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From: Jason Rumney <jasonr@gnu.org>
Newsgroups: gmane.emacs.devel
Subject: Re: emacsclient: support `/' directory separator on w32
Date: Sat, 25 Nov 2006 11:15:59 +0000
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Eli Zaretskii wrote:
> Are we 110% sure the drive letter can be only something for which
> isalpha returns a non-zero value?  What about isalpha in non-English
> locales, for example?
>   
I'm 99% sure it can only be A-Z. But isalpha() covers a much larger 
range of characters anyway, and it certainly can't be punctuation or 
numeric characters.