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Date: Thu, 14 May 2009 17:12:49 +0200
From: Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To: cygwin AT cygwin DOT com
Subject: Re: [1.7] Proposal: the filename encoding in C locale uses UTF-8 	instead of SO/UTF-8
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On May 14 16:42, Corinna Vinschen wrote:
> On May 14 23:06, IWAMURO Motonori wrote:
> > 2009/5/14 Corinna Vinschen <corinna-cygwin AT cygwin DOT com>:
> > > I see a couple of potential problems.
> > 
> > What problems are those?
> 
> I have no example off-hand.  When I thought about it I always got sick
> thinking about scenarios where the library is using, say, UTF-8, and the
> application is using SJIS, and what happens to the filenames in this
> case.  In theory the lib should provide what the application thinks it
> right.

Here's one problem.  What if an application uses setenv("LANG", ...)?
Do you want Cygwin to intercept all calls to setenv() to check for
setting $LC_ALL/LC_CTYPE/LANG?  Right now, the only time these variables
are read by Cygwin is at the start of the first Cygwin process in a
Cygwin process tree.


Corinna

-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Project Co-Leader          cygwin AT cygwin DOT com
Red Hat

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