From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.help Subject: Re: Time of last command invoked Date: Sat, 27 Feb 2021 10:31:48 -0500 Message-ID: References: <87mtvqmr16.fsf@zoho.eu> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="26037"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) To: help-gnu-emacs@gnu.org Cancel-Lock: sha1:y0wS2ZnIpO5W4HoTDknbZP73jS8= Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Sat Feb 27 16:32:35 2021 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 1lG1a6-0006g6-BU for geh-help-gnu-emacs@m.gmane-mx.org; Sat, 27 Feb 2021 16:32:34 +0100 Original-Received: from localhost ([::1]:57170 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lG1a5-0000uZ-FH for geh-help-gnu-emacs@m.gmane-mx.org; Sat, 27 Feb 2021 10:32:33 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:36948) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lG1ZV-0000uC-5G for help-gnu-emacs@gnu.org; Sat, 27 Feb 2021 10:31:57 -0500 Original-Received: from ciao.gmane.io ([116.202.254.214]:49294) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lG1ZT-00024B-Lt for help-gnu-emacs@gnu.org; Sat, 27 Feb 2021 10:31:56 -0500 Original-Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1lG1ZR-000637-IZ for help-gnu-emacs@gnu.org; Sat, 27 Feb 2021 16:31:53 +0100 X-Injected-Via-Gmane: http://gmane.org/ Received-SPF: pass client-ip=116.202.254.214; envelope-from=geh-help-gnu-emacs@m.gmane-mx.org; helo=ciao.gmane.io X-Spam_score_int: -15 X-Spam_score: -1.6 X-Spam_bar: - X-Spam_report: (-1.6 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.25, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action 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:128294 Archived-At: >> Is there some internal log in Emacs that keeps the date and >> time of last command invoked by a key or M-x? > That would imply a huge overhead. Not really, no. We already keep a log of the keys and commands (as used for `C-h l`), so it's a small matter of adding timestamps in there. But given the way this is currently implemented, it would have to be done in the C code, I think. Stefan