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: Re: Adding String to Beginning of Lines Date: Tue, 17 Nov 2020 19:06:38 +0300 Message-ID: References: <87zh3pctr1.fsf@web.de> <87o8k5csqj.fsf@web.de> <87tutxb7yz.fsf@web.de> <87y2j9f186.fsf@web.de> <874klwf9av.fsf@web.de> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="39691"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Mutt/2.0 (3d08634) (2020-11-07) Cc: help-gnu-emacs@gnu.org To: Michael Heerdegen Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Tue Nov 17 17:18:28 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 1kf3ga-000A7Y-4M for geh-help-gnu-emacs@m.gmane-mx.org; Tue, 17 Nov 2020 17:18:28 +0100 Original-Received: from localhost ([::1]:51872 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kf3gZ-0005SU-6a for geh-help-gnu-emacs@m.gmane-mx.org; Tue, 17 Nov 2020 11:18:27 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:34744) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kf3fQ-0004OC-Ab for help-gnu-emacs@gnu.org; Tue, 17 Nov 2020 11:17:16 -0500 Original-Received: from static.rcdrun.com ([95.85.24.50]:51397) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kf3fO-0002kx-GO for help-gnu-emacs@gnu.org; Tue, 17 Nov 2020 11:17:16 -0500 Original-Received: from localhost ([::ffff:41.202.241.56]) (AUTH: PLAIN admin, TLS: TLS1.2,256bits,ECDHE_RSA_AES_256_GCM_SHA384) by static.rcdrun.com with ESMTPSA id 00000000002C0010.000000005FB3F767.00002F0C; Tue, 17 Nov 2020 16:16:39 +0000 Content-Disposition: inline In-Reply-To: <874klwf9av.fsf@web.de> Received-SPF: pass client-ip=95.85.24.50; envelope-from=bugs@gnu.support; helo=static.rcdrun.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/11/17 10:11:24 X-ACL-Warn: Detected OS = Linux 3.11 and newer [fuzzy] X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham 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:125297 Archived-At: * Michael Heerdegen [2020-11-11 14:01]: > Jean Louis writes: > > > If I understand well I can simply remove my function and instead use > > seq-empty-p? It looks that it does what we discussed here. > > Yes. Please (require 'seq) before using it. Note that very old Emacs > versions don't have the "seq" library. For those (and only those) a > "seq" package is provided in Gnu Elpa. I see when doing package-install that I do need to require all packages and I do so. Do I need also to put those built-in packages in the comment section of Package-Requires: ?