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: Encoding of etc/HELLO Date: Mon, 23 Apr 2018 19:12:14 +0300 Message-ID: <83h8o1x5pd.fsf@gnu.org> References: <83sh7qxb5j.fsf@gnu.org> <87po2t6gdm.fsf@gmx.de> <83muxxyijl.fsf@gnu.org> <87efj96aly.fsf@gmx.de> <83in8lxceo.fsf@gnu.org> <83o9iavu5e.fsf@gnu.org> Reply-To: Eli Zaretskii NNTP-Posting-Host: blaine.gmane.org X-Trace: blaine.gmane.org 1524499864 10723 195.159.176.226 (23 Apr 2018 16:11:04 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Mon, 23 Apr 2018 16:11:04 +0000 (UTC) Cc: emacs-devel@gnu.org To: Stefan Monnier Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Mon Apr 23 18:10:59 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 1fAe3P-0002fY-Kj for ged-emacs-devel@m.gmane.org; Mon, 23 Apr 2018 18:10:59 +0200 Original-Received: from localhost ([::1]:54316 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fAe5W-0002zH-HP for ged-emacs-devel@m.gmane.org; Mon, 23 Apr 2018 12:13:10 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:38155) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fAe4p-0002xx-2w for emacs-devel@gnu.org; Mon, 23 Apr 2018 12:12:27 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fAe4l-0003GY-1L for emacs-devel@gnu.org; Mon, 23 Apr 2018 12:12:27 -0400 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:44133) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fAe4k-0003GS-T6; Mon, 23 Apr 2018 12:12:22 -0400 Original-Received: from [176.228.60.248] (port=3784 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1fAe4k-0002Yf-9m; Mon, 23 Apr 2018 12:12:22 -0400 In-reply-to: (message from Stefan Monnier on Mon, 23 Apr 2018 11:23:39 -0400) 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:224813 Archived-At: > From: Stefan Monnier > Date: Mon, 23 Apr 2018 11:23:39 -0400 > > >> But along the way they discovered that it's sometimes difficult to > >> decide whether two "things" should be consider as one and the same > >> character or not. They ended up with a set of "rules" to make those > >> decisions, but it's not nearly as simple as "each character has one and > >> only one encoding". > > Not sure what you allude to here. > > For example the fact that some CJK characters should be displayed > differently depending on whether they're part of a C text, or a J text, > or a K text, so are they really "one and the same character"? This situation existed before Unicode. Unicode tries to overcome it; thus "Han unification".