Re: [Pyobjc-dev] Unable to compile universal binary for non-leopard macs

[Ronald O. <ron...@ma...>]

On 3 Feb, 2008, at 8:07, Bruce Lichtenstein wrote:

> Ronald,
>
> Thanks again for the info again.
>
> I still cannot find a way to get my program compile on Leopard to run
> on Tiger. The program either crashes or gives the same error about
> being unable to find class_addIvar referenced in the _objc.so file. As
> far as I know I have made no specific calls to the class_addIvar
> method, unless objc.ivar() calls it. Is there a way for me to make a
> program that uses objc.ivar() backwards compatible?

class_addIvar shouldn't be used on Leopard, appearently the objc-core  
module isn't Tiger safe yet.  There should be a backward compatibility  
layer for the objective-C 2.0 runtime API in Modules/objc/objc-runtime- 
compat.[hm], but for some reason that isn't used in your program.

Ronald