PrVar[r] & 0xff, (INTSIZE) 0);
- fprintf (D, " %s", mvstr[0]);
- }
- fprintf (D, "\n");
- fprintf (D, "legal move are \n");
- while (pnt < TrPnt[3])
- {
- node = &Tree[pnt++];
- algbr (node->f, node->t, (INTSIZE) node->flags);
- fprintf (D, "%s %s %s %s\n", mvstr[0], mvstr[1], mvstr[2], mvstr[3]);
- }
- fprintf (D, "\n current board is\n");
- for (r = 7; r >= 0; r--)
- {
- for (c = 0; c <= 7; c++)
- {
- l = locn (r, c);
- if (color[l] == neutral)
- fprintf (D, " -");
- else if (color[l] == white)
- fprintf (D, " %c", qxx[board[l]]);
- else
- fprintf (D, " %c", pxx[board[l]]);
- }
- fprintf (D, "\n");
- }
- fprintf (D, "\n");
- fclose (D);
- abort ();
- }
- #endif
- #else
- /* Illegal move */
- if (!verifyquiet)
- ShowMessage (CP[76]);
- #endif
- #endif /* CHESSTOOL */
- #if !defined CHESSTOOL && !defined XBOARD
- if (cnt > 1)
- ShowMessage (CP[32]);
- #endif /* CHESSTOOL */
- return (false);
- }
-
- int
- parser (char *f, int side)
- {
- int c1, r1, c2, r2;
-
- if (f[4] == 'o')
- if (side == black)
- return 0x3C3A;
- else
- return 0x0402;
- else if (f[0] == 'o')
- if (side == black)
- return 0x3C3E;
- else
- return 0x0406;
- else
- {
- c1 = f[0] - 'a';
- r1 = f[1] - '1';
- c2 = f[2] - 'a';
- r2 = f[3] - '1';
- return (locn (r1, c1) << 8) | locn (r2, c2);
- }
- /*NOTREACHED*/
- }
-
- int myfgets(char *buff,int len,BPTR fd)
- {
- char tmpch;
- int done=0;
- int numchars=0;
- int retval;
-
- retval = 1;
- do{
- if (Read(fd,&tmpch,1L) != 1L)
- {
- done = 1;
- retval = 0;
- }
- else
- {
- buff[numchars++] = tmpch;
- if (tmpch == '\n')
- {
- done = 1;
- }
- if (numchars >= (len-1))
- {
- done = 1;
- retval = 0;
- }
- }
- } while (!done);
- buff[numchars] = '\0';
- return(retval);
- }
-
- void
- GetGame (void)
- {
- char checkstr[8];
- BPTR fd;
- char fname[256], *p;
- int c, i, j;
- INTSIZE sq;
-
- /* enter file name */
- if (!GetFileName(fname))
- {
- return;
- }
- (void)SetTaskPri((struct Task *)myproc,0);
- if (fname[0] == 0)
- ShowMessage (CP[63]);
- #ifndef AMIGA
- scanz ("%s", fname);
- #endif
- /* chess.000 */
- if (fname[0] == '\0')
- strcpy (fname, CP[137]);
- ShowMessage("Loading Game..");
- Delay(20L);
- if ((fd = Open (fname, MODE_OLDFILE)) != NULL)
- {
- Delay(20L);
- NewGame ();
- ShowMessage("Loading Game..");
- Delay(10L);
- myfgets (fname, 256, fd);
- for(i=0;i<5;i++)
- checkstr[i] = fname[i];
- checkstr[5] = 0;
- if (stricmp(checkstr,"Black"))
- {
- DisplayBeep(0L);
- Delay(25L);
- DisplayBeep(0L);
- Close(fd);
- return;
- }
- computer = opponent = white;
- InPtr = fname;
- skip ();
- if (*InPtr == 'c')
- computer = black;
- else
- opponent = black;
- skip ();
- skip ();
- skip ();
- Game50 = atoi (InPtr);
- myfgets (fname, 256, fd);
- InPtr = &fname[14];
- castld[white] = ((*InPtr == CP[214][0]) ? true : false);
- skip ();
- skip ();
- castld[black] = ((*InPtr == CP[214][0]) ? true : false);
- myfgets (fname, 256, fd);
- InPtr = &fname[11];
- skipb ();
- TCflag = atoi (InPtr);
- skip ();
- InPtr += 14;
- skipb ();
- OperatorTime = atoi (InPtr);
- myfgets (fname, 256, fd);
- InPtr = &fname[11];
- skipb ();
- TimeControl.clock[white] = atoi (InPtr);
- skip ();
- skip ();
- TimeControl.moves[white] = atoi (InPtr);
- myfgets (fname, 256, fd);
- InPtr = &fname[11];
- skipb ();
- TimeControl.clock[black] = atoi (InPtr);
- skip ();
- skip ();
- TimeControl.moves[black] = atoi (InPtr);
- myfgets (fname, 256, fd);
- for (i = 7; i > -1; i--)
- {
- myfgets (fname, 256, fd);
- p = &fname[2];
- InPtr = &fname[11];
- skipb ();
- for (j = 0; j < 8; j++)
- {
- sq = i * 8 + j;
- if (*p == '.')
