From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#36648: emacs signals under gdb - [Re: connecting to a lost server process Date: Thu, 18 Jul 2019 18:24:54 +0300 Message-ID: <838ssvwek9.fsf@gnu.org> References: <8336j3zz07.fsf@gnu.org> <20190718.202821.1196946470014157934.enometh@meer.net> Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="113257"; mail-complaints-to="usenet@blaine.gmane.org" Cc: 36648@debbugs.gnu.org To: Madhu Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Thu Jul 18 17:26:06 2019 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1ho8II-000THy-L5 for geb-bug-gnu-emacs@m.gmane.org; Thu, 18 Jul 2019 17:26:06 +0200 Original-Received: from localhost ([::1]:39130 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1ho8IH-0001tr-Nj for geb-bug-gnu-emacs@m.gmane.org; Thu, 18 Jul 2019 11:26:05 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:47267) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1ho8IF-0001s6-Aa for bug-gnu-emacs@gnu.org; Thu, 18 Jul 2019 11:26:04 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ho8IE-0003JH-4J for bug-gnu-emacs@gnu.org; Thu, 18 Jul 2019 11:26:03 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:45714) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1ho8IE-0003J4-0N for bug-gnu-emacs@gnu.org; Thu, 18 Jul 2019 11:26:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1ho8ID-0005pR-OZ for bug-gnu-emacs@gnu.org; Thu, 18 Jul 2019 11:26:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Thu, 18 Jul 2019 15:26:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 36648 X-GNU-PR-Package: emacs Original-Received: via spool by 36648-submit@debbugs.gnu.org id=B36648.156346351522346 (code B ref 36648); Thu, 18 Jul 2019 15:26:01 +0000 Original-Received: (at 36648) by debbugs.gnu.org; 18 Jul 2019 15:25:15 +0000 Original-Received: from localhost ([127.0.0.1]:54535 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ho8HS-0005oK-PK for submit@debbugs.gnu.org; Thu, 18 Jul 2019 11:25:15 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:34605) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ho8HQ-0005o5-Cs for 36648@debbugs.gnu.org; Thu, 18 Jul 2019 11:25:12 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:58504) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ho8HK-0002jP-Vu; Thu, 18 Jul 2019 11:25:07 -0400 Original-Received: from [176.228.60.248] (port=3009 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1ho8HF-0007rD-GE; Thu, 18 Jul 2019 11:25:02 -0400 In-reply-to: <20190718.202821.1196946470014157934.enometh@meer.net> (message from Madhu on Thu, 18 Jul 2019 20:28:21 +0530 (IST)) 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: 209.51.188.43 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:163313 Archived-At: > Date: Thu, 18 Jul 2019 20:28:21 +0530 (IST) > Cc: 36648@debbugs.gnu.org > From: Madhu > > >From the point of view of elisp, no error should be signalled - it > should be caught by the condition-case. You called those functions directly, from outside of the Lisp machine, so the condition-case machinery is not working. > However there seems to be room for improvement around the "abort when > awaiting for input behaviour" - as there are other situations within > gdb which are not "really" error situations which unnecessarily abort > emacs. There are inherent difficulties that require this behavior, sorry. > M-x gud-gdb RET > gdb --args emacs --arg -Q --eval '(progn (load-library "custom") (load-library "server") (setq server-name "emacs-test"))' RET > > => > > |Reading symbols from emacs... > (gdb) show args > Argument list to give program being debugged when it is started is "--arg -Q --eval \'\(progn \(load-library custom \) \(load-library server \) \(setq server-name emacs-test \)\)\'". I suggest to use "M-x gdb", not "M-x gud-gdb". The latter is an old and semi-deprecated way of running GDB from Emacs. I guess we can close this bug report?