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Re: [Hurd-NG] Error in dir_rename pseudo-code
From: |
Marcus Brinkmann |
Subject: |
Re: [Hurd-NG] Error in dir_rename pseudo-code |
Date: |
Wed, 26 Apr 2006 20:58:31 +0200 |
User-agent: |
Wanderlust/2.14.0 (Africa) SEMI/1.14.6 (Maruoka) FLIM/1.14.7 (Sanjō) APEL/10.6 Emacs/21.4 (i486-pc-linux-gnu) MULE/5.0 (SAKAKI) |
At Wed, 26 Apr 2006 17:26:09 +0200,
Pierre THIERRY <address@hidden> wrote:
>
> [1 <multipart/signed (7bit)>]
> [1.1 <text/plain; us-ascii (quoted-printable)>]
> Scribit Marcus Brinkmann dies 26/04/2006 hora 14:51:
> > This only checks for exact identity. But a server may give out
> > different capabiilities to the same directory, notably if they convey
> > permissions.
>
> Oh shit, I forgot. Would it be unsafe to unlink first?
Hell, no ;) This opens up a race that was the reason for Unix to
introduce rename() in the first place, back in the stone age.
Thanks,
Marcus