>> "Julien" == Julien Cubizolles <j.cubizolles@free.fr> writes:

   > I'd like to be able to archive a copy of sent messages
   > * in an archive group named according to month-year
   > * and the group I was in.

   > I can do it by setting gnus-message-archive-group (I have a function
   > working) but I'd like to toggle this double-archiving fr certain groups
   > only. Using gcc-self one can leave a copy in the original group but it
   > tromps the setting of gnus-message-archive-group.

   > I can see several solutions :

   > * defining a new custom boolean group-parameter (I don't think that's
   >   easy) used by gnus-message-archive-group
   > * changing gcc-self so that it accepts a function as argument (not easy
   >   either) one could then use gcc-self-val (set by gcc-self) as the
   >   option for gnus-message-archive-group

   > Any other ideas ?

You could use bbdb, I have a bbdb extension which adds a gcc field to
your message, based on the bbdb entry of the recipient, but of course you must
then add such a field to each entry.

Uwe Brauer