bin/102701 - ifconfig xx0 inet6 delete always fails

[Darren Reed]

On 3/06/2012 5:11 AM, Bjoern A. Zeeb wrote:
> 
> On 2. Jun 2012, at 15:53 , Darren Reed wrote:
> 
>> Is there any reason that this patch hasn't been applied
>> to -current? I've just run into this and I can't believe
>> that it still exists, given that it falls into the "low
>> hanging fruit" category. I'll note that if it wasn't for
>> subversion, I'd be doing a commit rather than an email.
> 
>      ifconfig [-L] [-k] [-m] [-n] interface [create] address_family [address
>               [dest_address]] [parameters]
> ...
> 
> 
>      The following parameters may be set with ifconfig:
> ...
>      -alias  Remove the network address specified.  This would be used if you
>              incorrectly specified an alias, or it was no longer needed.  If
>              you have incorrectly set an NS address having the side effect of
>              specifying the host portion, removing all NS addresses will allow
>              you to respecify the host portion.
> ...
>      delete  Another name for the -alias parameter.
> 
> 
> Parameters go last as clearly stated in the beginning of the man page and
> that works well:
> 
> root at lion3:/home/test # ifconfig lo0 inet6 2001:db8:ffff::ffff/128 alias
> root at lion3:/home/test # ifconfig lo0 inet6 2001:db8:ffff::ffff/128 delete
> root at lion3:/home/test # 
> 
> 
> The fact that for inet you could give it in the beginning and other minor
> things leniently allowed have caused a lot of trouble the last years.

This also works:

ifconfig lo0 inet6 alias 2001:db8:ffff::ffff/128

... so it seems strange for delete to not also work like that.

Anyway, if the current behaviour isn't a bug and that PR won't be
fixed (or the patch won't be applied) then someone should close it
out.

Darren