Re: problems with forward invocation (gcc bug?)

[Richard Frith-Macdonald]

On Thursday, August 2, 2001, at 02:43 PM, Wim Oudshoorn wrote:
> I have a modified version of GSFFCallInvocation
> that determines the return type in gs_objc_msg...
> But it needs cleaning up.  Question to the GNUstep maintainers:
>
> a.  Is it OK to assume that, for the return type
>         all pointer types are equivalent?
>         The ffcall library does, and it will reduce
>         the coding effort involved.  (And I can not
>         imagine a platform where it is different anyway)

That's ok ... it's an assumption made in a lot of places
anyway.

>         And in the same spirit: use non public
>         macros from the ffcall packages?
>         (I think the current implementation already
>         does and it might be very hard/impossible
>         without)

Not sure what you mean by non-public ... but I guess so.

> b.  Is it OK to access directly the data structures
>         in libobjc (the method list etc.)

Preferably not ... there is an effort underway to port to
the Apple runtime, so anything that night make that harder
would be best avoided if you can.

Thanks for working on this.