2 * backend.c -- Common back end for X and Windows NT versions of
4 * Copyright 1991 by Digital Equipment Corporation, Maynard,
7 * Enhancements Copyright 1992-2001, 2002, 2003, 2004, 2005, 2006,
8 * 2007, 2008, 2009, 2010, 2011, 2012 Free Software Foundation, Inc.
10 * Enhancements Copyright 2005 Alessandro Scotti
12 * The following terms apply to Digital Equipment Corporation's copyright
14 * ------------------------------------------------------------------------
17 * Permission to use, copy, modify, and distribute this software and its
18 * documentation for any purpose and without fee is hereby granted,
19 * provided that the above copyright notice appear in all copies and that
20 * both that copyright notice and this permission notice appear in
21 * supporting documentation, and that the name of Digital not be
22 * used in advertising or publicity pertaining to distribution of the
23 * software without specific, written prior permission.
25 * DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
26 * ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
27 * DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
28 * ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
29 * WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
30 * ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
32 * ------------------------------------------------------------------------
34 * The following terms apply to the enhanced version of XBoard
35 * distributed by the Free Software Foundation:
36 * ------------------------------------------------------------------------
38 * GNU XBoard is free software: you can redistribute it and/or modify
39 * it under the terms of the GNU General Public License as published by
40 * the Free Software Foundation, either version 3 of the License, or (at
41 * your option) any later version.
43 * GNU XBoard is distributed in the hope that it will be useful, but
44 * WITHOUT ANY WARRANTY; without even the implied warranty of
45 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
46 * General Public License for more details.
48 * You should have received a copy of the GNU General Public License
49 * along with this program. If not, see http://www.gnu.org/licenses/. *
51 *------------------------------------------------------------------------
52 ** See the file ChangeLog for a revision history. */
54 /* [AS] Also useful here for debugging */
58 int flock(int f, int code);
75 #include <sys/types.h>
84 #else /* not STDC_HEADERS */
87 # else /* not HAVE_STRING_H */
89 # endif /* not HAVE_STRING_H */
90 #endif /* not STDC_HEADERS */
93 # include <sys/fcntl.h>
94 #else /* not HAVE_SYS_FCNTL_H */
97 # endif /* HAVE_FCNTL_H */
98 #endif /* not HAVE_SYS_FCNTL_H */
100 #if TIME_WITH_SYS_TIME
101 # include <sys/time.h>
105 # include <sys/time.h>
111 #if defined(_amigados) && !defined(__GNUC__)
116 extern int gettimeofday(struct timeval *, struct timezone *);
124 #include "frontend.h"
131 #include "backendz.h"
135 # define _(s) gettext (s)
136 # define N_(s) gettext_noop (s)
137 # define T_(s) gettext(s)
150 int establish P((void));
151 void read_from_player P((InputSourceRef isr, VOIDSTAR closure,
152 char *buf, int count, int error));
153 void read_from_ics P((InputSourceRef isr, VOIDSTAR closure,
154 char *buf, int count, int error));
155 void ics_printf P((char *format, ...));
156 void SendToICS P((char *s));
157 void SendToICSDelayed P((char *s, long msdelay));
158 void SendMoveToICS P((ChessMove moveType, int fromX, int fromY, int toX, int toY, char promoChar));
159 void HandleMachineMove P((char *message, ChessProgramState *cps));
160 int AutoPlayOneMove P((void));
161 int LoadGameOneMove P((ChessMove readAhead));
162 int LoadGameFromFile P((char *filename, int n, char *title, int useList));
163 int LoadPositionFromFile P((char *filename, int n, char *title));
164 int SavePositionToFile P((char *filename));
165 void MakeMove P((int fromX, int fromY, int toX, int toY, int promoChar));
166 void ShowMove P((int fromX, int fromY, int toX, int toY));
167 int FinishMove P((ChessMove moveType, int fromX, int fromY, int toX, int toY,
168 /*char*/int promoChar));
169 void BackwardInner P((int target));
170 void ForwardInner P((int target));
171 int Adjudicate P((ChessProgramState *cps));
172 void GameEnds P((ChessMove result, char *resultDetails, int whosays));
173 void EditPositionDone P((Boolean fakeRights));
174 void PrintOpponents P((FILE *fp));
175 void PrintPosition P((FILE *fp, int move));
176 void StartChessProgram P((ChessProgramState *cps));
177 void SendToProgram P((char *message, ChessProgramState *cps));
178 void SendMoveToProgram P((int moveNum, ChessProgramState *cps));
179 void ReceiveFromProgram P((InputSourceRef isr, VOIDSTAR closure,
180 char *buf, int count, int error));
181 void SendTimeControl P((ChessProgramState *cps,
182 int mps, long tc, int inc, int sd, int st));
183 char *TimeControlTagValue P((void));
184 void Attention P((ChessProgramState *cps));
185 void FeedMovesToProgram P((ChessProgramState *cps, int upto));
186 int ResurrectChessProgram P((void));
187 void DisplayComment P((int moveNumber, char *text));
188 void DisplayMove P((int moveNumber));
190 void ParseGameHistory P((char *game));
191 void ParseBoard12 P((char *string));
192 void KeepAlive P((void));
193 void StartClocks P((void));
194 void SwitchClocks P((int nr));
195 void StopClocks P((void));
196 void ResetClocks P((void));
197 char *PGNDate P((void));
198 void SetGameInfo P((void));
199 int RegisterMove P((void));
200 void MakeRegisteredMove P((void));
201 void TruncateGame P((void));
202 int looking_at P((char *, int *, char *));
203 void CopyPlayerNameIntoFileName P((char **, char *));
204 char *SavePart P((char *));
205 int SaveGameOldStyle P((FILE *));
206 int SaveGamePGN P((FILE *));
207 int CheckFlags P((void));
208 long NextTickLength P((long));
209 void CheckTimeControl P((void));
210 void show_bytes P((FILE *, char *, int));
211 int string_to_rating P((char *str));
212 void ParseFeatures P((char* args, ChessProgramState *cps));
213 void InitBackEnd3 P((void));
214 void FeatureDone P((ChessProgramState* cps, int val));
215 void InitChessProgram P((ChessProgramState *cps, int setup));
216 void OutputKibitz(int window, char *text);
217 int PerpetualChase(int first, int last);
218 int EngineOutputIsUp();
219 void InitDrawingSizes(int x, int y);
220 void NextMatchGame P((void));
221 int NextTourneyGame P((int nr, int *swap));
222 int Pairing P((int nr, int nPlayers, int *w, int *b, int *sync));
223 FILE *WriteTourneyFile P((char *results, FILE *f));
224 void DisplayTwoMachinesTitle P(());
227 extern void ConsoleCreate();
230 ChessProgramState *WhitePlayer();
231 void InsertIntoMemo P((int which, char *text)); // [HGM] kibitz: in engineo.c
232 int VerifyDisplayMode P(());
234 char *GetInfoFromComment( int, char * ); // [HGM] PV time: returns stripped comment
235 void InitEngineUCI( const char * iniDir, ChessProgramState * cps ); // [HGM] moved here from winboard.c
236 char *ProbeBook P((int moveNr, char *book)); // [HGM] book: returns a book move
237 char *SendMoveToBookUser P((int nr, ChessProgramState *cps, int initial)); // [HGM] book
238 void ics_update_width P((int new_width));
239 extern char installDir[MSG_SIZ];
240 VariantClass startVariant; /* [HGM] nicks: initial variant */
243 extern int tinyLayout, smallLayout;
244 ChessProgramStats programStats;
245 char lastPV[2][2*MSG_SIZ]; /* [HGM] pv: last PV in thinking output of each engine */
247 static int exiting = 0; /* [HGM] moved to top */
248 static int setboardSpoiledMachineBlack = 0 /*, errorExitFlag = 0*/;
249 int startedFromPositionFile = FALSE; Board filePosition; /* [HGM] loadPos */
250 Board partnerBoard; /* [HGM] bughouse: for peeking at partner game */
251 int partnerHighlight[2];
252 Boolean partnerBoardValid = 0;
253 char partnerStatus[MSG_SIZ];
255 Boolean originalFlip;
256 Boolean twoBoards = 0;
257 char endingGame = 0; /* [HGM] crash: flag to prevent recursion of GameEnds() */
258 int whiteNPS, blackNPS; /* [HGM] nps: for easily making clocks aware of NPS */
259 VariantClass currentlyInitializedVariant; /* [HGM] variantswitch */
260 int lastIndex = 0; /* [HGM] autoinc: last game/position used in match mode */
261 Boolean connectionAlive;/* [HGM] alive: ICS connection status from probing */
262 int opponentKibitzes;
263 int lastSavedGame; /* [HGM] save: ID of game */
264 char chatPartner[MAX_CHAT][MSG_SIZ]; /* [HGM] chat: list of chatting partners */
265 extern int chatCount;
267 char marker[BOARD_RANKS][BOARD_FILES]; /* [HGM] marks for target squares */
268 char lastMsg[MSG_SIZ];
269 ChessSquare pieceSweep = EmptySquare;
270 ChessSquare promoSweep = EmptySquare, defaultPromoChoice;
271 int promoDefaultAltered;
273 /* States for ics_getting_history */
275 #define H_REQUESTED 1
276 #define H_GOT_REQ_HEADER 2
277 #define H_GOT_UNREQ_HEADER 3
278 #define H_GETTING_MOVES 4
279 #define H_GOT_UNWANTED_HEADER 5
281 /* whosays values for GameEnds */
290 /* Maximum number of games in a cmail message */
291 #define CMAIL_MAX_GAMES 20
293 /* Different types of move when calling RegisterMove */
295 #define CMAIL_RESIGN 1
297 #define CMAIL_ACCEPT 3
299 /* Different types of result to remember for each game */
300 #define CMAIL_NOT_RESULT 0
301 #define CMAIL_OLD_RESULT 1
302 #define CMAIL_NEW_RESULT 2
304 /* Telnet protocol constants */
315 safeStrCpy (char *dst, const char *src, size_t count)
318 assert( dst != NULL );
319 assert( src != NULL );
322 for(i=0; i<count; i++) if((dst[i] = src[i]) == NULLCHAR) break;
323 if( i == count && dst[count-1] != NULLCHAR)
325 dst[ count-1 ] = '\0'; // make sure incomplete copy still null-terminated
326 if(appData.debugMode)
327 fprintf(debugFP, "safeStrCpy: copying %s into %s didn't work, not enough space %d\n",src,dst, (int)count);
333 /* Some compiler can't cast u64 to double
334 * This function do the job for us:
336 * We use the highest bit for cast, this only
337 * works if the highest bit is not
338 * in use (This should not happen)
340 * We used this for all compiler
343 u64ToDouble (u64 value)
346 u64 tmp = value & u64Const(0x7fffffffffffffff);
347 r = (double)(s64)tmp;
348 if (value & u64Const(0x8000000000000000))
349 r += 9.2233720368547758080e18; /* 2^63 */
353 /* Fake up flags for now, as we aren't keeping track of castling
354 availability yet. [HGM] Change of logic: the flag now only
355 indicates the type of castlings allowed by the rule of the game.
356 The actual rights themselves are maintained in the array
357 castlingRights, as part of the game history, and are not probed
363 int flags = F_ALL_CASTLE_OK;
364 if ((index % 2) == 0) flags |= F_WHITE_ON_MOVE;
365 switch (gameInfo.variant) {
367 flags &= ~F_ALL_CASTLE_OK;
368 case VariantGiveaway: // [HGM] moved this case label one down: seems Giveaway does have castling on ICC!
369 flags |= F_IGNORE_CHECK;
371 flags |= F_MANDATORY_CAPTURE; //[HGM] losers: sets flag so TestLegality rejects non-capts if capts exist
374 flags |= F_IGNORE_CHECK | F_ATOMIC_CAPTURE;
376 case VariantKriegspiel:
377 flags |= F_KRIEGSPIEL_CAPTURE;
379 case VariantCapaRandom:
380 case VariantFischeRandom:
381 flags |= F_FRC_TYPE_CASTLING; /* [HGM] enable this through flag */
382 case VariantNoCastle:
383 case VariantShatranj:
387 flags &= ~F_ALL_CASTLE_OK;
395 FILE *gameFileFP, *debugFP, *serverFP;
396 char *currentDebugFile; // [HGM] debug split: to remember name
399 [AS] Note: sometimes, the sscanf() function is used to parse the input
400 into a fixed-size buffer. Because of this, we must be prepared to
401 receive strings as long as the size of the input buffer, which is currently
402 set to 4K for Windows and 8K for the rest.
403 So, we must either allocate sufficiently large buffers here, or
404 reduce the size of the input buffer in the input reading part.
407 char cmailMove[CMAIL_MAX_GAMES][MOVE_LEN], cmailMsg[MSG_SIZ];
408 char bookOutput[MSG_SIZ*10], thinkOutput[MSG_SIZ*10], lastHint[MSG_SIZ];
409 char thinkOutput1[MSG_SIZ*10];
411 ChessProgramState first, second, pairing;
413 /* premove variables */
416 int premoveFromX = 0;
417 int premoveFromY = 0;
418 int premovePromoChar = 0;
420 Boolean alarmSounded;
421 /* end premove variables */
423 char *ics_prefix = "$";
424 int ics_type = ICS_GENERIC;
426 int currentMove = 0, forwardMostMove = 0, backwardMostMove = 0;
427 int pauseExamForwardMostMove = 0;
428 int nCmailGames = 0, nCmailResults = 0, nCmailMovesRegistered = 0;
429 int cmailMoveRegistered[CMAIL_MAX_GAMES], cmailResult[CMAIL_MAX_GAMES];
430 int cmailMsgLoaded = FALSE, cmailMailedMove = FALSE;
431 int cmailOldMove = -1, firstMove = TRUE, flipView = FALSE;
432 int blackPlaysFirst = FALSE, startedFromSetupPosition = FALSE;
433 int searchTime = 0, pausing = FALSE, pauseExamInvalid = FALSE;
434 int whiteFlag = FALSE, blackFlag = FALSE;
435 int userOfferedDraw = FALSE;
436 int ics_user_moved = 0, ics_gamenum = -1, ics_getting_history = H_FALSE;
437 int matchMode = FALSE, hintRequested = FALSE, bookRequested = FALSE;
438 int cmailMoveType[CMAIL_MAX_GAMES];
439 long ics_clock_paused = 0;
440 ProcRef icsPR = NoProc, cmailPR = NoProc;
441 InputSourceRef telnetISR = NULL, fromUserISR = NULL, cmailISR = NULL;
442 GameMode gameMode = BeginningOfGame;
443 char moveList[MAX_MOVES][MOVE_LEN], parseList[MAX_MOVES][MOVE_LEN * 2];
444 char *commentList[MAX_MOVES], *cmailCommentList[CMAIL_MAX_GAMES];
445 ChessProgramStats_Move pvInfoList[MAX_MOVES]; /* [AS] Info about engine thinking */
446 int hiddenThinkOutputState = 0; /* [AS] */
447 int adjudicateLossThreshold = 0; /* [AS] Automatic adjudication */
448 int adjudicateLossPlies = 6;
449 char white_holding[64], black_holding[64];
450 TimeMark lastNodeCountTime;
451 long lastNodeCount=0;
452 int shiftKey; // [HGM] set by mouse handler
454 int have_sent_ICS_logon = 0;
456 int suddenDeath, whiteStartMove, blackStartMove; /* [HGM] for implementation of 'any per time' sessions, as in first part of byoyomi TC */
457 long whiteTimeRemaining, blackTimeRemaining, timeControl, timeIncrement, lastWhite, lastBlack;
458 Boolean adjustedClock;
459 long timeControl_2; /* [AS] Allow separate time controls */
460 char *fullTimeControlString = NULL, *nextSession, *whiteTC, *blackTC; /* [HGM] secondary TC: merge of MPS, TC and inc */
461 long timeRemaining[2][MAX_MOVES];
462 int matchGame = 0, nextGame = 0, roundNr = 0;
463 Boolean waitingForGame = FALSE;
464 TimeMark programStartTime, pauseStart;
465 char ics_handle[MSG_SIZ];
466 int have_set_title = 0;
468 /* animateTraining preserves the state of appData.animate
469 * when Training mode is activated. This allows the
470 * response to be animated when appData.animate == TRUE and
471 * appData.animateDragging == TRUE.
