From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Philipp Newsgroups: gmane.emacs.bugs Subject: bug#27871: 26.0.50; Bad handling of unmounted directory Date: Sat, 29 Jul 2017 23:06:32 +0200 Message-ID: NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1501362491 22623 195.159.176.226 (29 Jul 2017 21:08:11 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sat, 29 Jul 2017 21:08:11 +0000 (UTC) To: 27871@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sat Jul 29 23:08:07 2017 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dbYxw-0005X3-7e for geb-bug-gnu-emacs@m.gmane.org; Sat, 29 Jul 2017 23:08:04 +0200 Original-Received: from localhost ([::1]:53430 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dbYy2-0007Tq-3k for geb-bug-gnu-emacs@m.gmane.org; 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Sat, 29 Jul 2017 17:07:05 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dbYwx-0005Jk-7a for bug-gnu-emacs@gnu.org; Sat, 29 Jul 2017 17:07:04 -0400 Original-Received: from mail-wr0-x231.google.com ([2a00:1450:400c:c0c::231]:37152) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1dbYww-0005Il-Uk for bug-gnu-emacs@gnu.org; Sat, 29 Jul 2017 17:07:03 -0400 Original-Received: by mail-wr0-x231.google.com with SMTP id 33so109409191wrz.4 for ; Sat, 29 Jul 2017 14:07:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:subject:date:message-id:mime-version; bh=Br8Vggggdcq7f7Dxg7RhERvZgPJFQcn0v5aMWUsYsQo=; b=bK5W5U9N0mMDlaoDCIXXWKvWmvkIqEOqs2SSBbzS7/pOeK5RlGcxW2BJmtjdpWB6qa 64J6qTCRcxoDsX42fP4uYGOdh9CT1wVIqQtZk1Y6kC+GWHn5+LxkPeNRz77HqqoK+OjC xTVc5lNxCbnTp7NcgU5UhZph4Ba4a/gYbQntpc0BsEjLHkuUwXte3w2Bru2iK+HzlHMf sHSCfHJznZgDLyTYJpNrKoHfcUnPaiYZxHhTzdHGlqtqyUNWOyrZMMfUK9xo5fcHqs2L td9dHOptqhyWPshwyy7Tt5PHNRvDWKg4i8tq3JcLlbHsRMDPhwaYtqqkMz7L62Sh6zNh xqPw== X-Google-DKIM-Signature: v=1; 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X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.43 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.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:135126 Archived-At: Create a FUSE mount point, e.g. cd /tmp mkdir a a/a b touch a/a/a bindfs -f a b While bindfs(1) is running, cd to the mounted directory in a second shell: cd /tmp/b/a Now kill bindfs, e.g. by hitting ^C in the first shell. The second shell will now be in an unmounted directory. From that directory, start Emacs: $ emacs -Q -batch a Apparent cycle of symbolic links for (unreachable) or, with stack trace $ emacs -Q -batch -f toggle-debug-on-error a Debug on Error enabled globally ... file-truename("(unreachable)" (-1) (nil)) file-truename("(unreachable)/a" (-1) (nil)) file-truename("(unreachable)" (-1) (nil)) file-truename("(unreachable)/a" (-1) (nil)) file-truename("(unreachable)" (-1) (nil)) file-truename("(unreachable)/a" (-1) (nil)) file-truename("(unreachable)" (-1) (nil)) file-truename("(unreachable)/a" (-1) (nil)) file-truename("(unreachable)" (-1) (nil)) file-truename("(unreachable)/a" (-1) (nil)) file-truename("(unreachable)" (-1) (nil)) file-truename("(unreachable)/a" (-1) (nil)) file-truename("(unreachable)" (-1) (nil)) file-truename("(unreachable)/a" (-1) (nil)) file-truename("(unreachable)" (-1) (nil)) file-truename("(unreachable)/a" (-1) (nil)) file-truename("(unreachable)" (-1) (nil)) file-truename("(unreachable)/a" (-1) (nil)) file-truename("(unreachable)" (-1) (nil)) file-truename("(unreachable)/a" (-1) (nil)) file-truename("(unreachable)" (-1) (nil)) file-truename("(unreachable)/a" (-1) (nil)) file-truename("(unreachable)" (-1) (nil)) file-truename("(unreachable)/a" (-1) (nil