Debug position search cache
[xboard.git] / gamelist.c
index aae489a..fb10fbe 100644 (file)
@@ -1,7 +1,7 @@
 /*
  * gamelist.c -- Functions to manage a gamelist
  *
- * Copyright 1995,2009 Free Software Foundation, Inc.
+ * Copyright 1995, 2009, 2010, 2011 Free Software Foundation, Inc.
  *
  * Enhancements Copyright 2005 Alessandro Scotti
  *
@@ -18,7 +18,7 @@
  * General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program. If not, see http://www.gnu.org/licenses/.  
+ * along with this program. If not, see http://www.gnu.org/licenses/.
  *
  *------------------------------------------------------------------------
  ** See the file ChangeLog for a revision history.  */
@@ -47,7 +47,9 @@
 /* Variables
  */
 List gameList;
-
+extern Board initialPosition;
+extern int quickFlag;
+extern int movePtr;
 
 /* Local function prototypes
  */
@@ -212,20 +214,25 @@ int GameListBuild(f)
     ChessMove cm, lastStart;
     int gameNumber;
     ListGame *currentListGame = NULL;
-    int error;
+    int error, scratch=100, plyNr=0, fromX, fromY, toX, toY;
     int offset;
-    char lastComment[MSG_SIZ];
-
+    char lastComment[MSG_SIZ], buf[MSG_SIZ];
+struct {
+    long sec;  /* Assuming this is >= 32 bits */
+    int ms;    /* Assuming this is >= 16 bits */
+} t,t2; GetTimeMark(&t);
     GameListFree(&gameList);
     yynewfile(f);
     gameNumber = 0;
+    movePtr = 0;
 
     lastStart = (ChessMove) 0;
     yyskipmoves = FALSE;
     do {
-        yyboardindex = 0;
+        yyboardindex = scratch;
        offset = yyoffset();
-       cm = (ChessMove) yylex();
+       quickFlag = plyNr + 1;
+       cm = (ChessMove) Myylex();
        switch (cm) {
          case GNUChessGame:
            if ((error = GameListNewGame(&currentListGame))) {
@@ -235,6 +242,7 @@ int GameListBuild(f)
            }
            currentListGame->number = ++gameNumber;
            currentListGame->offset = offset;
+           if(1) { CopyBoard(boards[scratch], initialPosition); plyNr = 0; currentListGame->moves = PackGame(boards[scratch]); }
            if (currentListGame->gameInfo.event != NULL) {
                free(currentListGame->gameInfo.event);
            }
@@ -261,6 +269,7 @@ int GameListBuild(f)
                }
                currentListGame->number = ++gameNumber;
                currentListGame->offset = offset;
+               if(1) { CopyBoard(boards[scratch], initialPosition); plyNr = 0; currentListGame->moves = PackGame(boards[scratch]); }
                lastStart = cm;
                break;
              default:
@@ -280,15 +289,24 @@ int GameListBuild(f)
            do {
                yyboardindex = 1;
                offset = yyoffset();
-               cm = (ChessMove) yylex();
+               cm = (ChessMove) Myylex();
                if (cm == PGNTag) {
                    ParsePGNTag(yy_text, &currentListGame->gameInfo);
                }
            } while (cm == PGNTag || cm == Comment);
-           break;
+           if(1) {
+               int btm=0;
+               if(currentListGame->gameInfo.fen) ParseFEN(boards[scratch], &btm, currentListGame->gameInfo.fen);
+               else CopyBoard(boards[scratch], initialPosition);
+               plyNr = (btm != 0);
+               currentListGame->moves = PackGame(boards[scratch]);
+           }
+           if(cm != NormalMove) break;
+         case IllegalMove:
+               if(appData.testLegality) break;
          case NormalMove:
            /* Allow the first game to start with an unnumbered move */
-           yyskipmoves = TRUE;
+           yyskipmoves = FALSE;
            if (lastStart == (ChessMove) 0) {
              if ((error = GameListNewGame(&currentListGame))) {
                rewind(f);
@@ -297,28 +315,60 @@ int GameListBuild(f)
              }
              currentListGame->number = ++gameNumber;
              currentListGame->offset = offset;
+             if(1) { CopyBoard(boards[scratch], initialPosition); plyNr = 0; currentListGame->moves = PackGame(boards[scratch]); }
              lastStart = MoveNumberOne;
            }
+         case WhiteCapturesEnPassant:
+         case BlackCapturesEnPassant:
+         case WhitePromotion:
+         case BlackPromotion:
+         case WhiteNonPromotion:
+         case BlackNonPromotion:
+         case WhiteKingSideCastle:
+         case WhiteQueenSideCastle:
+         case BlackKingSideCastle:
+         case BlackQueenSideCastle:
+         case WhiteKingSideCastleWild:
+         case WhiteQueenSideCastleWild:
+         case BlackKingSideCastleWild:
+         case BlackQueenSideCastleWild:
+         case WhiteHSideCastleFR:
+         case WhiteASideCastleFR:
+         case BlackHSideCastleFR:
+         case BlackASideCastleFR:
+               fromX = currentMoveString[0] - AAA;
+               fromY = currentMoveString[1] - ONE;
+               toX = currentMoveString[2] - AAA;
+               toY = currentMoveString[3] - ONE;
+               plyNr++;
+               ApplyMove(fromX, fromY, toX, toY, currentMoveString[4], boards[scratch]);
+               if(currentListGame->moves) PackMove(fromX, fromY, toX, toY, boards[scratch][toY][toX]);
            break;
         case WhiteWins: // [HGM] rescom: save last comment as result details
         case BlackWins:
         case GameIsDrawn:
         case GameUnfinished:
+           if(!currentListGame) break;
            if (currentListGame->gameInfo.resultDetails != NULL) {
                free(currentListGame->gameInfo.resultDetails);
            }
            if(yy_text[0] == '{') { char *p;
-               strcpy(lastComment, yy_text+1);
-               if(p = strchr(lastComment, '}')) *p = 0;
-               currentListGame->gameInfo.resultDetails = StrSave(lastComment);
+             safeStrCpy(lastComment, yy_text+1, sizeof(lastComment)/sizeof(lastComment[0]));
+             if(p = strchr(lastComment, '}')) *p = 0;
+             currentListGame->gameInfo.resultDetails = StrSave(lastComment);
            }
            break;
          default:
            break;
        }
+       if(gameNumber % 1000 == 0) {
+           snprintf(buf, MSG_SIZ,"Reading game file (%d)", gameNumber);
+           DisplayTitle(buf);
+       }
     }
     while (cm != (ChessMove) 0);
 
