From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Jean Louis Newsgroups: gmane.emacs.help Subject: How to count number of C-u prefixes? Date: Fri, 04 Feb 2022 17:11:29 +0300 Message-ID: Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="10321"; mail-complaints-to="usenet@ciao.gmane.io" To: Help GNU Emacs Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Fri Feb 04 15:21:25 2022 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 1nFzSm-0002Vr-Qy for geh-help-gnu-emacs@m.gmane-mx.org; Fri, 04 Feb 2022 15:21:24 +0100 Original-Received: from localhost ([::1]:60142 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nFzSl-0007mJ-Lx for geh-help-gnu-emacs@m.gmane-mx.org; Fri, 04 Feb 2022 09:21:23 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:37838) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nFzJK-0001tA-VK for help-gnu-emacs@gnu.org; Fri, 04 Feb 2022 09:11:39 -0500 Original-Received: from stw1.rcdrun.com ([217.170.207.13]:57785) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nFzJH-0006pf-23 for help-gnu-emacs@gnu.org; Fri, 04 Feb 2022 09:11:38 -0500 Original-Received: from localhost ([::ffff:41.75.189.214]) (AUTH: PLAIN admin, TLS: TLS1.3,256bits,ECDHE_RSA_AES_256_GCM_SHA384) by stw1.rcdrun.com with ESMTPSA id 0000000000067F3B.0000000061FD3414.00001867; Fri, 04 Feb 2022 07:11:32 -0700 Received-SPF: pass client-ip=217.170.207.13; envelope-from=support1@rcdrun.com; helo=stw1.rcdrun.com X-Spam_score_int: -16 X-Spam_score: -1.7 X-Spam_bar: - X-Spam_report: (-1.7 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.249, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.29 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:135736 Archived-At: I would like this function to give me number of times I have pressed C-u, and here is the attempt to solve it: (defun how-many-times (&optional prefix query) (interactive "p") (let* ((times (if (> prefix 1) (1+ (/ (sqrt prefix) 4)) 1))) (message "Times %s" times))) M-x how-many-times = 1 C-u M-x how-many-times = 1.5, but I would like 1 as answer. C-u C-u M-x how-many-times = 2.0 which is what I expect C-u C-u C-u M-x how-many-times = 3.0 which is what I expect C-u C-u C-u C-u M-x how-many-times = 5.0 which I don't expect I would like to simply count the number of pressed C-u prefixes. Jean Take action in Free Software Foundation campaigns: https://www.fsf.org/campaigns In support of Richard M. Stallman https://stallmansupport.org/