Re: netstat and ipv6

On Fri, Jul 14, 2006 at 03:39:59PM -0700, Julian Elischer wrote:
> Gary Palmer wrote:
> 
> >On Fri, Jul 14, 2006 at 03:13:46PM -0700, Julian Elischer wrote:
> > 
> >
> >>is ther ean official way that netstat should be using to NOT try fo ipv6 
> >>stuff?
> >>
> >>
> >>%netstat -s>/dev/null
> >>Warning: sysctl(net.inet6.ip6.rip6stats): No such file or directory
> >>   
> >>
> >
> >doesn't the 
> >
> >-f inet
> >
> >parameter stop that?
> > 
> >
> 
> yeah but I shouldn't have to say that..
> It doesn't complain about the fact that appletalk isn't compiled into 
> the system..
> 
> I put forward the following patch:
> nutmeg:rjulian 33] cvs diff -u
> cvs server: Diffing .
> Index: inet6.c
> ===================================================================
> RCS file: /usr/local/cvsroot/freebsd/src/usr.bin/netstat/inet6.c,v
> retrieving revision 1.25
> diff -u -r1.25 inet6.c
> --- inet6.c     28 Jul 2004 16:03:12 -0000      1.25
> +++ inet6.c     14 Jul 2006 22:39:08 -0000
> _at__at_ -1030,7 +1030,9 _at__at_
>        mib[3] = IPV6CTL_RIP6STATS;
>        l = sizeof(rip6stat);
>        if (sysctl(mib, 4, &rip6stat, &l, NULL, 0) < 0) {
> -               perror("Warning: sysctl(net.inet6.ip6.rip6stats)");
> +               /* Just shut up if the kernel doesn't have ipv6. */
> +               if (errno != ENOENT)
> +                       perror("Warning: sysctl(net.inet6.ip6.rip6stats)");
>                return;
>        }
> 
> nutmeg:rjulian 34] pwd
> /build/master/usr/src/usr.bin/netstat
> nutmeg:rjulian 35]

That looks like the right thing to me.

-- Brooks