Re: Categories and selector

[Nicola Pero]

> > It feels like  a runtime problem: Did you load  the category?  Did you
> > link-edited it with the program?  I mean, an object file compiled from
> > a @implemenation MyClass(MyCategory)...
> 
> The category extends a class within the same source tree, which is 
> built and linked at the same time. BTW, I compiled GNUstep-base 1.4.1 
> this afternoon on Solaris, and then compiled my program - it ran 
> without any problem. After this I installed the same version of 
> GNUstep-base on my Debian Linux machine, compiled my program, but sadly 
> still got the NSInvalidArgumentException.
> 
> The only reason I see for that is that the category is not added to the 
> class object at runtime... I wonder why this program works on MacOSX 
> and GNUStep/Solaris, but not on GNUstep/Linux ?

It sounds strange.  Can you provide a self-contained, but short/simple,
testcase, which I can use to reproduce the problem on my GNU/Linux ?

Which version of gcc/libobjc are you using ?