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

[Doug Goldstein]

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.