From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Noam Postavsky Newsgroups: gmane.emacs.bugs Subject: bug#30044: Emacs: Gud-mode: Debugging with gud: Window switching problem Date: Thu, 11 Jan 2018 20:24:42 -0500 Message-ID: <87bmhzq36t.fsf@users.sourceforge.net> References: <20180109123311.klciuvflkdgm23pf@clausfischer.com> <20180110111945.fugo7cknqysarnny@clausfischer.com> <87fu7dp350.fsf@users.sourceforge.net> <20180111132401.l22y75dudoefxp5l@clausfischer.com> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1515720206 23787 195.159.176.226 (12 Jan 2018 01:23:26 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Fri, 12 Jan 2018 01:23:26 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.0.90 (gnu/linux) Cc: 30044@debbugs.gnu.org To: Claus Fischer Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Fri Jan 12 02:23:21 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 1eZo3r-00057p-LL for geb-bug-gnu-emacs@m.gmane.org; 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Thu, 11 Jan 2018 17:24:45 -0800 (PST) Original-Received: from zebian ([45.2.119.34]) by smtp.googlemail.com with ESMTPSA id l63sm1310239ita.44.2018.01.11.17.24.43 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Thu, 11 Jan 2018 17:24:44 -0800 (PST) In-Reply-To: <20180111132401.l22y75dudoefxp5l@clausfischer.com> (Claus Fischer's message of "Thu, 11 Jan 2018 14:24:02 +0100") 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:142064 Archived-At: Claus Fischer writes: > Is it possible to take a gud.el, sprinkle it liberally with some debug > output, e.g. into Emacs' message buffer or on the terminal, and let me > load it and wait for the problem to re-occur? > Does Emacs have some debugging or recording mode for such situations? This should do it, hopefully it catches all the relevant info. It will be printed into a buffer named *trace-output*. (dolist (fun '(gud-filter gud-display-frame gud-display-line display-buffer)) (trace-function-background fun)) (defun bug-30044-trace-window-list (&rest _) (when (> trace-level 0) (trace-values (window-list) (mapcar #'window-prev-buffers (window-list)) (mapcar #'window-next-buffers (window-list))))) (advice-add 'gud-filter :before #'bug-30044-trace-window-list) (defun bug-30044-trace-current-window (&rest _) (when (> trace-level 0) (trace-values (selected-window)))) (advice-add 'gud-display-line :before #'bug-30044-trace-current-window)