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Message-Id: <199909111936.OAA10272@pluto.xraylith.wisc.edu>
To: Vincent Penne <vincent DOT penne AT wanadoo DOT fr>
cc: cygwin AT sourceware DOT cygnus DOT com
Subject: Re: C++ libraries and DLL 
In-Reply-To: Your message of "Sat, 11 Sep 1999 22:33:02 +0200."
             <37DABC7E DOT 5E83 AT wanadoo DOT fr> 
Date: Sat, 11 Sep 1999 14:36:52 -0500
From: Mumit Khan <khan AT xraylith DOT wisc DOT EDU>

Vincent Penne <vincent DOT penne AT wanadoo DOT fr> writes:
> Hi !
> I come to a problem that must be frequently asked, but for whichI
> haven't found any positive answer in the list archive.
> I have read the very good explanations of Fergus Henderson on how to
> make DLLs with Cygwin. 
> The problem now is that this works fine with C, but certainly not with
> C++ when one want to access some static members of class (for example).
> Is there any way to do that ? Is it windoz DLL loader's fault, that
> relocate only function calls and not variables pointers ? What is the
> difference between relocating a function call and relocating a variable
> pointer ?
> Thanks in advance if you can enlight me on these points !

Fergus' description of building DLL is somewhat outdated now; you should
read http://www.xraylith.wisc.edu/~khan/software/gnu-win32/#dllhelpers
and get the examples in the package.

It's an issue with how Windows DLLs work, and not trivial to get it right 
the first time!

Regards,
Mumit


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