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From: Jano <nono@celes.unizar.es>
Newsgroups: comp.lang.ada
Subject: Re: GNAT, Windows, DLLs
Date: Wed, 28 May 2003 20:14:39 +0200
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Date: 2003-05-28T20:14:39+02:00
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Robert A Duff dice...
> Alfred Hilscher <Spam@alfred-hilscher.de> writes:
> 
> > I have the follwing problem: In gnat_ug it is said, that the code has to
> > call _ada_initialize first and _ada_finalize at last. But - my DLL shall
> > replace an existing third party DLL. So the applications using this DLL
> > are not Ada-aware, and there is no way to tell them "hey the DLL is
> > replaced, you have to call now an initialize-procedure first, and you
> > must call this finalize-procedure at the end". So is there a way to make
> > this initializing/finalizing transparent?
> 
> I don't know.  Surely there's some way to attach initialization code to
> a DLL?

I don't remember the details, but I've done it in the past. DLLs have 
such initialization/finalization entry points, called if present 
automatically by the OS, and there is the best place to place these 
procedure calls.