473 Boolean animateTraining;
479 Board boards[MAX_MOVES];
480 /* [HGM] Following 7 needed for accurate legality tests: */
481 signed char castlingRank[BOARD_FILES]; // and corresponding ranks
482 signed char initialRights[BOARD_FILES];
483 int nrCastlingRights; // For TwoKings, or to implement castling-unknown status
484 int initialRulePlies, FENrulePlies;
485 FILE *serverMoves = NULL; // next two for broadcasting (/serverMoves option)
487 Boolean shuffleOpenings;
488 int mute; // mute all sounds
490 // [HGM] vari: next 12 to save and restore variations
491 #define MAX_VARIATIONS 10
492 int framePtr = MAX_MOVES-1; // points to free stack entry
494 int savedFirst[MAX_VARIATIONS];
495 int savedLast[MAX_VARIATIONS];
496 int savedFramePtr[MAX_VARIATIONS];
497 char *savedDetails[MAX_VARIATIONS];
498 ChessMove savedResult[MAX_VARIATIONS];
500 void PushTail P((int firstMove, int lastMove));
501 Boolean PopTail P((Boolean annotate));
502 void PushInner P((int firstMove, int lastMove));
503 void PopInner P((Boolean annotate));
504 void CleanupTail P((void));
506 ChessSquare FIDEArray[2][BOARD_FILES] = {
507 { WhiteRook, WhiteKnight, WhiteBishop, WhiteQueen,
508 WhiteKing, WhiteBishop, WhiteKnight, WhiteRook },
509 { BlackRook, BlackKnight, BlackBishop, BlackQueen,
510 BlackKing, BlackBishop, BlackKnight, BlackRook }
513 ChessSquare twoKingsArray[2][BOARD_FILES] = {
514 { WhiteRook, WhiteKnight, WhiteBishop, WhiteQueen,
515 WhiteKing, WhiteKing, WhiteKnight, WhiteRook },
516 { BlackRook, BlackKnight, BlackBishop, BlackQueen,
517 BlackKing, BlackKing, BlackKnight, BlackRook }
520 ChessSquare KnightmateArray[2][BOARD_FILES] = {
521 { WhiteRook, WhiteMan, WhiteBishop, WhiteQueen,
522 WhiteUnicorn, WhiteBishop, WhiteMan, WhiteRook },
523 { BlackRook, BlackMan, BlackBishop, BlackQueen,
524 BlackUnicorn, BlackBishop, BlackMan, BlackRook }
527 ChessSquare SpartanArray[2][BOARD_FILES] = {
528 { WhiteRook, WhiteKnight, WhiteBishop, WhiteQueen,
529 WhiteKing, WhiteBishop, WhiteKnight, WhiteRook },
530 { BlackAlfil, BlackMarshall, BlackKing, BlackDragon,
531 BlackDragon, BlackKing, BlackAngel, BlackAlfil }
534 ChessSquare fairyArray[2][BOARD_FILES] = { /* [HGM] Queen side differs from King side */
535 { WhiteRook, WhiteKnight, WhiteBishop, WhiteQueen,
536 WhiteKing, WhiteBishop, WhiteKnight, WhiteRook },
537 { BlackCardinal, BlackAlfil, BlackMarshall, BlackAngel,
538 BlackKing, BlackMarshall, BlackAlfil, BlackCardinal }
541 ChessSquare ShatranjArray[2][BOARD_FILES] = { /* [HGM] (movGen knows about Shatranj Q and P) */
542 { WhiteRook, WhiteKnight, WhiteAlfil, WhiteKing,
543 WhiteFerz, WhiteAlfil, WhiteKnight, WhiteRook },
544 { BlackRook, BlackKnight, BlackAlfil, BlackKing,
545 BlackFerz, BlackAlfil, BlackKnight, BlackRook }
548 ChessSquare makrukArray[2][BOARD_FILES] = { /* [HGM] (movGen knows about Shatranj Q and P) */
549 { WhiteRook, WhiteKnight, WhiteMan, WhiteKing,
550 WhiteFerz, WhiteMan, WhiteKnight, WhiteRook },
551 { BlackRook, BlackKnight, BlackMan, BlackFerz,
552 BlackKing, BlackMan, BlackKnight, BlackRook }
556 #if (BOARD_FILES>=10)
557 ChessSquare ShogiArray[2][BOARD_FILES] = {
558 { WhiteQueen, WhiteKnight, WhiteFerz, WhiteWazir,
559 WhiteKing, WhiteWazir, WhiteFerz, WhiteKnight, WhiteQueen },
560 { BlackQueen, BlackKnight, BlackFerz, BlackWazir,
561 BlackKing, BlackWazir, BlackFerz, BlackKnight, BlackQueen }
564 ChessSquare XiangqiArray[2][BOARD_FILES] = {
565 { WhiteRook, WhiteKnight, WhiteAlfil, WhiteFerz,
566 WhiteWazir, WhiteFerz, WhiteAlfil, WhiteKnight, WhiteRook },
567 { BlackRook, BlackKnight, BlackAlfil, BlackFerz,
568 BlackWazir, BlackFerz, BlackAlfil, BlackKnight, BlackRook }
571 ChessSquare CapablancaArray[2][BOARD_FILES] = {
572 { WhiteRook, WhiteKnight, WhiteAngel, WhiteBishop, WhiteQueen,
573 WhiteKing, WhiteBishop, WhiteMarshall, WhiteKnight, WhiteRook },
574 { BlackRook, BlackKnight, BlackAngel, BlackBishop, BlackQueen,
575 BlackKing, BlackBishop, BlackMarshall, BlackKnight, BlackRook }
578 ChessSquare GreatArray[2][BOARD_FILES] = {
579 { WhiteDragon, WhiteKnight, WhiteAlfil, WhiteGrasshopper, WhiteKing,
580 WhiteSilver, WhiteCardinal, WhiteAlfil, WhiteKnight, WhiteDragon },
581 { BlackDragon, BlackKnight, BlackAlfil, BlackGrasshopper, BlackKing,
582 BlackSilver, BlackCardinal, BlackAlfil, BlackKnight, BlackDragon },
585 ChessSquare JanusArray[2][BOARD_FILES] = {
586 { WhiteRook, WhiteAngel, WhiteKnight, WhiteBishop, WhiteKing,
587 WhiteQueen, WhiteBishop, WhiteKnight, WhiteAngel, WhiteRook },
588 { BlackRook, BlackAngel, BlackKnight, BlackBishop, BlackKing,
589 BlackQueen, BlackBishop, BlackKnight, BlackAngel, BlackRook }
592 ChessSquare GrandArray[2][BOARD_FILES] = {
593 { EmptySquare, WhiteKnight, WhiteBishop, WhiteQueen, WhiteKing,
594 WhiteMarshall, WhiteAngel, WhiteBishop, WhiteKnight, EmptySquare },
595 { EmptySquare, BlackKnight, BlackBishop, BlackQueen, BlackKing,
596 BlackMarshall, BlackAngel, BlackBishop, BlackKnight, EmptySquare }
600 ChessSquare GothicArray[2][BOARD_FILES] = {
601 { WhiteRook, WhiteKnight, WhiteBishop, WhiteQueen, WhiteMarshall,
602 WhiteKing, WhiteAngel, WhiteBishop, WhiteKnight, WhiteRook },
603 { BlackRook, BlackKnight, BlackBishop, BlackQueen, BlackMarshall,
604 BlackKing, BlackAngel, BlackBishop, BlackKnight, BlackRook }
607 #define GothicArray CapablancaArray
611 ChessSquare FalconArray[2][BOARD_FILES] = {
612 { WhiteRook, WhiteKnight, WhiteBishop, WhiteFalcon, WhiteQueen,
613 WhiteKing, WhiteFalcon, WhiteBishop, WhiteKnight, WhiteRook },
614 { BlackRook, BlackKnight, BlackBishop, BlackFalcon, BlackQueen,
615 BlackKing, BlackFalcon, BlackBishop, BlackKnight, BlackRook }
618 #define FalconArray CapablancaArray
621 #else // !(BOARD_FILES>=10)
622 #define XiangqiPosition FIDEArray
623 #define CapablancaArray FIDEArray
624 #define GothicArray FIDEArray
625 #define GreatArray FIDEArray
626 #endif // !(BOARD_FILES>=10)
628 #if (BOARD_FILES>=12)
629 ChessSquare CourierArray[2][BOARD_FILES] = {
630 { WhiteRook, WhiteKnight, WhiteAlfil, WhiteBishop, WhiteMan, WhiteKing,
631 WhiteFerz, WhiteWazir, WhiteBishop, WhiteAlfil, WhiteKnight, WhiteRook },
632 { BlackRook, BlackKnight, BlackAlfil, BlackBishop, BlackMan, BlackKing,
633 BlackFerz, BlackWazir, BlackBishop, BlackAlfil, BlackKnight, BlackRook }
635 #else // !(BOARD_FILES>=12)
636 #define CourierArray CapablancaArray
637 #endif // !(BOARD_FILES>=12)
640 Board initialPosition;
643 /* Convert str to a rating. Checks for special cases of "----",
645 "++++", etc. Also strips ()'s */
647 string_to_rating (char *str)
649 while(*str && !isdigit(*str)) ++str;
651 return 0; /* One of the special "no rating" cases */
659 /* Init programStats */
660 programStats.movelist[0] = 0;
661 programStats.depth = 0;
662 programStats.nr_moves = 0;
663 programStats.moves_left = 0;
664 programStats.nodes = 0;
665 programStats.time = -1; // [HGM] PGNtime: make invalid to recognize engine output
666 programStats.score = 0;
667 programStats.got_only_move = 0;
668 programStats.got_fail = 0;
669 programStats.line_is_book = 0;
674 { // [HGM] moved some code here from InitBackend1 that has to be done after both engines have contributed their settings
675 if (appData.firstPlaysBlack) {
676 first.twoMachinesColor = "black\n";
677 second.twoMachinesColor = "white\n";
679 first.twoMachinesColor = "white\n";
680 second.twoMachinesColor = "black\n";
683 first.other = &second;
684 second.other = &first;
687 if(appData.timeOddsMode) {
688 norm = appData.timeOdds[0];
689 if(norm > appData.timeOdds[1]) norm = appData.timeOdds[1];
691 first.timeOdds = appData.timeOdds[0]/norm;
692 second.timeOdds = appData.timeOdds[1]/norm;
695 if(programVersion) free(programVersion);
696 if (appData.noChessProgram) {
697 programVersion = (char*) malloc(5 + strlen(PACKAGE_STRING));
698 sprintf(programVersion, "%s", PACKAGE_STRING);
700 /* [HGM] tidy: use tidy name, in stead of full pathname (which was probably a bug due to / vs \ ) */
701 programVersion = (char*) malloc(8 + strlen(PACKAGE_STRING) + strlen(first.tidy));
702 sprintf(programVersion, "%s + %s", PACKAGE_STRING, first.tidy);
707 UnloadEngine (ChessProgramState *cps)
709 /* Kill off first chess program */
710 if (cps->isr != NULL)
711 RemoveInputSource(cps->isr);
714 if (cps->pr != NoProc) {
716 DoSleep( appData.delayBeforeQuit );
717 SendToProgram("quit\n", cps);
718 DoSleep( appData.delayAfterQuit );
719 DestroyChildProcess(cps->pr, cps->useSigterm);
722 if(appData.debugMode) fprintf(debugFP, "Unload %s\n", cps->which);
726 ClearOptions (ChessProgramState *cps)
729 cps->nrOptions = cps->comboCnt = 0;
730 for(i=0; i<MAX_OPTIONS; i++) {
731 cps->option[i].min = cps->option[i].max = cps->option[i].value = 0;
732 cps->option[i].textValue = 0;
736 char *engineNames[] = {
737 /* TRANSLATORS: "first" is the first of possible two chess engines. It is inserted into strings
738 such as "%s engine" / "%s chess program" / "%s machine" - all meaning the same thing */
740 /* TRANSLATORS: "second" is the second of possible two chess engines. It is inserted into strings
741 such as "%s engine" / "%s chess program" / "%s machine" - all meaning the same thing */
746 InitEngine (ChessProgramState *cps, int n)
747 { // [HGM] all engine initialiation put in a function that does one engine
751 cps->which = engineNames[n];
752 cps->maybeThinking = FALSE;
756 cps->sendDrawOffers = 1;
758 cps->program = appData.chessProgram[n];
759 cps->host = appData.host[n];
760 cps->dir = appData.directory[n];
761 cps->initString = appData.engInitString[n];
762 cps->computerString = appData.computerString[n];
763 cps->useSigint = TRUE;
764 cps->useSigterm = TRUE;
765 cps->reuse = appData.reuse[n];
766 cps->nps = appData.NPS[n]; // [HGM] nps: copy nodes per second
767 cps->useSetboard = FALSE;
769 cps->usePing = FALSE;
772 cps->usePlayother = FALSE;
773 cps->useColors = TRUE;
774 cps->useUsermove = FALSE;
775 cps->sendICS = FALSE;
776 cps->sendName = appData.icsActive;
777 cps->sdKludge = FALSE;
778 cps->stKludge = FALSE;
779 TidyProgramName(cps->program, cps->host, cps->tidy);
781 safeStrCpy(cps->variants, appData.variant, MSG_SIZ);
782 cps->analysisSupport = 2; /* detect */
783 cps->analyzing = FALSE;
784 cps->initDone = FALSE;
786 /* New features added by Tord: */
787 cps->useFEN960 = FALSE;
788 cps->useOOCastle = TRUE;
789 /* End of new features added by Tord. */
790 cps->fenOverride = appData.fenOverride[n];
792 /* [HGM] time odds: set factor for each machine */
793 cps->timeOdds = appData.timeOdds[n];
795 /* [HGM] secondary TC: how to handle sessions that do not fit in 'level'*/
796 cps->accumulateTC = appData.accumulateTC[n];
797 cps->maxNrOfSessions = 1;
802 cps->supportsNPS = UNKNOWN;
803 cps->memSize = FALSE;
804 cps->maxCores = FALSE;
805 cps->egtFormats[0] = NULLCHAR;
808 cps->optionSettings = appData.engOptions[n];
810 cps->scoreIsAbsolute = appData.scoreIsAbsolute[n]; /* [AS] */
811 cps->isUCI = appData.isUCI[n]; /* [AS] */
812 cps->hasOwnBookUCI = appData.hasOwnBookUCI[n]; /* [AS] */
814 if (appData.protocolVersion[n] > PROTOVER
815 || appData.protocolVersion[n] < 1)
820 len = snprintf(buf, MSG_SIZ, _("protocol version %d not supported"),
821 appData.protocolVersion[n]);
822 if( (len >= MSG_SIZ) && appData.debugMode )
823 fprintf(debugFP, "InitBackEnd1: buffer truncated.\n");
825 DisplayFatalError(buf, 0, 2);
829 cps->protocolVersion = appData.protocolVersion[n];
832 InitEngineUCI( installDir, cps ); // [HGM] moved here from winboard.c, to make available in xboard
833 ParseFeatures(appData.featureDefaults, cps);
836 ChessProgramState *savCps;
842 if(WaitForEngine(savCps, LoadEngine)) return;
843 CommonEngineInit(); // recalculate time odds
844 if(gameInfo.variant != StringToVariant(appData.variant)) {
845 // we changed variant when loading the engine; this forces us to reset
846 Reset(TRUE, savCps != &first);
847 EditGameEvent(); // for consistency with other path, as Reset changes mode
849 InitChessProgram(savCps, FALSE);
850 SendToProgram("force\n", savCps);
851 DisplayMessage("", "");
852 if (startedFromSetupPosition) SendBoard(savCps, backwardMostMove);
853 for (i = backwardMostMove; i < forwardMostMove; i++) SendMoveToProgram(i, savCps);
859 ReplaceEngine (ChessProgramState *cps, int n)
863 appData.noChessProgram = FALSE;
864 appData.clockMode = TRUE;
867 if(n) return; // only startup first engine immediately; second can wait
868 savCps = cps; // parameter to LoadEngine passed as globals, to allow scheduled calling :-(
872 extern char *engineName, *engineDir, *engineChoice, *engineLine, *nickName, *params;
873 extern Boolean isUCI, hasBook, storeVariant, v1, addToList, useNick;
875 static char resetOptions[] =
876 "-reuse -firstIsUCI false -firstHasOwnBookUCI true -firstTimeOdds 1 "
877 "-firstInitString \"" INIT_STRING "\" -firstComputerString \"" COMPUTER_STRING "\" "
878 "-firstOptions \"\" -firstNPS -1 -fn \"\"";
881 FloatToFront(char **list, char *engineLine)
883 char buf[MSG_SIZ], tidy[MSG_SIZ], *p = buf, *q, *r = buf;
885 if(appData.recentEngines <= 0) return;
886 TidyProgramName(engineLine, "localhost", tidy+1);
887 tidy[0] = buf[0] = '\n'; strcat(tidy, "\n");
888 strncpy(buf+1, *list, MSG_SIZ-50);
889 if(p = strstr(buf, tidy)) { // tidy name appears in list
890 q = strchr(++p, '\n'); if(q == NULL) return; // malformed, don't touch
891 while(*p++ = *++q); // squeeze out
893 strcat(tidy, buf+1); // put list behind tidy name
894 p = tidy + 1; while(q = strchr(p, '\n')) i++, r = p, p = q + 1; // count entries in new list
895 if(i > appData.recentEngines) *r = NULLCHAR; // if maximum rached, strip off last
896 ASSIGN(*list, tidy+1);
900 Load (ChessProgramState *cps, int i)
902 char *p, *q, buf[MSG_SIZ], command[MSG_SIZ], buf2[MSG_SIZ];
903 if(engineLine && engineLine[0]) { // an engine was selected from the combo box
904 snprintf(buf, MSG_SIZ, "-fcp %s", engineLine);
905 SwapEngines(i); // kludge to parse -f* / -first* like it is -s* / -second*
906 ParseArgsFromString(resetOptions); appData.fenOverride[0] = NULL; appData.pvSAN[0] = FALSE;