- {
- board[sq] = no_piece;
- color[sq] = neutral;
- }
- else
- {
- for (c = 0; c < 8; c++)
- {
- if (*p == pxx[c])
- {
- board[sq] = c;
- color[sq] = black;
- }
- }
- for (c = 0; c < 8; c++)
- {
- if (*p == qxx[c])
- {
- board[sq] = c;
- color[sq] = white;
- }
- }
- }
- p++;
- Mvboard[sq] = atoi (InPtr);
- skip ();
- }
- }
- GameCnt = 0;
- flag.regularstart = false/*true*/;
- myfgets (fname, 256, fd);
- myfgets (fname, 256, fd);
- myfgets (fname, 256, fd);
- while (myfgets (fname, 256, fd))
- {
- struct GameRec *g;
- int side = black; // was side = computer in 2.51
-
- /*printf("in while loop\n");*/
- side = side ^ 1;
- ++GameCnt;
- InPtr = fname;
- skipb ();
- g = &GameList[GameCnt];
- g->gmove = parser (InPtr, side);
- skip ();
- g->score = atoi (InPtr);
- skip ();
- g->depth = atoi (InPtr);
- skip ();
- g->nodes = atoi (InPtr);
- skip ();
- g->time = atoi (InPtr);
- skip ();
- g->flags = c = atoi (InPtr);
- skip ();
- g->hashkey = strtol (InPtr, (char **) NULL, 16);
- skip ();
- g->hashbd = strtol (InPtr, (char **) NULL, 16);
- g->piece = no_piece;
- g->color = neutral;
- if (c & (capture | cstlmask))
- {
- if (c & capture)
- {
- skip ();
- for (c = 0; c < 8; c++)
- if (pxx[c] == *InPtr)
- break;
- g->piece = c;
- }
- skip ();
- g->color = ((*InPtr == CP[119][0]) ? black : white);
- }
- }
- /* GameCnt--; */
- if (TimeControl.clock[white] > 0)
- TCflag = true;
- Close (fd);
- }
- ISZERO = 1;
- ZeroRPT ();
- InitializeStats ();
- UpdateDisplay (0, 0, 1, 0);
- Sdepth = 0;
- hint = 0;
- DisableMoveNow();
- if (!TCflag)
- {
- EnableMoveNow();
- }
- else
- {
- i = player;
- player = black;
- UpdateClocks();
- player = white;
- UpdateClocks();
- player = i;
- if ((((TimeControl.clock[black])/TimeControl.moves[black]) > 5900) ||
- (((TimeControl.clock[white])/TimeControl.moves[white]) > 5900))
- {
- EnableMoveNow();
- }
- }
- flag.regularstart = false;
- Book = 0;
- if (MenuStripSet)
- {
-
- MenuItem8ab.Flags &= (0xffff ^ CHECKED);
- SetMenuStrip(wG,&MenuList1); /* attach any Menu */
- }
- ZeroTTable();
- #ifndef AMIGA
- memset ((signed char *) etab, 0, sizeof (etab));
- #else
- ClearMem(etab,sizeof(etab));
- #endif
- ShowMessage("Game Loaded");
- #ifdef AMIGA
- DrawAmigaBoard();
- #endif
- (void)SetTaskPri((struct Task *)myproc,procpri);
- }
-
- void
- GetXGame (void)
- {
- BPTR fd;
- char fname[256], *p;
- int c, i, j;
- INTSIZE sq;
- /* Enter file name */
- ShowMessage (CP[63]);
- #ifndef AMIGA
- scanz ("%s", fname);
- #endif
- if (fname[0] == '\0')
- /* xboard.position.read*/
- strcpy (fname, CP[205]);
- if ((fd = Open (fname, MODE_OLDFILE)) != NULL)
- {
- NewGame ();
- flag.regularstart = false;
- Book = false;
- myfgets (fname, 256, fd);
- fname[6] = '\0';
- if (strcmp (fname, CP[206]))
- return;
- myfgets (fname, 256, fd);
- myfgets (fname, 256, fd);
- for (i = 7; i > -1; i--)
- {
- myfgets (fname, 256, fd);
- p = fname;
- for (j = 0; j < 8; j++)
- {
- sq = i * 8 + j;
- if (*p == '.')
