X-Git-Url: http://winboard.nl/cgi-bin?a=blobdiff_plain;f=backend.c;h=ec6b5fc5ec417819cf803edbe3f1bc0a7bce69db;hb=38d1b8471964ebf9d4da576d74a452dc3a12b057;hp=b7c32469bbd20dc263b48ac9ef6c5322e7fe2b77;hpb=0d028927885f24bda4d1c64f9cac2cda17703e19;p=xboard.git diff --git a/backend.c b/backend.c index b7c3246..ec6b5fc 100644 --- a/backend.c +++ b/backend.c @@ -5,7 +5,7 @@ * Massachusetts. * * Enhancements Copyright 1992-2001, 2002, 2003, 2004, 2005, 2006, - * 2007, 2008, 2009, 2010, 2011, 2012, 2013 Free Software Foundation, Inc. + * 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014 Free Software Foundation, Inc. * * Enhancements Copyright 2005 Alessandro Scotti * @@ -55,14 +55,32 @@ #ifdef WIN32 #include -int flock(int f, int code); -#define LOCK_EX 2 -#define SLASH '\\' + int flock(int f, int code); +# define LOCK_EX 2 +# define SLASH '\\' + +# ifdef ARC_64BIT +# define EGBB_NAME "egbbdll64.dll" +# else +# define EGBB_NAME "egbbdll.dll" +# endif #else -#include -#define SLASH '/' +# include +# define SLASH '/' + +# include +# ifdef ARC_64BIT +# define EGBB_NAME "egbbso64.so" +# else +# define EGBB_NAME "egbbso.so" +# endif + // kludge to allow Windows code in back-end by converting it to corresponding Linux code +# define CDECL +# define HMODULE void * +# define LoadLibrary(x) dlopen(x, RTLD_LAZY) +# define GetProcAddress dlsym #endif @@ -130,6 +148,7 @@ extern int gettimeofday(struct timeval *, struct timezone *); #endif #include "backendz.h" #include "evalgraph.h" +#include "engineoutput.h" #include "gettext.h" #ifdef ENABLE_NLS @@ -232,7 +251,6 @@ static int NonStandardBoardSize P((VariantClass v, int w, int h, int s)); #endif ChessProgramState *WhitePlayer(); -void InsertIntoMemo P((int which, char *text)); // [HGM] kibitz: in engineo.c int VerifyDisplayMode P(()); char *GetInfoFromComment( int, char * ); // [HGM] PV time: returns stripped comment @@ -759,8 +777,7 @@ UnloadEngine (ChessProgramState *cps) ExitAnalyzeMode(); DoSleep( appData.delayBeforeQuit ); SendToProgram("quit\n", cps); - DoSleep( appData.delayAfterQuit ); - DestroyChildProcess(cps->pr, cps->useSigterm); + DestroyChildProcess(cps->pr, 4 + cps->useSigterm); } cps->pr = NoProc; if(appData.debugMode) fprintf(debugFP, "Unload %s\n", cps->which); @@ -845,6 +862,7 @@ InitEngine (ChessProgramState *cps, int n) /* [HGM] debug */ cps->debug = FALSE; + cps->drawDepth = appData.drawDepth[n]; cps->supportsNPS = UNKNOWN; cps->memSize = FALSE; cps->maxCores = FALSE; @@ -5629,6 +5647,9 @@ LoadMultiPV (int x, int y, char *buf, int index, int *start, int *end, int pane) } else if(strstr(buf+lineStart, "exclude:") == buf+lineStart) { // exclude moves clicked ExcludeClick(origIndex - lineStart); return FALSE; + } else if(!strncmp(buf+lineStart, "dep\t", 4)) { // column headers clicked + Collapse(origIndex - lineStart); + return FALSE; } ParsePV(buf+startPV, FALSE, gameMode != AnalyzeMode); *start = startPV; *end = index-1; @@ -6501,8 +6522,8 @@ HasPromotionChoice (int fromX, int fromY, int toX, int toY, char *promoChoice, i promotionZoneSize = 3; } - // Treat Lance as Pawn when it is not representing Amazon - if(gameInfo.variant != VariantSuper) { + // Treat Lance as Pawn when it is not representing Amazon or Lance + if(gameInfo.variant != VariantSuper && gameInfo.variant != VariantChu) { if(piece == WhiteLance) piece = WhitePawn; else