907 appData.firstProtocolVersion = PROTOVER;
908 ParseArgsFromString(buf);
910 ReplaceEngine(cps, i);
911 FloatToFront(&appData.recentEngineList, engineLine);
915 while(q = strchr(p, SLASH)) p = q+1;
916 if(*p== NULLCHAR) { DisplayError(_("You did not specify the engine executable"), 0); return; }
917 if(engineDir[0] != NULLCHAR)
918 appData.directory[i] = engineDir;
919 else if(p != engineName) { // derive directory from engine path, when not given
921 appData.directory[i] = strdup(engineName);
923 } else appData.directory[i] = ".";
925 if(strchr(p, ' ') && !strchr(p, '"')) snprintf(buf2, MSG_SIZ, "\"%s\"", p), p = buf2; // quote if it contains spaces
926 snprintf(command, MSG_SIZ, "%s %s", p, params);
929 appData.chessProgram[i] = strdup(p);
930 appData.isUCI[i] = isUCI;
931 appData.protocolVersion[i] = v1 ? 1 : PROTOVER;
932 appData.hasOwnBookUCI[i] = hasBook;
933 if(!nickName[0]) useNick = FALSE;
934 if(useNick) ASSIGN(appData.pgnName[i], nickName);
938 q = firstChessProgramNames;
939 if(nickName[0]) snprintf(buf, MSG_SIZ, "\"%s\" -fcp ", nickName); else buf[0] = NULLCHAR;
940 quote = strchr(p, '"') ? '\'' : '"'; // use single quotes around engine command if it contains double quotes
941 snprintf(buf+strlen(buf), MSG_SIZ-strlen(buf), "%c%s%c -fd \"%s\"%s%s%s%s%s%s%s%s\n",
942 quote, p, quote, appData.directory[i],
943 useNick ? " -fn \"" : "",
944 useNick ? nickName : "",
946 v1 ? " -firstProtocolVersion 1" : "",
947 hasBook ? "" : " -fNoOwnBookUCI",
948 isUCI ? (isUCI == TRUE ? " -fUCI" : gameInfo.variant == VariantShogi ? " -fUSI" : " -fUCCI") : "",
949 storeVariant ? " -variant " : "",
950 storeVariant ? VariantName(gameInfo.variant) : "");
951 firstChessProgramNames = malloc(len = strlen(q) + strlen(buf) + 1);
952 snprintf(firstChessProgramNames, len, "%s%s", q, buf);
954 FloatToFront(&appData.recentEngineList, buf);
956 ReplaceEngine(cps, i);
962 int matched, min, sec;
964 * Parse timeControl resource
966 if (!ParseTimeControl(appData.timeControl, appData.timeIncrement,
967 appData.movesPerSession)) {
969 snprintf(buf, sizeof(buf), _("bad timeControl option %s"), appData.timeControl);
970 DisplayFatalError(buf, 0, 2);
974 * Parse searchTime resource
976 if (*appData.searchTime != NULLCHAR) {
977 matched = sscanf(appData.searchTime, "%d:%d", &min, &sec);
979 searchTime = min * 60;
980 } else if (matched == 2) {
981 searchTime = min * 60 + sec;
984 snprintf(buf, sizeof(buf), _("bad searchTime option %s"), appData.searchTime);
985 DisplayFatalError(buf, 0, 2);
994 ShowThinkingEvent(); // [HGM] thinking: make sure post/nopost state is set according to options
995 startVariant = StringToVariant(appData.variant); // [HGM] nicks: remember original variant
997 GetTimeMark(&programStartTime);
998 srandom((programStartTime.ms + 1000*programStartTime.sec)*0x1001001); // [HGM] book: makes sure random is unpredictabe to msec level
999 appData.seedBase = random() + (random()<<15);
1000 pauseStart = programStartTime; pauseStart.sec -= 100; // [HGM] matchpause: fake a pause that has long since ended
1002 ClearProgramStats();
1003 programStats.ok_to_send = 1;
1004 programStats.seen_stat = 0;
1007 * Initialize game list
1013 * Internet chess server status
1015 if (appData.icsActive) {
1016 appData.matchMode = FALSE;
1017 appData.matchGames = 0;
1019 appData.noChessProgram = !appData.zippyPlay;
1021 appData.zippyPlay = FALSE;
1022 appData.zippyTalk = FALSE;
1023 appData.noChessProgram = TRUE;
1025 if (*appData.icsHelper != NULLCHAR) {
1026 appData.useTelnet = TRUE;
1027 appData.telnetProgram = appData.icsHelper;
1030 appData.zippyTalk = appData.zippyPlay = FALSE;
1033 /* [AS] Initialize pv info list [HGM] and game state */
1037 for( i=0; i<=framePtr; i++ ) {
1038 pvInfoList[i].depth = -1;
1039 boards[i][EP_STATUS] = EP_NONE;
1040 for( j=0; j<BOARD_FILES-2; j++ ) boards[i][CASTLING][j] = NoRights;
1046 /* [AS] Adjudication threshold */
1047 adjudicateLossThreshold = appData.adjudicateLossThreshold;
1049 InitEngine(&first, 0);
1050 InitEngine(&second, 1);
1053 pairing.which = "pairing"; // pairing engine
1054 pairing.pr = NoProc;
1056 pairing.program = appData.pairingEngine;
1057 pairing.host = "localhost";
1060 if (appData.icsActive) {
1061 appData.clockMode = TRUE; /* changes dynamically in ICS mode */
1062 } else if (appData.noChessProgram) { // [HGM] st: searchTime mode now also is clockMode
1063 appData.clockMode = FALSE;
1064 first.sendTime = second.sendTime = 0;
1068 /* Override some settings from environment variables, for backward
1069 compatibility. Unfortunately it's not feasible to have the env
1070 vars just set defaults, at least in xboard. Ugh.
1072 if (appData.icsActive && (appData.zippyPlay || appData.zippyTalk)) {
1077 if (!appData.icsActive) {
1081 /* Check for variants that are supported only in ICS mode,
1082 or not at all. Some that are accepted here nevertheless
1083 have bugs; see comments below.
1085 VariantClass variant = StringToVariant(appData.variant);
1087 case VariantBughouse: /* need four players and two boards */
1088 case VariantKriegspiel: /* need to hide pieces and move details */
1089 /* case VariantFischeRandom: (Fabien: moved below) */
1090 len = snprintf(buf,MSG_SIZ, _("Variant %s supported only in ICS mode"), appData.variant);
1091 if( (len >= MSG_SIZ) && appData.debugMode )
1092 fprintf(debugFP, "InitBackEnd1: buffer truncated.\n");
1094 DisplayFatalError(buf, 0, 2);
1097 case VariantUnknown:
1098 case VariantLoadable:
1108 len = snprintf(buf, MSG_SIZ, _("Unknown variant name %s"), appData.variant);
1109 if( (len >= MSG_SIZ) && appData.debugMode )
1110 fprintf(debugFP, "InitBackEnd1: buffer truncated.\n");
1112 DisplayFatalError(buf, 0, 2);
1115 case VariantXiangqi: /* [HGM] repetition rules not implemented */
1116 case VariantFairy: /* [HGM] TestLegality definitely off! */
1117 case VariantGothic: /* [HGM] should work */
1118 case VariantCapablanca: /* [HGM] should work */
1119 case VariantCourier: /* [HGM] initial forced moves not implemented */
1120 case VariantShogi: /* [HGM] could still mate with pawn drop */
1121 case VariantKnightmate: /* [HGM] should work */
1122 case VariantCylinder: /* [HGM] untested */
1123 case VariantFalcon: /* [HGM] untested */
1124 case VariantCrazyhouse: /* holdings not shown, ([HGM] fixed that!)
1125 offboard interposition not understood */
1126 case VariantNormal: /* definitely works! */
1127 case VariantWildCastle: /* pieces not automatically shuffled */
1128 case VariantNoCastle: /* pieces not automatically shuffled */
1129 case VariantFischeRandom: /* [HGM] works and shuffles pieces */
1130 case VariantLosers: /* should work except for win condition,
1131 and doesn't know captures are mandatory */
1132 case VariantSuicide: /* should work except for win condition,
1133 and doesn't know captures are mandatory */
1134 case VariantGiveaway: /* should work except for win condition,
1135 and doesn't know captures are mandatory */
1136 case VariantTwoKings: /* should work */
1137 case VariantAtomic: /* should work except for win condition */
1138 case Variant3Check: /* should work except for win condition */
1139 case VariantShatranj: /* should work except for all win conditions */
1140 case VariantMakruk: /* should work except for draw countdown */
1141 case VariantBerolina: /* might work if TestLegality is off */
1142 case VariantCapaRandom: /* should work */
1143 case VariantJanus: /* should work */
1144 case VariantSuper: /* experimental */
1145 case VariantGreat: /* experimental, requires legality testing to be off */
1146 case VariantSChess: /* S-Chess, should work */
1147 case VariantGrand: /* should work */
1148 case VariantSpartan: /* should work */
1156 NextIntegerFromString (char ** str, long * value)
1161 while( *s == ' ' || *s == '\t' ) {
1167 if( *s >= '0' && *s <= '9' ) {
1168 while( *s >= '0' && *s <= '9' ) {
1169 *value = *value * 10 + (*s - '0');
1182 NextTimeControlFromString (char ** str, long * value)
1185 int result = NextIntegerFromString( str, &temp );
1188 *value = temp * 60; /* Minutes */
1189 if( **str == ':' ) {
1191 result = NextIntegerFromString( str, &temp );
1192 *value += temp; /* Seconds */
1200 NextSessionFromString (char ** str, int *moves, long * tc, long *inc, int *incType)
1201 { /* [HGM] routine added to read '+moves/time' for secondary time control. */
1202 int result = -1, type = 0; long temp, temp2;
1204 if(**str != ':') return -1; // old params remain in force!
1206 if(**str == '*') type = *(*str)++, temp = 0; // sandclock TC
1207 if( NextIntegerFromString( str, &temp ) ) return -1;
1208 if(type) { *moves = 0; *tc = temp * 500; *inc = temp * 1000; *incType = '*'; return 0; }
1211 /* time only: incremental or sudden-death time control */
1212 if(**str == '+') { /* increment follows; read it */
1214 if(**str == '!') type = *(*str)++; // Bronstein TC
1215 if(result = NextIntegerFromString( str, &temp2)) return -1;
1216 *inc = temp2 * 1000;
1217 if(**str == '.') { // read fraction of increment
1218 char *start = ++(*str);
1219 if(result = NextIntegerFromString( str, &temp2)) return -1;
1221 while(start++ < *str) temp2 /= 10;
1225 *moves = 0; *tc = temp * 1000; *incType = type;
1229 (*str)++; /* classical time control */
1230 result = NextIntegerFromString( str, &temp2); // NOTE: already converted to seconds by ParseTimeControl()
1242 GetTimeQuota (int movenr, int lastUsed, char *tcString)
1243 { /* [HGM] get time to add from the multi-session time-control string */
1244 int incType, moves=1; /* kludge to force reading of first session */
1245 long time, increment;
1248 if(!*s) return 0; // empty TC string means we ran out of the last sudden-death version
1250 if(moves) NextSessionFromString(&s, &moves, &time, &increment, &incType);
1251 nextSession = s; suddenDeath = moves == 0 && increment == 0;
1252 if(movenr == -1) return time; /* last move before new session */
1253 if(incType == '*') increment = 0; else // for sandclock, time is added while not thinking
1254 if(incType == '!' && lastUsed < increment) increment = lastUsed;
1255 if(!moves) return increment; /* current session is incremental */
1256 if(movenr >= 0) movenr -= moves; /* we already finished this session */
1257 } while(movenr >= -1); /* try again for next session */
1259 return 0; // no new time quota on this move
1263 ParseTimeControl (char *tc, float ti, int mps)
1267 char buf[MSG_SIZ], buf2[MSG_SIZ], *mytc = tc;
1270 if(ti >= 0 && !strchr(tc, '+') && !strchr(tc, '/') ) mps = 0;
1271 if(!strchr(tc, '+') && !strchr(tc, '/') && sscanf(tc, "%d:%d", &min, &sec) >= 1)
1272 sprintf(mytc=buf2, "%d", 60*min+sec); // convert 'classical' min:sec tc string to seconds
1276 snprintf(buf, MSG_SIZ, ":%d/%s+%g", mps, mytc, ti);
1278 snprintf(buf, MSG_SIZ, ":%s+%g", mytc, ti);
1281 snprintf(buf, MSG_SIZ, ":%d/%s", mps, mytc);
1283 snprintf(buf, MSG_SIZ, ":%s", mytc);
1285 fullTimeControlString = StrSave(buf); // this should now be in PGN format
1287 if( NextTimeControlFromString( &tc, &tc1 ) != 0 ) {
1292 /* Parse second time control */
1295 if( NextTimeControlFromString( &tc, &tc2 ) != 0 ) {
1303 timeControl_2 = tc2 * 1000;
1313 timeControl = tc1 * 1000;
1316 timeIncrement = ti * 1000; /* convert to ms */
1317 movesPerSession = 0;
1320 movesPerSession = mps;
1328 if (appData.debugMode) {
1329 fprintf(debugFP, "%s\n", programVersion);
1331 ASSIGN(currentDebugFile, appData.nameOfDebugFile); // [HGM] debug split: remember initial name in use
1333 set_cont_sequence(appData.wrapContSeq);
1334 if (appData.matchGames > 0) {
1335 appData.matchMode = TRUE;
1336 } else if (appData.matchMode) {
1337 appData.matchGames = 1;
1339 if(appData.matchMode && appData.sameColorGames > 0) /* [HGM] alternate: overrule matchGames */
1340 appData.matchGames = appData.sameColorGames;
1341 if(appData.rewindIndex > 1) { /* [HGM] autoinc: rewind implies auto-increment and overrules given index */
1342 if(appData.loadPositionIndex >= 0) appData.loadPositionIndex = -1;
1343 if(appData.loadGameIndex >= 0) appData.loadGameIndex = -1;
1346 if (appData.noChessProgram || first.protocolVersion == 1) {
1349 /* kludge: allow timeout for initial "feature" commands */
1351 DisplayMessage("", _("Starting chess program"));
1352 ScheduleDelayedEvent(InitBackEnd3, FEATURE_TIMEOUT);
1357 CalculateIndex (int index, int gameNr)
1358 { // [HGM] autoinc: absolute way to determine load index from game number (taking auto-inc and rewind into account)
1360 if(index > 0) return index; // fixed nmber
1361 if(index == 0) return 1;
1362 res = (index == -1 ? gameNr : (gameNr-1)/2 + 1); // autoinc
1363 if(appData.rewindIndex > 0) res = (res-1) % appData.rewindIndex + 1; // rewind
1368 LoadGameOrPosition (int gameNr)
1369 { // [HGM] taken out of MatchEvent and NextMatchGame (to combine it)
1370 if (*appData.loadGameFile != NULLCHAR) {
1371 if (!LoadGameFromFile(appData.loadGameFile,
1372 CalculateIndex(appData.loadGameIndex, gameNr),
1373 appData.loadGameFile, FALSE)) {
1374 DisplayFatalError(_("Bad game file"), 0, 1);
1377 } else if (*appData.loadPositionFile != NULLCHAR) {
1378 if (!LoadPositionFromFile(appData.loadPositionFile,
1379 CalculateIndex(appData.loadPositionIndex, gameNr),
1380 appData.loadPositionFile)) {
1381 DisplayFatalError(_("Bad position file"), 0, 1);
1389 ReserveGame (int gameNr, char resChar)
1391 FILE *tf = fopen(appData.tourneyFile, "r+");
1392 char *p, *q, c, buf[MSG_SIZ];
1393 if(tf == NULL) { nextGame = appData.matchGames + 1; return; } // kludge to terminate match
1394 safeStrCpy(buf, lastMsg, MSG_SIZ);
1395 DisplayMessage(_("Pick new game"), "");
1396 flock(fileno(tf), LOCK_EX); // lock the tourney file while we are messing with it
1397 ParseArgsFromFile(tf);
1398 p = q = appData.results;
1399 if(appData.debugMode) {
1400 char *r = appData.participants;
1401 fprintf(debugFP, "results = '%s'\n", p);
1402 while(*r) fprintf(debugFP, *r >= ' ' ? "%c" : "\\%03o", *r), r++;
1403 fprintf(debugFP, "\n");
1405 while(*q && *q != ' ') q++; // get first un-played game (could be beyond end!)