- {
- board[sq] = no_piece;
- color[sq] = neutral;
- }
- else
- {
- for (c = 0; c < 8; c++)
- {
- if (*p == qxx[c])
- {
- board[sq] = c;
- color[sq] = black;
- }
- }
- for (c = 0; c < 8; c++)
- {
- if (*p == pxx[c])
- {
- board[sq] = c;
- color[sq] = white;
- }
- }
- }
- p += 2;
- }
- }
- Close (fd);
- }
- ISZERO = 1;
- ZeroRPT ();
- InitializeStats ();
- UpdateDisplay (0, 0, 1, 0);
- Sdepth = 0;
- hint = 0;
- }
-
- void
- SaveGame (void)
- {
- FILE *fd;
- char fname[256];
- INTSIZE sq, i, c, f, t;
- char p;
-
- if (!(GetFileName(savefile)))
- {
- return;
- }
- (void)SetTaskPri((struct Task *)myproc,0);
- if (savefile[0])
- strcpy (fname, savefile);
- else
- {
- /* Enter file name*/
- ShowMessage (CP[63]);
- #ifndef AMIGA
- scanz ("%s", fname);
- #endif
- }
-
- if (fname[0] == '\0')
- /* chess.000 */
- strcpy (fname, CP[137]);
- Delay(25L);
- if ((fd = fopen (fname, "w")) != NULL)
- {
- char *b, *w;
-
- Delay(25L);
- b = w = CP[74];
- if (computer == black)
- b = CP[141];
- if (computer == white)
- w = CP[141];
- fprintf (fd, CP[37], b, w, Game50);
- fprintf (fd, CP[42], castld[white] ? CP[214] : CP[215], castld[black] ? CP[214] : CP[215]);
- fprintf (fd, CP[111], TCflag, OperatorTime);
- fprintf (fd, CP[117],
- TimeControl.clock[white], TimeControl.moves[white],
- TimeControl.clock[black], TimeControl.moves[black]);
- for (i = 7; i > -1; i--)
- {
- fprintf (fd, "%1d ", i + 1);
- for (c = 0; c < 8; c++)
- {
- sq = i * 8 + c;
- switch (color[sq])
- {
- case black:
- p = pxx[board[sq]];
- break;
- case white:
- p = qxx[board[sq]];
- break;
- default:
- p = '.';
- }
- fprintf (fd, "%c", p);
- }
- for (f = i * 8; f < i * 8 + 8; f++)
- fprintf (fd, " %d", Mvboard[f]);
- fprintf (fd, "\n");
- }
- fprintf (fd, " %s\n", cxx);
- fprintf (fd, CP[126]);
- for (i = 1; i <= GameCnt; i++)
- {
- struct GameRec *g = &GameList[i];
-
- f = g->gmove >> 8;
- t = (g->gmove & 0xFF);
- algbr (f, t, g->flags);
- fprintf (fd, "%s %5d %5d %7ld %5d %5d %#08lx %#08lx %c %s\n",
- mvstr[0], g->score, g->depth,
- g->nodes, g->time, g->flags, g->hashkey, g->hashbd,
- pxx[g->piece], ((g->color == 2) ? " " : ColorStr[g->color]));
- }
- fclose (fd);
- /* Game saved */
- ShowMessage (CP[70]);
- }
- else
- /*ShowMessage ("Could not open file");*/
- ShowMessage (CP[48]);
- (void)SetTaskPri((struct Task *)myproc,procpri);
- }
-
- void
- ListGame (getstr)
- int getstr;
- {
- FILE *fd;
- INTSIZE i, f, t;
- long when;
- char fname[256], dbuf[256];
-
- if (listfile[0])
- strcpy (fname, listfile);
- else
- {
- #ifdef MSDOS
- sprintf (fname, "chess.lst");
- #else
- if (!getstr)
- {
- time (&when);
- strncpy (dbuf, ctime (&when), 20);
- dbuf[7] = '\0';
- dbuf[10] = '\0';
- dbuf[13] = '\0';
- dbuf[16] = '\0';
- dbuf[19] = '\0';
- /* use format "CLp16.Jan01-020304B" when patchlevel is 16,
- date is Jan 1
- time is 02:03:04
- program played black */
- sprintf (fname, "t:UC%s.%s%s-%s%s%s%c", patchlevel, dbuf + 4, dbuf + 8, dbuf + 11, dbuf + 14, dbuf + 17, ColorStr[computer][0]);
- /* replace space padding with 0 */
- for (i = 0; fname[i] != '\0'; i++)
- if (fname[i] == ' ')
- fname[i] = '0';
- }
- else
- {
- if (!GetFileName(fname))
- {
- return;
- }
- }
- #endif /* MSDOS */
- }
- Delay(5L);
- (void)SetTaskPri((struct Task *)myproc,0);
- fd = fopen (fname, "w");
- Delay(5L);
- if (!fd)
- {
- (void)SetTaskPri((struct Task *)myproc,procpri);
- return;
- }
- /*fprintf (fd, "gnuchess game %d\n", u);*/
- fprintf (fd, "%s\n", VERSTRING);
- fprintf (fd, CP[10]);
- fprintf (fd, CP[11]);
- for (i = 1; i <= GameCnt; i++)
- {
- f = GameList[i].gmove >> 8;
- t = (GameList[i].gmove & 0xFF);
- algbr (f, t, GameList[i].flags);
- if(GameList[i].flags & book)
- fprintf (fd, "%5s %5d Book%7ld %5d", mvstr[0],
- GameList[i].score,
- GameList[i].nodes, GameList[i].time);
- else
- fprintf (fd, "%5s %5d %2d %7ld %5d", mvstr[0],
- GameList[i].score, GameList[i].depth,
- GameList[i].nodes, GameList[i].time);
- if ((i % 2) == 0)
- {
- fprintf (fd, "\n");
- #ifdef DEBUG40
- if (computer == black)
- fprintf (fd, " %d %d %d %d %d %d %d\n",
- GameList[i].d1,
- GameList[i].d2,
- GameList[i].d3,
- GameList[i].d4,
- GameList[i].d5,
- GameList[i].d6,
- GameList[i].d7);
- else
- fprintf (fd, " %d %d %d %d %d %d %d\n",
- GameList[i - 1].d1,
- GameList[i - 1].d2,
- GameList[i - 1].d3,
- GameList[i - 1].d4,
- GameList[i - 1].d5,
- GameList[i - 1].d6,
- GameList[i - 1].d7);
- #endif
- }
- else
- fprintf (fd, " ");
- }
- fprintf (fd, "\n\n");
- if (GameList[GameCnt].flags & draw)
- {
- fprintf (fd, CP[54], DRAW);
- }
- else if (GameList[GameCnt].score == -9999)
- {
- fprintf (fd, "%s\n", ColorStr[player ]);
- }
- else if (GameList[GameCnt].score == 9998)
- {
- fprintf (fd, "%s\n", ColorStr[player ^ 1]);
- }
- fclose (fd);
- (void)SetTaskPri((struct Task *)myproc,procpri);
- }
-
- void
- Undo (void)
-
- /*
- * Undo the most recent half-move.
