From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Glenn Morris Newsgroups: gmane.emacs.bugs Subject: bug#29955: 25.2; stale lock files can hang emacs --batch Date: Mon, 22 Jan 2018 18:50:02 -0500 Message-ID: <3o607tv4gl.fsf@fencepost.gnu.org> References: <871sj73gkx.fsf@tethera.net> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1516664960 12838 195.159.176.226 (22 Jan 2018 23:49:20 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Mon, 22 Jan 2018 23:49:20 +0000 (UTC) User-Agent: Gnus (www.gnus.org), GNU Emacs (www.gnu.org/software/emacs/) Cc: 29955@debbugs.gnu.org To: David Bremner Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Tue Jan 23 00:49:15 2018 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 1edlpt-0002d0-Cz for geb-bug-gnu-emacs@m.gmane.org; Tue, 23 Jan 2018 00:49:09 +0100 Original-Received: from localhost ([::1]:47091 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1edlrs-0007QK-2V for geb-bug-gnu-emacs@m.gmane.org; Mon, 22 Jan 2018 18:51:12 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:48421) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1edlrl-0007Q0-6z for bug-gnu-emacs@gnu.org; Mon, 22 Jan 2018 18:51:06 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1edlrk-0000ky-JP for bug-gnu-emacs@gnu.org; Mon, 22 Jan 2018 18:51:05 -0500 Original-Received: from debbugs.gnu.org ([208.118.235.43]:59067) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1edlrk-0000kn-FU for bug-gnu-emacs@gnu.org; Mon, 22 Jan 2018 18:51:04 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1edlri-0003ex-2x for bug-gnu-emacs@gnu.org; Mon, 22 Jan 2018 18:51:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Glenn Morris Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 22 Jan 2018 23:51:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 29955 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 29955-submit@debbugs.gnu.org id=B29955.151666501513997 (code B ref 29955); Mon, 22 Jan 2018 23:51:02 +0000 Original-Received: (at 29955) by debbugs.gnu.org; 22 Jan 2018 23:50:15 +0000 Original-Received: from localhost ([127.0.0.1]:38731 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1edlqw-0003dh-UJ for submit@debbugs.gnu.org; Mon, 22 Jan 2018 18:50:15 -0500 Original-Received: from eggs.gnu.org ([208.118.235.92]:57292) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1edlqv-0003dS-1I for 29955@debbugs.gnu.org; Mon, 22 Jan 2018 18:50:13 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1edlqp-0000JO-9k for 29955@debbugs.gnu.org; Mon, 22 Jan 2018 18:50:07 -0500 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:46309) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1edlql-0000Hn-GV; Mon, 22 Jan 2018 18:50:03 -0500 Original-Received: from rgm by fencepost.gnu.org with local (Exim 4.82) (envelope-from ) id 1edlql-00049N-0h; Mon, 22 Jan 2018 18:50:03 -0500 X-Spook: Cyber terror Airplane Federal Aviation Administration X-Ran: XcU7.t>rf=y#%8JK~4H~"WTs**(W"j/gM|l`)Mo|:6R8-VfCaL(NYoTkT3M`&8iAM[h%*s X-Hue: cyan X-Attribution: GM In-Reply-To: (Glenn Morris's message of "Mon, 22 Jan 2018 16:15:15 -0500") X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] 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:142405 Archived-At: Glenn Morris wrote: > I note that this also hangs: > > emacs -Q --batch \ > --eval "(add-hook 'kill-emacs-hook (lambda () (error \"foo\")))" This can be avoided by using safe_run_hooks for Qkill_emacs_hook in Fkill_emacs. Perhaps that's the right thing to do, if noninteractive? Would it be correct for interactive mode, too? As it stands, in interactive mode an error in kill-emacs-hook will stop Emacs from exiting. I'm not sure if that is a desirable feature or not...