bug#13515: 24.3.50; file-name operating functions are broken on Japanese Windows

[Eli Zaretskii <eliz@gnu.org>]

> Date: Wed, 23 Jan 2013 18:39:04 +0900
> From: Kazuhiro Ito <kzhr@d1.dion.ne.jp>
> Cc: 13515@debbugs.gnu.org
> 
> At Tue, 22 Jan 2013 15:27:44 +0200,
> Eli Zaretskii wrote:
> > 
> > > Date: Tue, 22 Jan 2013 14:13:32 +0200
> > > From: Eli Zaretskii <eliz@gnu.org>
> > > Cc: 13515@debbugs.gnu.org
> > > 
> > > > Date: Mon, 21 Jan 2013 22:48:44 +0900
> > > > From: Kazuhiro Ito <kzhr@d1.dion.ne.jp>
> > > > 
> > > > The below code returns unexpected result in turnk on Windows.
> > > > 
> > > > (let ((file-name-coding-system 'cp932))
> > > >   (expand-file-name "表" "C:/"))
> > > > 
> > > > -> "c:/\225/"
> > > > 
> > > > dostounix_filename does not support cp932 encoded string, which could
> > > > contain '\\' as the part of Kankji characters.
> > > 
> > > Thanks, I will work on fixing this.
> > 
> > Please try the changes below (relative to the emacs-24 branch).  If no
> > issues are found with them, I will soon install them on the release
> > branch.
> 
> As far as I tested, the problem was fixed.  Thank you.

Thanks, installed as revision 111194 on the emacs-24 branch.