From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: new coding system (was: Re: prettify symbols question) Date: Mon, 23 Nov 2020 22:49:27 +0200 Message-ID: <835z5vvlwo.fsf@gnu.org> References: <834kluzkma.fsf@gnu.org> <831rgyziu3.fsf@gnu.org> <83zh3my2ls.fsf@gnu.org> <83o8k1yb0x.fsf@gnu.org> <83y2j5wio8.fsf@gnu.org> <83sg9dweps.fsf@gnu.org> <83k0upwber.fsf@gnu.org> <83r1owuicp.fsf@gnu.org> <83d00fvrkt.fsf@gnu.org> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="36209"; mail-complaints-to="usenet@ciao.gmane.io" Cc: emacs-devel@gnu.org To: "Alfred M. Szmidt" , Kenichi Handa Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Mon Nov 23 22:22:08 2020 Return-path: Envelope-to: ged-emacs-devel@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1khJHk-0009I5-68 for ged-emacs-devel@m.gmane-mx.org; Mon, 23 Nov 2020 22:22:08 +0100 Original-Received: from localhost ([::1]:59218 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1khJHj-0003Ux-7f for ged-emacs-devel@m.gmane-mx.org; Mon, 23 Nov 2020 16:22:07 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:48068) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1khImJ-0005z4-1U for emacs-devel@gnu.org; Mon, 23 Nov 2020 15:49:39 -0500 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:54422) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1khImI-0002sn-PL; Mon, 23 Nov 2020 15:49:38 -0500 Original-Received: from [176.228.60.248] (port=2055 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1khImC-0006Zq-B4; Mon, 23 Nov 2020 15:49:33 -0500 In-Reply-To: (ams@gnu.org) X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.23 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-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:259701 Archived-At: > From: "Alfred M. Szmidt" > Cc: emacs-devel@gnu.org > Date: Mon, 23 Nov 2020 15:40:24 -0500 > > If it doesn't work, we might need to bring Kenichi Handa on board of > the discussion. > > If Kenichi Handa can help, that would be very nice -- it isn't a very > important one but it would be useful for me to get this working. I've CC'ed him, let's hope he responds soon. > > As I understood it, the charmap/charset is a mapping from UCS-4 > > Unicode to whatever is on the target? > > Not UCS-4, but Unicode codepoints (which is the same thing in > practice, but just so we get our terminology right.) > > Are you sure? According to the glibc manual (and a quick glance at the > source, glibc/locale/program/charmap.c), the Unicode entry is supposed > to be a UCS-4 name. There's no difference between them. UCS-4 comes from ISO, the Unicode codepoints from the Unicode Consortium, but the values are identical. I prefer not to use UCS-4, because it's confusing nowadays. The Emacs manuals use the "Unicode codepoint" terminology.