[xml] Incorrect Callback invocation in externalSubsetSplit function

[Ashwin <ashwins huawei com>]

>    Hi,
> 
>       When  I  use  xmlSchemaValidateStream with an input file containing
>    CDATA, I am not getting the SAX callback I have registered for a CData
>    block,  

>  Oops, yes clearly it's a cut and paste typo from the previous function >
in that file, sorry for the delay, fixed in SVn,

Hi,
 A similar kind of error is present in the same file, for the function
externalSubsetSplit, the internal subset callback is invoked, instead of
external subset. The patch correcting this is attached. 
 
Regards
Ashwin Sinha 

*** xmlschemas.c	2008-02-12 14:48:50.693513248 -0800
--- xmlschemasfix.c	2008-02-12 14:51:18.821994296 -0800
*************** externalSubsetSplit(void *ctx, const xml
*** 28108,28115 ****
  {
      xmlSchemaSAXPlugPtr ctxt = (xmlSchemaSAXPlugPtr) ctx;
      if ((ctxt != NULL) && (ctxt->user_sax != NULL) &&
!         (ctxt->user_sax->internalSubset != NULL))
! 	ctxt->user_sax->internalSubset(ctxt->user_data, name, ExternalID,
  	                               SystemID);
  }
  
--- 28108,28115 ----
  {
      xmlSchemaSAXPlugPtr ctxt = (xmlSchemaSAXPlugPtr) ctx;
      if ((ctxt != NULL) && (ctxt->user_sax != NULL) &&
!         (ctxt->user_sax->externalSubset != NULL))
! 	ctxt->user_sax->externalSubset(ctxt->user_data, name, ExternalID,
  	                               SystemID);
  }