From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: David Kastrup Newsgroups: gmane.emacs.devel Subject: Re: Removing rollback from VC mode - request for comment Date: Sat, 13 Dec 2014 11:45:07 +0100 Message-ID: <87388jde18.fsf@fencepost.gnu.org> References: <20141211092138.6D5F6C008E@snark.thyrsus.com> <87y4qcj2mq.fsf@mat.ucm.es> <87mw6sdetf.fsf@fencepost.gnu.org> <87tx10iya1.fsf@mat.ucm.es> <87iohgdarf.fsf@fencepost.gnu.org> <87wq5wa8s7.fsf@mat.ucm.es> <87tx0zsxq5.fsf@mat.ucm.es> <87bnn7dgwv.fsf@fencepost.gnu.org> <83h9wzrgb2.fsf@gnu.org> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1418467535 18421 80.91.229.3 (13 Dec 2014 10:45:35 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sat, 13 Dec 2014 10:45:35 +0000 (UTC) Cc: emacs-devel@gnu.org To: Eli Zaretskii Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sat Dec 13 11:45:29 2014 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 1XzkCT-0007ev-BZ for ged-emacs-devel@m.gmane.org; Sat, 13 Dec 2014 11:45:25 +0100 Original-Received: from localhost ([::1]:60824 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XzkCT-0001j2-0T for ged-emacs-devel@m.gmane.org; Sat, 13 Dec 2014 05:45:25 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:42458) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XzkCO-0001im-WD for emacs-devel@gnu.org; Sat, 13 Dec 2014 05:45:21 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1XzkCO-0007r0-0C for emacs-devel@gnu.org; Sat, 13 Dec 2014 05:45:20 -0500 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:57370) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XzkCN-0007qu-Su for emacs-devel@gnu.org; Sat, 13 Dec 2014 05:45:19 -0500 Original-Received: from localhost ([127.0.0.1]:36312 helo=lola) by fencepost.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XzkCN-0007f1-Bl; Sat, 13 Dec 2014 05:45:19 -0500 Original-Received: by lola (Postfix, from userid 1000) id 57929E0473; Sat, 13 Dec 2014 11:45:07 +0100 (CET) In-Reply-To: <83h9wzrgb2.fsf@gnu.org> (Eli Zaretskii's message of "Sat, 13 Dec 2014 12:32:17 +0200") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.0.50 (gnu/linux) X-detected-operating-system: by eggs.gnu.org: Error: Malformed IPv6 address (bad octet value). X-Received-From: 2001:4830:134:3::e 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:179988 Archived-At: Eli Zaretskii writes: >> From: David Kastrup >> Date: Sat, 13 Dec 2014 10:42:56 +0100 >> >> Maybe doing overlays reasonably efficiently (like text properties are) >> would be sort of an idea after decades. > > Why not use 'display' text properties instead? Because they are sticky? Cut&paste stuff from a TeX buffer with one encoding into one with a different encoding or into an HTML buffer, and the display will no longer correspond to the content in any meaningful way. I don't see the point in making the efficiency (or its lack of) a governing parameter in choosing between text properties and overlays. -- David Kastrup