bug#33563: 27.0.50; Autoload generation during package installation pollutes recent-files list

[Eli Zaretskii]

> Cc: 33563@debbugs.gnu.org
> From: Clément Pit-Claudel <cpitclaudel@gmail.com>
> Date: Sat, 1 Dec 2018 15:01:17 -0500
> 
> > Why can't you use the existing facilities in recentf to filter out
> > unwanted files from the list of recent files?
> 
> Is that possible?  As far as I can tell recentf only filters by file name.  
> That doesn't seem to be enough, since we do want to record some autoload 
> files (those visited by users, but not those opened automatically by 
> autoload.el).

You could let-bind recentf-exclude while installing packages, couldn't
you?