)) file-truename("(unreachable)" (-1) (nil)) file-truename("(unreachable)/a" (-1) (nil)) file-truename("(unreachable)" (-1) (nil)) file-truename("(unreachable)/a" (-1) (nil)) file-truename("(unreachable)/a/(unreachable)" (-1) (nil)) file-truename("(unreachable)/a/(unreachable)/a" (-1) (nil)) file-truename("(unreachable)/a/(unreachable)/a/(unreachable)" (-1) (nil)) file-truename("(unreachable)/a/(unreachable)/a/(unreachable)/a" (-1) (nil)) file-truename("(unreachable)/a/(unreachable)/a/(unreachable)/a/(unreachable)" (-1) (nil)) file-truename("(unreachable)/a/(unreachable)/a/(unreachable)/a/(unreachable)/a" (-1) (nil)) file-truename("(unreachable)/a/(unreachable)/a/(unreachable)/a/(unreachable)/a/a") find-file-noselect("(unreachable)/a/(unreachable)/a/a") #f(compiled-function (displayable-buffers dir line column name) #)((nil) "(unreachable)/a/" (0) (0) "a") command-line-1(("-f" "toggle-debug-on-error" "a")) command-line() normal-top-level() It seems like the logic for `default-directory' and/or `file-truename' should be improved for unmounted filesystems. In GNU Emacs 26.0.50 (build 1, x86_64-pc-linux-gnu, GTK+ Version 3.10.8) of 2017-07-29 built on unknown Repository revision: 2c930d15f541761422a268cd2b5a7f5c11c9a00e Windowing system distributor 'The X.Org Foundation', version 11.0.11803000 System Description: Ubuntu 14.04.5 LTS Recent messages: For information about GNU Emacs and the GNU system, type C-h C-a. Configured using: 'configure --with-modules --without-pop --with-mailutils --enable-checking --enable-check-lisp-object-type --enable-gcc-warnings 'CFLAGS=-ggdb3 -O0'' Configured features: XPM JPEG TIFF GIF PNG SOUND GSETTINGS NOTIFY GNUTLS FREETYPE XFT ZLIB TOOLKIT_SCROLL_BARS GTK3 X11 MODULES Important settings: value of $LANG: en_US.UTF-8 value of $XMODIFIERS: @im=ibus locale-coding-system: utf-8-unix Major mode: Lisp Interaction Minor modes in effect: tooltip-mode: t global-eldoc-mode: t eldoc-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 auto-composition-mode: t auto-encryption-mode: t auto-compression-mode: t line-number-mode: t transient-mark-mode: t Load-path shadows: None found. Features: (shadow sort mail-extr emacsbug message subr-x puny seq byte-opt gv bytecomp byte-compile cconv cl-loaddefs cl-lib dired dired-loaddefs format-spec rfc822 mml easymenu mml-sec password-cache epa derived epg epg-config gnus-util rmail rmail-loaddefs mm-decode mm-bodies mm-encode mail-parse rfc2231 mailabbrev gmm-utils mailheader sendmail rfc2047 rfc2045 ietf-drums mm-util mail-prsvr mail-utils time-date mule-util tooltip eldoc electric uniquify ediff-hook vc-hooks lisp-float-type 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 elisp-mode lisp-mode prog-mode register page menu-bar rfn-eshadow isearch timer select scroll-bar mouse jit-lock font-lock syntax facemenu font-core term/tty-colors frame cl-generic 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 charscript charprop case-table epa-hook jka-cmpr-hook help simple abbrev obarray minibuffer cl-preloaded nadvice loaddefs button faces cus-face macroexp files text-properties overlay sha1 md5 base64 format env code-pages mule custom widget hashtable-print-readable backquote inotify dynamic-setting system-font-setting font-render-setting move-toolbar gtk x-toolkit x multi-tty make-network-process emacs) Memory information: ((conses 16 94115 11926) (symbols 48 20077 1) (miscs 40 38 119) (strings 32 28435 1945) (string-bytes 1 754739) (vectors 16 13893) (vector-slots 8 487465 12899) (floats 8 48 97) (intervals 56 205 0) (buffers 992 11) (heap 1024 19129 984))