bug#17417: 24.3.90; EWW on MS-Windows tries to connect imaginary FTP server when viewing "file://" URLs

[Eli Zaretskii <eliz@gnu.org>]

> From: Lars Magne Ingebrigtsen <larsi@gnus.org>
> Cc: 17417@debbugs.gnu.org
> Date: Thu, 13 Nov 2014 18:01:33 +0100
> 
> Eli Zaretskii <eliz@gnu.org> writes:
> 
> > Then visit the file in Emacs's eww like this:
> >
> >  emacs -Q
> >  M-x eww RET file:///D:/foo/bar/Unicode Standard.html RET
> >
> > The page is displayed, but Emacs also says
> >
> >   Opening FTP connection to d...
> >
> > Also, a buffer named *ftp anonymous@d* pops up showing this:
> >
> >   Invalid help command foo.
> >   open d
> >   Unknown host d.
> 
> That does sound rather, er, non-optimal.
> 
> > This does not happen when visiting the same page via http://.  I suspect
> > that the "D:" part of the URL fools eww or some function it calls to
> > perceive the URL as an FTP address, or something.
> 
> But unfortunately, I have no idea what might be causing this.
> eww is supposedly just passing the URL along to `url-retrieve'.
> 
> Does
> 
> (url-retrieve "file:///D:/foo/bar/Unicode Standard.html" 'ignore)
> 
> display the same failure mode?

No.  But then I can no longer reproduce the original problem, either.
So I guess this was fixed indirectly somehow.

Thanks.