+    if(!currentListGame->moves) DisplayError("Game cache overflowed\nPosition-searching might not work properly", 0);
 
     if (appData.debugMode) {
        for (currentListGame = (ListGame *) gameList.head;
@@ -330,7 +380,10 @@ int GameListBuild(f)
            PrintPGNTags(debugFP, &currentListGame->gameInfo);
        }
     }
-
+GetTimeMark(&t2);printf("GameListBuild %d msec\n", SubtractTimeMarks(&t2,&t));
+    quickFlag = 0;
+    PackGame(boards[scratch]); // for appending end-of-game marker.
+    DisplayTitle("WinBoard");
     rewind(f);
     yyskipmoves = FALSE;
     return 0;
@@ -389,7 +442,7 @@ GameListLineOld(number, gameInfo)
     char *white = gameInfo->white ? gameInfo->white : "?";
     char *black = gameInfo->black ? gameInfo->black : "?";
     char *date = gameInfo->date ? gameInfo->date : "?";
-    int len = 10 + strlen(event) + 2 + strlen(white) + 1 + 
+    int len = 10 + strlen(event) + 2 + strlen(white) + 1 +
       strlen(black) + 11 + strlen(date) + 1;
     char *ret = (char *) malloc(len);
     sprintf(ret, "%d. %s, %s-%s, %s, %s",
@@ -401,10 +454,10 @@ GameListLineOld(number, gameInfo)
 
 char * GameListLine( int number, GameInfo * gameInfo )
 {
-    char buffer[1024];
+    char buffer[2*MSG_SIZ];
     char * buf = buffer;
     char * glt = appData.gameListTags;
-    
+
     buf += sprintf( buffer, "%d.", number );
 
     while( *glt != '\0' ) {
@@ -431,19 +484,19 @@ char * GameListLine( int number, GameInfo * gameInfo )
             strncpy( buf, gameInfo->black ? gameInfo->black : "?", MAX_FIELD_LEN );
             break;
         case GLT_RESULT:
-            strcpy( buf, PGNResult(gameInfo->result) );
+           safeStrCpy( buf, PGNResult(gameInfo->result), 2*MSG_SIZ );
             break;
         case GLT_WHITE_ELO:
             if( gameInfo->whiteRating > 0 )
-                sprintf( buf, "%d", gameInfo->whiteRating );
+             sprintf( buf,  "%d", gameInfo->whiteRating );
             else
-                strcpy( buf, "?" );
+             safeStrCpy( buf, "?" , 2*MSG_SIZ);
             break;
         case GLT_BLACK_ELO:
             if( gameInfo->blackRating > 0 )
                 sprintf( buf, "%d", gameInfo->blackRating );
             else
-                strcpy( buf, "?" );
+             safeStrCpy( buf, "?" , 2*MSG_SIZ);
             break;
         case GLT_TIME_CONTROL:
             strncpy( buf, gameInfo->timeControl ? gameInfo->timeControl : "?", MAX_FIELD_LEN );
@@ -486,7 +539,7 @@ char * GameListLineFull( int number, GameInfo * gameInfo )
     char * date = gameInfo->date ? gameInfo->date : "?";
     char * oob = gameInfo->outOfBook ? gameInfo->outOfBook : "";
     char * reason = gameInfo->resultDetails ? gameInfo->resultDetails : "";
-    
+
     int len = 64 + strlen(event) + strlen(site) + strlen(white) + strlen(black) + strlen(date) + strlen(oob) + strlen(reason);
 
     char *ret = (char *) malloc(len);
@@ -496,7 +549,6 @@ char * GameListLineFull( int number, GameInfo * gameInfo )
 
     return ret;
 }
-
 // --------------------------------------- Game-List options dialog --------------------------------------
 
 // back-end
@@ -522,7 +574,7 @@ static GLT_Item GLT_ItemInfo[] = {
     { 0, 0 }
 };
 
-char lpUserGLT[64];
+char lpUserGLT[LPUSERGLT_SIZE];
 
 // back-end: convert the tag id-char to a full tag name
 char * GLT_FindItem( char id )
@@ -575,7 +627,7 @@ char
 GLT_ListItemToTag( int index )
 {
     char result = '\0';
-    char name[128];
+    char name[MSG_SIZ];
 
     GLT_Item * list = GLT_ItemInfo;