From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Po Lu via "Bug reports for GNU Emacs, the Swiss army knife of text editors" Newsgroups: gmane.emacs.bugs Subject: bug#61196: 30.0.50; X11 rendering of horizontal line in log-edit mode fails with some fonts Date: Wed, 01 Feb 2023 11:42:27 +0800 Message-ID: <87edraxd98.fsf@yahoo.com> References: <877cx3xg24.fsf@secretsauce.net> <87ilgmxjff.fsf@yahoo.com> <83cz6u12ft.fsf@gnu.org> Reply-To: Po Lu Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="29226"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Cc: 61196@debbugs.gnu.org, dima@secretsauce.net To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Wed Feb 01 04:43:18 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 1pN41l-0007MA-0I for geb-bug-gnu-emacs@m.gmane-mx.org; 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Hermes SMTP Server) with ESMTPA ID bd9de2c268450bd26d5c7322f9490be9; Wed, 01 Feb 2023 03:42:35 +0000 (UTC) In-Reply-To: <83cz6u12ft.fsf@gnu.org> (Eli Zaretskii's message of "Wed, 01 Feb 2023 05:37:10 +0200") X-Mailer: WebService/1.1.21123 mail.backend.jedi.jws.acl:role.jedi.acl.token.atz.jws.hermes.yahoo 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:254558 Archived-At: Eli Zaretskii writes: >> Cc: 61196@debbugs.gnu.org >> Date: Wed, 01 Feb 2023 09:29:08 +0800 >> From: Po Lu via "Bug reports for GNU Emacs, >> the Swiss army knife of text editors" >> >> When I last investigated this problem (I use the X core font backend all >> the time), it was that X fonts typically have no glyph for the newline >> character, which Emacs seems to expect. > > No, Emacs doesn't use the glyph for newline. It starts a new screen > line instead. But that requires the default face to have a valid > font, AFAIU. Well, when I made xfont_has_char and xfont_encode_char return a working glyph for newline, that started working as expected. But it's been so long that I've forgotten the details.