* backend.c -- Common back end for X and Windows NT versions of\r
* XBoard $Id: backend.c,v 2.6 2003/11/28 09:37:36 mann Exp $\r
*\r
- * Copyright 1991 by Digital Equipment Corporation, Maynard, Massachusetts.\r
- * Enhancements Copyright 1992-2001 Free Software Foundation, Inc.\r
+ * Copyright 1991 by Digital Equipment Corporation, Maynard,\r
+ * Massachusetts. Enhancements Copyright\r
+ * 1992-2001,2002,2003,2004,2005,2006,2007,2008,2009 Free Software\r
+ * Foundation, Inc.\r
*\r
* The following terms apply to Digital Equipment Corporation's copyright\r
* interest in XBoard:\r
* SOFTWARE.\r
* ------------------------------------------------------------------------\r
*\r
- * The following terms apply to the enhanced version of XBoard distributed\r
- * by the Free Software Foundation:\r
+ * The following terms apply to the enhanced version of XBoard\r
+ * distributed by the Free Software Foundation:\r
* ------------------------------------------------------------------------\r
- * This program is free software; you can redistribute it and/or modify\r
+ *\r
+ * GNU XBoard is free software: you can redistribute it and/or modify\r
* it under the terms of the GNU General Public License as published by\r
- * the Free Software Foundation; either version 2 of the License, or\r
- * (at your option) any later version.\r
+ * the Free Software Foundation, either version 3 of the License, or (at\r
+ * your option) any later version.\r
*\r
- * This program is distributed in the hope that it will be useful,\r
- * but WITHOUT ANY WARRANTY; without even the implied warranty of\r
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\r
- * GNU General Public License for more details.\r
+ * GNU XBoard is distributed in the hope that it will be useful, but\r
+ * WITHOUT ANY WARRANTY; without even the implied warranty of\r
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU\r
+ * General Public License for more details.\r
*\r
* You should have received a copy of the GNU General Public License\r
- * along with this program; if not, write to the Free Software\r
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.\r
- * ------------------------------------------------------------------------\r
+ * along with this program. If not, see http://www.gnu.org/licenses/. *\r
*\r
- * See the file ChangeLog for a revision history. */\r
+ *------------------------------------------------------------------------\r
+ ** See the file ChangeLog for a revision history. */\r
\r
/* [AS] Also useful here for debugging */\r
#ifdef WIN32\r
first.debug = second.debug = FALSE;\r
first.supportsNPS = second.supportsNPS = UNKNOWN;\r
\r
+ /* [HGM] options */\r
+ first.optionSettings = appData.firstOptions;\r
+ second.optionSettings = appData.secondOptions;\r
+\r
first.scoreIsAbsolute = appData.firstScoreIsAbsolute; /* [AS] */\r
second.scoreIsAbsolute = appData.secondScoreIsAbsolute; /* [AS] */\r
first.isUCI = appData.firstIsUCI; /* [AS] */\r
EP_NONE, castlingRights[m-1]) != MT_CHECK)\r
hisPerpetual = 0; // the opponent did not always check\r
}\r
+ if(appData.debugMode) fprintf(debugFP, "XQ perpetual test, our=%d, his=%d\n",\r
+ ourPerpetual, hisPerpetual);\r
if(ourPerpetual && !hisPerpetual) { // we are actively checking him: forfeit\r
GameEnds( WhiteOnMove(forwardMostMove) ? WhiteWins : BlackWins, \r
"Xboard adjudication: perpetual checking", GE_XBOARD );\r
}\r
if(hisPerpetual && !ourPerpetual) // he is checking us, but did not repeat yet\r
break; // (or we would have caught him before). Abort repetition-checking loop.\r
- // if neither of us is checking all the time, or both are, it is draw\r
- // (illegal-chase forfeits not implemented yet!)\r
+ // Now check for perpetual chases\r
+ if(!ourPerpetual && !hisPerpetual) { // no perpetual check, test for chase\r
+ hisPerpetual = PerpetualChase(k, forwardMostMove);\r
+ ourPerpetual = PerpetualChase(k+1, forwardMostMove);\r
+ if(ourPerpetual && !hisPerpetual) { // we are actively checking him: forfeit\r
+ GameEnds( WhiteOnMove(forwardMostMove) ? WhiteWins : BlackWins, \r
+ "Xboard adjudication: perpetual chasing", GE_XBOARD );\r
+ return;\r
+ }\r
+ if(hisPerpetual && !ourPerpetual) // he is chasing us, but did not repeat yet\r
+ break; // Abort repetition-checking loop.\r
+ }\r
+ // if neither of us is checking or chasing all the time, or both are, it is draw\r
}\r
