Re: Question about native-objc-exceptions

[Germán Arias]

On lun, 2011-06-20 at 05:37 +0100, Richard Frith-Macdonald wrote:
> On 20 Jun 2011, at 02:50, Germán Arias wrote:
> 
> > On dom, 2011-06-19 at 06:09 +0100, Richard Frith-Macdonald wrote:
> >> On 19 Jun 2011, at 05:37, Germán Arias wrote:
> >> 
> >>> Currently I get this error when configure Emacs with GNUstep:
> >>> 
> >>> /usr/GNUstep/Local/Library/Headers/Foundation/NSException.h:42:2:
> >>> error:
> >>> #error The current setting for native-objc-exceptions does not match
> >>> that of gnustep-base ... please correct this.
> >>> 
> >>> Can I change this configuration on GCC, or I need rebuild 
> >>> gnustep-base with special configuration?
> >> 
> >> You need to reconfigure gnustep-make so that it uses the same config as 
> >> when you used it to build gnustep-base.
> >> Unless you've changed your mind and want to use a new configuration of 
> >> gnustep-make ... in which case you need to rebuild base.
> > 
> > I rebuild all. The options I used are, to Make: --with-layout=gnustep,
> > and to Base: --disable-icu. But I get the same error. I don't understand
> > this error. Mean this that GCC does not support
> > "native-objc-exceptions", but that gnustep-base can support these? (or
> > viceversa). But I'm using the same compiler to build GNUstep and Emacs.
> > So, where is the problem? Except that ./configure (in Emacs) is pointing
> > to another compiler, maybe the version I used previously (still
> > installed). But according with config.log (both, GNUstep and Emacs) the
> > compiler is 4.6.0. In emacs-devel suggest me use of
> > 
> > -fobjc-exceptions
> > 
> > I add this in CPPFLAGS, but the error persist. So I tried
> > 
> > -fobjc-std=objc1
> > 
> > without result.
> 
> When you configure gnustep-base, it records whether gnustep-make tells it to 
> use native exceptions or not ... by recording the value of 
> _NATIVE_OBJC_EXCEPTIONS in  BASE_NATIVE_OBJC_EXCEPTIONS in GSConfig.h
> 
> When you build any software suing base, the header file NSException.h checks 
> that gnustep-make is still saying that native exceptions should be used (ie 
> checking that the current value of _NATIVE_OBJC_EXCEPTIONS supplied by 
> gnustep-make is the same as the value recorded in GSConfig.h).
> 
> If you are building software without gnustep-make, you need to define 
> _NATIVE_OBJC_EXCEPTIONS appropriately.
>  

Thanks. This solve the problem :)