[xml] Re: How to catch DTD validation error while using xmlParseFile()

[Daniel Veillard <veillard redhat com>]

On Mon, Jul 29, 2002 at 10:25:43AM -0700, Gang Wang wrote:
> I have an XML file which contains an internal DTD section, and I am using
> xmlParseFile API. After setting xmlDoValidityCheckingDefaultValue to 1, when
> there's a failure in DTD validatoin, libxml2 throws an error message to
> stderr. However, it still returns a xmlDocPtr.  
> My question is: How do I catch if there is any error in DTD so that I can
> ignor the returned xmlDoc?

  Either catch the error, or use a more complex API based where
xmlParseDocument() is called directly with a parser context data
as the parameter and check ctxt->valid when returning from the
parser call. See xmlSAXParseFileWithData() in parser.c for
an example.

Daniel

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