Date: Thu, 29 Sep 2005 16:15:24 -0700 From: Brooks Davis <brooks@one-eyed-alien.net> To: Fredrik Lindberg <fli+freebsd-current@shapeshifter.se> Cc: Yar Tikhiy <yar@comp.chem.msu.su>, freebsd-current@freebsd.org Subject: Re: "ifconfig -vlandev" syntax Message-ID: <20050929231524.GB18164@odin.ac.hmc.edu> In-Reply-To: <433C14EE.6010105@shapeshifter.se> References: <20050922104104.GA13539@comp.chem.msu.su> <20050925213741.GG15981@odin.ac.hmc.edu> <20050928110413.GE86457@comp.chem.msu.su> <433C14EE.6010105@shapeshifter.se>
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--JP+T4n/bALQSJXh8 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Sep 29, 2005 at 06:23:10PM +0200, Fredrik Lindberg wrote: > Yar Tikhiy wrote: > >On Sun, Sep 25, 2005 at 02:37:41PM -0700, Brooks Davis wrote: > > > >>On Thu, Sep 22, 2005 at 02:41:05PM +0400, Yar Tikhiy wrote: > >> > >>>As our ifconfig(8) is growing more options for special interface > >>>types, inconsistencies sneak into their syntax. In particular, > >>>-vlandev takes a useless argument (vlan(4) cannot attach to more > >>>than one parent anyway) while, e.g., -carpdev doesn't need one. > >>>Personally, I like the latter since having to type unneeded words > >>>on the command line annoys me. Do you think that making -vlandev > >>>need no arguments in CURRENT would break many existing things? > >> > >>I agree the argument is useless. Unfortunatly, it's going to be hard to > >>deprecate the old syntax so we may need to keep it around. > > > > > >Alas, there doesn't seem to exist an easy way to support both > >syntaxes in the ifconfig(8) parameter parser. Perhaps we can > >survive the pain of syntax change in CURRENT only, with a > >heads-up message sent, release notes updated, etc? I wonder > >if many people use "ifconfig -vlandev XXX" in automated tools. > > >=20 > Why not use something simple such as the following (maybe even > without that printf(). >=20 > root@genesis> ./ifconfig vlan0 create > root@genesis> ./ifconfig vlan0 vlan 1 vlandev em0 > root@genesis> ./ifconfig vlan0 -vlandev > root@genesis> ./ifconfig vlan0 vlan 1 vlandev em0 > root@genesis> ./ifconfig vlan0 -vlandev em0 > Passing interface to -vlandev is deprecated. Excellent, this is the perfect solution. Let's get something like this committed and MFC'd so it goes out in 6.0. -- Brooks --=20 Any statement of the form "X is the one, true Y" is FALSE. PGP fingerprint 655D 519C 26A7 82E7 2529 9BF0 5D8E 8BE9 F238 1AD4 --JP+T4n/bALQSJXh8 Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.1 (GNU/Linux) iD8DBQFDPHWLXY6L6fI4GtQRAn+4AKDJ9byenOFmFmFHXF7ImOcwcBb9FQCfYia5 8FVxeXTnhixLmFSf8fCI9s4= =9Kmv -----END PGP SIGNATURE----- --JP+T4n/bALQSJXh8--
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