Fix loading of engine-defined PGN games

[xboard.git] / pgntags.c

diff --git a/pgntags.c b/pgntags.c
index f13eb96..fd74df7 100644 (file)
--- a/pgntags.c
+++ b/pgntags.c
@@ -115,10 +115,12 @@ ParsePGNTag (char *tag, GameInfo *gameInfo)
     } else if (StrCaseCmp(name, "Variant") == 0) {
         /* xboard-defined extension */
        success = StrSavePtr(value, &gameInfo->variantName) != NULL;
     } else if (StrCaseCmp(name, "Variant") == 0) {
         /* xboard-defined extension */
        success = StrSavePtr(value, &gameInfo->variantName) != NULL;

-        gameInfo->variant = StringToVariant(value);
+        if(*value && strcmp(value, engineVariant)) // keep current engine-defined variant if it matches
+            gameInfo->variant = StringToVariant(value);

     } else if (StrCaseCmp(name, "VariantMen") == 0) {
         /* for now ignore this tag, as we have no method yet */
         /* for assigning the pieces to XBoard pictograms     */
     } else if (StrCaseCmp(name, "VariantMen") == 0) {
         /* for now ignore this tag, as we have no method yet */
         /* for assigning the pieces to XBoard pictograms     */

+        success = TRUE;

     } else if (StrCaseCmp(name, PGN_OUT_OF_BOOK) == 0) {
         /* [AS] Out of book annotation */
         success = StrSavePtr(value, &gameInfo->outOfBook) != NULL;
     } else if (StrCaseCmp(name, PGN_OUT_OF_BOOK) == 0) {
         /* [AS] Out of book annotation */
         success = StrSavePtr(value, &gameInfo->outOfBook) != NULL;