bug#23483: 24.5; cygwin emacs w32 doesn not ask to save files when windows shuts down

[Eli Zaretskii]

> From: "Strozzi, David J." <strozzi2@llnl.gov>
> CC: "23483-done@debbugs.gnu.org" <23483-done@debbugs.gnu.org>
> Date: Fri, 13 May 2016 16:22:43 +0000
> 
> Thanks for addressing this!  The usual behavior of windows programs on 
> restart or shutdown is to ask the user to save unsaved files, rather than 
> saving them silently.  The current patch to save automatically is better than 
> losing data, but prompting the user I think would be the best thing.  Or even 
> having emacs abort the shutdown and give a message like "emacs cancelled 
> shutdown due to unsaved files."

The patch doesn't save files automatically, it performs "auto-save",
which saves the modified buffers into separate files, from which you
can restore afterwards.

FWIW, I don't see why asking the user would be better.