if(piece == BlackLance) piece = BlackPawn; } @@ -8034,6 +8055,7 @@ Adjudicate (ChessProgramState *cps) case MT_NONE: default: break; + case MT_STEALMATE: case MT_STALEMATE: case MT_STAINMATE: reason = "Xboard adjudication: Stalemate"; @@ -8272,11 +8294,66 @@ Adjudicate (ChessProgramState *cps) return 0; } +typedef int (CDECL *PPROBE_EGBB) (int player, int *piece, int *square); +typedef int (CDECL *PLOAD_EGBB) (char *path, int cache_size, int load_options); +static int egbbCode[] = { 6, 5, 4, 3, 2, 1 }; + +static int +BitbaseProbe () +{ + int pieces[10], squares[10], cnt=0, r, f, res; + static int loaded; + static PPROBE_EGBB probeBB; + if(!appData.testLegality) return 10; + if(BOARD_HEIGHT != 8 || BOARD_RGHT-BOARD_LEFT != 8) return 12; + if(gameInfo.holdingsSize && gameInfo.variant != VariantSuper && gameInfo.variant != VariantSChess) return 12; + if(loaded == 2 && forwardMostMove < 2) loaded = 0; // retry on new game + for(r=0; r= BlackPawn); + int type = piece - black*BlackPawn; + if(piece == EmptySquare) continue; + if(type != WhiteKing && type > WhiteQueen) return 12; // unorthodox piece + if(type == WhiteKing) type = WhiteQueen + 1; + type = egbbCode[type]; + squares[cnt] = r*(BOARD_RGHT - BOARD_LEFT) + f - BOARD_LEFT; + pieces[cnt] = type + black*6; + if(++cnt > 5) return 11; + } + pieces[cnt] = squares[cnt] = 0; + // probe EGBB + if(loaded == 2) return 13; // loading failed before + if(loaded == 0) { + loaded = 2; // prepare for failure + char *p, *path = strstr(appData.egtFormats, "scorpio:"), buf[MSG_SIZ]; + HMODULE lib; + PLOAD_EGBB loadBB; + if(!path) return 13; // no egbb installed + strncpy(buf, path + 8, MSG_SIZ); + if(p = strchr(buf, ',')) *p = NULLCHAR; else p = buf + strlen(buf); + snprintf(p, MSG_SIZ - strlen(buf), "%c%s", SLASH, EGBB_NAME); + lib = LoadLibrary(buf); + if(!lib) { DisplayError(_("could not load EGBB library"), 0); return 13; } + loadBB = (PLOAD_EGBB) GetProcAddress(lib, "load_egbb_xmen"); + probeBB = (PPROBE_EGBB) GetProcAddress(lib, "probe_egbb_xmen"); + if(!loadBB || !probeBB) { DisplayError(_("wrong EGBB version"), 0); return 13; } + p[1] = NULLCHAR; loadBB(buf, 64*1028, 2); // 2 = SMART_LOAD + loaded = 1; // success! + } + res = probeBB(forwardMostMove & 1, pieces, squares); + return res > 0 ? 1 : res < 0 ? -1 : 0; +} + char * SendMoveToBookUser (int moveNr, ChessProgramState *cps, int initial) { // [HGM] book: this routine intercepts moves to simulate book replies char *bookHit = NULL; + if(cps->drawDepth && BitbaseProbe() == 0) { // [HG} egbb: reduce depth in drawn position + char buf[MSG_SIZ]; + snprintf(buf, MSG_SIZ, "sd %d\n", cps->drawDepth); + SendToProgram(buf, cps); + } //first determine if the incoming move brings opponent into his book if(appData.usePolyglotBook && (cps == &first ? !appData.firstHasOwnBookUCI : !appData.secondHasOwnBookUCI)) bookHit = ProbeBook(moveNr+1, appData.polyglotBook); // returns move @@ -10725,6 +10802,7 @@ SwapEngines (int n) SWAP(fenOverride, p) SWAP(NPS, h) SWAP(accumulateTC, h) + SWAP(drawDepth, h) SWAP(host, p) } @@ -11276,8 +11354,7 @@ GameEnds (ChessMove result, char *resultDetails, int whosays) ExitAnalyzeMode(); DoSleep( appData.delayBeforeQuit ); SendToProgram("quit\n", &first); - DoSleep( appData.delayAfterQuit ); - DestroyChildProcess(first.pr, first.useSigterm); + DestroyChildProcess(first.pr, 4 + first.useSigterm); first.reload = TRUE; } first.pr = NoProc; @@ -11302,8 +11379,7 @@ GameEnds (ChessMove result, char *resultDetails, int whosays) if (second.pr != NoProc) { DoSleep( appData.delayBeforeQuit ); SendToProgram("quit\n", &second); - DoSleep( appData.delayAfterQuit ); - DestroyChildProcess(second.pr, second.useSigterm); + DestroyChildProcess(second.pr, 4 + second.useSigterm); second.reload = TRUE; } second.pr = NoProc; @@ -12120,22 +12196,40 @@ void PackMove (int fromX, int fromY, int toX, int toY, ChessSquare promoPiece) { int sq = fromX + (fromY<<4); - int piece = quickBoard[sq]; + int piece = quickBoard[sq], rook; quickBoard[sq] = 0; moveDatabase[movePtr].to = pieceList[piece] = sq = toX + (toY<<4); - if(piece == pieceList[1] && fromY == toY && (toX > fromX+1 || toX < fromX-1) && fromX != BOARD_LEFT && fromX != BOARD_RGHT-1) { + if(piece == pieceList[1] && fromY == toY) { + if((toX > fromX+1 || toX < fromX-1) && fromX != BOARD_LEFT && fromX != BOARD_RGHT-1) { int from = toX>fromX ? BOARD_RGHT-1 : BOARD_LEFT; moveDatabase[movePtr++].piece = Q_WCASTL; quickBoard[sq] = piece; piece = quickBoard[from]; quickBoard[from] = 0; moveDatabase[movePtr].to = pieceList[piece] = sq = toX>fromX ? sq-1 : sq+1; + } else if((rook = quickBoard[sq]) && pieceType[rook] == WhiteRook) { // FRC castling + quickBoard[sq] = 0; // remove Rook + moveDatabase[movePtr].to = sq = (toX>fromX ? BOARD_RGHT-2 : BOARD_LEFT+2); // King to-square + moveDatabase[movePtr++].piece = Q_WCASTL; + quickBoard[sq] = pieceList[1]; // put King + piece = rook; + moveDatabase[movePtr].to = pieceList[rook] = sq = toX>fromX ? sq-1 : sq+1; + } } else - if(piece == pieceList[2] && fromY == toY && (toX > fromX+1 || toX < fromX-1) && fromX != BOARD_LEFT && fromX != BOARD_RGHT-1) { + if(piece == pieceList[2] && fromY == toY) { + if((toX > fromX+1 || toX < fromX-1) && fromX != BOARD_LEFT && fromX != BOARD_RGHT-1) { int from = (toX>fromX ? BOARD_RGHT-1 : BOARD_LEFT) + (BOARD_HEIGHT-1 <<4); moveDatabase[movePtr++].piece = Q_BCASTL; quickBoard[sq] = piece; piece = quickBoard[from]; quickBoard[from] = 0; moveDatabase[movePtr].to = pieceList[piece] = sq = toX>fromX ? sq-1 : sq+1; + } else if((rook = quickBoard[sq]) && pieceType[rook] == BlackRook) { // FRC castling + quickBoard[sq] = 0; // remove Rook + moveDatabase[movePtr].to = sq = (toX>fromX ? BOARD_RGHT-2 : BOARD_LEFT+2); + moveDatabase[movePtr++].piece = Q_BCASTL; + quickBoard[sq] = pieceList[2]; // put King + piece = rook; + moveDatabase[movePtr].to = pieceList[rook] = sq = toX>fromX ? sq-1 : sq+1; + } } else if(epOK && (pieceType[piece] == WhitePawn || pieceType[piece] == BlackPawn) && fromX != toX && quickBoard[sq] == 0) { quickBoard[(fromY<<4)+toX] = 0; @@ -13881,14 +13975,12 @@ ExitEvent (int status) DoSleep( appData.delayBeforeQuit ); SendToProgram("quit\n", &first); - DoSleep( appData.delayAfterQuit ); - DestroyChildProcess(first.pr, 10 /* [AS] first.useSigterm */ ); + DestroyChildProcess(first.pr, 4 + first.useSigterm /* [AS] first.useSigterm */ ); } if (second.pr != NoProc) { DoSleep( appData.delayBeforeQuit ); SendToProgram("quit\n", &second); - DoSleep( appData.delayAfterQuit ); - DestroyChildProcess(second.pr, 10 /* [AS] second.useSigterm */ ); + DestroyChildProcess(second.pr, 4 + second.useSigterm /* [AS] second.useSigterm */ ); } if (first.isr != NULL) { RemoveInputSource(first.isr);