From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Miha =?UTF-8?Q?Rihtar=C5=A1i=C4=8D?= Newsgroups: gmane.emacs.bugs Subject: bug#43730: 27.1; Running (visual-line-mode 1) twice Date: Wed, 30 Sep 2020 21:02:39 +0200 Message-ID: <86eemjdr5c.fsf@miha-pc> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="39063"; mail-complaints-to="usenet@ciao.gmane.io" To: 43730@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Wed Sep 30 23:15:12 2020 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 1kNjRQ-000A0y-AR for geb-bug-gnu-emacs@m.gmane-mx.org; Wed, 30 Sep 2020 23:15:12 +0200 Original-Received: from localhost ([::1]:50668 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kNjRP-0001nk-97 for geb-bug-gnu-emacs@m.gmane-mx.org; 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Wed, 30 Sep 2020 19:00:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kamnitnik.top; s=mail; t=1601492426; bh=/mIaoeemxuupUQqtbABX3XGXNQK7kYXqVX7J0pp55fY=; h=From:To:Subject:Date:From; b=djrYNDD/GSW/hYHOaWjL7041uKXF07vuq4Vv0hk1CmF5PuVBCp5ay0Qr6GRyR7eLz Yb2fUvkWgcORZwDINo1uHaymLQL8lyn4OlWhw/zRiebPAOiolfMy4Brk231QD6czoi JnAOsdZBNI3adRro7Ozhbi27MhENNDnfDxIVQN/H8Tw+JRHjEQyxM520qyYSAKG7AO 0q/IXwoa90vP7h8w2hUwbAmPQ1oz48lTZlWgNRwbgL8Amr89IVXIs3hT8fbZ5u0ngX x19Wat37hLgREDlhOyr5db8eNVmJ7B/woqkpLdBMEphPIdHrh4i2TfENmD79pwepdH K3pBzTW+YtLUw== Received-SPF: pass client-ip=209.250.245.214; envelope-from=miha@kamnitnik.top; helo=mail.kamnitnik.top X-detected-operating-system: by eggs.gnu.org: First seen = 2020/09/30 15:00:26 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: 4 X-Spam_score: 0.4 X-Spam_bar: / X-Spam_report: (0.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FROM_SUSPICIOUS_NTLD=0.499, FROM_SUSPICIOUS_NTLD_FP=1.999, PDS_OTHER_BAD_TLD=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-Mailman-Approved-At: Wed, 30 Sep 2020 17:14:45 -0400 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" Xref: news.gmane.io gmane.emacs.bugs:189434 Archived-At: Running (visual-line-mode 1) twice is inconsistent due to variable visual-line--saved-state being set twice. A real life example, producible with emacs -Q would be to run (setq-default truncate-lines t) (add-hook 'text-mode-hook 'visual-line-mode) (add-hook 'prog-mode-hook 'visual-line-mode) and visit a buffer in mhtml-mode, which runs both text-mode-hook and prog-mode-hook. visual-line-mode sets the local value of truncate-lines to nil as expected but turning it off with M-x visual-line-mode fails to restore truncate-lines back to t, due to incorrect visual-line--saved-state. (My current work-around is to add (lambda () (unless visual-line-mode (visual-line-mode))) to the hooks.) Other minor modes relying on a '-saved-state' variable are possibly affected as well. A quick grep lead me to: refill-mode and cua-mode. In GNU Emacs 27.1 (build 1, x86_64-pc-linux-gnu, GTK+ Version 3.24.22, cairo version 1.17.3) of 2020-08-28 built on juergen Windowing system distributor 'The X.Org Foundation', version 11.0.12008000 System Description: Arch Linux Recent messages: Indenting region...done Visual-Line mode disabled in current buffer Mark saved where search started Mark set Replaced 7 occurrences Mark set [3 times] Undo Mark set Comint exited abnormally with code 1 Auto-saving... Configured using: 'configure --prefix=/usr --sysconfdir=/etc --libexecdir=/usr/lib --localstatedir=/var --with-x-toolkit=gtk3 --with-xft --with-wide-int --with-modules --with-cairo --with-harfbuzz 'CFLAGS=-march=x86-64 -mtune=generic -O2 -pipe -fno-plt' CPPFLAGS=-D_FORTIFY_SOURCE=2 LDFLAGS=-Wl,-O1,--sort-common,--as-needed,-z,relro,-z,now' Configured features: XPM JPEG TIFF GIF PNG RSVG CAIRO SOUND GPM DBUS GSETTINGS GLIB NOTIFY INOTIFY ACL GNUTLS LIBXML2 FREETYPE HARFBUZZ M17N_FLT LIBOTF ZLIB TOOLKIT_SCROLL_BARS GTK3 X11 XDBE XIM MODULES THREADS LIBSYSTEMD JSON PDUMPER LCMS2 GMP Important settings: value of $LANG: en_US.utf8 locale-coding-system: utf-8-unix Memory information: ((conses 16 852933 497311) (symbols 48 45748 2) (strings 32 245922 68759) (string-bytes 1 7871697) (vectors 16 80403) (vector-slots 8 1800671 524204) (floats 8 724 2716) (intervals 56 43104 32951) (buffers 1000 27))