Re: Additional syntactic restrictions

[Chris Lilley <chris@xxxxxx>]

On Thursday, June 6, 2002, 4:39:55 PM, Gavin wrote:


GTN> On Thursday 06 June 2002 02:59 am, James Clark wrote:
>> Such restrictions tend to reduce the applicability of general purpose XML
>> tools.  

GTN> Well, XML use in protocols is not "general purpose", and subsetting 
GTN> *required* behaviour, such as supporting only UTF-8, which all processors are 
GTN> required to support, can do little except improve interoperability *within 
GTN> the domain of the protocol*. Outside the domain of the protocol, so long as 
GTN> it is a pure subset, interoperability cannot be affected.

Well. "unlikely to be" is more accurate than "cannot", if some
programmer figures out that the special IETF-UTF8-only-XML parser is
re-entrant and tries to re-use it on the XML payload as well as the XML
protocol used to send the payload because "adding two parsers to the product
would be stupid".



-- 
 Chris                            mailto:chris@xxxxxx