From: Jeremy Hinegardner <jeremy@...>
Date: 2009-09-05T10:24:39+09:00
Subject: Re: OSX -flat_namespace issues show up in hitimes, nokogiri and	amalgalite

On Wed, Aug 26, 2009 at 10:30:49PM +0900, Michal Suchanek wrote:
> 2009/8/24 Michal Suchanek <hramrach@centrum.cz>:
> > Hello
> >
> > Twolevel namespace is used for quite some time in fink. It 's one of
> > the remaining build system adjustments in recent ruby.
> >
> > Until now there was nothing I could point at that breaks with flat
> > namespace but twolevel namespace is the recommended linking on OS X
> > since some version like 10.2 or 10.3 and it does not seem to break
> > anything.
> >
> > Note the -Wl prefix which allows building extensions that use libtool.
> >
> > Thanks
> >
> > Michal
> >
> > --- configure.in ?? ?? ?? ??2007-04-18 12:49:43.000000000 +0200
> > +++ configure.in ?? ?? ?? ??2007-04-19 14:23:04.000000000 +0200
> > @@ -1052,7 +1052,7 @@
> > ?? ?? ?? ??rhapsody*) ?? ?? ??: ${LDSHARED='cc -dynamic -bundle -undefined suppress'}
> > ?? ?? ?? ?? ?? ?? ?? ?? ?? ?? ?? ??: ${LDFLAGS=""}
> > ?? ?? ?? ?? ?? ?? ?? ?? ?? ?? ?? ??rb_cv_dlopen=yes ;;
> > - ?? ?? ?? darwin*) ?? ?? ?? ??: ${LDSHARED='cc -dynamic -bundle -undefined
> > suppress -flat_namespace'}
> > + ?? ?? ?? darwin*) ?? ?? ?? ??: ${LDSHARED='cc -dynamic -bundle
> > -Wl,-undefined,dynamic_lookup -Wl,-multiply_defined,sup
> > press'}
> > ?? ?? ?? ?? ?? ?? ?? ?? ?? ?? ?? ??: ${LDFLAGS=""}
> > ?? ?? ?? ?? ?? ?? ?? ?? ?? ?? ?? ??: ${LIBPATHENV=DYLD_LIBRARY_PATH}
> > ?? ?? ?? ?? ?? ?? ?? ?? ?? ?? ?? ??rb_cv_dlopen=yes ;;
> >
> >
> 
> It should get fixed in 1.8.8 hopefully.
> 
> It was rejected for earlier versions for compatibility reasons.
> 
> See http://redmine.ruby-lang.org/issues/show/1991

Yup, I saw the thread on ruby-core.  thanks.

-jeremy

-- 
========================================================================
 Jeremy Hinegardner                              jeremy@hinegardner.org