From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Andreas Schwab Newsgroups: gmane.emacs.devel Subject: Re: vc-mode-line ancient, root-specific code for buffer-read-only Date: Wed, 19 Dec 2018 10:18:57 +0100 Message-ID: References: <999b7b9b-4c91-a517-4c65-b88998fe3b6f@cs.ucla.edu> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1545211026 4853 195.159.176.226 (19 Dec 2018 09:17:06 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Wed, 19 Dec 2018 09:17:06 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1.90 (gnu/linux) Cc: Glenn Morris , emacs-devel@gnu.org To: Paul Eggert Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Wed Dec 19 10:17:02 2018 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 1gZXyM-00015t-WC for ged-emacs-devel@m.gmane.org; Wed, 19 Dec 2018 10:16:59 +0100 Original-Received: from localhost ([::1]:58426 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gZY0T-0003R8-Nz for ged-emacs-devel@m.gmane.org; Wed, 19 Dec 2018 04:19:09 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:43256) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gZY0N-0003Qx-Hv for emacs-devel@gnu.org; Wed, 19 Dec 2018 04:19:04 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gZY0J-0001OK-It for emacs-devel@gnu.org; Wed, 19 Dec 2018 04:19:03 -0500 Original-Received: from mx2.suse.de ([195.135.220.15]:37624 helo=mx1.suse.de) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gZY0J-0001Nr-Al; Wed, 19 Dec 2018 04:18:59 -0500 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Original-Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id D37E4AF00; Wed, 19 Dec 2018 09:18:57 +0000 (UTC) X-Yow: Uh-oh -- WHY am I suddenly thinking of a VENERABLE religious leader frolicking on a FORT LAUDERDALE weekend? In-Reply-To: <999b7b9b-4c91-a517-4c65-b88998fe3b6f@cs.ucla.edu> (Paul Eggert's message of "Tue, 18 Dec 2018 22:16:50 -0800") X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x (no timestamps) [generic] [fuzzy] X-Received-From: 195.135.220.15 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:231919 Archived-At: On Dez 18 2018, Paul Eggert wrote: > On the other hand I don't follow the comment "root cannot 'write > anything'". Traditionally, root can write any file that is writable to any > user (and even some files that no other users can write to), so in that > sense roote can "write anything". A common exception is remote filesystems like NFS where the server is using root_squash. Andreas. -- Andreas Schwab, SUSE Labs, schwab@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for something completely different."