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From: Steve Jorgensen <steve AT khoral DOT com>
Message-Id: <199910290048.SAA12002@benson>
Subject: Re: DLL creation problem
To: dj AT delorie DOT com (DJ Delorie)
Date: Thu, 28 Oct 1999 18:48:53 -0600 (MDT)
Cc: steve AT khoral DOT com, cygwin AT sourceware DOT cygnus DOT com
In-Reply-To: <199910282355.TAA27706@envy.delorie.com> from "DJ Delorie" at Oct 28, 99 07:55:55 pm
X-Mailer: ELM [version 2.4 PL25]
Content-Type: text

DJ Delorie wrote
>> > 	char **envp = environ;
>> 
>> When you have a variable in a DLL, the dll exports the *address* of
>> the variable, not the variable itself.  Not a problem with functions;
>> they're addresses anyway.  But, with a data item, it's a little funny.
>> Cygwin handles this by telling gcc that the data item is imported from
>> a dll, and gcc automagically adds the pointer dereferencing code.
>> Thus, a simple assignment might turn into a dereference when compiled.

	So how do I make the above assignment (or any global variable
	assignemnt) work as expected?

						Steve

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