From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: set-file-extended-attributes and backups Date: Sat, 29 Dec 2012 19:50:52 +0200 Message-ID: <834nj4lpc3.fsf@gnu.org> References: <83obhntq1m.fsf@gnu.org> <83txreow75.fsf@gnu.org> <837go0lqqp.fsf@gnu.org> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1356803460 27440 80.91.229.3 (29 Dec 2012 17:51:00 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sat, 29 Dec 2012 17:51:00 +0000 (UTC) Cc: monnier@iro.umontreal.ca, emacs-devel@gnu.org To: Michael Albinus Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sat Dec 29 18:51:16 2012 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1Tp0Z2-00022B-88 for ged-emacs-devel@m.gmane.org; Sat, 29 Dec 2012 18:51:16 +0100 Original-Received: from localhost ([::1]:46154 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Tp0Yn-0000DM-NM for ged-emacs-devel@m.gmane.org; Sat, 29 Dec 2012 12:51:01 -0500 Original-Received: from eggs.gnu.org ([208.118.235.92]:38068) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Tp0Yl-0000DC-3C for emacs-devel@gnu.org; Sat, 29 Dec 2012 12:51:00 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Tp0Yj-0003xb-B6 for emacs-devel@gnu.org; Sat, 29 Dec 2012 12:50:59 -0500 Original-Received: from mtaout22.012.net.il ([80.179.55.172]:42239) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Tp0Yj-0003xN-1H for emacs-devel@gnu.org; Sat, 29 Dec 2012 12:50:57 -0500 Original-Received: from conversion-daemon.a-mtaout22.012.net.il by a-mtaout22.012.net.il (HyperSendmail v2007.08) id <0MFS00K00ZWX4D00@a-mtaout22.012.net.il> for emacs-devel@gnu.org; Sat, 29 Dec 2012 19:50:42 +0200 (IST) Original-Received: from HOME-C4E4A596F7 ([87.69.4.28]) by a-mtaout22.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0MFT00JCI08IW590@a-mtaout22.012.net.il>; Sat, 29 Dec 2012 19:50:42 +0200 (IST) In-reply-to: <837go0lqqp.fsf@gnu.org> X-012-Sender: halo1@inter.net.il X-detected-operating-system: by eggs.gnu.org: Solaris 10 X-Received-From: 80.179.55.172 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:155999 Archived-At: > Date: Sat, 29 Dec 2012 19:20:30 +0200 > From: Eli Zaretskii > Cc: fabrice.popineau@supelec.fr, emacs-devel@gnu.org > > > From: Stefan Monnier > > Cc: fabrice.popineau@supelec.fr, emacs-devel@gnu.org > > Date: Sun, 23 Dec 2012 08:37:52 -0500 > > > > >> > + (ignore-errors > > >> > + (set-file-extended-attributes to-name extended-attributes)))) > > >> I'd use something like with-demoted-errors instead. > > > What about the race condition pointed out by Paul? Should we try > > > set-file-extended-attributes first, and fall back on set-file-modes if > > > that fails (after displaying a message)? > > > > That sounds fine, yes. > > Now done on the trunk. One side effect of these changes is that set-file-acl and set-file-selinux-context now return t when they succeeded to set the ACLs resp. SELinux context, and nil otherwise. Micheal, could you please adapt the Tramp handlers to this paradigm? Thanks.