From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.help Subject: Re: gdb mode with gdb command from the docker Date: Thu, 22 Oct 2020 21:49:42 +0300 Message-ID: <83blgukse1.fsf@gnu.org> References: <83sgabr0h6.fsf@gnu.org> <83a6wjqt58.fsf@gnu.org> <83imb3muem.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="24726"; mail-complaints-to="usenet@ciao.gmane.io" To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Thu Oct 22 20:52:00 2020 Return-path: Envelope-to: geh-help-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 1kVfgu-0006Is-8n for geh-help-gnu-emacs@m.gmane-mx.org; Thu, 22 Oct 2020 20:52:00 +0200 Original-Received: from localhost ([::1]:40754 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kVfgt-0006aN-BU for geh-help-gnu-emacs@m.gmane-mx.org; Thu, 22 Oct 2020 14:51:59 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:56106) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kVfem-0005tP-1b for help-gnu-emacs@gnu.org; Thu, 22 Oct 2020 14:49:48 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:48946) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kVfel-0006TK-PF for help-gnu-emacs@gnu.org; Thu, 22 Oct 2020 14:49:47 -0400 Original-Received: from [176.228.60.248] (port=3328 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1kVfel-0005Jd-3e for help-gnu-emacs@gnu.org; Thu, 22 Oct 2020 14:49:47 -0400 In-Reply-To: (message from William Xu on Thu, 22 Oct 2020 20:41:52 +0200) X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "help-gnu-emacs" Xref: news.gmane.io gmane.emacs.help:124642 Archived-At: > From: William Xu > Date: Thu, 22 Oct 2020 20:41:52 +0200 > > Eli Zaretskii writes: > > > No, this setting is needed to separate the I/O device of the process > > being debugged from that of GDB, so that we could redirect I/O of the > > debuggee to a dedicated buffer used by "M-x gdb" to show interaction > > with the program. > > Can we at least add an option to disable the I/O separation, like > gdb-disable-io-redirection? So that one can still have a working gdb, > even if the I/O are mixed with gdb commands. So that I would still have > the nice features of gdb modes, with which I can set breakpoints, follow > line by line in the source buffer. That is already a huge improvement on > the plain terminal gdb. I don't understand why you need this. Didn't you say that the problem disappears if you use Yuri's advice? Then why do we need any kludgey changes in gdb-mi.el? > In addition, I just noticed that tramp seems supporting such kind of > remote debugging, from [[info:tramp#Remote processes][info:tramp#Remote processes]]: > > ,---- > | 5.5.5 Running a debugger on a remote host > | ----------------------------------------- > | > | ‘gud.el’ provides a unified interface to symbolic debuggers (*note > | (emacs)Debuggers::). TRAMP can run debug on remote hosts by calling > | ‘gdb’ with a remote file name: > | > | M-x gdb > | Run gdb (like this): gdb -i=mi /ssh:host:~/myprog > `---- > > Only that when trying it out with ssh method, I got an error after the > file is loaded. Should I report a bug for it? Yes, please.