1407 q = malloc(strlen(p) + 2); // could be arbitrary long, but allow to extend by one!
1408 safeStrCpy(q, p, strlen(p) + 2);
1409 if(gameNr >= 0) q[gameNr] = resChar; // replace '*' with result
1410 if(appData.debugMode) fprintf(debugFP, "pick next game from '%s': %d\n", q, nextGame);
1411 if(nextGame <= appData.matchGames && resChar != ' ' && !abortMatch) { // reserve next game if tourney not yet done
1412 if(q[nextGame] == NULLCHAR) q[nextGame+1] = NULLCHAR; // append one char
1415 fseek(tf, -(strlen(p)+4), SEEK_END);
1417 if(c != '"') // depending on DOS or Unix line endings we can be one off
1418 fseek(tf, -(strlen(p)+2), SEEK_END);
1419 else fseek(tf, -(strlen(p)+3), SEEK_END);
1420 fprintf(tf, "%s\"\n", q); fclose(tf); // update, and flush by closing
1421 DisplayMessage(buf, "");
1422 free(p); appData.results = q;
1423 if(nextGame <= appData.matchGames && resChar != ' ' && !abortMatch &&
1424 (gameNr < 0 || nextGame / appData.defaultMatchGames != gameNr / appData.defaultMatchGames)) {
1425 int round = appData.defaultMatchGames * appData.tourneyType;
1426 if(gameNr < 0 || appData.tourneyType < 1 || // gauntlet engine can always stay loaded as first engine
1427 appData.tourneyType > 1 && nextGame/round != gameNr/round) // in multi-gauntlet change only after round
1428 UnloadEngine(&first); // next game belongs to other pairing;
1429 UnloadEngine(&second); // already unload the engines, so TwoMachinesEvent will load new ones.
1431 if(appData.debugMode) fprintf(debugFP, "Reserved, next=%d, nr=%d\n", nextGame, gameNr);
1435 MatchEvent (int mode)
1436 { // [HGM] moved out of InitBackend3, to make it callable when match starts through menu
1438 if(matchMode) { // already in match mode: switch it off
1440 if(!appData.tourneyFile[0]) appData.matchGames = matchGame; // kludge to let match terminate after next game.
1443 // if(gameMode != BeginningOfGame) {
1444 // DisplayError(_("You can only start a match from the initial position."), 0);
1448 if(mode == 2) appData.matchGames = appData.defaultMatchGames;
1449 /* Set up machine vs. machine match */
1451 NextTourneyGame(-1, &dummy); // sets appData.matchGames if this is tourney, to make sure ReserveGame knows it
1452 if(appData.tourneyFile[0]) {
1454 if(nextGame > appData.matchGames) {
1456 if(strchr(appData.results, '*') == NULL) {
1458 appData.tourneyCycles++;
1459 if(f = WriteTourneyFile(appData.results, NULL)) { // make a tourney file with increased number of cycles
1461 NextTourneyGame(-1, &dummy);
1463 if(nextGame <= appData.matchGames) {
1464 DisplayNote(_("You restarted an already completed tourney\nOne more cycle will now be added to it\nGames commence in 10 sec"));
1466 ScheduleDelayedEvent(NextMatchGame, 10000);
1471 snprintf(buf, MSG_SIZ, _("All games in tourney '%s' are already played or playing"), appData.tourneyFile);
1472 DisplayError(buf, 0);
1473 appData.tourneyFile[0] = 0;
1477 if (appData.noChessProgram) { // [HGM] in tourney engines are loaded automatically
1478 DisplayFatalError(_("Can't have a match with no chess programs"),
1483 matchGame = roundNr = 1;
1484 first.matchWins = second.matchWins = 0; // [HGM] match: needed in later matches
1488 char *comboLine = NULL; // [HGM] recent: WinBoard's first-engine combobox line
1491 InitBackEnd3 P((void))
1493 GameMode initialMode;
1497 InitChessProgram(&first, startedFromSetupPosition);
1499 if(!appData.noChessProgram) { /* [HGM] tidy: redo program version to use name from myname feature */
1500 free(programVersion);
1501 programVersion = (char*) malloc(8 + strlen(PACKAGE_STRING) + strlen(first.tidy));
1502 sprintf(programVersion, "%s + %s", PACKAGE_STRING, first.tidy);
1503 FloatToFront(&appData.recentEngineList, comboLine ? comboLine : appData.firstChessProgram);
1506 if (appData.icsActive) {
1508 /* [DM] Make a console window if needed [HGM] merged ifs */
1514 if (*appData.icsCommPort != NULLCHAR)
1515 len = snprintf(buf, MSG_SIZ, _("Could not open comm port %s"),
1516 appData.icsCommPort);
1518 len = snprintf(buf, MSG_SIZ, _("Could not connect to host %s, port %s"),
1519 appData.icsHost, appData.icsPort);
1521 if( (len >= MSG_SIZ) && appData.debugMode )
1522 fprintf(debugFP, "InitBackEnd3: buffer truncated.\n");
1524 DisplayFatalError(buf, err, 1);
1529 AddInputSource(icsPR, FALSE, read_from_ics, &telnetISR);
1531 AddInputSource(NoProc, FALSE, read_from_player, &fromUserISR);
1532 if(appData.keepAlive) // [HGM] alive: schedule sending of dummy 'date' command
1533 ScheduleDelayedEvent(KeepAlive, appData.keepAlive*60*1000);
1534 } else if (appData.noChessProgram) {
1540 if (*appData.cmailGameName != NULLCHAR) {
1542 OpenLoopback(&cmailPR);
1544 AddInputSource(cmailPR, FALSE, CmailSigHandlerCallBack, &cmailISR);
1548 DisplayMessage("", "");
1549 if (StrCaseCmp(appData.initialMode, "") == 0) {
1550 initialMode = BeginningOfGame;
1551 if(!appData.icsActive && appData.noChessProgram) { // [HGM] could be fall-back
1552 gameMode = MachinePlaysBlack; // "Machine Black" might have been implicitly highlighted
1553 ModeHighlight(); // make sure XBoard knows it is highlighted, so it will un-highlight it
1554 gameMode = BeginningOfGame; // in case BeginningOfGame now means "Edit Position"
1557 } else if (StrCaseCmp(appData.initialMode, "TwoMachines") == 0) {
1558 initialMode = TwoMachinesPlay;
1559 } else if (StrCaseCmp(appData.initialMode, "AnalyzeFile") == 0) {
1560 initialMode = AnalyzeFile;
1561 } else if (StrCaseCmp(appData.initialMode, "Analysis") == 0) {
1562 initialMode = AnalyzeMode;
1563 } else if (StrCaseCmp(appData.initialMode, "MachineWhite") == 0) {
1564 initialMode = MachinePlaysWhite;
1565 } else if (StrCaseCmp(appData.initialMode, "MachineBlack") == 0) {
1566 initialMode = MachinePlaysBlack;
1567 } else if (StrCaseCmp(appData.initialMode, "EditGame") == 0) {
1568 initialMode = EditGame;
1569 } else if (StrCaseCmp(appData.initialMode, "EditPosition") == 0) {
1570 initialMode = EditPosition;
1571 } else if (StrCaseCmp(appData.initialMode, "Training") == 0) {
1572 initialMode = Training;
1574 len = snprintf(buf, MSG_SIZ, _("Unknown initialMode %s"), appData.initialMode);
1575 if( (len >= MSG_SIZ) && appData.debugMode )
1576 fprintf(debugFP, "InitBackEnd3: buffer truncated.\n");
1578 DisplayFatalError(buf, 0, 2);
1582 if (appData.matchMode) {
1583 if(appData.tourneyFile[0]) { // start tourney from command line
1585 if(f = fopen(appData.tourneyFile, "r")) {
1586 ParseArgsFromFile(f); // make sure tourney parmeters re known
1588 appData.clockMode = TRUE;
1590 } else appData.tourneyFile[0] = NULLCHAR; // for now ignore bad tourney file
1593 } else if (*appData.cmailGameName != NULLCHAR) {
1594 /* Set up cmail mode */
1595 ReloadCmailMsgEvent(TRUE);
1597 /* Set up other modes */
1598 if (initialMode == AnalyzeFile) {
1599 if (*appData.loadGameFile == NULLCHAR) {
1600 DisplayFatalError(_("AnalyzeFile mode requires a game file"), 0, 1);
1604 if (*appData.loadGameFile != NULLCHAR) {
1605 (void) LoadGameFromFile(appData.loadGameFile,
1606 appData.loadGameIndex,
1607 appData.loadGameFile, TRUE);
1608 } else if (*appData.loadPositionFile != NULLCHAR) {
1609 (void) LoadPositionFromFile(appData.loadPositionFile,
1610 appData.loadPositionIndex,
1611 appData.loadPositionFile);
1612 /* [HGM] try to make self-starting even after FEN load */
1613 /* to allow automatic setup of fairy variants with wtm */
1614 if(initialMode == BeginningOfGame && !blackPlaysFirst) {
1615 gameMode = BeginningOfGame;
1616 setboardSpoiledMachineBlack = 1;
1618 /* [HGM] loadPos: make that every new game uses the setup */
1619 /* from file as long as we do not switch variant */
1620 if(!blackPlaysFirst) {
1621 startedFromPositionFile = TRUE;
1622 CopyBoard(filePosition, boards[0]);
1625 if (initialMode == AnalyzeMode) {
1626 if (appData.noChessProgram) {
1627 DisplayFatalError(_("Analysis mode requires a chess engine"), 0, 2);
1630 if (appData.icsActive) {
1631 DisplayFatalError(_("Analysis mode does not work with ICS mode"),0,2);
1635 } else if (initialMode == AnalyzeFile) {
1636 appData.showThinking = TRUE; // [HGM] thinking: moved out of ShowThinkingEvent
1637 ShowThinkingEvent();
1639 AnalysisPeriodicEvent(1);
1640 } else if (initialMode == MachinePlaysWhite) {
1641 if (appData.noChessProgram) {
1642 DisplayFatalError(_("MachineWhite mode requires a chess engine"),
1646 if (appData.icsActive) {
1647 DisplayFatalError(_("MachineWhite mode does not work with ICS mode"),
1651 MachineWhiteEvent();
1652 } else if (initialMode == MachinePlaysBlack) {
1653 if (appData.noChessProgram) {
1654 DisplayFatalError(_("MachineBlack mode requires a chess engine"),
1658 if (appData.icsActive) {
1659 DisplayFatalError(_("MachineBlack mode does not work with ICS mode"),
1663 MachineBlackEvent();
1664 } else if (initialMode == TwoMachinesPlay) {
1665 if (appData.noChessProgram) {
1666 DisplayFatalError(_("TwoMachines mode requires a chess engine"),
1670 if (appData.icsActive) {
1671 DisplayFatalError(_("TwoMachines mode does not work with ICS mode"),
1676 } else if (initialMode == EditGame) {
1678 } else if (initialMode == EditPosition) {
1679 EditPositionEvent();
1680 } else if (initialMode == Training) {
1681 if (*appData.loadGameFile == NULLCHAR) {
1682 DisplayFatalError(_("Training mode requires a game file"), 0, 2);
1691 HistorySet (char movelist[][2*MOVE_LEN], int first, int last, int current)
1693 DisplayBook(current+1);
1695 MoveHistorySet( movelist, first, last, current, pvInfoList );
1697 EvalGraphSet( first, last, current, pvInfoList );
1699 MakeEngineOutputTitle();
1703 * Establish will establish a contact to a remote host.port.
1704 * Sets icsPR to a ProcRef for a process (or pseudo-process)
1705 * used to talk to the host.
1706 * Returns 0 if okay, error code if not.
1713 if (*appData.icsCommPort != NULLCHAR) {
1714 /* Talk to the host through a serial comm port */
1715 return OpenCommPort(appData.icsCommPort, &icsPR);
1717 } else if (*appData.gateway != NULLCHAR) {
1718 if (*appData.remoteShell == NULLCHAR) {
1719 /* Use the rcmd protocol to run telnet program on a gateway host */
1720 snprintf(buf, sizeof(buf), "%s %s %s",
1721 appData.telnetProgram, appData.icsHost, appData.icsPort);
1722 return OpenRcmd(appData.gateway, appData.remoteUser, buf, &icsPR);
1725 /* Use the rsh program to run telnet program on a gateway host */
1726 if (*appData.remoteUser == NULLCHAR) {
1727 snprintf(buf, sizeof(buf), "%s %s %s %s %s", appData.remoteShell,
1728 appData.gateway, appData.telnetProgram,
1729 appData.icsHost, appData.icsPort);
1731 snprintf(buf, sizeof(buf), "%s %s -l %s %s %s %s",
1732 appData.remoteShell, appData.gateway,
1733 appData.remoteUser, appData.telnetProgram,
1734 appData.icsHost, appData.icsPort);
1736 return StartChildProcess(buf, "", &icsPR);
1739 } else if (appData.useTelnet) {
1740 return OpenTelnet(appData.icsHost, appData.icsPort, &icsPR);
1743 /* TCP socket interface differs somewhat between
1744 Unix and NT; handle details in the front end.
1746 return OpenTCP(appData.icsHost, appData.icsPort, &icsPR);
1751 EscapeExpand (char *p, char *q)
1752 { // [HGM] initstring: routine to shape up string arguments
1753 while(*p++ = *q++) if(p[-1] == '\\')
1755 case 'n': p[-1] = '\n'; break;
1756 case 'r': p[-1] = '\r'; break;
1757 case 't': p[-1] = '\t'; break;
1758 case '\\': p[-1] = '\\'; break;
1759 case 0: *p = 0; return;
1760 default: p[-1] = q[-1]; break;
1765 show_bytes (FILE *fp, char *buf, int count)
1768 if (*buf < 040 || *(unsigned char *) buf > 0177) {
1769 fprintf(fp, "\\%03o", *buf & 0xff);
1778 /* Returns an errno value */
1780 OutputMaybeTelnet (ProcRef pr, char *message, int count, int *outError)
1782 char buf[8192], *p, *q, *buflim;
1783 int left, newcount, outcount;
1785 if (*appData.icsCommPort != NULLCHAR || appData.useTelnet ||
1786 *appData.gateway != NULLCHAR) {
1787 if (appData.debugMode) {
1788 fprintf(debugFP, ">ICS: ");
1789 show_bytes(debugFP, message, count);
1790 fprintf(debugFP, "\n");
1792 return OutputToProcess(pr, message, count, outError);
1795 buflim = &buf[sizeof(buf)-1]; /* allow 1 byte for expanding last char */
1802 if (appData.debugMode) {
1803 fprintf(debugFP, ">ICS: ");
1804 show_bytes(debugFP, buf, newcount);
1805 fprintf(debugFP, "\n");
1807 outcount = OutputToProcess(pr, buf, newcount, outError);
1808 if (outcount < newcount) return -1; /* to be sure */
1815 } else if (((unsigned char) *p) == TN_IAC) {
1816 *q++ = (char) TN_IAC;
1823 if (appData.debugMode) {
1824 fprintf(debugFP, ">ICS: ");
1825 show_bytes(debugFP, buf, newcount);
1826 fprintf(debugFP, "\n");
1828 outcount = OutputToProcess(pr, buf, newcount, outError);
1829 if (outcount < newcount) return -1; /* to be sure */
1834 read_from_player (InputSourceRef isr, VOIDSTAR closure, char *message, int count, int error)
1836 int outError, outCount;
1837 static int gotEof = 0;
1839 /* Pass data read from player on to ICS */
1842 outCount = OutputMaybeTelnet(icsPR, message, count, &outError);
1843 if (outCount < count) {
1844 DisplayFatalError(_("Error writing to ICS"), outError, 1);
1846 } else if (count < 0) {
1847 RemoveInputSource(isr);
1848 DisplayFatalError(_("Error reading from keyboard"), error, 1);
1849 } else if (gotEof++ > 0) {
1850 RemoveInputSource(isr);
1851 DisplayFatalError(_("Got end of file from keyboard"), 0, 0);
1857 { // [HGM] alive: periodically send dummy (date) command to ICS to prevent time-out
1858 if(!connectionAlive) DisplayFatalError("No response from ICS", 0, 1);
1859 connectionAlive = FALSE; // only sticks if no response to 'date' command.
