From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: Don't complain about changed file when it hasn't changed Date: Tue, 30 Aug 2016 19:19:25 +0300 Message-ID: <83twe2mdpu.fsf@gnu.org> References: <83oa4bbq5b.fsf@gnu.org> <83a8funuqw.fsf@gnu.org> Reply-To: Eli Zaretskii NNTP-Posting-Host: blaine.gmane.org X-Trace: blaine.gmane.org 1472574087 17242 195.159.176.226 (30 Aug 2016 16:21:27 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Tue, 30 Aug 2016 16:21:27 +0000 (UTC) Cc: emacs-devel@gnu.org To: Stefan Monnier Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Tue Aug 30 18:21:22 2016 Return-path: Envelope-to: ged-emacs-devel@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 1belmn-0003YP-O4 for ged-emacs-devel@m.gmane.org; Tue, 30 Aug 2016 18:21:17 +0200 Original-Received: from localhost ([::1]:50090 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1belml-0004Rk-EF for ged-emacs-devel@m.gmane.org; Tue, 30 Aug 2016 12:21:15 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:51322) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bell7-0003SR-Fa for emacs-devel@gnu.org; Tue, 30 Aug 2016 12:19:34 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bell3-0001oa-8e for emacs-devel@gnu.org; Tue, 30 Aug 2016 12:19:32 -0400 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:56636) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bell3-0001oH-5X; Tue, 30 Aug 2016 12:19:29 -0400 Original-Received: from 84.94.185.246.cable.012.net.il ([84.94.185.246]:1752 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_128_CBC_SHA1:128) (Exim 4.82) (envelope-from ) id 1bell1-00062l-E8; Tue, 30 Aug 2016 12:19:27 -0400 In-reply-to: (message from Stefan Monnier on Tue, 30 Aug 2016 11:46:36 -0400) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 2001:4830:134:3::e X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.21 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" Xref: news.gmane.org gmane.emacs.devel:206957 Archived-At: > From: Stefan Monnier > Date: Tue, 30 Aug 2016 11:46:36 -0400 > > > -- Function: ask-user-about-supersession-threat filename > > This function is used to ask a user how to proceed after an attempt > > to modify an buffer visiting file FILENAME when the file is newer > > than the buffer text. Emacs detects this because the modification > > time of the file on disk is newer than the last save-time of the > > buffer. This means some other program has probably altered the > > file. > > > Some of that will no longer be accurate once we install your changes. > > Hmm... actually, this documentation is still valid, because it specifies > when the function is called (which is not changed by my patch) rather > than what the function does. We are splitting hair. The problematic place (for me) is the "modification time of the file on disk is newer", which implies that this is the only test for the detection of supersession-threat.