GameEnds( GameIsDrawn, "Xboard adjudication: repetition draw", GE_XBOARD );\r
return;\r
int fromX, fromY, toX, toY;\r
int promoChar;\r
{\r
- forwardMostMove++;\r
+// forwardMostMove++; // [HGM] bare: moved downstream\r
\r
- if(serverMoves != NULL) { /* [HGM] write moves on file for broadcasting */\r
+ if(serverMoves != NULL) { /* [HGM] write moves on file for broadcasting (should be separate routine, really) */\r
int timeLeft; static int lastLoadFlag=0; int king, piece;\r
- piece = boards[forwardMostMove-1][fromY][fromX];\r
+ piece = boards[forwardMostMove][fromY][fromX];\r
king = piece < (int) BlackPawn ? WhiteKing : BlackKing;\r
if(gameInfo.variant == VariantKnightmate)\r
king += (int) WhiteUnicorn - (int) WhiteKing;\r
- if(forwardMostMove == 1) {\r
+ if(forwardMostMove == 0) {\r
if(blackPlaysFirst) \r
fprintf(serverMoves, "%s;", second.tidy);\r
fprintf(serverMoves, "%s;", first.tidy);\r
fprintf(serverMoves, ":%c%c:%c%c", AAA+BOARD_LEFT, ONE+fromY, AAA+toX+1,ONE+toY);\r
}\r
// e.p. suffix\r
- if( (boards[forwardMostMove-1][fromY][fromX] == WhitePawn ||\r
- boards[forwardMostMove-1][fromY][fromX] == BlackPawn ) &&\r
- boards[forwardMostMove-1][toY][toX] == EmptySquare\r
+ if( (boards[forwardMostMove][fromY][fromX] == WhitePawn ||\r
+ boards[forwardMostMove][fromY][fromX] == BlackPawn ) &&\r
+ boards[forwardMostMove][toY][toX] == EmptySquare\r
&& fromX != toX )\r
fprintf(serverMoves, ":%c%c:%c%c", AAA+fromX, ONE+fromY, AAA+toX, ONE+fromY);\r
// promotion suffix\r
fprintf(serverMoves, ":%c:%c%c", promoChar, AAA+toX, ONE+toY);\r
if(!loadFlag) {\r
fprintf(serverMoves, "/%d/%d",\r
- pvInfoList[forwardMostMove-1].depth, pvInfoList[forwardMostMove-1].score);\r
- if(forwardMostMove & 1) timeLeft = whiteTimeRemaining/1000;\r
- else timeLeft = blackTimeRemaining/1000;\r
+ pvInfoList[forwardMostMove].depth, pvInfoList[forwardMostMove].score);\r
+ if(forwardMostMove+1 & 1) timeLeft = whiteTimeRemaining/1000;\r
+ else timeLeft = blackTimeRemaining/1000;\r
fprintf(serverMoves, "/%d", timeLeft);\r
}\r
fflush(serverMoves);\r
}\r
\r
- if (forwardMostMove >= MAX_MOVES) {\r
+ if (forwardMostMove+1 >= MAX_MOVES) {\r
DisplayFatalError(_("Game too long; increase MAX_MOVES and recompile"),\r
0, 1);\r
return;\r
}\r
SwitchClocks();\r
- timeRemaining[0][forwardMostMove] = whiteTimeRemaining;\r
- timeRemaining[1][forwardMostMove] = blackTimeRemaining;\r
- if (commentList[forwardMostMove] != NULL) {\r
- free(commentList[forwardMostMove]);\r
- commentList[forwardMostMove] = NULL;\r
- }\r
- CopyBoard(boards[forwardMostMove], boards[forwardMostMove - 1]);\r
- ApplyMove(fromX, fromY, toX, toY, promoChar, boards[forwardMostMove]);\r
+ timeRemaining[0][forwardMostMove+1] = whiteTimeRemaining;\r
+ timeRemaining[1][forwardMostMove+1] = blackTimeRemaining;\r
+ if (commentList[forwardMostMove+1] != NULL) {\r
+ free(commentList[forwardMostMove+1]);\r
+ commentList[forwardMostMove+1] = NULL;\r
+ }\r
+ CopyBoard(boards[forwardMostMove+1], boards[forwardMostMove]);\r
+ ApplyMove(fromX, fromY, toX, toY, promoChar, boards[forwardMostMove+1]);\r
+ forwardMostMove++; // [HGM] bare: moved to after ApplyMove, to make sure clock interrupt finds complete board\r
gameInfo.result = GameUnfinished;\r
if (gameInfo.resultDetails != NULL) {\r
free(gameInfo.resultDetails);\r
opt->type = SaveButton;\r
} else return FALSE;\r
*p = 0; // terminate option name\r
+ // now look if the command-line options define a setting for this engine option.\r
+ p = strstr(cps->optionSettings, opt->name);\r
+ if(p == cps->optionSettings || p[-1] == ',') {\r
+ sprintf(buf, "option %s", p);\r
+ if(p = strstr(buf, ",")) *p = 0;\r
+ strcat(buf, "\n");\r
+ SendToProgram(buf, cps);\r
+ }\r
return TRUE;\r
}\r
\r
char res[MSG_SIZ];\r
char cpThinkOutput[MSG_SIZ];\r
\r
+ if(appData.noGUI) return; // [HGM] fast: suppress display of moves\r
+ \r
if (moveNumber == forwardMostMove - 1 || \r
gameMode == AnalyzeMode || gameMode == AnalyzeFile) {\r
\r
} else {\r
res[0] = NULLCHAR;\r
}\r
- \r
+\r
if (moveNumber < 0 || parseList[moveNumber][0] == NULLCHAR) {\r
DisplayMessage(res, cpThinkOutput);\r
} else {\r
you have neither ftime nor gettimeofday.\r
*/\r
\r
+/* VS 2008 requires the #include outside of the function */\r
+#if !HAVE_GETTIMEOFDAY && HAVE_FTIME\r
+#include <sys/timeb.h>\r
+#endif\r
+\r
/* Get the current time as a TimeMark */\r
void\r
GetTimeMark(tm)\r