From debbugs-submit-bounces@debbugs.gnu.org Wed Jan 17 09:32:24 2024 Received: (at submit) by debbugs.gnu.org; 17 Jan 2024 14:32:24 +0000 Received: from localhost ([127.0.0.1]:51175 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1rQ6xr-0003FV-G8 for submit@debbugs.gnu.org; Wed, 17 Jan 2024 09:32:24 -0500 Received: from lists.gnu.org ([2001:470:142::17]:37850) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1rQ6xp-0003FD-5q for submit@debbugs.gnu.org; Wed, 17 Jan 2024 09:32:22 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rQ6xe-0001Gr-JX for bug-gnu-emacs@gnu.org; Wed, 17 Jan 2024 09:32:11 -0500 Received: from joooj.vinc17.net ([155.133.131.76]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rQ6xc-0006YM-H1 for bug-gnu-emacs@gnu.org; Wed, 17 Jan 2024 09:32:10 -0500 Received: from smtp-qaa.vinc17.net (135.197.67.86.rev.sfr.net [86.67.197.135]) by joooj.vinc17.net (Postfix) with ESMTPSA id 5707D80F; Wed, 17 Jan 2024 15:32:05 +0100 (CET) Received: by qaa.vinc17.org (Postfix, from userid 1000) id 13C47CA00B4; Wed, 17 Jan 2024 15:32:05 +0100 (CET) From: Vincent Lefevre To: bug-gnu-emacs@gnu.org Subject: 29.1; garbage inserted in the buffer when starting Emacs in xterm Date: Wed, 17 Jan 2024 15:32:04 +0100 Message-ID: <87wms8uj2z.fsf@vinc17.net> MIME-Version: 1.0 Content-Type: text/plain Received-SPF: none client-ip=155.133.131.76; envelope-from=vincent@vinc17.net; helo=joooj.vinc17.net X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_NONE=0.001, SPF_NONE=0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-Spam-Score: -0.0 (/) X-Debbugs-Envelope-To: submit Cc: Vincent Lefevre X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -1.0 (-) 1. Create a large file "foo", e.g. with echo `seq 10000000` > foo 2. In an xterm, connect to the machine via ssh (AFAIK to introduce a delay in the transmissions). 3. Type (without ): /usr/bin/emacs -nw -Q --eval="(setq large-file-warning-threshold 100000000)" foo 4. Type twice very quickly. I sometimes get garbage near the beginning of the buffer, after a blank line (due to ): 11;rgb:0000/0000/00001 2 3 4 5 6 7 8 [...] I could reproduce this bug in Debian/stable (emacs-nox 1:28.2+1-15), Debian/unstable (emacs-gtk 1:29.1+1-5), and Android with Termux (GNU Emacs 29.1). Without -Q, the bug occurs more easily: no need to be particularly fast (I get it with to validate the command + or ), and the file may be smaller. In GNU Emacs 29.1 (build 1, x86_64-pc-linux-gnu, GTK+ Version 3.24.38, cairo version 1.16.0) of 2023-08-30, modified by Debian built on x86-csail-01 System Description: Debian GNU/Linux trixie/sid Configured using: 'configure --build x86_64-linux-gnu --prefix=/usr --sharedstatedir=/var/lib --libexecdir=/usr/libexec --localstatedir=/var/lib --infodir=/usr/share/info --mandir=/usr/share/man --with-libsystemd --with-pop=yes --enable-locallisppath=/etc/emacs:/usr/local/share/emacs/29.1/site-lisp:/usr/local/share/emacs/site-lisp:/usr/share/emacs/29.1/site-lisp:/usr/share/emacs/site-lisp --with-sound=alsa --without-gconf --with-mailutils --with-native-compilation --build x86_64-linux-gnu --prefix=/usr --sharedstatedir=/var/lib --libexecdir=/usr/libexec --localstatedir=/var/lib --infodir=/usr/share/info --mandir=/usr/share/man --with-libsystemd --with-pop=yes --enable-locallisppath=/etc/emacs:/usr/local/share/emacs/29.1/site-lisp:/usr/local/share/emacs/site-lisp:/usr/share/emacs/29.1/site-lisp:/usr/share/emacs/site-lisp --with-sound=alsa --without-gconf --with-mailutils --with-native-compilation --with-cairo --with-x=yes --with-x-toolkit=gtk3 --with-toolkit-scroll-bars 'CFLAGS=-g -O2 -ffile-prefix-map=/build/reproducible-path/emacs-29.1+1=. -fstack-protector-strong -Wformat -Werror=format-security -Wall' 'CPPFLAGS=-Wdate-time -D_FORTIFY_SOURCE=2' LDFLAGS=-Wl,-z,relro' Configured features: ACL CAIRO DBUS FREETYPE GIF GLIB GMP GNUTLS GPM GSETTINGS HARFBUZZ JPEG JSON LCMS2 LIBOTF LIBSELINUX LIBSYSTEMD LIBXML2 M17N_FLT MODULES NATIVE_COMP NOTIFY INOTIFY PDUMPER PNG RSVG SECCOMP SOUND SQLITE3 THREADS TIFF TOOLKIT_SCROLL_BARS TREE_SITTER WEBP X11 XDBE XIM XINPUT2 XPM GTK3 ZLIB Important settings: value of $LC_COLLATE: POSIX value of $LC_CTYPE: C.UTF-8 value of $LC_TIME: en_DK.utf8 value of $LANG: C.UTF-8 locale-coding-system: utf-8-unix Major mode: Fundamental Minor modes in effect: tooltip-mode: t global-eldoc-mode: t show-paren-mode: t electric-indent-mode: t mouse-wheel-mode: t tool-bar-mode: t menu-bar-mode: t file-name-shadow-mode: t global-font-lock-mode: t font-lock-mode: t blink-cursor-mode: t line-number-mode: