[libvirt] [PATCH python] define __GNUC_PREREQ macro before using it

[Roman Bogorodskiy]

  Doug Goldstein wrote:

> On Dec 29, 2013, at 4:52 PM, Doug Goldstein <cardoe at cardoe.com> wrote:
> > 
> > We brought over use of the __GNUC_PREREQ macro from libvirt but didn't
> > bring over the definition of it. This brings over the macro from libvirt
> > sources.
> > ---
> > libvirt-utils.h | 9 +++++++++
> > 1 file changed, 9 insertions(+)
> > 
> > diff --git a/libvirt-utils.h b/libvirt-utils.h
> > index f55be7b..add7553 100644
> > --- a/libvirt-utils.h
> > +++ b/libvirt-utils.h
> > @@ -65,6 +65,15 @@
> > # endif
> > 
> > # ifdef __GNUC__
> > +
> > +#  ifndef __GNUC_PREREQ
> > +#   if defined __GNUC__ && defined __GNUC_MINOR__
> > +#    define __GNUC_PREREQ(maj, min)                                        \
> > +    ((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min))
> > +#   else
> > +#    define __GNUC_PREREQ(maj,min) 0
> > +#   endif
> > +
> > /**
> >  * ATTRIBUTE_UNUSED:
> >  *
> > -- 
> > 1.8.3.2
> > 
> 
> Embarrassingly I didn't git add the missing #endif before I did a git commit --amend so it didn't appear here. But if this is ACK'd rest assured, I've fixed it locally. 
> 

Just for the record, this patch (with adding #endif) fixes build for me
as well.

Roman Bogorodskiy