From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Stefan Kangas Newsgroups: gmane.emacs.bugs Subject: bug#57693: 29.0.50; Is there a more reliable version of `char-displayable-p'? Date: Fri, 17 Feb 2023 14:31:49 -0800 Message-ID: References: <87v8pw1xyo.fsf@localhost> <83a678d5w6.fsf@gnu.org> <878rmr25tk.fsf@localhost> <83czc3bvbg.fsf@gnu.org> <87y1urybt6.fsf@localhost> <837d2bbr2s.fsf@gnu.org> <87edwjy77h.fsf@localhost> <831qsjboy0.fsf@gnu.org> <87v8puw945.fsf@localhost> <838rmq9rfr.fsf@gnu.org> <837d2a9qcu.fsf@gnu.org> <875yhtw3ed.fsf@localhost> <831qmo146g.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="33848"; mail-complaints-to="usenet@ciao.gmane.io" Cc: yantar92@gmail.com, 57693@debbugs.gnu.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Fri Feb 17 23:32:31 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 1pT9HK-0008cC-6J for geb-bug-gnu-emacs@m.gmane-mx.org; 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Fri, 17 Feb 2023 14:31:49 -0800 In-Reply-To: <831qmo146g.fsf@gnu.org> X-Hashcash: 1:20:230217:yantar92@gmail.com::wSg/0s+XJ+Wr2P8p:7jlq 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:255907 Archived-At: Eli Zaretskii writes: > Something like what? If you want to suggest some specific function, > please show the proposed code, and let's take it from there. > Otherwise, this bug discussion was long and considered several issues, > and it is hard to know what you have in mind. The code is here: https://debbugs.gnu.org/cgi/bugreport.cgi?bug=3D57693#71 >> I can see a need for it in many more places. For example, I'm looking >> into improving the header-line-format in calc-mode with some Unicode >> characters instead of a simple en dash (i.e. "=E2=80=92" instead of "-")= . > > And what is the problem with using char-displayable-p in that case? My concern is that `char-displayable-p' will return t even if the character is not displayable.