t indent-tabs-mode: t transient-mark-mode: t auto-composition-mode: t auto-encryption-mode: t auto-compression-mode: t Load-path shadows: None found. Features: (shadow sort mail-extr emacsbug message mailcap yank-media puny dired dired-loaddefs rfc822 mml mml-sec password-cache epa derived epg rfc6068 epg-config gnus-util text-property-search time-date mm-decode mm-bodies mm-encode mail-parse rfc2231 mailabbrev gmm-utils mailheader cl-loaddefs comp comp-cstr warnings icons subr-x rx cl-seq cl-macs cl-extra help-mode cl-lib sendmail rfc2047 rfc2045 ietf-drums mm-util mail-prsvr mail-utils term/xterm xterm byte-opt gv bytecomp byte-compile rmc iso-transl tooltip cconv eldoc paren electric uniquify ediff-hook vc-hooks lisp-float-type elisp-mode mwheel term/x-win x-win term/common-win x-dnd tool-bar dnd fontset image regexp-opt fringe tabulated-list replace newcomment text-mode lisp-mode prog-mode register page tab-bar menu-bar rfn-eshadow isearch easymenu timer select scroll-bar mouse jit-lock font-lock syntax font-core term/tty-colors frame minibuffer nadvice seq simple cl-generic indonesian philippine cham georgian utf-8-lang misc-lang vietnamese tibetan thai tai-viet lao korean japanese eucjp-ms cp51932 hebrew greek romanian slovak czech european ethiopic indian cyrillic chinese composite emoji-zwj charscript charprop case-table epa-hook jka-cmpr-hook help abbrev obarray oclosure cl-preloaded button loaddefs theme-loaddefs faces cus-face macroexp files window text-properties overlay sha1 md5 base64 format env code-pages mule custom widget keymap hashtable-print-readable backquote threads dbusbind inotify lcms2 dynamic-setting system-font-setting font-render-setting cairo move-toolbar gtk x-toolkit xinput2 x multi-tty make-network-process native-compile emacs) Memory information: ((conses 16 88507 8738) (symbols 48 7330 0) (strings 32 22637 3837) (string-bytes 1 698149) (vectors 16 15139) (vector-slots 8 289259 10490) (floats 8 35 230) (intervals 56 268 0) (buffers 984 12)) From debbugs-submit-bounces@debbugs.gnu.org Wed Jan 17 09:42:47 2024 Received: (at 68531) by debbugs.gnu.org; 17 Jan 2024 14:42:47 +0000 Received: from localhost ([127.0.0.1]:51182 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1rQ77u-0003Xd-Ui for submit@debbugs.gnu.org; Wed, 17 Jan 2024 09:42:47 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:56126) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1rQ77s-0003XI-0R for 68531@debbugs.gnu.org; Wed, 17 Jan 2024 09:42:45 -0500 Received: from fencepost.gnu.org ([2001:470:142:3::e]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rQ77k-0008Pn-U1; Wed, 17 Jan 2024 09:42:37 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=References:Subject:In-Reply-To:To:From:Date: mime-version; bh=QkkSwZtGcyXLtUHh19LvOl23hql9xuw2znhc3Lmyi3o=; b=ptU9pK9KvED2 luQ/XSPMejDRGIFRiwZ8AbQKhdKZ4Tr1GRFw40DQSDPQL22IXv2bJDeO9v6i99WbreJ4dQANtMG+r I9E7gKAPwExGtaBUzz3gSV3k5IwZL9IrgK+LM+iYci7BjK27dHZ+bfxX4FFUHA52xOvaxBuOSM7sI VKlimCssME3G5tYTQsOzzjawxw/L4Ml3Oo8LiiPbFwcmsL9M6W4r8kYFzw5VLpwEzZBZlRwBlLwna K15Jsl/kyQP5RtDFqctrMRhc1D5XhEmntu2H4enJMIMocBDhzSjUl5Tgzj9pZ5hDp/kkz3dROzGxS bZA0WgBdK/5T5CY39d6Uxw==; Date: Wed, 17 Jan 2024 16:42:28 +0200 Message-Id: <83il3saunf.fsf@gnu.org> From: Eli Zaretskii To: Vincent Lefevre In-Reply-To: <87wms8uj2z.fsf@vinc17.net> (message from Vincent Lefevre on Wed, 17 Jan 2024 15:32:04 +0100) Subject: Re: bug#68531: 29.1; garbage inserted in the buffer when starting Emacs in xterm References: <87wms8uj2z.fsf@vinc17.net> X-Spam-Score: -2.3 (--) X-Debbugs-Envelope-To: 68531 Cc: 68531@debbugs.gnu.org X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -3.3 (---) > Cc: Vincent Lefevre > From: Vincent Lefevre > Date: Wed, 17 Jan 2024 15:32:04 +0100 > > > 1. Create a large file "foo", e.g. with > echo `seq 10000000` > foo > > 2. In an xterm, connect to the machine via ssh (AFAIK to introduce > a delay in the transmissions). > > 3. Type (without ): > /usr/bin/emacs -nw -Q --eval="(setq large-file-warning-threshold > 100000000)" foo > > 4. Type twice very quickly. > > I sometimes get garbage near the beginning of the buffer, after a > blank line (due to ): > > 11;rgb:0000/0000/00001 2 3 4 5 6 7 8 [...] It's not garbage, it's Emacs querying the terminal about its background mode, see xterm--report-background-handler. I'm guessing Emacs fails to read the response because visiting that file takes too much time. Try playing with the value of xterm-query-timeout. Or avoid visiting files with such humongously long lines from the command line.