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Subject:	Re: Any progress on "Fork issues ith long command lines and long $PATH"?
To:	Richard Heintze <sieg_heintze AT yahoo DOT com>,
	"cygwin AT cygwin DOT com" <cygwin AT cygwin DOT com>
References:	<569AA38E DOT 7040205 AT cornell DOT edu> <54233810 DOT 5967218 DOT 1453230386996 DOT JavaMail DOT yahoo AT mail DOT yahoo DOT com>
From:	Ken Brown <kbrown AT cornell DOT edu>
Message-ID:	<569E9123.4070506@cornell.edu>
Date:	Tue, 19 Jan 2016 14:40:19 -0500
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On 1/19/2016 2:06 PM, Richard Heintze wrote:
> Unfortunately, the following file name (for example) works with fsf emacs and not Cygwin emacs-w32:
>
> $USERPROFILE/Documents/hello.txt
>
> Even some bash commands accept this but emacs-w32 does not.
>
> I use these environment variables extensively to facilitate moving between different windows logins.

Using environment variables isn't the problem.  The problem is that 
$USERPROFILE is a native Win32 path.  To use it in Cygwin emacs, convert 
it to a Posix path.  For example:

$ echo $USERPROFILE
C:\Users\kbrown

$ cygpath -u $USERPROFILE
/c/Users/kbrown

Ken

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