On 10/03/2010 11:33 AM, Richard W.M. Jones wrote:
Indeed. I'm sure we need a whitelist, not a blacklist as
suggested by
the other comment. All domains I'd ever want to create would match
the regexp
^[[:alpha:]][-_[:alnum:]]*$
This might break existing users however.
A period in a name is definitely useful. Also, I think there is no need
to differentiate between the first and the other characters, except
perhaps to prohibit a name starting with "-".
Paolo