[C++-sig] Re: Sharing Global Singleton instances across boost.python extensions (windows & unix)

[Joel Gerard]

Hmmmm... thanks for the info and suggestions. I'll try some of the things you've suggested. 

Thanks again. 

Joel
--- Niall Douglas <s_sourceforge at nedprod.com> wrote:
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> On 10 Oct 2003 at 22:31, David Abrahams wrote:
> 
> > > Thing is, if you're porting to and only to very recent versions of
> > > Linux there are very few non-obvious quirks nowadays.
> > 
> > Obviously you haven't been dealing with the same problems I've been
> > having in Boost.Python.  There are definitely some very subtle things
> > going on with weak symbols and templates; see
> > http://www.boost.org/libs/python/doc/v2/May2002.html#shared
> 
> I'd forgotten some of those which I too have had run-ins with. Why oh 
> why can't they make all symbols hidden by default and only public 
> with a modifier syntaxically identical to __declspec(dllexport) so we 
> can reuse our Win32 idioms?
> 
> It would require a small amount of complexity within G++ to do this, 
> but the current method they have of you selecting each method 
> individually is useless for Win32 compatibility :(
> 
> Cheers,
> Niall
> 
> 
> 
> 
> 
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