- */
-
- {
- INTSIZE f, t;
- f = GameList[GameCnt].gmove >> 8;
- t = GameList[GameCnt].gmove & 0xFF;
- if (board[t] == king && distance (t, f) > 1)
- (void) castle (GameList[GameCnt].color, f, t, 2);
- else
- {
- /* Check for promotion: */
- if (GameList[GameCnt].flags & promote)
- {
- board[t] = pawn;
- }
- board[f] = board[t];
- color[f] = color[t];
- board[t] = GameList[GameCnt].piece;
- color[t] = GameList[GameCnt].color;
- if (color[t] != neutral)
- Mvboard[t]--;
- Mvboard[f]--;
- }
- if (GameList[GameCnt].flags & epmask)
- EnPassant (otherside[color[f]], f, t, 2);
- else
- InitializeStats ();
- epsquare = GameList[GameCnt].epssq;
- if (TCflag && (TCmoves>1))
- ++TimeControl.moves[color[f]];
- hashkey = GameList[GameCnt].hashkey;
- hashbd = GameList[GameCnt].hashbd;
- GameCnt--;
- computer = computer ^ 1;
- opponent = opponent ^ 1;
- Mate = flag.mate = false;
- Sdepth = 0;
- player = player ^ 1;
- ShowSidetoMove ();
- UpdateDisplay (0, 0, 1, 0);
-
- InitializeStats();
- ZeroRPT();
- ZeroTTable();
- #ifndef AMIGA
- memset ((signed char *) etab, 0, sizeof (etab));
- #else
- ClearMem(etab,sizeof(etab));
- #endif
- #ifdef HISTORY
- #ifdef AMIGA
- ClearMem(history,sizeof(history));
- #else
- memset(history,0,sizeof(history));
- #endif
- #endif
-
- /* if (flag.regularstart)
- Book = BOOKFAIL;*/
- }
-
- void
- TestSpeed (void (*f) ( INTSIZE int side, INTSIZE int ply), unsigned j)
- {
- char astr[256];
- INTSIZE i;
- long cnt, rate, t1, t2;
-
- t1 = time (0);
- Forbid();
- for (i = 0; i < j; i++)
- {
- f (opponent, 2);
- }
- Permit();
- t2 = time (0);
- cnt = j * (TrPnt[3] - TrPnt[2]);
- if (t2 - t1)
- et = (t2 - t1) * 100;
- else
- et = 1;
- rate = (et) ? (cnt / et) : 0;
- /*printz ("Nodes= %ld Nodes/sec= %ld\n", cnt, rate);*/
- #ifdef NONDSP
- #ifdef AMIGA
- if (!func_num)
- sprintf(astr,"Mlst=%dN/s",rate*100);
- else if (func_num == 1)
- sprintf(astr,"Clst=%dN/s",rate*100);
- ShowMessage(astr);
- #else
- printz (CP[91], cnt, rate*100);
- #endif
- #ifdef DEBUG9
- for (j = TrPnt[2]; j < TrPnt[3]; j++)
- {
- struct leaf *node = &Tree[j];
- algbr (node->f, node->t, node->flags);
- printf ("%s %s %s %s %d %x\n", mvstr[0], mvstr[1], mvstr[2], mvstr[3],node->score,node->flags);
- }
- #endif
- #else
- ShowNodeCnt (cnt);
- #endif
- }
-
- void
- TestPSpeed (INTSIZE int (*f) (INTSIZE int side), unsigned j)
- {
- char astr[256];
- INTSIZE i;
- long cnt, rate, t1, t2;
-
- t1 = time (0);
- Forbid();
- for (i = 0; i < j; i++)
- {
- (void) f (opponent);
- }
- Permit();
- t2 = time (0);
- cnt = j;
- if (t2 - t1)
- et = (t2 - t1) * 100;
- else
- et = 1;
- rate = (et) ? (cnt / et) : 0;
- /*printz ("Nodes= %ld Nodes/sec= %ld\n", cnt, rate);*/
- #ifdef NONDSP
- #ifdef AMIGA
- sprintf(astr,"Eval=%ldN/s",rate*100);
- ShowMessage(astr);
- #else
- printz (CP[91], cnt, rate*100);
- #endif
- #else
- ShowNodeCnt (cnt);
- #endif
- }
-
-
- void
- SetMachineTime (char *s)
- {
- char *time;
- int m, t;
- time = &s[strlen (CP[197])];
- m = strtol (time, &time, 10);
- t = strtol (time, &time, 10);
- if (t)
- TimeControl.clock[computer] = t;
- if (m)
- TimeControl.moves[computer] = m;
- #ifdef XBOARD
- printz (CP[222], m, t);
- #endif
- }
-
-
- void
- InputCommand (cstring)
-
- char *cstring;
-
- /*
- * Process the users command. If easy mode is OFF (the computer is thinking
- * on opponents time) and the program is out of book, then make the 'hint'
- * move on the board and call SelectMove() to find a response. The user
- * terminates the search by entering ^C (quit siqnal) before entering a
- * command. If the opponent does not make the hint move, then set Sdepth to
- * zero.
