Re: master 95b1eacd47: Fix handling of UNCs in 'parse-colon-path

[Eli Zaretskii]

> Date: Wed, 24 Aug 2022 14:34:02 -0400
> From: Ken Brown <kbrown@cornell.edu>
> 
> On 8/24/2022 12:20 PM, Eli Zaretskii wrote:
> > branch: master
> > commit 95b1eacd4750da7329380aabcb383a8f9d96a59b
> > Author: Eli Zaretskii <eliz@gnu.org>
> > Commit: Eli Zaretskii <eliz@gnu.org>
> > 
> >      Fix handling of UNCs in 'parse-colon-path
> >      
> >      * lisp/files.el (parse-colon-path): Don't remove the second
> >      leading slash on systems that support UNCs.  (Bug#57353)
> >      
> >      * test/lisp/files-tests.el (files-tests-bug-21454): Update
> >      expected results.
> >      (files-colon-path): Add a new test pattern.
> 
> After this commit I'm getting the following test failure on Cygwin.  I don't 
> have time to look into it now, but I can do so in a few days if the fix isn't 
> obvious.

Ugh, it means the test data needs to be split three-way: one for
MS-Windows/MS-DOS, another for Cygwin, and one more for the rest.
Because Cygwin is like Posix systems, but it does want to support
UNCs.