Re: Using GNUstep Categories in Cocoa

[Dennis Leeuw]

Maybe a very dumb question, but I still ask:
Wouldn't it be an idea to also incorporate dev-libs/extensions with that?

Dennis

Marcus Müller wrote:

> On Monday, April 22, 2002, at 07:39 PM, Edwin Zacharias wrote:
>
> > I see why staying Header compatible is a problem.  Probably solved by
> > some complex set of preprocessor macros.
>
> I don't hope so! The solution I'd prefer is to have the GNUstep
> additions in separate headers, but to keep the implementation within
> gnustep-base. Please note that one cannot put the GNUstep addition
> implementations into another framework, as they're used by gnustep-base
> (cyclic dependency). However, it would be of no benefit nevertheless,
> because the OS X implementations differ, sometimes significantly. I just
> stumbled across an elegant solution to this:
>
> gnustep-base's build process would incorporate a GSExtensions framework,
> which consists of headers and a framework stub only. During the build of
> gnustep-base, all necessary additions would be referenced via the
> GSExtensions.framework headers (embedded in base during the build), the
> implementations will stay where they are now. During the gnustep-base
> install, the GSExtensions.framework will be installed. No GNUstep
> application needs to link against the GSExtensions.framework, because it
> is simply used for providing the extensions "declarations".
>
> On OS X you'd have a real framework that you need to link against, but
> this is no problem nevertheless because the build processes differ
> anyhow. The location of the headers, on the other hand, is the same.
>
> What this means is that one would have to change minimal things in
> gnustep-base (basically create the headers, add the new build target,
> change #include's where necessary to use the new headers). It directly
> enables the use of the GSExtensions.framework without real need to port
> applications to OS X.
>
> Cheers,
>
>    Marcus
>
> --
> Marcus Mueller  .  .  .  crack-admin/coder ;-)
> Mulle kybernetiK  .  http://www.mulle-kybernetik.com
> Current projects: finger znek@mulle-kybernetik.com
>
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