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: [Emacs-diffs] master fd8f724: * src/xdisp.c (overlay_arrows_changed_p): Fix last change. Date: Fri, 03 Mar 2017 10:13:03 +0200 Message-ID: <838tomn5gw.fsf@gnu.org> References: <83y3wqnvol.fsf@gnu.org> <83tw7enq58.fsf@gnu.org> <83r32inna5.fsf@gnu.org> <83bmtlnd4l.fsf@gnu.org> <83mvd3mzus.fsf@gnu.org> Reply-To: Eli Zaretskii NNTP-Posting-Host: blaine.gmane.org X-Trace: blaine.gmane.org 1488528816 4169 195.159.176.226 (3 Mar 2017 08:13:36 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Fri, 3 Mar 2017 08:13:36 +0000 (UTC) Cc: emacs-devel@gnu.org To: Stefan Monnier Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Fri Mar 03 09:13:31 2017 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 1cjiL9-0000CN-I2 for ged-emacs-devel@m.gmane.org; Fri, 03 Mar 2017 09:13:27 +0100 Original-Received: from localhost ([::1]:56662 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cjiLF-0000z6-J4 for ged-emacs-devel@m.gmane.org; Fri, 03 Mar 2017 03:13:33 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:38988) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cjiL5-0000xh-FG for emacs-devel@gnu.org; Fri, 03 Mar 2017 03:13:24 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cjiL2-0006C3-4W for emacs-devel@gnu.org; Fri, 03 Mar 2017 03:13:23 -0500 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:40407) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cjiL2-0006By-1D; Fri, 03 Mar 2017 03:13:20 -0500 Original-Received: from 84.94.185.246.cable.012.net.il ([84.94.185.246]:2494 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1cjiL1-000400-3z; Fri, 03 Mar 2017 03:13:19 -0500 In-reply-to: (message from Stefan Monnier on Thu, 02 Mar 2017 13:29:23 -0500) 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:212732 Archived-At: > From: Stefan Monnier > Date: Thu, 02 Mar 2017 13:29:23 -0500 > Cc: emacs-devel@gnu.org > > > I don't think this is all there is to it, because this stuff was > > specifically designed to support buffer-local values of overlay-arrow > > related variables. You will find a long discussion in Mar 2005 which > > led to this; that discussion ended by all the interested parties > > declaring a victory, i.e. that it was then possible to have more than > > one overlay-arrow by using several distinct buffer-local values. > > (Months later the ELisp manual was updated to say that it's okay to > > use buffer-local values for these variables.) > > I don't think the overlay_arrows_changed_p machinery was adapted > correspondingly, tho. Actually, looking at diffs around 2005, I don't > see many related changes at all. I haven't found that discussion yet, That discussion starts here: http://lists.gnu.org/archive/html/emacs-pretest-bug/2005-03/msg00380.html