patch from Vasily Tchekalkin fixing bug #111420 about double

* libxslt/extensions.c: patch from Vasily Tchekalkin fixing bug #111420 about double initialization of extension contexts Daniel
lrowe · Apr 23, 2003 · ac5c292 · ac5c292
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diff --git a/ChangeLog b/ChangeLog
@@ -1,3 +1,8 @@
+Wed Apr 23 17:00:16 CEST 2003 Daniel Veillard <daniel@veillard.com>
+
+	*  libxslt/extensions.c: patch from Vasily Tchekalkin fixing
+	   bug #111420 about double initialization of extension contexts
+
 Wed Apr 23 14:25:46 CEST 2003 Daniel Veillard <daniel@veillard.com>
 
 	* libxslt/transform.c: fix bug #110577 namespace in copy-of

diff --git a/libxslt/extensions.c b/libxslt/extensions.c
@@ -591,6 +591,15 @@ xsltInitCtxtExt (xsltExtDataPtr styleData, xsltInitExtCtxt *ctxt,
         return;
     }
 
+    ctxtData = (xsltExtDataPtr) xmlHashLookup(ctxt->ctxt->extInfos, URI);
+    if (ctxtData != NULL) {
+#ifdef WITH_XSLT_DEBUG_EXTENSIONS
+	xsltGenericDebug(xsltGenericDebugContext,
+			 "xsltInitCtxtExt: already initialized\n");
+#endif
+        return;
+    }
+
     extData = module->initFunc(ctxt->ctxt, URI);
     if (extData == NULL) {
 #ifdef WITH_XSLT_DEBUG_EXTENSIONS