bug#15648: 24.2.50; gnutls SSL connection to IMAP server causes emacs to crash completely, bug#15648: 24.2.50; gnutls SSL connection to IMAP server causes emacs to crash completely

[Eli Zaretskii]

> From: <emacs@kosowsky.org>
> Date: Tue, 22 Oct 2013 18:27:23 -0400
> Cc: Ted Zlatanov <tzz@lifelogs.com>, 15648@debbugs.gnu.org
> 
> I did some more troubleshooting... actually, I don't think it is a
> cygwin.dll problem nor is it a problem with the cygwin program
> mount.exe.
> 
> 
> The problem seems to be with the lisp code in cygwin-mount-activate in
> terms of how it changes file-name-handler-alist,
> substitute-in-file-name, and expand-file-name.
> 
> I say this because gnutls causes the crash after
> (cygwin-mount-activate) is run. But if you wait to run
> (cygwin-mount-deactivate), then it won't crash. So the problem isn't
> with whether mount.exe has been run (I also double checked this by
> manually running mount.exe via call-process). Rather, it has something
> to do with the file name substitutions set up.
> 
> So, while the physical crash may be somewhere in the lisp code. The
> issue is with how the cygwin file name handler lisp code interacts with the
> gnutls code...

You never explained how is cygwin-mount relevant to gnutls in this
case.  Could you please do that?