draft-ietf-nntpext-base-03.txt some comments
chl at clw.cs.man.ac.uk
Thu Jan 22 07:48:11 PST 1998
"Martin J. Duerst" <duerst at w3.org> wrote:
>Stan Barber answered Paul Overell:
>> > I have allowed any character to be escaped by a backslash, is this correct?
>> > The text in 5. suggests that only [ * \ ? may be escaped.
>> In the original wildmat, this was true. However with UTF-8, it may be necessary
>> to extend the escape capability. Anyone have comments here?
>You need escaping for those characters that do their work
>defining the wildcard expressions. If [ * \ ? are the only
>characters used for wildcard syntax, or if others can be
>escaped otherwise (e.g. ]), you don't need to escape them.
>As using non-ASCII characters in wildcard expressions would
>mean that some people have difficulties using them, this
>will probably never happen. So you don't need to escape them.
If you follow the precedent of DRUMS, they allow '\' in front of any
character (well, only the 7bit ones in their case, of course). This makes
life simpler because, if you are not sure whether a particular character
needs escaping or not, then you can safely excape it anyway.
Charles H. Lindsey ---------At Home, doing my own thing-------------------------
Email: chl at clw.cs.man.ac.uk Web: http://www.cs.man.ac.uk/~chl
Voice/Fax: +44 161 437 4506 Snail: 5 Clerewood Ave, CHEADLE, SK8 3JU, U.K.
PGP: 2C15F1A9 Fingerprint: 73 6D C2 51 93 A0 01 E7 65 E8 64 7E 14 A4 AB A5
More information about the ietf-nntp