ietf-nntp Simplification of wildmat
Andrew Gierth
andrew at erlenstar.demon.co.uk
Thu Apr 26 08:50:52 PDT 2001
>>>>> "Charles" == Charles Lindsey <chl at clw.cs.man.ac.uk> writes:
Charles> No, there is benefit in the improved wildmats because they
Charles> instantly become applicable
Writing standards does not change the world.
I reiterate: if we want to _change_ (and it _is_ a change from
existing usage) the definition of commands like LIST ACTIVE so that
they take a list of (possibly-negated) wildmat patterns, then we
should make that change part of the description of those commands (and
include a compatibility note) rather than shoehorn stuff into the
wildmat definition itself.
Charles> So I prefer to go with Clive's formulation, but cutting it
Charles> down to the minimum necessary to match newsgroup-names
Charles> (leaving implementors to do the best they can if they
Charles> continue to support XPAT). This means at least including '!'
Charles> and ',',
see above.
Charles> though I could be persuaded to leave out '[...]',
Charles> and I think there is no remaining need for '\' at all.
it is perhaps worth noting that at least one reasonably common
implementation (Diablo) supports neither [...] nor \ in wildmats.
--
Andrew.
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