From: Eli Zaretskii <eliz@gnu.org>
To: Glenn Morris <rgm@gnu.org>
Cc: 24714@debbugs.gnu.org
Subject: bug#24714: delete-directory race condition
Date: Mon, 17 Oct 2016 19:11:05 +0300 [thread overview]
Message-ID: <83wph7x8fa.fsf@gnu.org> (raw)
In-Reply-To: <j2twcb55xc.fsf@fencepost.gnu.org> (message from Glenn Morris on Mon, 17 Oct 2016 11:52:31 -0400)
> From: Glenn Morris <rgm@gnu.org>
> Cc: 24714@debbugs.gnu.org
> Date: Mon, 17 Oct 2016 11:52:31 -0400
>
> Eli Zaretskii wrote:
>
> >> will fail with "No such file or directory" if a file in /tmp/foo
> >> happen to be deleted by some other process in between the time that
> >> delete-directory calls directory-files and the time it calls delete-file.
> >
> > IMO, delete-directory should simply catch ENOENT errors and ignore
> > them when it deletes files and subdirectories under the "recursive"
> > option.
>
> I don't think that's enough, since a file could equally well be
> _created_ by some other process after delete-directory calls directory-files.
It will solve your use case, with files under /tmp, won't it? A
partial solution is better than no solution at all, IMO.
> Frankly I don't see how Emacs's delete-directory can work reliably as
> currently implemented.
Patches to reimplement it are also welcome.
next prev parent reply other threads:[~2016-10-17 16:11 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-10-17 2:20 bug#24714: delete-directory race condition Glenn Morris
2016-10-17 6:19 ` Eli Zaretskii
2016-10-17 15:52 ` Glenn Morris
2016-10-17 16:11 ` Eli Zaretskii [this message]
2016-10-17 17:00 ` Andreas Schwab
2016-10-18 16:50 ` Glenn Morris
2016-10-18 16:44 ` Paul Eggert
2016-10-18 16:55 ` Glenn Morris
2016-10-18 16:59 ` Glenn Morris
2016-10-19 7:23 ` Eli Zaretskii
2016-10-20 6:50 ` Paul Eggert
2016-10-21 11:53 ` Daniel Colascione
2016-10-21 12:09 ` Andreas Schwab
2016-10-21 12:10 ` Daniel Colascione
2016-10-21 12:55 ` Eli Zaretskii
2016-10-21 20:07 ` Paul Eggert
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