1860 SendToICS("date\n");
1861 if(appData.keepAlive) ScheduleDelayedEvent(KeepAlive, appData.keepAlive*60*1000);
1864 /* added routine for printf style output to ics */
1866 ics_printf (char *format, ...)
1868 char buffer[MSG_SIZ];
1871 va_start(args, format);
1872 vsnprintf(buffer, sizeof(buffer), format, args);
1873 buffer[sizeof(buffer)-1] = '\0';
1881 int count, outCount, outError;
1883 if (icsPR == NoProc) return;
1886 outCount = OutputMaybeTelnet(icsPR, s, count, &outError);
1887 if (outCount < count) {
1888 DisplayFatalError(_("Error writing to ICS"), outError, 1);
1892 /* This is used for sending logon scripts to the ICS. Sending
1893 without a delay causes problems when using timestamp on ICC
1894 (at least on my machine). */
1896 SendToICSDelayed (char *s, long msdelay)
1898 int count, outCount, outError;
1900 if (icsPR == NoProc) return;
1903 if (appData.debugMode) {
1904 fprintf(debugFP, ">ICS: ");
1905 show_bytes(debugFP, s, count);
1906 fprintf(debugFP, "\n");
1908 outCount = OutputToProcessDelayed(icsPR, s, count, &outError,
1910 if (outCount < count) {
1911 DisplayFatalError(_("Error writing to ICS"), outError, 1);
1916 /* Remove all highlighting escape sequences in s
1917 Also deletes any suffix starting with '('
1920 StripHighlightAndTitle (char *s)
1922 static char retbuf[MSG_SIZ];
1925 while (*s != NULLCHAR) {
1926 while (*s == '\033') {
1927 while (*s != NULLCHAR && !isalpha(*s)) s++;
1928 if (*s != NULLCHAR) s++;
1930 while (*s != NULLCHAR && *s != '\033') {
1931 if (*s == '(' || *s == '[') {
1942 /* Remove all highlighting escape sequences in s */
1944 StripHighlight (char *s)
1946 static char retbuf[MSG_SIZ];
1949 while (*s != NULLCHAR) {
1950 while (*s == '\033') {
1951 while (*s != NULLCHAR && !isalpha(*s)) s++;
1952 if (*s != NULLCHAR) s++;
1954 while (*s != NULLCHAR && *s != '\033') {
1962 char *variantNames[] = VARIANT_NAMES;
1964 VariantName (VariantClass v)
1966 return variantNames[v];
1970 /* Identify a variant from the strings the chess servers use or the
1971 PGN Variant tag names we use. */
1973 StringToVariant (char *e)
1977 VariantClass v = VariantNormal;
1978 int i, found = FALSE;
1984 /* [HGM] skip over optional board-size prefixes */
1985 if( sscanf(e, "%dx%d_", &i, &i) == 2 ||
1986 sscanf(e, "%dx%d+%d_", &i, &i, &i) == 3 ) {
1987 while( *e++ != '_');
1990 if(StrCaseStr(e, "misc/")) { // [HGM] on FICS, misc/shogi is not shogi
1994 for (i=0; i<sizeof(variantNames)/sizeof(char*); i++) {
1995 if (StrCaseStr(e, variantNames[i])) {
1996 v = (VariantClass) i;
2003 if ((StrCaseStr(e, "fischer") && StrCaseStr(e, "random"))
2004 || StrCaseStr(e, "wild/fr")
2005 || StrCaseStr(e, "frc") || StrCaseStr(e, "960")) {
2006 v = VariantFischeRandom;
2007 } else if ((i = 4, p = StrCaseStr(e, "wild")) ||
2008 (i = 1, p = StrCaseStr(e, "w"))) {
2010 while (*p && (isspace(*p) || *p == '(' || *p == '/')) p++;
2017 case 0: /* FICS only, actually */
2019 /* Castling legal even if K starts on d-file */
2020 v = VariantWildCastle;
2025 /* Castling illegal even if K & R happen to start in
2026 normal positions. */
2027 v = VariantNoCastle;
2040 /* Castling legal iff K & R start in normal positions */
2046 /* Special wilds for position setup; unclear what to do here */
2047 v = VariantLoadable;
2050 /* Bizarre ICC game */
2051 v = VariantTwoKings;
2054 v = VariantKriegspiel;
2060 v = VariantFischeRandom;
2063 v = VariantCrazyhouse;
2066 v = VariantBughouse;
2072 /* Not quite the same as FICS suicide! */
2073 v = VariantGiveaway;
2079 v = VariantShatranj;
2082 /* Temporary names for future ICC types. The name *will* change in
2083 the next xboard/WinBoard release after ICC defines it. */
2121 v = VariantCapablanca;
2124 v = VariantKnightmate;
2130 v = VariantCylinder;
2136 v = VariantCapaRandom;
2139 v = VariantBerolina;
2151 /* Found "wild" or "w" in the string but no number;
2152 must assume it's normal chess. */
2156 len = snprintf(buf, MSG_SIZ, _("Unknown wild type %d"), wnum);
2157 if( (len >= MSG_SIZ) && appData.debugMode )
2158 fprintf(debugFP, "StringToVariant: buffer truncated.\n");
2160 DisplayError(buf, 0);
2166 if (appData.debugMode) {
2167 fprintf(debugFP, _("recognized '%s' (%d) as variant %s\n"),
2168 e, wnum, VariantName(v));
2173 static int leftover_start = 0, leftover_len = 0;
2174 char star_match[STAR_MATCH_N][MSG_SIZ];
2176 /* Test whether pattern is present at &buf[*index]; if so, return TRUE,
2177 advance *index beyond it, and set leftover_start to the new value of
2178 *index; else return FALSE. If pattern contains the character '*', it
2179 matches any sequence of characters not containing '\r', '\n', or the
2180 character following the '*' (if any), and the matched sequence(s) are
2181 copied into star_match.
2184 looking_at ( char *buf, int *index, char *pattern)
2186 char *bufp = &buf[*index], *patternp = pattern;
2188 char *matchp = star_match[0];
2191 if (*patternp == NULLCHAR) {
2192 *index = leftover_start = bufp - buf;
2196 if (*bufp == NULLCHAR) return FALSE;
2197 if (*patternp == '*') {
2198 if (*bufp == *(patternp + 1)) {
2200 matchp = star_match[++star_count];
2204 } else if (*bufp == '\n' || *bufp == '\r') {
2206 if (*patternp == NULLCHAR)
2211 *matchp++ = *bufp++;
2215 if (*patternp != *bufp) return FALSE;
2222 SendToPlayer (char *data, int length)
2224 int error, outCount;
2225 outCount = OutputToProcess(NoProc, data, length, &error);
2226 if (outCount < length) {
2227 DisplayFatalError(_("Error writing to display"), error, 1);
2232 PackHolding (char packed[], char *holding)
2242 switch (runlength) {
2253 sprintf(q, "%d", runlength);
2265 /* Telnet protocol requests from the front end */
2267 TelnetRequest (unsigned char ddww, unsigned char option)
2269 unsigned char msg[3];
2270 int outCount, outError;
2272 if (*appData.icsCommPort != NULLCHAR || appData.useTelnet) return;
2274 if (appData.debugMode) {
2275 char buf1[8], buf2[8], *ddwwStr, *optionStr;
2291 snprintf(buf1,sizeof(buf1)/sizeof(buf1[0]), "%d", ddww);
2300 snprintf(buf2,sizeof(buf2)/sizeof(buf2[0]), "%d", option);
2303 fprintf(debugFP, ">%s %s ", ddwwStr, optionStr);
2308 outCount = OutputToProcess(icsPR, (char *)msg, 3, &outError);
2310 DisplayFatalError(_("Error writing to ICS"), outError, 1);
2317 if (!appData.icsActive) return;
2318 TelnetRequest(TN_DO, TN_ECHO);
2324 if (!appData.icsActive) return;
2325 TelnetRequest(TN_DONT, TN_ECHO);
2329 CopyHoldings (Board board, char *holdings, ChessSquare lowestPiece)
2331 /* put the holdings sent to us by the server on the board holdings area */
2332 int i, j, holdingsColumn, holdingsStartRow, direction, countsColumn;
2336 if(gameInfo.holdingsWidth < 2) return;
2337 if(gameInfo.variant != VariantBughouse && board[HOLDINGS_SET])
2338 return; // prevent overwriting by pre-board holdings
2340 if( (int)lowestPiece >= BlackPawn ) {
2343 holdingsStartRow = BOARD_HEIGHT-1;
2346 holdingsColumn = BOARD_WIDTH-1;
2347 countsColumn = BOARD_WIDTH-2;
2348 holdingsStartRow = 0;
2352 for(i=0; i<BOARD_HEIGHT; i++) { /* clear holdings */
2353 board[i][holdingsColumn] = EmptySquare;
2354 board[i][countsColumn] = (ChessSquare) 0;
2356 while( (p=*holdings++) != NULLCHAR ) {
2357 piece = CharToPiece( ToUpper(p) );
2358 if(piece == EmptySquare) continue;
2359 /*j = (int) piece - (int) WhitePawn;*/
2360 j = PieceToNumber(piece);
2361 if(j >= gameInfo.holdingsSize) continue; /* ignore pieces that do not fit */
2362 if(j < 0) continue; /* should not happen */
2363 piece = (ChessSquare) ( (int)piece + (int)lowestPiece );
2364 board[holdingsStartRow+j*direction][holdingsColumn] = piece;
2365 board[holdingsStartRow+j*direction][countsColumn]++;
2371 VariantSwitch (Board board, VariantClass newVariant)
2373 int newHoldingsWidth, newWidth = 8, newHeight = 8, i, j;
2374 static Board oldBoard;
2376 startedFromPositionFile = FALSE;
2377 if(gameInfo.variant == newVariant) return;
2379 /* [HGM] This routine is called each time an assignment is made to
2380 * gameInfo.variant during a game, to make sure the board sizes
2381 * are set to match the new variant. If that means adding or deleting
2382 * holdings, we shift the playing board accordingly
2383 * This kludge is needed because in ICS observe mode, we get boards
2384 * of an ongoing game without knowing the variant, and learn about the
2385 * latter only later. This can be because of the move list we requested,
2386 * in which case the game history is refilled from the beginning anyway,
2387 * but also when receiving holdings of a crazyhouse game. In the latter
2388 * case we want to add those holdings to the already received position.
2392 if (appData.debugMode) {
2393 fprintf(debugFP, "Switch board from %s to %s\n",
2394 VariantName(gameInfo.variant), VariantName(newVariant));
2395 setbuf(debugFP, NULL);
2397 shuffleOpenings = 0; /* [HGM] shuffle */
2398 gameInfo.holdingsSize = 5; /* [HGM] prepare holdings */
2402 newWidth = 9; newHeight = 9;
2403 gameInfo.holdingsSize = 7;
2404 case VariantBughouse:
2405 case VariantCrazyhouse:
2406 newHoldingsWidth = 2; break;
2410 newHoldingsWidth = 2;
2411 gameInfo.holdingsSize = 8;
2414 case VariantCapablanca:
2415 case VariantCapaRandom:
2418 newHoldingsWidth = gameInfo.holdingsSize = 0;
2421 if(newWidth != gameInfo.boardWidth ||
2422 newHeight != gameInfo.boardHeight ||
2423 newHoldingsWidth != gameInfo.holdingsWidth ) {
2425 /* shift position to new playing area, if needed */
2426 if(newHoldingsWidth > gameInfo.holdingsWidth) {
2427 for(i=0; i<BOARD_HEIGHT; i++)
2428 for(j=BOARD_RGHT-1; j>=BOARD_LEFT; j--)
2429 board[i][j+newHoldingsWidth-gameInfo.holdingsWidth] =
2431 for(i=0; i<newHeight; i++) {
2432 board[i][0] = board[i][newWidth+2*newHoldingsWidth-1] = EmptySquare;
2433 board[i][1] = board[i][newWidth+2*newHoldingsWidth-2] = (ChessSquare) 0;
2435 } else if(newHoldingsWidth < gameInfo.holdingsWidth) {
2436 for(i=0; i<BOARD_HEIGHT; i++)
2437 for(j=BOARD_LEFT; j<BOARD_RGHT; j++)
2438 board[i][j+newHoldingsWidth-gameInfo.holdingsWidth] =
2441 gameInfo.boardWidth = newWidth;
2442 gameInfo.boardHeight = newHeight;
2443 gameInfo.holdingsWidth = newHoldingsWidth;
2444 gameInfo.variant = newVariant;
2445 InitDrawingSizes(-2, 0);
2446 } else gameInfo.variant = newVariant;
2447 CopyBoard(oldBoard, board); // remember correctly formatted board
2448 InitPosition(FALSE); /* this sets up board[0], but also other stuff */
2449 DrawPosition(TRUE, currentMove ? boards[currentMove] : oldBoard);
2452 static int loggedOn = FALSE;
2454 /*-- Game start info cache: --*/
2456 char gs_kind[MSG_SIZ];
2457 static char player1Name[128] = "";
2458 static char player2Name[128] = "";
2459 static char cont_seq[] = "\n\\ ";
2460 static int player1Rating = -1;
2461 static int player2Rating = -1;
2462 /*----------------------------*/
2464 ColorClass curColor = ColorNormal;
2465 int suppressKibitz = 0;
2468 Boolean soughtPending = FALSE;
2469 Boolean seekGraphUp;
2470 #define MAX_SEEK_ADS 200
2472 char *seekAdList[MAX_SEEK_ADS];
2473 int ratingList[MAX_SEEK_ADS], xList[MAX_SEEK_ADS], yList[MAX_SEEK_ADS], seekNrList[MAX_SEEK_ADS], zList[MAX_SEEK_ADS];
2474 float tcList[MAX_SEEK_ADS];
2475 char colorList[MAX_SEEK_ADS];
2476 int nrOfSeekAds = 0;
2477 int minRating = 1010, maxRating = 2800;
2478 int hMargin = 10, vMargin = 20, h, w;
2479 extern int squareSize, lineGap;
2484 int x, y, color = 0, r = ratingList[i]; float tc = tcList[i];
2485 xList[i] = yList[i] = -100; // outside graph, so cannot be clicked
2486 if(r < minRating+100 && r >=0 ) r = minRating+100;
2487 if(r > maxRating) r = maxRating;
2488 if(tc < 1.) tc = 1.;
2489 if(tc > 95.) tc = 95.;
2490 x = (w-hMargin-squareSize/8-7)* log(tc)/log(95.) + hMargin;
2491 y = ((double)r - minRating)/(maxRating - minRating)
2492 * (h-vMargin-squareSize/8-1) + vMargin;
2493 if(ratingList[i] < 0) y = vMargin + squareSize/4;
2494 if(strstr(seekAdList[i], " u ")) color = 1;
2495 if(!strstr(seekAdList[i], "lightning") && // for now all wilds same color
2496 !strstr(seekAdList[i], "bullet") &&
2497 !strstr(seekAdList[i], "blitz") &&
2498 !strstr(seekAdList[i], "standard") ) color = 2;
2499 if(strstr(seekAdList[i], "(C) ")) color |= SQUARE; // plot computer seeks as squares
2500 DrawSeekDot(xList[i]=x+3*(color&~SQUARE), yList[i]=h-1-y, colorList[i]=color);
2504 AddAd (char *handle, char *rating, int base, int inc, char rated, char *type, int nr, Boolean plot)
2506 char buf[MSG_SIZ], *ext = "";
2507 VariantClass v = StringToVariant(type);
2508 if(strstr(type, "wild")) {
2509 ext = type + 4; // append wild number
2510 if(v == VariantFischeRandom) type = "chess960"; else
2511 if(v == VariantLoadable) type = "setup"; else
2512 type = VariantName(v);
2514 snprintf(buf, MSG_SIZ, "%s (%s) %d %d %c %s%s", handle, rating, base, inc, rated, type, ext);
2515 if(nrOfSeekAds < MAX_SEEK_ADS-1) {
2516 if(seekAdList[nrOfSeekAds]) free(seekAdList[nrOfSeekAds]);
