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: Make Message more RFC compliant Date: Sat, 14 Apr 2018 16:27:55 +0300 Message-ID: <83lgdp5350.fsf@gnu.org> References: <87po32yeyy.fsf@mouse.gnus.org> <83tvse47lu.fsf@gnu.org> <87po32j5x1.fsf@mouse.gnus.org> Reply-To: Eli Zaretskii NNTP-Posting-Host: blaine.gmane.org X-Trace: blaine.gmane.org 1523712372 12409 195.159.176.226 (14 Apr 2018 13:26:12 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sat, 14 Apr 2018 13:26:12 +0000 (UTC) Cc: emacs-devel@gnu.org To: Lars Ingebrigtsen Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sat Apr 14 15:26:08 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 1f7LBw-000377-2E for ged-emacs-devel@m.gmane.org; Sat, 14 Apr 2018 15:26:08 +0200 Original-Received: from localhost ([::1]:35125 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1f7LE2-00078F-Hg for ged-emacs-devel@m.gmane.org; Sat, 14 Apr 2018 09:28:18 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:44240) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1f7LDk-00073x-7y for emacs-devel@gnu.org; Sat, 14 Apr 2018 09:28:04 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1f7LDg-00039H-0l for emacs-devel@gnu.org; Sat, 14 Apr 2018 09:28:00 -0400 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:49711) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1f7LDf-00039B-T3; Sat, 14 Apr 2018 09:27:55 -0400 Original-Received: from [176.228.60.248] (port=1469 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1f7LDf-0004hK-2C; Sat, 14 Apr 2018 09:27:55 -0400 In-reply-to: <87po32j5x1.fsf@mouse.gnus.org> (message from Lars Ingebrigtsen on Sat, 14 Apr 2018 15:04:10 +0200) 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:224589 Archived-At: > From: Lars Ingebrigtsen > Cc: emacs-devel@gnu.org > Date: Sat, 14 Apr 2018 15:04:10 +0200 > > Eli Zaretskii writes: > > > I don't understand why we need to remove the support code. Making the > > variable obsolete is OK, but if there's someone out there whose bad > > habits die hard, or who needs to communicate with some weirdo mail > > software that requires this obsolete format, why not let them do it? > > > > Or am I missing something? > > Well, sending emails with the old format is now apparently in violation > ("SHOULD") of the relevant RFCs, and I think Emacs should be > standards-compliant when talking to other systems, and not generate > invalid emails. Sorry, I'm not convinced. If the user insists on using deprecated features, I see no reason to prevent them just because some RFC says SHOULD. Our defaults should not generate invalid or frowned-upon headers, but that and the obsolescence of the variable is more than enough for us to be OK with the standards.