From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#30215: Visiting files from zip archives should not modify directory time Date: Wed, 24 Jan 2018 20:44:57 +0200 Message-ID: <83zi53m6za.fsf@gnu.org> References: <87mv157e8f.fsf@mail.linkov.net> <83h8rco7cg.fsf@gnu.org> <87tvvc8ds1.fsf@mail.linkov.net> Reply-To: Eli Zaretskii NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Trace: blaine.gmane.org 1516819470 10967 195.159.176.226 (24 Jan 2018 18:44:30 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Wed, 24 Jan 2018 18:44:30 +0000 (UTC) Cc: 30215@debbugs.gnu.org To: Juri Linkov Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Wed Jan 24 19:44:25 2018 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1eeQ1t-0001le-3P for geb-bug-gnu-emacs@m.gmane.org; Wed, 24 Jan 2018 19:44:13 +0100 Original-Received: from localhost ([::1]:38045 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eeQ3r-0007Po-Th for geb-bug-gnu-emacs@m.gmane.org; Wed, 24 Jan 2018 13:46:15 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:42113) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eeQ3i-0007OP-SJ for bug-gnu-emacs@gnu.org; Wed, 24 Jan 2018 13:46:10 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eeQ3f-0005cn-00 for bug-gnu-emacs@gnu.org; Wed, 24 Jan 2018 13:46:06 -0500 Original-Received: from debbugs.gnu.org ([208.118.235.43]:33373) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1eeQ3e-0005cS-T7 for bug-gnu-emacs@gnu.org; Wed, 24 Jan 2018 13:46:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1eeQ3e-0005kc-Ii for bug-gnu-emacs@gnu.org; Wed, 24 Jan 2018 13:46:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 24 Jan 2018 18:46:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 30215 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 30215-submit@debbugs.gnu.org id=B30215.151681951522051 (code B ref 30215); Wed, 24 Jan 2018 18:46:02 +0000 Original-Received: (at 30215) by debbugs.gnu.org; 24 Jan 2018 18:45:15 +0000 Original-Received: from localhost ([127.0.0.1]:41270 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1eeQ2t-0005jb-GI for submit@debbugs.gnu.org; Wed, 24 Jan 2018 13:45:15 -0500 Original-Received: from eggs.gnu.org ([208.118.235.92]:51007) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1eeQ2s-0005jO-6N for 30215@debbugs.gnu.org; Wed, 24 Jan 2018 13:45:14 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eeQ2j-0004Vv-0z for 30215@debbugs.gnu.org; Wed, 24 Jan 2018 13:45:08 -0500 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:53171) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eeQ2i-0004Vq-U5; Wed, 24 Jan 2018 13:45:04 -0500 Original-Received: from [176.228.60.248] (port=2900 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1eeQ2i-00063Y-BK; Wed, 24 Jan 2018 13:45:04 -0500 In-reply-to: <87tvvc8ds1.fsf@mail.linkov.net> (message from Juri Linkov on Tue, 23 Jan 2018 23:29:34 +0200) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:142469 Archived-At: > From: Juri Linkov > Cc: 30215@debbugs.gnu.org > Date: Tue, 23 Jan 2018 23:29:34 +0200 > > It modifies the time of the directory where the zip archive is located, > e.g. visiting a file inside ~/dir/file.zip modifies the time of the > directory ~/dir/ because during unzipping in that directory, arc-mode > creates a temporary backup with the file name from ‘buffer-file-truename’. > Setting ‘buffer-file-truename’ later prevents from creating this > unnecessary backup copy that modifies the directory time. If that's the problem, then I think it would be cleaner to disable creation of lock files and backup files by less subtle means -- by let-binding create-lockfiles and make-backup-files. Doing that by leaving buffer-file-truename at nil leaves the code less clear IMO, and relies on assumptions that might not hold at some future point.