From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.devel Subject: Re: master daea9b3 1/2: Read mailcaps again only when necessary Date: Mon, 01 Nov 2021 17:07:12 -0400 Message-ID: References: <20211101135344.25800.81476@vcs0.savannah.gnu.org> <20211101135346.2EBEB20B72@vcs0.savannah.gnu.org> <87tugvrerf.fsf@gnus.org> <83sfwflrox.fsf@gnu.org> <87fssfrdul.fsf@gnus.org> <83o873lrg2.fsf@gnu.org> <8735ofrdhz.fsf@gnus.org> <83lf27lp5p.fsf@gnu.org> <83h7cvln71.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="40523"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) Cc: larsi@gnus.org, gregory@heytings.org, emacs-devel@gnu.org To: Eli Zaretskii Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Mon Nov 01 22:11:53 2021 Return-path: Envelope-to: ged-emacs-devel@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mheat-000ALm-WF for ged-emacs-devel@m.gmane-mx.org; Mon, 01 Nov 2021 22:11:52 +0100 Original-Received: from localhost ([::1]:54860 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mheat-0006XN-2n for ged-emacs-devel@m.gmane-mx.org; Mon, 01 Nov 2021 17:11:51 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:37418) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mheWY-00034B-4p for emacs-devel@gnu.org; Mon, 01 Nov 2021 17:07:29 -0400 Original-Received: from mailscanner.iro.umontreal.ca ([132.204.25.50]:51695) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mheWU-0005Cg-Dd; Mon, 01 Nov 2021 17:07:20 -0400 Original-Received: from pmg1.iro.umontreal.ca (localhost.localdomain [127.0.0.1]) by pmg1.iro.umontreal.ca (Proxmox) with ESMTP id 2CEF0100392; Mon, 1 Nov 2021 17:07:15 -0400 (EDT) Original-Received: from mail01.iro.umontreal.ca (unknown [172.31.2.1]) by pmg1.iro.umontreal.ca (Proxmox) with ESMTP id A90611002CE; Mon, 1 Nov 2021 17:07:13 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=iro.umontreal.ca; s=mail; t=1635800833; bh=5hqmJYmVaLQP1sdEwb+wDMUZCVA8vekPai28y6DkyNY=; h=From:To:Cc:Subject:References:Date:In-Reply-To:From; b=lan/fyGrKUMhiAeZYY4rMr+LaxnLKPI0UhBC8pBhdsDH3cSYIl+eSkVVosMWSChof FYrkLWjd4x3IdhhSP9W0QJT9QLFOpUYei/nYE71KIf+qzu2jRNf778/fW24XvYFIgM EQRpqlDcfkWnI/+Yof3gbyASXyZKUpYa8klOjCaoUJ8BxkgG2vYrCj44gzlD26UA5G CiEJ+i1GQUVGrZHQz2Y0NNa9rv00fB/2KfFapGHvrYVK/+ihczDeh9yqgg6rVpfTUP Gr+mOeUxlgF2aT3ih0YcA/+ZJin1sNKSGh0HfdQpV12b4jhxDxX2Ao2ImgW26qFMsE 9fZDm3ezfx9AQ== Original-Received: from ceviche (unknown [45.72.241.23]) by mail01.iro.umontreal.ca (Postfix) with ESMTPSA id 6F24812058B; Mon, 1 Nov 2021 17:07:13 -0400 (EDT) In-Reply-To: <83h7cvln71.fsf@gnu.org> (Eli Zaretskii's message of "Mon, 01 Nov 2021 20:56:18 +0200") Received-SPF: pass client-ip=132.204.25.50; envelope-from=monnier@iro.umontreal.ca; helo=mailscanner.iro.umontreal.ca X-Spam_score_int: -42 X-Spam_score: -4.3 X-Spam_bar: ---- X-Spam_report: (-4.3 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 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-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:278436 Archived-At: > That's why I think we should also record the size and the inode, and > we probably should do that before taking file-truename. The latter is > just for recording. There's a case to be made to just store most of the output of `file-attributes`, indeed, instead of just the modification time. > Of course, the situation you described is also highly improbable: why > should the same program care about two files in exactly that sequence > as to make your point for you? What are the chances of that? Maybe it's highly unlikely, indeed. But I don't see what's the benefit of calling `file-truename`: I know it makes it slower and introduces an (unlikely) broken corner case, but what's the upside? Stefan