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 avoid warning, with undefined functions in a package Date: Mon, 19 Oct 2020 08:58:11 +0300 Message-ID: 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="9156"; 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 Mon Oct 19 07:59:28 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 1kUOCd-0002If-M9 for geh-help-gnu-emacs@m.gmane-mx.org; Mon, 19 Oct 2020 07:59:27 +0200 Original-Received: from localhost ([::1]:39284 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kUOCc-0003gs-Ol for geh-help-gnu-emacs@m.gmane-mx.org; Mon, 19 Oct 2020 01:59:26 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:60950) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kUOBX-0003gZ-0p for help-gnu-emacs@gnu.org; Mon, 19 Oct 2020 01:58:19 -0400 Original-Received: from static.rcdrun.com ([95.85.24.50]:38299) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kUOBV-0001lQ-8n for help-gnu-emacs@gnu.org; Mon, 19 Oct 2020 01:58:18 -0400 Original-Received: from localhost ([::ffff:41.202.241.51]) (AUTH: PLAIN admin, TLS: TLS1.2,256bits,ECDHE_RSA_AES_256_GCM_SHA384) by static.rcdrun.com with ESMTPSA id 00000000002A0B3E.000000005F8D2AF6.00001EFE; Mon, 19 Oct 2020 05:58:13 +0000 Received-SPF: pass client-ip=95.85.24.50; envelope-from=support1@rcdrun.com; helo=static.rcdrun.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/10/19 01:58:14 X-ACL-Warn: Detected OS = Linux 3.11 and newer [fuzzy] 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=0.25, SPF_HELO_PASS=-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:124564 Archived-At: Let us say I have some speech functions, but do not want to (require 'festival) for the package rcd-utilities.el Those are undefined functions and variables, but I would not like defining them, or requiring them, unless user has that other package. What would be good approach to solve that, and that there are no compiler warnings? In rcd-speak-festival: rcd-utilities.el:121:23: Warning: reference to free variable ‘festival-program-name’ In end of data: rcd-utilities.el:205:1: Warning: the function ‘festival-say-string’ is not known to be defined.