2517 ratingList[nrOfSeekAds] = -1; // for if seeker has no rating
2518 sscanf(rating, "%d", &ratingList[nrOfSeekAds]);
2519 tcList[nrOfSeekAds] = base + (2./3.)*inc;
2520 seekNrList[nrOfSeekAds] = nr;
2521 zList[nrOfSeekAds] = 0;
2522 seekAdList[nrOfSeekAds++] = StrSave(buf);
2523 if(plot) PlotSeekAd(nrOfSeekAds-1);
2528 EraseSeekDot (int i)
2530 int x = xList[i], y = yList[i], d=squareSize/4, k;
2531 DrawSeekBackground(x-squareSize/8, y-squareSize/8, x+squareSize/8+1, y+squareSize/8+1);
2532 if(x < hMargin+d) DrawSeekAxis(hMargin, y-squareSize/8, hMargin, y+squareSize/8+1);
2533 // now replot every dot that overlapped
2534 for(k=0; k<nrOfSeekAds; k++) if(k != i) {
2535 int xx = xList[k], yy = yList[k];
2536 if(xx <= x+d && xx > x-d && yy <= y+d && yy > y-d)
2537 DrawSeekDot(xx, yy, colorList[k]);
2542 RemoveSeekAd (int nr)
2545 for(i=0; i<nrOfSeekAds; i++) if(seekNrList[i] == nr) {
2547 if(seekAdList[i]) free(seekAdList[i]);
2548 seekAdList[i] = seekAdList[--nrOfSeekAds];
2549 seekNrList[i] = seekNrList[nrOfSeekAds];
2550 ratingList[i] = ratingList[nrOfSeekAds];
2551 colorList[i] = colorList[nrOfSeekAds];
2552 tcList[i] = tcList[nrOfSeekAds];
2553 xList[i] = xList[nrOfSeekAds];
2554 yList[i] = yList[nrOfSeekAds];
2555 zList[i] = zList[nrOfSeekAds];
2556 seekAdList[nrOfSeekAds] = NULL;
2562 MatchSoughtLine (char *line)
2564 char handle[MSG_SIZ], rating[MSG_SIZ], type[MSG_SIZ];
2565 int nr, base, inc, u=0; char dummy;
2567 if(sscanf(line, "%d %s %s %d %d rated %s", &nr, rating, handle, &base, &inc, type) == 6 ||
2568 sscanf(line, "%d %s %s %s %d %d rated %c", &nr, rating, handle, type, &base, &inc, &dummy) == 7 ||
2570 (sscanf(line, "%d %s %s %d %d unrated %s", &nr, rating, handle, &base, &inc, type) == 6 ||
2571 sscanf(line, "%d %s %s %s %d %d unrated %c", &nr, rating, handle, type, &base, &inc, &dummy) == 7) ) {
2572 // match: compact and save the line
2573 AddAd(handle, rating, base, inc, u ? 'u' : 'r', type, nr, FALSE);
2583 if(!seekGraphUp) return FALSE;
2584 h = BOARD_HEIGHT * (squareSize + lineGap) + lineGap;
2585 w = BOARD_WIDTH * (squareSize + lineGap) + lineGap;
2587 DrawSeekBackground(0, 0, w, h);
2588 DrawSeekAxis(hMargin, h-1-vMargin, w-5, h-1-vMargin);
2589 DrawSeekAxis(hMargin, h-1-vMargin, hMargin, 5);
2590 for(i=0; i<4000; i+= 100) if(i>=minRating && i<maxRating) {
2591 int yy =((double)i - minRating)/(maxRating - minRating)*(h-vMargin-squareSize/8-1) + vMargin;
2593 DrawSeekAxis(hMargin+5*(i%500==0), yy, hMargin-5, yy); // rating ticks
2596 snprintf(buf, MSG_SIZ, "%d", i);
2597 DrawSeekText(buf, hMargin+squareSize/8+7, yy);
2600 DrawSeekText("unrated", hMargin+squareSize/8+7, h-1-vMargin-squareSize/4);
2601 for(i=1; i<100; i+=(i<10?1:5)) {
2602 int xx = (w-hMargin-squareSize/8-7)* log((double)i)/log(95.) + hMargin;
2603 DrawSeekAxis(xx, h-1-vMargin, xx, h-6-vMargin-3*(i%10==0)); // TC ticks
2604 if(i<=5 || (i>40 ? i%20 : i%10) == 0) {
2606 snprintf(buf, MSG_SIZ, "%d", i);
2607 DrawSeekText(buf, xx-2-3*(i>9), h-1-vMargin/2);
2610 for(i=0; i<nrOfSeekAds; i++) PlotSeekAd(i);
2615 SeekGraphClick (ClickType click, int x, int y, int moving)
2617 static int lastDown = 0, displayed = 0, lastSecond;
2618 if(y < 0) return FALSE;
2619 if(!(appData.seekGraph && appData.icsActive && loggedOn &&
2620 (gameMode == BeginningOfGame || gameMode == IcsIdle))) {
2621 if(!seekGraphUp) return FALSE;
2622 seekGraphUp = FALSE; // seek graph is up when it shouldn't be: take it down
2623 DrawPosition(TRUE, NULL);
2626 if(!seekGraphUp) { // initiate cration of seek graph by requesting seek-ad list
2627 if(click == Release || moving) return FALSE;
2629 soughtPending = TRUE;
2630 SendToICS(ics_prefix);
2631 SendToICS("sought\n"); // should this be "sought all"?
2632 } else { // issue challenge based on clicked ad
2633 int dist = 10000; int i, closest = 0, second = 0;
2634 for(i=0; i<nrOfSeekAds; i++) {
2635 int d = (x-xList[i])*(x-xList[i]) + (y-yList[i])*(y-yList[i]) + zList[i];
2636 if(d < dist) { dist = d; closest = i; }
2637 second += (d - zList[i] < 120); // count in-range ads
2638 if(click == Press && moving != 1 && zList[i]>0) zList[i] *= 0.8; // age priority
2642 second = (second > 1);
2643 if(displayed != closest || second != lastSecond) {
2644 DisplayMessage(second ? "!" : "", seekAdList[closest]);
2645 lastSecond = second; displayed = closest;
2647 if(click == Press) {
2648 if(moving == 2) zList[closest] = 100; // right-click; push to back on press
2651 } // on press 'hit', only show info
2652 if(moving == 2) return TRUE; // ignore right up-clicks on dot
2653 snprintf(buf, MSG_SIZ, "play %d\n", seekNrList[closest]);
2654 SendToICS(ics_prefix);
2656 return TRUE; // let incoming board of started game pop down the graph
2657 } else if(click == Release) { // release 'miss' is ignored
2658 zList[lastDown] = 100; // make future selection of the rejected ad more difficult
2659 if(moving == 2) { // right up-click
2660 nrOfSeekAds = 0; // refresh graph
2661 soughtPending = TRUE;
2662 SendToICS(ics_prefix);
2663 SendToICS("sought\n"); // should this be "sought all"?
2666 } else if(moving) { if(displayed >= 0) DisplayMessage("", ""); displayed = -1; return TRUE; }
2667 // press miss or release hit 'pop down' seek graph
2668 seekGraphUp = FALSE;
2669 DrawPosition(TRUE, NULL);
2675 read_from_ics (InputSourceRef isr, VOIDSTAR closure, char *data, int count, int error)
2677 #define BUF_SIZE (16*1024) /* overflowed at 8K with "inchannel 1" on FICS? */
2678 #define STARTED_NONE 0
2679 #define STARTED_MOVES 1
2680 #define STARTED_BOARD 2
2681 #define STARTED_OBSERVE 3
2682 #define STARTED_HOLDINGS 4
2683 #define STARTED_CHATTER 5
2684 #define STARTED_COMMENT 6
2685 #define STARTED_MOVES_NOHIDE 7
2687 static int started = STARTED_NONE;
2688 static char parse[20000];
2689 static int parse_pos = 0;
2690 static char buf[BUF_SIZE + 1];
2691 static int firstTime = TRUE, intfSet = FALSE;
2692 static ColorClass prevColor = ColorNormal;
2693 static int savingComment = FALSE;
2694 static int cmatch = 0; // continuation sequence match
2701 int backup; /* [DM] For zippy color lines */
2703 char talker[MSG_SIZ]; // [HGM] chat
2706 connectionAlive = TRUE; // [HGM] alive: I think, therefore I am...
2708 if (appData.debugMode) {
2710 fprintf(debugFP, "<ICS: ");
2711 show_bytes(debugFP, data, count);
2712 fprintf(debugFP, "\n");
2716 if (appData.debugMode) { int f = forwardMostMove;
2717 fprintf(debugFP, "ics input %d, castling = %d %d %d %d %d %d\n", f,
2718 boards[f][CASTLING][0],boards[f][CASTLING][1],boards[f][CASTLING][2],
2719 boards[f][CASTLING][3],boards[f][CASTLING][4],boards[f][CASTLING][5]);
2722 /* If last read ended with a partial line that we couldn't parse,
2723 prepend it to the new read and try again. */
2724 if (leftover_len > 0) {
2725 for (i=0; i<leftover_len; i++)
2726 buf[i] = buf[leftover_start + i];
2729 /* copy new characters into the buffer */
2730 bp = buf + leftover_len;
2731 buf_len=leftover_len;
2732 for (i=0; i<count; i++)
2735 if (data[i] == '\r')
2738 // join lines split by ICS?
2739 if (!appData.noJoin)
2742 Joining just consists of finding matches against the
2743 continuation sequence, and discarding that sequence
2744 if found instead of copying it. So, until a match
2745 fails, there's nothing to do since it might be the
2746 complete sequence, and thus, something we don't want
2749 if (data[i] == cont_seq[cmatch])
2752 if (cmatch == strlen(cont_seq))
2754 cmatch = 0; // complete match. just reset the counter
2757 it's possible for the ICS to not include the space
2758 at the end of the last word, making our [correct]
2759 join operation fuse two separate words. the server
2760 does this when the space occurs at the width setting.
2762 if (!buf_len || buf[buf_len-1] != ' ')
2773 match failed, so we have to copy what matched before
2774 falling through and copying this character. In reality,
2775 this will only ever be just the newline character, but
2776 it doesn't hurt to be precise.
2778 strncpy(bp, cont_seq, cmatch);
2790 buf[buf_len] = NULLCHAR;
2791 // next_out = leftover_len; // [HGM] should we set this to 0, and not print it in advance?
2796 while (i < buf_len) {
2797 /* Deal with part of the TELNET option negotiation
2798 protocol. We refuse to do anything beyond the
2799 defaults, except that we allow the WILL ECHO option,
2800 which ICS uses to turn off password echoing when we are
2801 directly connected to it. We reject this option
2802 if localLineEditing mode is on (always on in xboard)
2803 and we are talking to port 23, which might be a real
2804 telnet server that will try to keep WILL ECHO on permanently.
2806 if (buf_len - i >= 3 && (unsigned char) buf[i] == TN_IAC) {
2807 static int remoteEchoOption = FALSE; /* telnet ECHO option */
2808 unsigned char option;
2810 switch ((unsigned char) buf[++i]) {
2812 if (appData.debugMode)
2813 fprintf(debugFP, "\n<WILL ");
2814 switch (option = (unsigned char) buf[++i]) {
2816 if (appData.debugMode)
2817 fprintf(debugFP, "ECHO ");
2818 /* Reply only if this is a change, according
2819 to the protocol rules. */
2820 if (remoteEchoOption) break;
2821 if (appData.localLineEditing &&
2822 atoi(appData.icsPort) == TN_PORT) {
2823 TelnetRequest(TN_DONT, TN_ECHO);
2826 TelnetRequest(TN_DO, TN_ECHO);
2827 remoteEchoOption = TRUE;
2831 if (appData.debugMode)
2832 fprintf(debugFP, "%d ", option);
2833 /* Whatever this is, we don't want it. */
2834 TelnetRequest(TN_DONT, option);
2839 if (appData.debugMode)
2840 fprintf(debugFP, "\n<WONT ");
2841 switch (option = (unsigned char) buf[++i]) {
2843 if (appData.debugMode)
2844 fprintf(debugFP, "ECHO ");
2845 /* Reply only if this is a change, according
2846 to the protocol rules. */
2847 if (!remoteEchoOption) break;
2849 TelnetRequest(TN_DONT, TN_ECHO);
2850 remoteEchoOption = FALSE;
2853 if (appData.debugMode)
2854 fprintf(debugFP, "%d ", (unsigned char) option);
2855 /* Whatever this is, it must already be turned
2856 off, because we never agree to turn on
2857 anything non-default, so according to the
2858 protocol rules, we don't reply. */
2863 if (appData.debugMode)
2864 fprintf(debugFP, "\n<DO ");
2865 switch (option = (unsigned char) buf[++i]) {
2867 /* Whatever this is, we refuse to do it. */
2868 if (appData.debugMode)
2869 fprintf(debugFP, "%d ", option);
2870 TelnetRequest(TN_WONT, option);
2875 if (appData.debugMode)
2876 fprintf(debugFP, "\n<DONT ");
2877 switch (option = (unsigned char) buf[++i]) {
2879 if (appData.debugMode)
2880 fprintf(debugFP, "%d ", option);
2881 /* Whatever this is, we are already not doing
2882 it, because we never agree to do anything
2883 non-default, so according to the protocol
2884 rules, we don't reply. */
2889 if (appData.debugMode)
2890 fprintf(debugFP, "\n<IAC ");
2891 /* Doubled IAC; pass it through */
2895 if (appData.debugMode)
2896 fprintf(debugFP, "\n<%d ", (unsigned char) buf[i]);
2897 /* Drop all other telnet commands on the floor */
2900 if (oldi > next_out)
2901 SendToPlayer(&buf[next_out], oldi - next_out);
2907 /* OK, this at least will *usually* work */
2908 if (!loggedOn && looking_at(buf, &i, "ics%")) {
2912 if (loggedOn && !intfSet) {
2913 if (ics_type == ICS_ICC) {
2914 snprintf(str, MSG_SIZ,
2915 "/set-quietly interface %s\n/set-quietly style 12\n",
2917 if(appData.seekGraph && appData.autoRefresh) // [HGM] seekgraph
2918 strcat(str, "/set-2 51 1\n/set seek 1\n");
2919 } else if (ics_type == ICS_CHESSNET) {
2920 snprintf(str, MSG_SIZ, "/style 12\n");
2922 safeStrCpy(str, "alias $ @\n$set interface ", sizeof(str)/sizeof(str[0]));
2923 strcat(str, programVersion);
2924 strcat(str, "\n$iset startpos 1\n$iset ms 1\n");
2925 if(appData.seekGraph && appData.autoRefresh) // [HGM] seekgraph
2926 strcat(str, "$iset seekremove 1\n$set seek 1\n");
2928 strcat(str, "$iset nohighlight 1\n");
2930 strcat(str, "$iset lock 1\n$style 12\n");
2933 NotifyFrontendLogin();
2937 if (started == STARTED_COMMENT) {
2938 /* Accumulate characters in comment */
2939 parse[parse_pos++] = buf[i];
2940 if (buf[i] == '\n') {
2941 parse[parse_pos] = NULLCHAR;
2942 if(chattingPartner>=0) {
2944 snprintf(mess, MSG_SIZ, "%s%s", talker, parse);
2945 OutputChatMessage(chattingPartner, mess);
2946 chattingPartner = -1;
2947 next_out = i+1; // [HGM] suppress printing in ICS window
2949 if(!suppressKibitz) // [HGM] kibitz
2950 AppendComment(forwardMostMove, StripHighlight(parse), TRUE);
2951 else { // [HGM kibitz: divert memorized engine kibitz to engine-output window
2952 int nrDigit = 0, nrAlph = 0, j;
2953 if(parse_pos > MSG_SIZ - 30) // defuse unreasonably long input
2954 { parse_pos = MSG_SIZ-30; parse[parse_pos - 1] = '\n'; }
2955 parse[parse_pos] = NULLCHAR;
2956 // try to be smart: if it does not look like search info, it should go to
2957 // ICS interaction window after all, not to engine-output window.
