From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Paul Eggert Newsgroups: gmane.emacs.devel Subject: Re: Predicate for true lists Date: Sun, 8 Jul 2018 10:47:30 -0700 Organization: UCLA Computer Science Department Message-ID: <780b0651-a187-1052-d6d1-f1932763238e@cs.ucla.edu> References: <87fu3vdjjk.fsf@tcd.ie> <87bmcqhhsf.fsf@tcd.ie> <87in6xgtpb.fsf@tcd.ie> <2af892df-26cb-60b2-4fd8-067fcb3d32e9@cs.ucla.edu> <87r2kh9uwx.fsf@tcd.ie> <83h8lcnbxb.fsf@gnu.org> <6fc589d1-2c21-3e9b-be47-b7700f61642d@cs.ucla.edu> <831scflefs.fsf@gnu.org> <5d0d79d3-6291-fbf0-1028-064f86787483@cs.ucla.edu> <837em7jrag.fsf@gnu.org> <87k1q7ytmr.fsf@tcd.ie> <83o9fjhvnk.fsf@gnu.org> <87efgfyomt.fsf@tcd.ie> <83k1q7ht51.fsf@gnu.org> <17d4bfb6-4c14-901f-716f-4aa50386eb9d@cs.ucla.edu> <6a48d13f-9d6b-f9a6-3b41-6ea0c8294d81@cs.ucla.edu> <3a8f5e42-99fd-4814-bbaf-de6f11866492@default> <194e1b99-dd46-0a72-c0e5-f88f1b0d65c2@cs.ucla.edu> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit X-Trace: blaine.gmane.org 1531071939 17385 195.159.176.226 (8 Jul 2018 17:45:39 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sun, 8 Jul 2018 17:45:39 +0000 (UTC) User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.8.0 Cc: emacs-devel@gnu.org To: Drew Adams , Eli Zaretskii , "Basil L. Contovounesios" Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sun Jul 08 19:45:34 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 1fcDkc-0004OB-7S for ged-emacs-devel@m.gmane.org; Sun, 08 Jul 2018 19:45:34 +0200 Original-Received: from localhost ([::1]:37745 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fcDmj-00055m-3u for ged-emacs-devel@m.gmane.org; Sun, 08 Jul 2018 13:47:45 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:60346) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fcDmc-00055f-ME for emacs-devel@gnu.org; Sun, 08 Jul 2018 13:47:39 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fcDmb-0006lQ-RV for emacs-devel@gnu.org; Sun, 08 Jul 2018 13:47:38 -0400 Original-Received: from zimbra.cs.ucla.edu ([131.179.128.68]:38162) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1fcDmX-0006i6-TT; Sun, 08 Jul 2018 13:47:34 -0400 Original-Received: from localhost (localhost [127.0.0.1]) by zimbra.cs.ucla.edu (Postfix) with ESMTP id C2AE71605B0; Sun, 8 Jul 2018 10:47:31 -0700 (PDT) Original-Received: from zimbra.cs.ucla.edu ([127.0.0.1]) by localhost (zimbra.cs.ucla.edu [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id mEMVz80a-gEG; Sun, 8 Jul 2018 10:47:31 -0700 (PDT) Original-Received: from localhost (localhost [127.0.0.1]) by zimbra.cs.ucla.edu (Postfix) with ESMTP id 1335516060E; Sun, 8 Jul 2018 10:47:31 -0700 (PDT) X-Virus-Scanned: amavisd-new at zimbra.cs.ucla.edu Original-Received: from zimbra.cs.ucla.edu ([127.0.0.1]) by localhost (zimbra.cs.ucla.edu [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id DF4hrQxmPIVU; Sun, 8 Jul 2018 10:47:30 -0700 (PDT) Original-Received: from [192.168.1.9] (unknown [47.154.30.119]) by zimbra.cs.ucla.edu (Postfix) with ESMTPSA id AA32C1605B0; Sun, 8 Jul 2018 10:47:30 -0700 (PDT) Openpgp: preference=signencrypt Autocrypt: addr=eggert@cs.ucla.edu; prefer-encrypt=mutual; keydata= xsFNBEyAcmQBEADAAyH2xoTu7ppG5D3a8FMZEon74dCvc4+q1XA2J2tBy2pwaTqfhpxxdGA9 Jj50UJ3PD4bSUEgN8tLZ0san47l5XTAFLi2456ciSl5m8sKaHlGdt9XmAAtmXqeZVIYX/UFS 96fDzf4xhEmm/y7LbYEPQdUdxu47xA5KhTYp5bltF3WYDz1Ygd7gx07Auwp7iw7eNvnoDTAl KAl8KYDZzbDNCQGEbpY3efZIvPdeI+FWQN4W+kghy+P6au6PrIIhYraeua7XDdb2LS1en3Ss mE3QjqfRqI/A2ue8JMwsvXe/WK38Ezs6x74iTaqI3AFH6ilAhDqpMnd/msSESNFt76DiO1ZK QMr9amVPknjfPmJISqdhgB1DlEdw34sROf6V8mZw0xfqT6PKE46LcFefzs0kbg4GORf8vjG2 Sf1tk5eU8MBiyN/bZ03bKNjNYMpODDQQwuP84kYLkX2wBxxMAhBxwbDVZudzxDZJ1C2VXujC OJVxq2kljBM9ETYuUGqd75AW2LXrLw6+MuIsHFAYAgRr7+KcwDgBAfwhPBYX34nSSiHlmLC+ KaHLeCLF5ZI2vKm3HEeCTtlOg7xZEONgwzL+fdKo+D6SoC8RRxJKs8a3sVfI4t6CnrQzvJbB n6gxdgCu5i29J1QCYrCYvql2UyFPAK+do99/1jOXT4m2836j1wARAQABzSBQYXVsIEVnZ2Vy dCA8ZWdnZXJ0QGNzLnVjbGEuZWR1PsLBfgQTAQIAKAUCTIByZAIbAwUJEswDAAYLCQgHAwIG FQgCCQoLBBYCAwECH In-Reply-To: Content-Language: en-US X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [fuzzy] X-Received-From: 131.179.128.68 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:227118 Archived-At: Drew Adams wrote: > By your reasoning, > backward compatibility is a legalistic thing that > depends on doc, not behavior. I certainly didn't intend any such thing. Still, I'm afraid that we'll have to continue to disagree about what notions of compatibility are more useful, and about what kind of documentation is more useful. The Emacs documentation mostly follows the guidelines I'm suggesting, thank goodness.