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Re: exec server and /dev/fd/N
From: |
olafBuddenhagen |
Subject: |
Re: exec server and /dev/fd/N |
Date: |
Sat, 29 May 2010 15:04:28 +0200 |
User-agent: |
Mutt/1.5.19 (2009-01-05) |
Hi,
On Wed, May 26, 2010 at 04:45:12PM +0200, Carl Fredrik Hammar wrote:
> > On 26/05/10 09:32, olafBuddenhagen@gmx.net wrote:
> > > IIRC my major concern with this approach was that this way, the
> > > original task has to guess what file name will be valid in the new
> > > task's context... I don't remember though what my conclusion was
> > > regarding this being better or worse than doing the guessing in
> > > exec :-(
> But since exec still checks that the identity ports are the same and
> falls back to using a "/dev/fd/N" path (to a new FD) in that case, it
> is almost impossible to end up with the wrong file.
Hm, good point... A situation where the new task runs in a different
name space *and* needs a "real" filename, is not terribly likely...
-antrik-
Re: exec server and /dev/fd/N, olafBuddenhagen, 2010/05/26