Re: opengroupware and gnustpe-base WAS: [OGo-Developer]gsmake2 branch segmentation fault

[Sebastian Reitenbach]

Helge Hess <helge.hess@opengroupware.org> wrote: 
> On 19.02.2008, at 08:50, David Ayers wrote:
> > Helge Hess schrieb:
> >> On 18.02.2008, at 10:44, Richard Frith-Macdonald wrote:
> >>> On 18 Feb 2008, at 09:01, Sebastian Reitenbach wrote:
> >>>> However, OGo, on Linux, *BSD usually compiled against libFoundation
> >> Just for completeness: I usually compile/develop against Cocoa, and  
> >> it works just fine there too.
> > Just for the record, -base poisons the class_pointer (isa) in  
> > NSDeallocateObject by default where as Foundation doesn't (at least  
> > older implementations of Foundation don't).  Therefore double  
> > releases could more likely go by unnoticed in Cocoa.
> 
> 
> Interesting.
> 
> Anyways, I think a generic double release is rather unlikely (after  
> all it works with lF _and_ Cocoa, and we did a lot of memory debugging  
> over the years). Not impossible, but unlikely.
>  From a rough feeling I guess GDL1 somehow modifies retain/release  
> stuff to do certain things (uniquers, faults). Maybe that doesn't work  
> properly with gstep-base (eg a retain count doesn't properly get  
> transferred when a fault is resolved or sth like that).
Isn't SOGo using these things too, at least is is compiled against sope too.
Or is SOGo using the gdl2 from gnustep base?

Sebastian



> 
> Greets,
>    Helge
> -- 
> Helge Hess
> http://www.helgehess.eu/
> 
> 
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