- */
-
- {
- int need_to_zero;
- char tstr[40];
- int i = 0;
- INTSIZE have_shown_prompt = false;
- INTSIZE ok, tmp;
- unsigned INTSIZE mv;
- char s[80], sx[80];
-
- #if defined CHESSTOOL
- INTSIZE normal = false;
-
- #endif
-
- ok = flag.quit = false;
- player = opponent;
- ft = 0;
- #ifdef CACHE
- if(TTadd > ttblsize) // want to zero out ttable each time
- ZeroTTable();
- #endif
- if (hint > 0 && !flag.easy && !flag.force)
- if ((board[hint >> 8] != pawn) || ((row (hint & 0x3f) != 0) && (row (hint & 0x3f) != 7)))
- {
- thinkahead = 1;
- /* fflush (stdout);*/
- ft = time0;
- /*time0 = time ((long *) 0);*/
- algbr ((INTSIZE) hint >> 8, (INTSIZE) hint & 0x3F, false);
- strcpy (s, mvstr[0]);
- tmp = epsquare;
- #ifdef DEBUG12
- if (1)
- {
- FILE *D;
- int r, c, l;
- extern unsigned INTSIZE int PrVar[];
- D = fopen ("/tmp/DEBUGA", "a+");
- fprintf (D, "score = %d\n", root->score);
- fprintf (D, "inout move is %s\n", s);
- for (r = 1; PrVar[r]; r++)
- {
- algbr (PrVar[r] >> 8, PrVar[r] & 0xff, (INTSIZE) 0);
- fprintf (D, " %s", mvstr[0]);
- }
- fprintf (D, "\n current board is\n");
- for (r = 7; r >= 0; r--)
- {
- for (c = 0; c <= 7; c++)
- {
- l = locn (r, c);
- if (color[l] == neutral)
- fprintf (D, " -");
- else if (color[l] == white)
- fprintf (D, " %c", qxx[board[l]]);
- else
- fprintf (D, " %c", pxx[board[l]]);
- }
- fprintf (D, "\n");
- }
- fprintf (D, "\n");
- fclose (D);
- }
- #endif
- #if !defined CHESSTOOL
- #ifndef AMIGA
- if (flag.post)
- GiveHint ();
- #endif
- #endif
- verifyquiet = 1;
- if (VerifyMove (s, 1, &mv))
- {
- Sdepth = 0;
- #ifdef QUIETBACKGROUND
- #ifdef NONDSP
- PromptForMove ();
- #else
- ShowSidetoMove ();
- ShowPrompt ();
- #endif
- have_shown_prompt = true;
- #endif /* QUIETBACKGROUND */
- backsrchaborted = 0;
- SelectMove (computer, 2);
- #ifdef OLD_LOOKAHEAD
- VerifyMove (s, 2, &mv);
- Sdepth = 0;
- #else // faster lookahead on predict
- VerifyMove (s, 2, &mv);
- //sprintf(tstr,"sd = %d",Sdepth);
- //ShowMessage(tstr);
- if ((Sdepth > 0)&&(backsrchaborted))
- Sdepth--;
- #endif
- }
- verifyquiet = 0;
- /*ft = (time ((long *) 0) - time0) * 100;*/
- epsquare = tmp;
- time0 = ft;
- }
- while (!(ok || flag.quit))
- {
- need_to_zero = 0;
- #if defined CHESSTOOL
- normal = false;
- #endif
- player = opponent;
- #ifdef QUIETBACKGROUND
- if (!have_shown_prompt)
- {
- #endif /* QUIETBACKGROUND */
- #ifdef NONDSP
- PromptForMove ();
- #else
- ShowSidetoMove ();
- ShowPrompt ();
- #endif
- #ifdef QUIETBACKGROUND
- }
- have_shown_prompt = false;
- #endif /* QUIETBACKGROUND */
- #ifdef NONDSP
- s[0] = sx[0] = '\0';
- #ifndef AMIGA
- while (!sx[0])
- i = (int) gets (sx);
- #else
- thinking2 = 0;
- i = 1;
- thinkahead = 0;
- GetOperatorEntry(sx);
- #endif
- #else
- /* fflush (stdout);
- i = (int) getstr (sx);*/
- #endif
- sscanf (sx, "%s", s);
- if (i == EOF)
- ExitChess ();
- if (s[0] == '\0')
- continue;
- if (strcmp (s, CP[131]) == 0) /*bd*/
- {
- #if defined CHESSTOOL || defined XBOARD
- chesstool = 0;
- #endif /* CHESSTOOL */
- ClrScreen ();
- UpdateDisplay (0, 0, 1, 0);
- #if defined CHESSTOOL || defined XBOARD
- chesstool = 1;
- #endif /* CHESSTOOL */
- }
- else if (strcmp (s, CP[129]) == 0) /* noop */ ; /*alg*/
- else if ((strcmp (s, CP[180]) == 0) || (strcmp (s, CP[216]) == 0)) /* quit exit*/
- flag.quit = true;
- else if (strcmp (s, CP[178]) == 0) /*post*/
