From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Emanuel Berg via Users list for the GNU Emacs text editor Newsgroups: gmane.emacs.help Subject: Re: [External] : How to create a higher order function? Date: Tue, 28 Sep 2021 03:41:04 +0200 Message-ID: <87fstpo4sv.fsf@zoho.eu> References: <87k0jawotx.fsf@mbork.pl> <87czoyfipj.fsf@mbork.pl> <87k0j6gvpd.fsf@zoho.eu> <871r5dhp9q.fsf@zoho.eu> <87tui99n63.fsf@mbork.pl> <87mto0usgs.fsf@zoho.eu> <87h7e69vng.fsf@mbork.pl> Reply-To: Emanuel Berg Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="14976"; 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:OVp1H0mL+Ye/4f54TzCBIE9czlk= Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Tue Sep 28 03:46:36 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 1mV2CZ-0003dr-NU for geh-help-gnu-emacs@m.gmane-mx.org; Tue, 28 Sep 2021 03:46:35 +0200 Original-Received: from localhost ([::1]:39960 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mV2CY-0000eE-Jt for geh-help-gnu-emacs@m.gmane-mx.org; Mon, 27 Sep 2021 21:46:34 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:55262) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mV2B8-0000e6-1N for help-gnu-emacs@gnu.org; Mon, 27 Sep 2021 21:45:06 -0400 Original-Received: from ciao.gmane.io ([116.202.254.214]:45110) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mV2B6-0003T4-Eh for help-gnu-emacs@gnu.org; Mon, 27 Sep 2021 21:45:05 -0400 Original-Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1mV2B4-0001gt-4B for help-gnu-emacs@gnu.org; Tue, 28 Sep 2021 03:45:02 +0200 X-Injected-Via-Gmane: http://gmane.org/ Mail-Followup-To: help-gnu-emacs@gnu.org Mail-Copies-To: never 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:133310 Archived-At: Marcin Borkowski wrote: >> If they were local, how would people set them? Also if they >> were local, how would developers add e.g. another function >> that used them? > > Again: of course they couldn't be local. But if they were > global static, the whole "option setting" wouldn't work. Why not? Many programming languages with no notion of dynamic/special vs static/lexical scope has global variables with no problem using them to implement user options ... -- underground experts united https://dataswamp.org/~incal