"Stephen J. Turnbull" <stephen(a)xemacs.org> writes:
(1) synch to GNU Emacs's regexp engine (Stefan Monnier did a
_lot_ of
work on it---he is extremely busy now but might be able to spare a
clue or two; Jan Vroonhof, also very busy, has looked at this in
the past)
There were some discussions on emacs-devel recently on syncing with
GNU libc's regexp stuff. Reducing the number of slightly different
regexp implementations in the GNU world would be a good idea...