- {
- /* flag.post = !flag.post;*/
- }
- else if ((strcmp (s, CP[191]) == 0) || (strcmp (s, CP[154]) == 0)) /*set edit*/
- EditBoard ();
- #ifdef NONDSP
- else if (strcmp (s, CP[190]) == 0) /*setup*/
- SetupBoard ();
- #endif
- else if (strcmp (s, CP[156]) == 0) /*first*/
- {
- #if defined CHESSTOOL
- computer = white;
- opponent = black;
- flag.force = false;
- Sdepth = 0;
- #endif /* CHESSTOOL */
- ok = true;
- }
- else if (strcmp (s, CP[162]) == 0) /*go*/
- {
- ok = true;
- flag.force = false;
- if (computer == white)
- {
- computer = black;
- opponent = white;
- }
- else
- {
- computer = white;
- opponent = black;
- }
- }
- else if (strcmp (s, CP[166]) == 0) /*help*/
- help ();
- else if (strcmp (s, CP[221]) == 0) /*material*/
- flag.material = !flag.material;
- else if (strcmp (s, CP[157]) == 0) /*force*/
- {flag.force = !flag.force; flag.bothsides = false;}
- else if (strcmp (s, CP[134]) == 0) /*book*/
- Book = Book ? 0 : BOOKFAIL;
- else if (strcmp (s, CP[172]) == 0) /*new*/
- {
- NewGame ();
- UpdateDisplay (0, 0, 1, 0);
- }
- else if (strcmp (s, CP[171]) == 0) /*list*/
- ListGame (0xff);
- else if (strcmp (s, CP[169]) == 0 || strcmp (s, CP[217]) == 0) /*level clock*/
- {
- GetTimeString(tstr);
- SelectLevel (tstr);
- }
- else if (strcmp (s, CP[165]) == 0) /*hash*/
- flag.hash = !flag.hash;
- else if (strcmp (s, CP[132]) == 0) /*beep*/
- flag.beep = !flag.beep;
- else if (strcmp (s, CP[197]) == 0) /*time*/
- {
- SetMachineTime (sx);
- }
- else if (strcmp (s, CP[33]) == 0) /*Awindow*/
- ChangeAlphaWindow ();
- else if (strcmp (s, CP[39]) == 0) /*Bwindow*/
- ChangeBetaWindow ();
- else if (strcmp (s, CP[183]) == 0) /*rcptr*/
- flag.rcptr = !flag.rcptr;
- else if (strcmp (s, CP[168]) == 0) /*hint*/
- {
- GiveHint ();
- }
- else if (strcmp (s, CP[135]) == 0) /*both*/
- {
- flag.bothsides = !flag.bothsides;
- if (flag.bothsides)
- {
- (void)SetTaskPri((struct Task *)myproc,0);
- thinkahead = 1;
- }
- flag.force = false;
- Sdepth = 0;
- ElapsedTime (1);
- SelectMove (opponent, 1);
- ok = true;
- }
- else if (strcmp (s, CP[185]) == 0) /*reverse*/
- {
- #ifndef AMIGA
- flag.reverse = !flag.reverse;
- ClrScreen ();
- UpdateDisplay (0, 0, 1, 0);
- #endif
- }
- else if (strcmp (s, CP[195]) == 0) /*switch*/
- {
- computer = computer ^ 1;
- opponent = opponent ^ 1;
- xwndw = (computer == white) ? WXWNDW : BXWNDW;
- flag.force = false;
- Sdepth = 0;
- if ((!GameCnt) && (Book) && (flag.regularstart))
- GetOpenings(computer);
- else
- Book = 0;
- ok = true;
- }
- else if (strcmp (s, CP[203]) == 0) /*white*/
- {
- computer = black;
- opponent = white;
- xwndw = WXWNDW;
- flag.force = false;
- Sdepth = 0;
-
- /*
- * ok = true; don't automatically start with white command
- */
- }
- else if (strcmp (s, CP[133]) == 0) /*black*/
- {
- computer = white;
- opponent = black;
- xwndw = BXWNDW;
- flag.force = false;
- Sdepth = 0;
-
- /*
- * ok = true; don't automatically start with black command
- */
- }
- else if (strcmp (s, CP[201]) == 0 && GameCnt > 0) /*undo*/
- {
- #ifndef AMIGA
- Undo ();
- #endif
- }
- else if (strcmp (s, CP[184]) == 0 && GameCnt > 1) /*remove*/
- {
- #ifndef AMIGA
- Undo ();
- Undo ();
- #endif
- }
- else if (strcmp (s, CP[160]) == 0) /*get*/
- GetGame ();
- else if (strcmp (s, CP[207]) == 0) /*xget*/
- GetXGame ();
- else if (strcmp (s, CP[189]) == 0) /*save*/
