bug#22295: viper-mode undo bug introduced between Nov 10 and Nov 14

[Eli Zaretskii]

> From: phillip.lord@russet.org.uk (Phillip Lord)
> Cc: Jim Meyering <jim@meyering.net>,  22295@debbugs.gnu.org,  
> jwiegley@gmail.com
> Date: Fri, 20 May 2016 12:46:14 +0100
> 
> Eli Zaretskii <eliz@gnu.org> writes:
> 
> > FWIW, I think this should go to emacs-25, since (a) the changes affect
> > only viper-mode, and (b) users of that mode will be most unhappy
> > without these changes.
> 
> Not quite true. I've changed simple.el.

I've seen the change, of course.  As long as only viper-mode uses that
variable, I see no danger.

> > However, we should add comments to viper-cmd.el that document the
> > special handling of 'undo' by viper-mode, and how that interacts with
> > the core 'undo' functionalities.  We should also comment in simple.el
> > that undo-auto-disable-boundaries is used by viper-mode, and document
> > that variable in the ELisp manual.  Phillip, can you add these bits to
> > the branch, please?
> 
> Oh, yeah, sorry forgot the manual. I updated most of the rest last
> night. I think that the branch is ready, bar squashing.

Thanks.

John, we are waiting for your verdict.