2958 for(j=0; j<parse_pos; j++) { // count letters and digits
2959 nrDigit += (parse[j] >= '0' && parse[j] <= '9');
2960 nrAlph += (parse[j] >= 'a' && parse[j] <= 'z');
2961 nrAlph += (parse[j] >= 'A' && parse[j] <= 'Z');
2963 if(nrAlph < 9*nrDigit) { // if more than 10% digit we assume search info
2964 int depth=0; float score;
2965 if(sscanf(parse, "!!! %f/%d", &score, &depth) == 2 && depth>0) {
2966 // [HGM] kibitz: save kibitzed opponent info for PGN and eval graph
2967 pvInfoList[forwardMostMove-1].depth = depth;
2968 pvInfoList[forwardMostMove-1].score = 100*score;
2970 OutputKibitz(suppressKibitz, parse);
2973 if(gameMode == IcsObserving) // restore original ICS messages
2974 snprintf(tmp, MSG_SIZ, "%s kibitzes: %s", star_match[0], parse);
2976 snprintf(tmp, MSG_SIZ, _("your opponent kibitzes: %s"), parse);
2977 SendToPlayer(tmp, strlen(tmp));
2979 next_out = i+1; // [HGM] suppress printing in ICS window
2981 started = STARTED_NONE;
2983 /* Don't match patterns against characters in comment */
2988 if (started == STARTED_CHATTER) {
2989 if (buf[i] != '\n') {
2990 /* Don't match patterns against characters in chatter */
2994 started = STARTED_NONE;
2995 if(suppressKibitz) next_out = i+1;
2998 /* Kludge to deal with rcmd protocol */
2999 if (firstTime && looking_at(buf, &i, "\001*")) {
3000 DisplayFatalError(&buf[1], 0, 1);
3006 if (!loggedOn && looking_at(buf, &i, "chessclub.com")) {
3009 if (appData.debugMode)
3010 fprintf(debugFP, "ics_type %d\n", ics_type);
3013 if (!loggedOn && looking_at(buf, &i, "freechess.org")) {
3014 ics_type = ICS_FICS;
3016 if (appData.debugMode)
3017 fprintf(debugFP, "ics_type %d\n", ics_type);
3020 if (!loggedOn && looking_at(buf, &i, "chess.net")) {
3021 ics_type = ICS_CHESSNET;
3023 if (appData.debugMode)
3024 fprintf(debugFP, "ics_type %d\n", ics_type);
3029 (looking_at(buf, &i, "\"*\" is *a registered name") ||
3030 looking_at(buf, &i, "Logging you in as \"*\"") ||
3031 looking_at(buf, &i, "will be \"*\""))) {
3032 safeStrCpy(ics_handle, star_match[0], sizeof(ics_handle)/sizeof(ics_handle[0]));
3036 if (loggedOn && !have_set_title && ics_handle[0] != NULLCHAR) {
3038 snprintf(buf, sizeof(buf), "%s@%s", ics_handle, appData.icsHost);
3039 DisplayIcsInteractionTitle(buf);
3040 have_set_title = TRUE;
3043 /* skip finger notes */
3044 if (started == STARTED_NONE &&
3045 ((buf[i] == ' ' && isdigit(buf[i+1])) ||
3046 (buf[i] == '1' && buf[i+1] == '0')) &&
3047 buf[i+2] == ':' && buf[i+3] == ' ') {
3048 started = STARTED_CHATTER;
3054 // [HGM] seekgraph: recognize sought lines and end-of-sought message
3055 if(appData.seekGraph) {
3056 if(soughtPending && MatchSoughtLine(buf+i)) {
3057 i = strstr(buf+i, "rated") - buf;
3058 if (oldi > next_out) SendToPlayer(&buf[next_out], oldi - next_out);
3059 next_out = leftover_start = i;
3060 started = STARTED_CHATTER;
3061 suppressKibitz = TRUE;
3064 if((gameMode == IcsIdle || gameMode == BeginningOfGame)
3065 && looking_at(buf, &i, "* ads displayed")) {
3066 soughtPending = FALSE;
3071 if(appData.autoRefresh) {
3072 if(looking_at(buf, &i, "* (*) seeking * * * * *\"play *\" to respond)\n")) {
3073 int s = (ics_type == ICS_ICC); // ICC format differs
3075 AddAd(star_match[0], star_match[1], atoi(star_match[2+s]), atoi(star_match[3+s]),
3076 star_match[4+s][0], star_match[5-3*s], atoi(star_match[7]), TRUE);
3077 looking_at(buf, &i, "*% "); // eat prompt
3078 if(oldi > 0 && buf[oldi-1] == '\n') oldi--; // suppress preceding LF, if any
3079 if (oldi > next_out) SendToPlayer(&buf[next_out], oldi - next_out);
3080 next_out = i; // suppress
3083 if(looking_at(buf, &i, "\nAds removed: *\n") || looking_at(buf, &i, "\031(51 * *\031)")) {
3084 char *p = star_match[0];
3086 if(seekGraphUp) RemoveSeekAd(atoi(p));
3087 while(*p && *p++ != ' '); // next
3089 looking_at(buf, &i, "*% "); // eat prompt
3090 if (oldi > next_out) SendToPlayer(&buf[next_out], oldi - next_out);
3097 /* skip formula vars */
3098 if (started == STARTED_NONE &&
3099 buf[i] == 'f' && isdigit(buf[i+1]) && buf[i+2] == ':') {
3100 started = STARTED_CHATTER;
3105 // [HGM] kibitz: try to recognize opponent engine-score kibitzes, to divert them to engine-output window
3106 if (appData.autoKibitz && started == STARTED_NONE &&
3107 !appData.icsEngineAnalyze && // [HGM] [DM] ICS analyze
3108 (gameMode == IcsPlayingWhite || gameMode == IcsPlayingBlack || gameMode == IcsObserving)) {
3109 if((looking_at(buf, &i, "\n* kibitzes: ") || looking_at(buf, &i, "\n* whispers: ") ||
3110 looking_at(buf, &i, "* kibitzes: ") || looking_at(buf, &i, "* whispers: ")) &&
3111 (StrStr(star_match[0], gameInfo.white) == star_match[0] ||
3112 StrStr(star_match[0], gameInfo.black) == star_match[0] )) { // kibitz of self or opponent
3113 suppressKibitz = TRUE;
3114 if (oldi > next_out) SendToPlayer(&buf[next_out], oldi - next_out);
3116 if((StrStr(star_match[0], gameInfo.white) == star_match[0]
3117 && (gameMode == IcsPlayingWhite)) ||
3118 (StrStr(star_match[0], gameInfo.black) == star_match[0]
3119 && (gameMode == IcsPlayingBlack)) ) // opponent kibitz
3120 started = STARTED_CHATTER; // own kibitz we simply discard
3122 started = STARTED_COMMENT; // make sure it will be collected in parse[]
3123 parse_pos = 0; parse[0] = NULLCHAR;
3124 savingComment = TRUE;
3125 suppressKibitz = gameMode != IcsObserving ? 2 :
3126 (StrStr(star_match[0], gameInfo.white) == NULL) + 1;
3130 if((looking_at(buf, &i, "\nkibitzed to *\n") || looking_at(buf, &i, "kibitzed to *\n") ||
3131 looking_at(buf, &i, "\n(kibitzed to *\n") || looking_at(buf, &i, "(kibitzed to *\n"))
3132 && atoi(star_match[0])) {
3133 // suppress the acknowledgements of our own autoKibitz
3135 if (oldi > next_out) SendToPlayer(&buf[next_out], oldi - next_out);
3136 if(p = strchr(star_match[0], ' ')) p[1] = NULLCHAR; // clip off "players)" on FICS
3137 SendToPlayer(star_match[0], strlen(star_match[0]));
3138 if(looking_at(buf, &i, "*% ")) // eat prompt
3139 suppressKibitz = FALSE;
3143 } // [HGM] kibitz: end of patch
3145 if(looking_at(buf, &i, "* rating adjustment: * --> *\n")) continue;
3147 // [HGM] chat: intercept tells by users for which we have an open chat window
3149 if(started == STARTED_NONE && (looking_at(buf, &i, "* tells you:") || looking_at(buf, &i, "* says:") ||
3150 looking_at(buf, &i, "* whispers:") ||
3151 looking_at(buf, &i, "* kibitzes:") ||
3152 looking_at(buf, &i, "* shouts:") ||
3153 looking_at(buf, &i, "* c-shouts:") ||
3154 looking_at(buf, &i, "--> * ") ||
3155 looking_at(buf, &i, "*(*):") && (sscanf(star_match[1], "%d", &channel),1) ||
3156 looking_at(buf, &i, "*(*)(*):") && (sscanf(star_match[2], "%d", &channel),1) ||
3157 looking_at(buf, &i, "*(*)(*)(*):") && (sscanf(star_match[3], "%d", &channel),1) ||
3158 looking_at(buf, &i, "*(*)(*)(*)(*):") && sscanf(star_match[4], "%d", &channel) == 1 )) {
3160 sscanf(star_match[0], "%[^(]", talker+1); // strip (C) or (U) off ICS handle
3161 chattingPartner = -1;
3163 if(channel >= 0) // channel broadcast; look if there is a chatbox for this channel
3164 for(p=0; p<MAX_CHAT; p++) {
3165 if(chatPartner[p][0] >= '0' && chatPartner[p][0] <= '9' && channel == atoi(chatPartner[p])) {
3166 talker[0] = '['; strcat(talker, "] ");
3167 Colorize(channel == 1 ? ColorChannel1 : ColorChannel, FALSE);
3168 chattingPartner = p; break;
3171 if(buf[i-3] == 'e') // kibitz; look if there is a KIBITZ chatbox
3172 for(p=0; p<MAX_CHAT; p++) {
3173 if(!strcmp("kibitzes", chatPartner[p])) {
3174 talker[0] = '['; strcat(talker, "] ");
3175 chattingPartner = p; break;
3178 if(buf[i-3] == 'r') // whisper; look if there is a WHISPER chatbox
3179 for(p=0; p<MAX_CHAT; p++) {
3180 if(!strcmp("whispers", chatPartner[p])) {
3181 talker[0] = '['; strcat(talker, "] ");
3182 chattingPartner = p; break;
3185 if(buf[i-3] == 't' || buf[oldi+2] == '>') {// shout, c-shout or it; look if there is a 'shouts' chatbox
3186 if(buf[i-8] == '-' && buf[i-3] == 't')
3187 for(p=0; p<MAX_CHAT; p++) { // c-shout; check if dedicatesd c-shout box exists
3188 if(!strcmp("c-shouts", chatPartner[p])) {
3189 talker[0] = '('; strcat(talker, ") "); Colorize(ColorSShout, FALSE);
3190 chattingPartner = p; break;
3193 if(chattingPartner < 0)
3194 for(p=0; p<MAX_CHAT; p++) {
3195 if(!strcmp("shouts", chatPartner[p])) {
3196 if(buf[oldi+2] == '>') { talker[0] = '<'; strcat(talker, "> "); Colorize(ColorShout, FALSE); }
3197 else if(buf[i-8] == '-') { talker[0] = '('; strcat(talker, ") "); Colorize(ColorSShout, FALSE); }
3198 else { talker[0] = '['; strcat(talker, "] "); Colorize(ColorShout, FALSE); }
3199 chattingPartner = p; break;
3203 if(chattingPartner<0) // if not, look if there is a chatbox for this indivdual
3204 for(p=0; p<MAX_CHAT; p++) if(!StrCaseCmp(talker+1, chatPartner[p])) {
3205 talker[0] = 0; Colorize(ColorTell, FALSE);
3206 chattingPartner = p; break;
3208 if(chattingPartner<0) i = oldi; else {
3209 Colorize(curColor, TRUE); // undo the bogus colorations we just made to trigger the souds
3210 if(oldi > 0 && buf[oldi-1] == '\n') oldi--;
3211 if (oldi > next_out) SendToPlayer(&buf[next_out], oldi - next_out);
3212 started = STARTED_COMMENT;
3213 parse_pos = 0; parse[0] = NULLCHAR;
3214 savingComment = 3 + chattingPartner; // counts as TRUE
3215 suppressKibitz = TRUE;
3218 } // [HGM] chat: end of patch
3221 if (appData.zippyTalk || appData.zippyPlay) {
3222 /* [DM] Backup address for color zippy lines */
3224 if (loggedOn == TRUE)
3225 if (ZippyControl(buf, &backup) || ZippyConverse(buf, &backup) ||
3226 (appData.zippyPlay && ZippyMatch(buf, &backup)));
3228 } // [DM] 'else { ' deleted
3230 /* Regular tells and says */
3231 (tkind = 1, looking_at(buf, &i, "* tells you: ")) ||
3232 looking_at(buf, &i, "* (your partner) tells you: ") ||
3233 looking_at(buf, &i, "* says: ") ||
3234 /* Don't color "message" or "messages" output */
3235 (tkind = 5, looking_at(buf, &i, "*. * (*:*): ")) ||
3236 looking_at(buf, &i, "*. * at *:*: ") ||
3237 looking_at(buf, &i, "--* (*:*): ") ||
3238 /* Message notifications (same color as tells) */
3239 looking_at(buf, &i, "* has left a message ") ||
3240 looking_at(buf, &i, "* just sent you a message:\n") ||
3241 /* Whispers and kibitzes */
3242 (tkind = 2, looking_at(buf, &i, "* whispers: ")) ||
3243 looking_at(buf, &i, "* kibitzes: ") ||
3245 (tkind = 3, looking_at(buf, &i, "*(*: "))) {
3247 if (tkind == 1 && strchr(star_match[0], ':')) {
3248 /* Avoid "tells you:" spoofs in channels */
3251 if (star_match[0][0] == NULLCHAR ||
3252 strchr(star_match[0], ' ') ||
3253 (tkind == 3 && strchr(star_match[1], ' '))) {
3254 /* Reject bogus matches */
3257 if (appData.colorize) {
3258 if (oldi > next_out) {
3259 SendToPlayer(&buf[next_out], oldi - next_out);
3264 Colorize(ColorTell, FALSE);
3265 curColor = ColorTell;
3268 Colorize(ColorKibitz, FALSE);
3269 curColor = ColorKibitz;
3272 p = strrchr(star_match[1], '(');
3279 Colorize(ColorChannel1, FALSE);
3280 curColor = ColorChannel1;
3282 Colorize(ColorChannel, FALSE);
3283 curColor = ColorChannel;
3287 curColor = ColorNormal;
3291 if (started == STARTED_NONE && appData.autoComment &&
3292 (gameMode == IcsObserving ||
3293 gameMode == IcsPlayingWhite ||
3294 gameMode == IcsPlayingBlack)) {
3295 parse_pos = i - oldi;
3296 memcpy(parse, &buf[oldi], parse_pos);
3297 parse[parse_pos] = NULLCHAR;
3298 started = STARTED_COMMENT;
3299 savingComment = TRUE;
3301 started = STARTED_CHATTER;
3302 savingComment = FALSE;
3309 if (looking_at(buf, &i, "* s-shouts: ") ||
3310 looking_at(buf, &i, "* c-shouts: ")) {
3311 if (appData.colorize) {
3312 if (oldi > next_out) {
3313 SendToPlayer(&buf[next_out], oldi - next_out);
3316 Colorize(ColorSShout, FALSE);
3317 curColor = ColorSShout;
3320 started = STARTED_CHATTER;
3324 if (looking_at(buf, &i, "--->")) {
3329 if (looking_at(buf, &i, "* shouts: ") ||
3330 looking_at(buf, &i, "--> ")) {
3331 if (appData.colorize) {
3332 if (oldi > next_out) {
3333 SendToPlayer(&buf[next_out], oldi - next_out);
3336 Colorize(ColorShout, FALSE);
3337 curColor = ColorShout;
3340 started = STARTED_CHATTER;
3344 if (looking_at( buf, &i, "Challenge:")) {
3345 if (appData.colorize) {
3346 if (oldi > next_out) {
3347 SendToPlayer(&buf[next_out], oldi - next_out);
3350 Colorize(ColorChallenge, FALSE);
3351 curColor = ColorChallenge;
3357 if (looking_at(buf, &i, "* offers you") ||
3358 looking_at(buf, &i, "* offers to be") ||
3359 looking_at(buf, &i, "* would like to") ||
3360 looking_at(buf, &i, "* requests to") ||
3361 looking_at(buf, &i, "Your opponent offers") ||
3362 looking_at(buf, &i, "Your opponent requests")) {
3364 if (appData.colorize) {
3365 if (oldi > next_out) {
3366 SendToPlayer(&buf[next_out], oldi - next_out);
3369 Colorize(ColorRequest, FALSE);
3370 curColor = ColorRequest;
3375 if (looking_at(buf, &i, "* (*) seeking")) {
3376 if (appData.colorize) {
3377 if (oldi > next_out) {
3378 SendToPlayer(&buf[next_out], oldi - next_out);
3381 Colorize(ColorSeek, FALSE);
3382 curColor = ColorSeek;
3387 if(i < backup) { i = backup; continue; } // [HGM] for if ZippyControl matches, but the colorie code doesn't
3389 if (looking_at(buf, &i, "\\ ")) {
3390 if (prevColor != ColorNormal) {
3391 if (oldi > next_out) {
3392 SendToPlayer(&buf[next_out], oldi - next_out);
3395 Colorize(prevColor, TRUE);
3396 curColor = prevColor;
3398 if (savingComment) {
3399 parse_pos = i - oldi;
3400 memcpy(parse, &buf[oldi], parse_pos);
3401 parse[parse_pos] = NULLCHAR;
3402 started = STARTED_COMMENT;
3403 if(savingComment >= 3) // [HGM] chat: continuation of line for chat box
3404 chattingPartner = savingComment - 3; // kludge to remember the box
3406 started = STARTED_CHATTER;
3411 if (looking_at(buf, &i, "Black Strength :") ||
3412 looking_at(buf, &i, "<<< style 10 board >>>") ||
3413 looking_at(buf, &i, "<10>") ||
3414 looking_at(buf, &i, "#@#")) {
3415 /* Wrong board style */
3417 SendToICS(ics_prefix);
3418 SendToICS("set style 12\n");
3419 SendToICS(ics_prefix);
3420 SendToICS("refresh\n");
3424 if (!have_sent_ICS_logon && looking_at(buf, &i, "login:")) {
3426 have_sent_ICS_logon = 1;
3430 if (ics_getting_history != H_GETTING_MOVES /*smpos kludge*/ &&
3431 (looking_at(buf, &i, "\n<12> ") ||
3432 looking_at(buf, &i, "<12> "))) {
3434 if (oldi > next_out) {
3435 SendToPlayer(&buf[next_out], oldi - next_out);
3438 started = STARTED_BOARD;
3443 if ((started == STARTED_NONE && looking_at(buf, &i, "\n<b1> ")) ||
3444 looking_at(buf, &i, "<b1> ")) {
3445 if (oldi > next_out) {
3446 SendToPlayer(&buf[next_out], oldi - next_out);
3449 started = STARTED_HOLDINGS;
3454 if (looking_at(buf, &i, "* *vs. * *--- *")) {
3456 /* Header for a move list -- first line */
3458 switch (ics_getting_history) {
3462 case BeginningOfGame:
3463 /* User typed "moves" or "oldmoves" while we
3464 were idle. Pretend we asked for these
3465 moves and soak them up so user can step
3466 through them and/or save them.