- SaveGame ();
- else if (strcmp (s, CP[151]) == 0) /*depth*/
- ChangeSearchDepth ();
- #ifdef DEBUG
- else if (strcmp (s, CP[147]) == 0) /*debuglevel*/
- ChangeDbLev ();
- #endif /* DEBUG */
- else if (strcmp (s, CP[164]) == 0) /*hashdepth*/
- ChangeHashDepth ();
- else if (strcmp (s, CP[182]) == 0) /*random*/
- dither = DITHER;
- else if (strcmp (s, CP[152]) == 0) /*easy*/
- {
- /*flag.easy = !flag.easy;*/
- flag.easy = flag.easy; /* mod this for menu toggle on amiga */
- }
- else if (strcmp (s, CP[143]) == 0) /*contempt*/
- SetContempt ();
- else if (strcmp (s, CP[209]) == 0) /*xwndw*/
- ChangeXwindow ();
- else if (strcmp (s, CP[186]) == 0) /*rv*/
- {
- flag.rv = !flag.rv;
- UpdateDisplay (0, 0, 1, 0);
- }
- else if (strcmp (s, CP[145]) == 0) /*coords*/
- {
- flag.coords = !flag.coords;
- UpdateDisplay (0, 0, 1, 0);
- }
- else if (strcmp (s, CP[193]) == 0) /*stras*/
- {
- flag.stars = !flag.stars;
- UpdateDisplay (0, 0, 1, 0);
- }
- else if (strcmp (s, CP[196]) == 0) /*test*/
- {
- /* ShowMessage (CP[108]);/*test movelist*/
- ShowMessage ("Testing..");
- func_num = 0;
- TestSpeed (MoveList, 20000);
- /* ShowMessage (CP[107]);/*test capturelist*/
- func_num++;
- TestSpeed (CaptureList, 30000);
- /* ShowMessage (CP[85]);/*test score position*/
- func_num++;
- TestPSpeed (ScorePosition, 15000);
- }
- else
- if (strcmp (s, CP[179]) == 0) /*p*/
- ShowPostnValues ();
- else if (strcmp (s, CP[148]) == 0) /*debug*/
- DoDebug ();
- else if (strcmp (s, "Mwpawn") == 0) /*debug*/
- DoTable (Mwpawn);
- else if (strcmp (s, "Mbpawn") == 0) /*debug*/
- DoTable (Mbpawn);
- else if (strcmp (s, "Mwknight") == 0) /*debug*/
- DoTable (Mknight[white]);
- else if (strcmp (s, "Mbknight") == 0) /*debug*/
- DoTable (Mknight[black]);
- else if (strcmp (s, "Mwbishop") == 0) /*debug*/
- DoTable (Mbishop[white]);
- else if (strcmp (s, "Mbbishop") == 0) /*debug*/
- DoTable (Mbishop[black]);
- else
- { /* this is where we move the humans pieces */
- #if defined CHESSTOOL
- normal = (ok = VerifyMove (s, 0, &mv));
- #else
- ok = VerifyMove (s, 0, &mv);
- #endif
- #ifdef OLDVERSION1_01
- if ((ok && mv != hint))
- {
- Sdepth = 0;
- ft = 0;
- }
- else
- Sdepth = 0;
- #else
- #ifndef OLD_LOOKAHEAD
- if ((ok)&&((mv != hint)||(flag.easy)||(Sdepth2<3)))
- {
- Sdepth = 0;
- need_to_zero = 1;
- }
- #endif
- if (ok)
- {
- if ((!flag.easy)&&(mv == hint)&&(Sdepth2>2))
- {
- ThinkAheadDepth = Sdepth2;
- if (ThinkInARow > 4) /* if it got to 4, we would have skipped one */
- ThinkInARow = 0;
- ThinkAheadWorked = 1;
- }
- else
- {
- ThinkInARow = 0;
- ThinkAheadDepth = 0;
- ThinkAheadWorked = 0;
- }
- } // ok
- #endif
- if ((!ok))
- {
- IllegalMove = 1;
- }
- if ((ok)&&(MouseDropped))
- {
- DoLegalMove(s);
- MouseDropped = 0;
- }
- if (need_to_zero)
- {
- need_to_zero = 0;
- ZeroTTable();
- }
- if (!ok)
- MouseDropped = 0;
- }
- }
-
- ElapsedTime (1);
- if (flag.force)
- {
- computer = opponent;
- opponent = computer ^ 1;
- }
- #if defined CHESSTOOL || defined XBOARD
- #if defined CHESSTOOL
- if (normal)
- if (computer == white)
- printz ("%d. %s", ++mycnt2, s);
- else
- printz ("%d. ... %s", ++mycnt2, s);
- #else
- printz ("%d. %s\n", ++mycnt2, s);
- #endif
- #ifdef notdef
- if (flag.post)
- {
- REG int i;
-
- printz (" %6d ", MSCORE);
- for (i = 1; MV[i] > 0; i++)
- {
- algbr ((INTSIZE) (MV[i] >> 8), (INTSIZE) (MV[i] & 0xFF), false);
