X-Git-Url: http://winboard.nl/cgi-bin?a=blobdiff_plain;f=backend.c;h=71aa6a529feed9b1712e7f3e0e2e51c47361a7cc;hb=b9fd60495d47ef08fbff17ae883ae69d37fcb859;hp=9f58b185167461347841aa769018608f1bbfb9ab;hpb=4d04bc8a6c2d5e410d519b25164613c5e5c2d160;p=xboard.git

diff --git a/backend.c b/backend.c
index 9f58b18..71aa6a5 100644
--- a/backend.c
+++ b/backend.c
@@ -55,8 +55,6 @@
 #ifdef WIN32
 #include <windows.h>
 
-#define DoSleep( n ) if( (n) != 0 ) Sleep( (n) );
-
 int flock(int f, int code);
 #define LOCK_EX 2
 #define SLASH '\\'
@@ -64,7 +62,6 @@ int flock(int f, int code);
 #else
 
 #include <sys/file.h>
-#define DoSleep( n ) if( (n) >= 0) sleep(n)
 #define SLASH '/'
 
 #endif
@@ -891,7 +888,7 @@ Load(ChessProgramState *cps, int i)
     if(engineLine && engineLine[0]) { // an engine was selected from the combo box
 	snprintf(buf, MSG_SIZ, "-fcp %s", engineLine);
 	SwapEngines(i); // kludge to parse -f* / -first* like it is -s* / -second*
-	ParseArgsFromString(resetOptions); appData.fenOverride[0] = NULL;
+	ParseArgsFromString(resetOptions); appData.fenOverride[0] = NULL; appData.pvSAN[0] = FALSE;
 	ParseArgsFromString(buf);
 	SwapEngines(i);
 	ReplaceEngine(cps, i);
@@ -1665,6 +1662,16 @@ InitBackEnd3 P((void))
     }
 }
 
+void
+HistorySet( char movelist[][2*MOVE_LEN], int first, int last, int current )
+{
+    MoveHistorySet( movelist, first, last, current, pvInfoList );
+
+    EvalGraphSet( first, last, current, pvInfoList );
+
+    MakeEngineOutputTitle();
+}
+
 /*
  * Establish will establish a contact to a remote host.port.
  * Sets icsPR to a ProcRef for a process (or pseudo-process)
@@ -9413,9 +9420,8 @@ MakeMove(fromX, fromY, toX, toY, promoChar)
         fflush(serverMoves);
     }
 
-    if (forwardMostMove+1 > framePtr) { // [HGM] vari: do not run into saved variations
-      DisplayFatalError(_("Game too long; increase MAX_MOVES and recompile"),
-			0, 1);
+    if (forwardMostMove+1 > framePtr) { // [HGM] vari: do not run into saved variations..
+	GameEnds(GameUnfinished, _("Game too long; increase MAX_MOVES and recompile"), GE_XBOARD);
       return;
     }
     UnLoadPV(); // [HGM] pv: if we are looking at a PV, abort this
@@ -10046,7 +10052,7 @@ NextTourneyGame(int nr, int *swapColors)
 void
 NextMatchGame()
 {   // performs game initialization that does not invoke engines, and then tries to start the game
-    int firstWhite, swapColors = 0;
+    int res, firstWhite, swapColors = 0;
     if(!NextTourneyGame(nextGame, &swapColors)) return; // this sets matchGame, -fcp / -scp and other options for next game, if needed
     firstWhite = appData.firstPlaysBlack ^ (matchGame & 1 | appData.sameColorGames > 1); // non-incremental default
     firstWhite ^= swapColors; // reverses if NextTourneyGame says we are in an odd round
@@ -10055,8 +10061,9 @@ NextMatchGame()
     appData.noChessProgram = (first.pr == NoProc); // kludge to prevent Reset from starting up chess program
     if(appData.loadGameIndex == -2) srandom(appData.seedBase + 68163*(nextGame & ~1)); // deterministic seed to force same opening
     Reset(FALSE, first.pr != NoProc);
-    appData.noChessProgram = FALSE;
-    if(!LoadGameOrPosition(matchGame)) return; // setup game; abort when bad game/pos file
+    res = LoadGameOrPosition(matchGame); // setup game
+    appData.noChessProgram = FALSE; // LoadGameOrPosition might call Reset too!
+    if(!res) return; // abort when bad game/pos file
     TwoMachinesEvent();
 }
 
@@ -11948,12 +11955,18 @@ SaveGameToFile(filename, append)
 {
     FILE *f;
     char buf[MSG_SIZ];
-    int result;
+    int result, i, t,tot=0;
 
     if (strcmp(filename, "-") == 0) {
 	return SaveGame(stdout, 0, NULL);
     } else {
-	f = fopen(filename, append ? "a" : "w");
+	for(i=0; i<10; i++) { // upto 10 tries
+	     f = fopen(filename, append ? "a" : "w");
+	     if(f && i) fprintf(f, "[Delay \"%d retries, %d msec\"]\n",i,tot);
+	     if(f || errno != 13) break;
+	     DoSleep(t = 5 + random()%11); // wait 5-15 msec
+	     tot += t;
+	}
 	if (f == NULL) {
 	    snprintf(buf, sizeof(buf), _("Can't open \"%s\""), filename);
 	    DisplayError(buf, errno);