Re: Stack walkbacks and catching unhandled exceptions

[Richard Frith-Macdonald]

On 23 Jun 2008, at 06:02, Richard Frith-Macdonald wrote:

> On 22 Jun 2008, at 22:07, Vincent Coetzee wrote:
>
> > 1-2. When I use Objective-C on Mac OS X, the first thing I do when  
> > I start developing an Application is to install an  
> > UnhandledException handler that gives me a full stack trace when it  
> > catches an unhandled exception. I would very much like to do this  
> > on Ubuntu using Foundation (GnuStepBase) since everytime NSObject  
> > catches a doesNotUnderstandSelector my App aborts and I have to  
> > bugger around for 10 minutes with the debugger to find out the  
> > selector, class and method. I have tried installing an unhandled  
> > exception handler using the ( mostly ) undocumented functions to no  
> > avail. All the functions I install never get invoked. Does anyone  
> > know how to do this with certainty.
>
> Certainly ... to the best of my knowledge this is exactly the same  
> mechanism in gustep-base as in the Apple Foundation.
> See 
> http://www.gnustep.org/resources/documentation/Developer/Base/Reference/index.html
> This feature has always been present in base.

At present the handler is set via a macro in the released versions of  
base (though it's a function in MacOS-X).
In subversion trunk I changed that.