libanl + atexit + more

[Andreas Jaeger]

Ulrich Drepper <drepper@redhat.com> writes:

> Jakub Jelinek <jakub@redhat.com> writes:
> 
> > This one can be compiled with something like:
> > 
> > --- libc/dlfcn/modcxaatexit.c.jj	Mon Feb 26 18:41:22 2001
> > +++ libc/dlfcn/modcxaatexit.c	Tue Mar  6 16:34:53 2001
> > @@ -33,7 +33,7 @@ fluffy (void *p)
> >  void
> >  bar (void *p)
> >  {
> > -  extern void *__dso_handle;
> > +  extern void *__dso_handle __attribute__ ((__weak__));
> >    printf ("This is %s\n", __FUNCTION__);
> > -  __cxa_atexit (fluffy, p, __dso_handle);
> > +  __cxa_atexit (fluffy, p, &__dso_handle ? __dso_handle : NULL);
> 
> I've added a different patch for these.  If somebody uses a compiler
> without __dso_handle atexit() will not work as expected in the dlfcn
> tests.  Therefore we'll simply bail out.
> 
> I would prefer to completely ban using anything before gcc 2.96 but I
> think too many loosers will complain.  Let them get a broken glibc.

I don't mind if we depend on gcc 3.0 in configure as soon as it's out
- but we shouldn't enforce a pre release.  For now we have to support
2.95.x.  IMO it's ok if this test fails.

Andreas
-- 
 Andreas Jaeger
  SuSE Labs aj@suse.de
   private aj@arthur.inka.de
    http://www.suse.de/~aj