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.bugs Subject: bug#64420: string-width of =?UTF-8?Q?=E2=80=A6?= is 2 in CJK environments Date: Sat, 05 Aug 2023 18:01:39 +0300 Message-ID: <837cq9sfcc.fsf@gnu.org> References: <83jzuz93rh.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="33338"; mail-complaints-to="usenet@ciao.gmane.io" Cc: itaemu@gmail.com, casouri@gmail.com, 64420@debbugs.gnu.org To: dmitry@gutov.dev Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sat Aug 05 17:02:32 2023 Return-path: Envelope-to: geb-bug-gnu-emacs@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 1qSInY-0008T0-Fh for geb-bug-gnu-emacs@m.gmane-mx.org; 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Original-Received: from [87.69.77.57] (helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qSImS-0007gF-OR; Sat, 05 Aug 2023 11:01:25 -0400 In-Reply-To: <83jzuz93rh.fsf@gnu.org> (message from Eli Zaretskii on Sun, 16 Jul 2023 20:15:30 +0300) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.bugs:266788 Archived-At: > Cc: casouri@gmail.com, 64420@debbugs.gnu.org > Date: Sun, 16 Jul 2023 20:15:30 +0300 > From: Eli Zaretskii > > > From: SUNG TAE KIM > > Date: Mon, 17 Jul 2023 01:59:15 +0900 > > Cc: 64420@debbugs.gnu.org > > > > I see no issue in changing default width of ambiguous characters to > > narrow except variation selector blocks(FE00..FE0F, E0100..E01EF) and > > private-use blocks(E000..F8FF, F0000..FFFFD, 100000..10FFFD) because > > the characters in the former blocks are not standalone[1] and the > > characters of the latter blocks are reserved for 3rd-party and > > everything else seems standalone characters. > > > > [1] https://en.wikipedia.org/wiki/Variation_Selectors_(Unicode_block) > > Thanks. > > I said I intend to end at #x324F because use-cjk-char-width-table > doesn't touch ambiguous characters with higher codepoints, so they are > already narrow in Emacs, and we don't need to "fix" them. OK, this is now installed on master. We have a new user option named cjk-ambiguous-chars-are-wide; its default is t, but if set to nil, the characters proclaimed by Unicode as "ambiguous" will have char-width of 1, not 2. Note that this option should be set either via 'setopt' or the Customize interface, not via 'setq'. Let me know how well this works for you.