From mboxrd@z Thu Jan  1 00:00:00 1970
From: erik quanstrom <quanstro@quanstro.net>
Date: Fri, 30 Jan 2015 06:13:55 -0800
To: 9fans@9fans.net
Message-ID: <36c9016b7918c302d777f1a605fc107f@brasstown.quanstro.net>
In-Reply-To: <CAHL7psEN06kE=uUPSz9WjkVLcuknXcdBsznmgTv9Wky4iSCc=w@mail.gmail.com>
References: <CAHL7psEN06kE=uUPSz9WjkVLcuknXcdBsznmgTv9Wky4iSCc=w@mail.gmail.com>
MIME-Version: 1.0
Content-Type: text/plain; charset="US-ASCII"
Content-Transfer-Encoding: 7bit
Subject: Re: [9fans] wstat and atomic directory change
Topicbox-Message-UUID: 3f072990-ead9-11e9-9d60-3106f5b1d025

> Now, since the protocol does not restrict names (even if Plan 9 does it),
> I'm wondering if setting the name to a full path starting from root could
> be used to change atomically the directory of a file (given the write
> permission on both original and target directory).
>
> Obviously I'm not referring to Plan 9 file servers (I guess this would be a
> non retrocompatbile change), but I'm considering if such interpretation
> would be wrong (according to the official specifications).
>
> A server supporting such behaviour could be considered a 9p2000 conformant
> server?

it would not be conformant.  the intro explicitly excludes slash as a valid character.
(unlike a dns zone.)  and its more detailed explinations are meant to hold for the
entire section.

but you could still do it, as long as the file servers were the same.

- erik