DLL problems understood, but not solved

[Valery Fine]

On 20 Mar 97 at 13:13, Fergus Henderson wrote:

> Nick van Eijndhoven, you wrote:
> > 
> > 3) Make sure that the GNU produced DLL's can be used together with
> > the
> >    Microsoft visual C++ produced DLL's.
> >    This is vital in my case (being a member of a large high energy
> >    physics experiment where some packages use MS visual C++
> >    stuff).
> 
> If your DLLs stick to a C interface, that should be OK.
> 
> However, if your DLLs have a C++ interface, then what you ask is
> impossible.  The C++ ABI used by MS Visual C++ is an undocumented
> proprietry ABI.  In fact, I think some aspects of its ABI may even
> have been patented.
> 
   Fortunately it is not our case. To load C++ classes from DLL 
indirectly. We use CINT - C++ interpreter written in pure C.
(check: http://root.cern.ch ). This way de don't need to know that ABI 
at all.

  Thank you very mush for your hint.
                    With my regards,
                                               Valery
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