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From: "David Botton" <David@Botton.com>
Subject: Re: Getting GNAT Ada DLL to work with MSVC++?
Date: 2000/02/10
Message-ID: <fxyo4.801$d8.7359521@news4.usenetserver.com>#1/1
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References: <38A24D1B.109879BA@mail.earthlink.net>
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* Creating GNAT Dlls and using them from C (van Dijk & Marceau)
http://www.adapower.com/articles/howto-gdllc.html

Make sure that you have done an extern "c" {} on all your imports in your
C++ code

David Botton


A Schoepel wrote in message <38A24D1B.109879BA@mail.earthlink.net>...
>I've 'successfully' created the DLL in GNAT, have a library
>file and DLL file.  The Microsoft VC++ compiler gives me an
>unresolved external symbol error when I link my C++ code
>with the DLL.  I'm using CPP convention in the export
>pragmas, have the correct definitions, identified the import
>library in the MSVC++ compiler.  All the typical stuff.
>What's even weirder is that the Windows environment can find
>the DLL's function names when I use QuickView.
>
>Has anyone successfully linked a GNAT DLL through the MSVC++
>linker?  Did you encounter any weirdnesses like this?  Have
>I missed some linking or binding options in GNAT?  Help?!
>
>Andrew
>