From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: Use IDNA on all network connections Date: Tue, 29 Dec 2015 18:38:48 +0200 Message-ID: <83k2nxdxbb.fsf@gnu.org> References: <87wpryv7eu.fsf@gnus.org> <871ta6v3mo.fsf@gnus.org> <874mf2tklh.fsf_-_@gnus.org> <8760ziqiak.fsf@gnus.org> <87y4cep2os.fsf@gnus.org> <5681E801.8080205@cs.ucla.edu> <87mvstmxt3.fsf@gnus.org> <87io3hjx9e.fsf@gnus.org> <83mvstdyvm.fsf@gnu.org> <87ziwt5id4.fsf@gnus.org> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1451407095 30196 80.91.229.3 (29 Dec 2015 16:38:15 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 29 Dec 2015 16:38:15 +0000 (UTC) Cc: eggert@cs.ucla.edu, emacs-devel@gnu.org To: Lars Ingebrigtsen Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Tue Dec 29 17:38:10 2015 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 1aDxHi-0002wA-EC for ged-emacs-devel@m.gmane.org; Tue, 29 Dec 2015 17:38:06 +0100 Original-Received: from localhost ([::1]:49186 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aDxHh-0005Ls-Ka for ged-emacs-devel@m.gmane.org; Tue, 29 Dec 2015 11:38:05 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:60718) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aDxHb-0005Ll-Lu for emacs-devel@gnu.org; Tue, 29 Dec 2015 11:38:03 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1aDxHW-0004IQ-SY for emacs-devel@gnu.org; Tue, 29 Dec 2015 11:37:59 -0500 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:58306) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aDxHW-0004IM-P4; Tue, 29 Dec 2015 11:37:54 -0500 Original-Received: from 84.94.185.246.cable.012.net.il ([84.94.185.246]:4522 helo=HOME-C4E4A596F7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_128_CBC_SHA1:128) (Exim 4.82) (envelope-from ) id 1aDxHW-0002kg-1e; Tue, 29 Dec 2015 11:37:54 -0500 In-reply-to: <87ziwt5id4.fsf@gnus.org> (message from Lars Ingebrigtsen on Tue, 29 Dec 2015 17:28:55 +0100) 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: 2.1.14 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:197093 Archived-At: > From: Lars Ingebrigtsen > Cc: eggert@cs.ucla.edu, emacs-devel@gnu.org > Date: Tue, 29 Dec 2015 17:28:55 +0100 > > So they're saying that even if it's otherwise latin, a, say, > KATAKANA-HIRAGANA DOUBLE HYPHEN still doesn't take it out of the Highly > Restrictive class? I think so, yes. > but zero width characters in domain names? They are needed to force or prevent character composition, I guess that's the reason. Emacs displays them as a thin space, so someone with sharp enough eyes will be able to notice, I think.