3469 gameMode = IcsObserving;
3472 ics_getting_history = H_GOT_UNREQ_HEADER;
3474 case EditGame: /*?*/
3475 case EditPosition: /*?*/
3476 /* Should above feature work in these modes too? */
3477 /* For now it doesn't */
3478 ics_getting_history = H_GOT_UNWANTED_HEADER;
3481 ics_getting_history = H_GOT_UNWANTED_HEADER;
3486 /* Is this the right one? */
3487 if (gameInfo.white && gameInfo.black &&
3488 strcmp(gameInfo.white, star_match[0]) == 0 &&
3489 strcmp(gameInfo.black, star_match[2]) == 0) {
3491 ics_getting_history = H_GOT_REQ_HEADER;
3494 case H_GOT_REQ_HEADER:
3495 case H_GOT_UNREQ_HEADER:
3496 case H_GOT_UNWANTED_HEADER:
3497 case H_GETTING_MOVES:
3498 /* Should not happen */
3499 DisplayError(_("Error gathering move list: two headers"), 0);
3500 ics_getting_history = H_FALSE;
3504 /* Save player ratings into gameInfo if needed */
3505 if ((ics_getting_history == H_GOT_REQ_HEADER ||
3506 ics_getting_history == H_GOT_UNREQ_HEADER) &&
3507 (gameInfo.whiteRating == -1 ||
3508 gameInfo.blackRating == -1)) {
3510 gameInfo.whiteRating = string_to_rating(star_match[1]);
3511 gameInfo.blackRating = string_to_rating(star_match[3]);
3512 if (appData.debugMode)
3513 fprintf(debugFP, _("Ratings from header: W %d, B %d\n"),
3514 gameInfo.whiteRating, gameInfo.blackRating);
3519 if (looking_at(buf, &i,
3520 "* * match, initial time: * minute*, increment: * second")) {
3521 /* Header for a move list -- second line */
3522 /* Initial board will follow if this is a wild game */
3523 if (gameInfo.event != NULL) free(gameInfo.event);
3524 snprintf(str, MSG_SIZ, "ICS %s %s match", star_match[0], star_match[1]);
3525 gameInfo.event = StrSave(str);
3526 /* [HGM] we switched variant. Translate boards if needed. */
3527 VariantSwitch(boards[currentMove], StringToVariant(gameInfo.event));
3531 if (looking_at(buf, &i, "Move ")) {
3532 /* Beginning of a move list */
3533 switch (ics_getting_history) {
3535 /* Normally should not happen */
3536 /* Maybe user hit reset while we were parsing */
3539 /* Happens if we are ignoring a move list that is not
3540 * the one we just requested. Common if the user
3541 * tries to observe two games without turning off
3544 case H_GETTING_MOVES:
3545 /* Should not happen */
3546 DisplayError(_("Error gathering move list: nested"), 0);
3547 ics_getting_history = H_FALSE;
3549 case H_GOT_REQ_HEADER:
3550 ics_getting_history = H_GETTING_MOVES;
3551 started = STARTED_MOVES;
3553 if (oldi > next_out) {
3554 SendToPlayer(&buf[next_out], oldi - next_out);
3557 case H_GOT_UNREQ_HEADER:
3558 ics_getting_history = H_GETTING_MOVES;
3559 started = STARTED_MOVES_NOHIDE;
3562 case H_GOT_UNWANTED_HEADER:
3563 ics_getting_history = H_FALSE;
3569 if (looking_at(buf, &i, "% ") ||
3570 ((started == STARTED_MOVES || started == STARTED_MOVES_NOHIDE)
3571 && looking_at(buf, &i, "}*"))) { char *bookHit = NULL; // [HGM] book
3572 if(soughtPending && nrOfSeekAds) { // [HGM] seekgraph: on ICC sought-list has no termination line
3573 soughtPending = FALSE;
3577 if(suppressKibitz) next_out = i;
3578 savingComment = FALSE;
3582 case STARTED_MOVES_NOHIDE:
3583 memcpy(&parse[parse_pos], &buf[oldi], i - oldi);
3584 parse[parse_pos + i - oldi] = NULLCHAR;
3585 ParseGameHistory(parse);
3587 if (appData.zippyPlay && first.initDone) {
3588 FeedMovesToProgram(&first, forwardMostMove);
3589 if (gameMode == IcsPlayingWhite) {
3590 if (WhiteOnMove(forwardMostMove)) {
3591 if (first.sendTime) {
3592 if (first.useColors) {
3593 SendToProgram("black\n", &first);
3595 SendTimeRemaining(&first, TRUE);
3597 if (first.useColors) {
3598 SendToProgram("white\n", &first); // [HGM] book: made sending of "go\n" book dependent
3600 bookHit = SendMoveToBookUser(forwardMostMove-1, &first, TRUE); // [HGM] book: probe book for initial pos
3601 first.maybeThinking = TRUE;
3603 if (first.usePlayother) {
3604 if (first.sendTime) {
3605 SendTimeRemaining(&first, TRUE);
3607 SendToProgram("playother\n", &first);
3613 } else if (gameMode == IcsPlayingBlack) {
3614 if (!WhiteOnMove(forwardMostMove)) {
3615 if (first.sendTime) {
3616 if (first.useColors) {
3617 SendToProgram("white\n", &first);
3619 SendTimeRemaining(&first, FALSE);
3621 if (first.useColors) {
3622 SendToProgram("black\n", &first);
3624 bookHit = SendMoveToBookUser(forwardMostMove-1, &first, TRUE);
3625 first.maybeThinking = TRUE;
3627 if (first.usePlayother) {
3628 if (first.sendTime) {
3629 SendTimeRemaining(&first, FALSE);
3631 SendToProgram("playother\n", &first);
3640 if (gameMode == IcsObserving && ics_gamenum == -1) {
3641 /* Moves came from oldmoves or moves command
3642 while we weren't doing anything else.
3644 currentMove = forwardMostMove;
3645 ClearHighlights();/*!!could figure this out*/
3646 flipView = appData.flipView;
3647 DrawPosition(TRUE, boards[currentMove]);
3648 DisplayBothClocks();
3649 snprintf(str, MSG_SIZ, "%s %s %s",
3650 gameInfo.white, _("vs."), gameInfo.black);
3654 /* Moves were history of an active game */
3655 if (gameInfo.resultDetails != NULL) {
3656 free(gameInfo.resultDetails);
3657 gameInfo.resultDetails = NULL;
3660 HistorySet(parseList, backwardMostMove,
3661 forwardMostMove, currentMove-1);
3662 DisplayMove(currentMove - 1);
3663 if (started == STARTED_MOVES) next_out = i;
3664 started = STARTED_NONE;
3665 ics_getting_history = H_FALSE;
3668 case STARTED_OBSERVE:
3669 started = STARTED_NONE;
3670 SendToICS(ics_prefix);
3671 SendToICS("refresh\n");
3677 if(bookHit) { // [HGM] book: simulate book reply
3678 static char bookMove[MSG_SIZ]; // a bit generous?
3680 programStats.nodes = programStats.depth = programStats.time =
3681 programStats.score = programStats.got_only_move = 0;
3682 sprintf(programStats.movelist, "%s (xbook)", bookHit);
3684 safeStrCpy(bookMove, "move ", sizeof(bookMove)/sizeof(bookMove[0]));
3685 strcat(bookMove, bookHit);
3686 HandleMachineMove(bookMove, &first);
3691 if ((started == STARTED_MOVES || started == STARTED_BOARD ||
3692 started == STARTED_HOLDINGS ||
3693 started == STARTED_MOVES_NOHIDE) && i >= leftover_len) {
3694 /* Accumulate characters in move list or board */
3695 parse[parse_pos++] = buf[i];
3698 /* Start of game messages. Mostly we detect start of game
3699 when the first board image arrives. On some versions
3700 of the ICS, though, we need to do a "refresh" after starting
3701 to observe in order to get the current board right away. */
3702 if (looking_at(buf, &i, "Adding game * to observation list")) {
3703 started = STARTED_OBSERVE;
3707 /* Handle auto-observe */
3708 if (appData.autoObserve &&
3709 (gameMode == IcsIdle || gameMode == BeginningOfGame) &&
3710 looking_at(buf, &i, "Game notification: * (*) vs. * (*)")) {
3712 /* Choose the player that was highlighted, if any. */
3713 if (star_match[0][0] == '\033' ||
3714 star_match[1][0] != '\033') {
3715 player = star_match[0];
3717 player = star_match[2];
3719 snprintf(str, MSG_SIZ, "%sobserve %s\n",
3720 ics_prefix, StripHighlightAndTitle(player));
3723 /* Save ratings from notify string */
3724 safeStrCpy(player1Name, star_match[0], sizeof(player1Name)/sizeof(player1Name[0]));
3725 player1Rating = string_to_rating(star_match[1]);
3726 safeStrCpy(player2Name, star_match[2], sizeof(player2Name)/sizeof(player2Name[0]));
3727 player2Rating = string_to_rating(star_match[3]);
3729 if (appData.debugMode)
3731 "Ratings from 'Game notification:' %s %d, %s %d\n",
3732 player1Name, player1Rating,
3733 player2Name, player2Rating);
3738 /* Deal with automatic examine mode after a game,
3739 and with IcsObserving -> IcsExamining transition */
3740 if (looking_at(buf, &i, "Entering examine mode for game *") ||
3741 looking_at(buf, &i, "has made you an examiner of game *")) {
3743 int gamenum = atoi(star_match[0]);
3744 if ((gameMode == IcsIdle || gameMode == IcsObserving) &&
3745 gamenum == ics_gamenum) {
3746 /* We were already playing or observing this game;
3747 no need to refetch history */
3748 gameMode = IcsExamining;
3750 pauseExamForwardMostMove = forwardMostMove;
3751 } else if (currentMove < forwardMostMove) {
3752 ForwardInner(forwardMostMove);
3755 /* I don't think this case really can happen */
3756 SendToICS(ics_prefix);
3757 SendToICS("refresh\n");
3762 /* Error messages */
3763 // if (ics_user_moved) {
3764 if (1) { // [HGM] old way ignored error after move type in; ics_user_moved is not set then!
3765 if (looking_at(buf, &i, "Illegal move") ||
3766 looking_at(buf, &i, "Not a legal move") ||
3767 looking_at(buf, &i, "Your king is in check") ||
3768 looking_at(buf, &i, "It isn't your turn") ||
3769 looking_at(buf, &i, "It is not your move")) {
3771 if (ics_user_moved && forwardMostMove > backwardMostMove) { // only backup if we already moved
3772 currentMove = forwardMostMove-1;
3773 DisplayMove(currentMove - 1); /* before DMError */
3774 DrawPosition(FALSE, boards[currentMove]);
3775 SwitchClocks(forwardMostMove-1); // [HGM] race
3776 DisplayBothClocks();
3778 DisplayMoveError(_("Illegal move (rejected by ICS)")); // [HGM] but always relay error msg
3784 if (looking_at(buf, &i, "still have time") ||
3785 looking_at(buf, &i, "not out of time") ||
3786 looking_at(buf, &i, "either player is out of time") ||
3787 looking_at(buf, &i, "has timeseal; checking")) {
3788 /* We must have called his flag a little too soon */
3789 whiteFlag = blackFlag = FALSE;
3793 if (looking_at(buf, &i, "added * seconds to") ||
3794 looking_at(buf, &i, "seconds were added to")) {
3795 /* Update the clocks */
3796 SendToICS(ics_prefix);
3797 SendToICS("refresh\n");
3801 if (!ics_clock_paused && looking_at(buf, &i, "clock paused")) {
3802 ics_clock_paused = TRUE;
3807 if (ics_clock_paused && looking_at(buf, &i, "clock resumed")) {
3808 ics_clock_paused = FALSE;
3813 /* Grab player ratings from the Creating: message.
3814 Note we have to check for the special case when
3815 the ICS inserts things like [white] or [black]. */
3816 if (looking_at(buf, &i, "Creating: * (*)* * (*)") ||
3817 looking_at(buf, &i, "Creating: * (*) [*] * (*)")) {
3819 0 player 1 name (not necessarily white)
3821 2 empty, white, or black (IGNORED)
3822 3 player 2 name (not necessarily black)
3825 The names/ratings are sorted out when the game
3826 actually starts (below).
3828 safeStrCpy(player1Name, StripHighlightAndTitle(star_match[0]), sizeof(player1Name)/sizeof(player1Name[0]));
3829 player1Rating = string_to_rating(star_match[1]);
3830 safeStrCpy(player2Name, StripHighlightAndTitle(star_match[3]), sizeof(player2Name)/sizeof(player2Name[0]));
3831 player2Rating = string_to_rating(star_match[4]);
3833 if (appData.debugMode)
3835 "Ratings from 'Creating:' %s %d, %s %d\n",
3836 player1Name, player1Rating,
3837 player2Name, player2Rating);
3842 /* Improved generic start/end-of-game messages */
3843 if ((tkind=0, looking_at(buf, &i, "{Game * (* vs. *) *}*")) ||
3844 (tkind=1, looking_at(buf, &i, "{Game * (*(*) vs. *(*)) *}*"))){
3845 /* If tkind == 0: */
3846 /* star_match[0] is the game number */
3847 /* [1] is the white player's name */
3848 /* [2] is the black player's name */
3849 /* For end-of-game: */
3850 /* [3] is the reason for the game end */
3851 /* [4] is a PGN end game-token, preceded by " " */
3852 /* For start-of-game: */
3853 /* [3] begins with "Creating" or "Continuing" */
3854 /* [4] is " *" or empty (don't care). */
3855 int gamenum = atoi(star_match[0]);
3856 char *whitename, *blackname, *why, *endtoken;
3857 ChessMove endtype = EndOfFile;
3860 whitename = star_match[1];
3861 blackname = star_match[2];
3862 why = star_match[3];
3863 endtoken = star_match[4];
3865 whitename = star_match[1];
3866 blackname = star_match[3];
3867 why = star_match[5];
3868 endtoken = star_match[6];
3871 /* Game start messages */
3872 if (strncmp(why, "Creating ", 9) == 0 ||
3873 strncmp(why, "Continuing ", 11) == 0) {
3874 gs_gamenum = gamenum;
3875 safeStrCpy(gs_kind, strchr(why, ' ') + 1,sizeof(gs_kind)/sizeof(gs_kind[0]));
3876 if(ics_gamenum == -1) // [HGM] only if we are not already involved in a game (because gin=1 sends us such messages)
3877 VariantSwitch(boards[currentMove], StringToVariant(gs_kind)); // [HGM] variantswitch: even before we get first board