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: Emacs 23 character code space Date: Wed, 26 Nov 2008 22:18:10 +0200 Message-ID: References: Reply-To: Eli Zaretskii NNTP-Posting-Host: lo.gmane.org X-Trace: ger.gmane.org 1227730701 3024 80.91.229.12 (26 Nov 2008 20:18:21 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Wed, 26 Nov 2008 20:18:21 +0000 (UTC) Cc: emacs-devel@gnu.org To: Kenichi Handa Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Wed Nov 26 21:19:24 2008 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1L5Qr4-0000d4-Q7 for ged-emacs-devel@m.gmane.org; Wed, 26 Nov 2008 21:19:23 +0100 Original-Received: from localhost ([127.0.0.1]:41227 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1L5Qpv-0007An-6c for ged-emacs-devel@m.gmane.org; Wed, 26 Nov 2008 15:18:11 -0500 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1L5Qpq-00078Z-5j for emacs-devel@gnu.org; Wed, 26 Nov 2008 15:18:06 -0500 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1L5Qpp-00077h-AZ for emacs-devel@gnu.org; Wed, 26 Nov 2008 15:18:05 -0500 Original-Received: from [199.232.76.173] (port=33038 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1L5Qpp-00077Y-71 for emacs-devel@gnu.org; Wed, 26 Nov 2008 15:18:05 -0500 Original-Received: from mtaout3.012.net.il ([84.95.2.7]:33862) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1L5Qpo-0006Du-SI for emacs-devel@gnu.org; Wed, 26 Nov 2008 15:18:05 -0500 Original-Received: from conversion-daemon.i_mtaout3.012.net.il by i_mtaout3.012.net.il (HyperSendmail v2004.12) id <0KAY00C00J1WQR00@i_mtaout3.012.net.il> for emacs-devel@gnu.org; Wed, 26 Nov 2008 22:20:08 +0200 (IST) Original-Received: from HOME-C4E4A596F7 ([77.127.156.55]) by i_mtaout3.012.net.il (HyperSendmail v2004.12) with ESMTPA id <0KAY000CXJ5J1D51@i_mtaout3.012.net.il>; Wed, 26 Nov 2008 22:20:08 +0200 (IST) In-reply-to: X-012-Sender: halo1@inter.net.il X-detected-operating-system: by monty-python.gnu.org: Solaris 9.1 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:106202 Archived-At: > From: Kenichi Handa > CC: emacs-devel@gnu.org > Date: Wed, 26 Nov 2008 13:24:09 +0900 > > > Emacs decodes a specific code point of a specific character set to > > an Emacs character. > > Here, "decode" doesn't mean "decode by a coding system". > > > Under what circumstances does this decoding happen? The only type of > > ``decoding'' I knew about until now was by decode-coding-region and > > friends, which use a coding-system to decode a byte sequence into > > Emacs characters. > > For instance, to get a glyph-code of X font, we decode a > character by a charset with that the font encodes glyph > codes. But that's not really "decoding", is it? By "decoding" we usually mean conversion _to_ the Emacs internal representation, whereas in your example, we convert _from_ the internal representation to some other. To avoid confusion, I suggest to talk about "conversion" of Emacs characters to code points of a charset. Do you agree?