Re: [Mingw-users] MSVC and MinGW Dlls and C++

[Marc V. <vai...@fa...>]

On Wed, Jul 22, 2009 at 11:36:16AM -0400, Marc Vaillant wrote:
> On Wed, Jul 22, 2009 at 03:52:26PM +0200, Jan Herling wrote:
> > Hallo everyone,
> > 
> > I just found out (with a hint of Bob) that the tutorial about GCC Dlls 
> > and MSVC on mingw.org works for C functions only.
> > Meaning that C++ functions / class can not be exported with GCC and 
> > imported with MSVC (at least with respect to the tutorial).
> > As far as I understand (I'm new to GCC) this depends on different 
> > function export/import names between GCC and MSVC.
> > 
> > Therefore: Has anyone an idea how to mix C++ GCC Dlls and C++ MSVC 
> > applications without special "extern C" workarounds?
> > I need fully access to my C++ code and classes. Perhaps there is a 
> > different tutorial?
> 
> Yes, read the following article carefully:
> http://chadaustin.me/cppinterface.html.  Basically, if you write your
> classes to have only virtual functions, they don't need to be exported.
> Then you will just need C mangled factory methods to create and destroy
> instances of them. 

Correction: 
C mangled factory methods => exported C mangled factor methods.