[luatex] multiple callbacks

[Elie Roux]

Karl Berry a écrit :
> Excuse me for coming in late, and with such an obvious comment, but how
> about handling such callback in lua a la hooks in Emacs?  The hook
> author can decide whether they want to ask that it be at the front of
> the list, the back of the list, or (default) don't care.  Of course
> there are no guarantees due to multiple packages requesting the same
> thing, but at least the basic options would be provided.

Well... before making a decision and continuing the discussion, I'm 
waiting for some aswers from Heiko, but he doesn't seem to have time, so 
for now it's postponed...
-- 
Elie