[ovs-dev] [PATCH] netlink-protocol: Define missing symbols.

[Jesse Gross]

On Thu, Sep 1, 2011 at 7:53 PM, Ethan Jackson <ethan at nicira.com> wrote:
> OVS fails to build with xenddk-56100build3926 because it has an
> outdated genetlink header.
> ---
>  lib/netlink-protocol.h |   11 +++++++++++
>  1 files changed, 11 insertions(+), 0 deletions(-)
>
> diff --git a/lib/netlink-protocol.h b/lib/netlink-protocol.h
> index 1b5fa71..6a3b92d 100644
> --- a/lib/netlink-protocol.h
> +++ b/lib/netlink-protocol.h
> @@ -36,6 +36,17 @@
>  #ifdef HAVE_NETLINK
>  #include <linux/netlink.h>
>  #include <linux/genetlink.h>
> +
> +/* Some Xenddks have an outdated genetlink header file which doesn't have some
> + * symbols it should. */
> +#ifndef CTRL_ATTR_MCAST_GROUP_MAX
> +#define CTRL_ATTR_MCAST_GRP_NAME 1
> +#define CTRL_ATTR_MCAST_GRP_ID 2
> +#define CTRL_ATTR_MCAST_GROUPS 7
> +#undef CTRL_ATTR_MAX
> +#define CTRL_ATTR_MAX 7
> +#endif /* CTRL_ATTR_MCAST_GROUP_MAX */

I would probably just drop in the entire CTRL_ATTR_MCAST_* enum and
define but this should work as well.