- printz ("%5s ", mvstr[0]);
- }
- }
- printz ("\n");
- #endif
- #endif /* CHESSTOOL */
- signal (SIGINT, TerminateSearch);
- #ifndef MSDOS
- signal (SIGQUIT, TerminateSearch);
- #endif /* MSDOS */
- }
-
-
- void
- ElapsedTime (INTSIZE int iop)
-
-
- /*
- * Determine the time that has passed since the search was started. If the
- * elapsed time exceeds the target (ResponseTime+ExtraTime) then set timeout
- * to true which will terminate the search. iop = 0 calculate et bump ETnodes
- * iop = 1 calculate et set timeout if time exceeded, calculate et
- */
-
- {
- #ifndef MSDOS
- extern int errno;
- #ifdef AMIGA
- struct IntuiMessage *localmessage;
- long __aligned class,code;
- #endif
- #ifndef AMIGA
- #ifdef FIONREAD
- if (i = ioctl ((int) 0, FIONREAD, &nchar))
- {
- perror ("FIONREAD");
- fprintf (stderr,
- "You probably have a non-ANSI <ioctl.h>; see README. %d %d %x\n",
- i, errno, FIONREAD);
- exit (1);
- }
-
- if (nchar)
- {
- if (!flag.timeout)
- flag.back = true;
- flag.bothsides = false;
- }
- #endif /*FIONREAD*/
- #endif
- #ifdef AMIGA /* check if I need to interrupt thinking */
- if (thinkahead)
- {
- while ( (localmessage = (struct IntuiMessage *)
- GetMsg(wG->UserPort) )) /* got a message at window port */
- {
- if (localmessage->Class == RAWKEY)
- {
- if (localmessage->Code < 56)
- code = cookedchar[localmessage->Code];
- else
- code = 0;
- }
- else
- {
- code = 'A';
- }
- if (isalpha(code))
- {
- (void)SetTaskPri((struct Task *)myproc,procpri);
- if (!TCflag)
- backsrchaborted = 1;
- if (!flag.timeout)
- {
- flag.back = true;
- }
- flag.bothsides = false;
- globalmessage_valid = 0xffff;
- globalmessage = *localmessage;
- }
- ReplyMsg((struct Message *)localmessage);
- }
- }
- else if (thinking2) /* check for move now menu item */
- {
- while ( (localmessage = (struct IntuiMessage *)
- GetMsg(wG->UserPort) )) /* got a message at window port */
- {
- class = localmessage->Class;
- code = localmessage->Code;
- ReplyMsg((struct Message *)localmessage);
- if ((class == MENUPICK))
- {
- if (ItemAddress(&Menu1,code) == &MenuItem6)
- {
- if (!flag.timeout)
- {
- flag.back = true;
- flag.musttimeout = true;
- }
- flag.bothsides = false;
- }
- }
- }
- }
- #endif
- #else
- if (kbhit ())
- {
- if (!flag.timeout)
- flag.back = true;
- flag.bothsides = false;
- }
- #endif /* MSDOS */
- et = (time ((long *) 0) - time0) * 100;
- ETnodes = NodeCnt + ZNODES;
- if (et < 0)
- et = 0;
- if (iop == 1)
- {
- if (et > ResponseTime + ExtraTime && Sdepth > MINDEPTH)
- flag.timeout = true;
- ETnodes = NodeCnt + ZNODES;
- time0 = time ((long *) 0);
- }
- #ifdef AMIGA
- UpdateClocks ();
- //sprintf(tstr,"%d",et);
- //ShowMessage(tstr);
- #endif
- }
-
-
- void
- SetTimeControl (void)
- {
- int tmp;
- if (TCflag)
- {
- TimeControl.moves[white] = TimeControl.moves[black] = TCmoves;
- TimeControl.clock[white] = 6000L * TCminutes + TCseconds * 100;
- TimeControl.clock[black] = 6000L * TCminutes + TCseconds * 100;
- SecsPerMove = tmp = (TCminutes*60+TCseconds)/TCmoves;
- if (tmp < 10)
- {
- GlobalTgtDepth = 2;
- }
- else if (tmp < 180)
- {
- GlobalTgtDepth = 3;
- }
- else
- GlobalTgtDepth = 4;
- }
- else
- {
- TimeControl.moves[white] = TimeControl.moves[black] = 0;
- TimeControl.clock[white] = TimeControl.clock[black] = 0;
- }
- flag.onemove = (TCmoves == 1);
- et = 0;
- ElapsedTime (1);
- }
-