From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Sam Steingold Newsgroups: gmane.emacs.help Subject: Re: Calling a function with undefined symbol Date: Wed, 02 Nov 2022 10:25:24 -0400 Message-ID: References: <87wn8dzh6o.fsf@web.de> Reply-To: sds@gnu.org Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="21122"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) To: help-gnu-emacs@gnu.org, Michael Heerdegen Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Wed Nov 02 15:26:24 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 1oqEhE-0005Fv-0m for geh-help-gnu-emacs@m.gmane-mx.org; Wed, 02 Nov 2022 15:26:24 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oqEge-0004gu-0V; Wed, 02 Nov 2022 10:25:48 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oqEgQ-0004fq-4v for help-gnu-emacs@gnu.org; Wed, 02 Nov 2022 10:25:37 -0400 Original-Received: from mail-qk1-x731.google.com ([2607:f8b0:4864:20::731]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1oqEgK-0003uL-Ck; Wed, 02 Nov 2022 10:25:33 -0400 Original-Received: by mail-qk1-x731.google.com with SMTP id x18so725067qki.4; Wed, 02 Nov 2022 07:25:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=mime-version:message-id:date:mail-followup-to:reply-to :return-receipt-to:user-agent:references:in-reply-to:subject:to:from :sender:from:to:cc:subject:date:message-id:reply-to; bh=rRkMVImd14l4ZTJbcApW2lkchjDWtJS0XYSxaHukfHo=; b=T15mR3NLp83vd3G5+cuG0m7iTQ01ekq7fliN6RgerOaa++V5fDnBNg+wLvqj3aus6H 7XwIFzgOSOrYU7B1i504pYSsIOkV3ctL8dXXhQmDt2KmSShaD7JTRRSWpQ8H+ApL2LJY 5P/Nvkoi0IwEbDdRyYuph3oeR97ZX//hWmYlr09UDgAfrGzgUJYyyo2XqNSCvx5VUJDS jiiFcwJhItJzn8QzseBIxqBTfiWiSkfTUC6Qm48wEpGvirF4eRY1v2uveM1nD86eBqD1 DiJ7r7xtVcw7kIm39x60rmHp+q7oEKOmFDPJts+ZtfBRahEV4QUqwnPN5DgoaN5DG9n6 tZCQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=mime-version:message-id:date:mail-followup-to:reply-to :return-receipt-to:user-agent:references:in-reply-to:subject:to:from :sender:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=rRkMVImd14l4ZTJbcApW2lkchjDWtJS0XYSxaHukfHo=; b=bQ7muXQ/G9946wvz9XvVaxP4Z3EgC3X+BYFmSgDxtIVMWRG7gGFNmgktu1DHF1KvcM jPatPazt5bjPLHsFjqLlCl+FFYc1LrRPAhQEhNSw0+OohOY9Z7HR1/abOcWvYzh/XRqD HDTtJXiPvOxmvZ4hFDFUjUwwx+Or+/Doh+NgsxV0coi+3KTt3V/jv5GLUOcOqbzoPI01 RMI2Bk4CdUKP2Y8itgyFYBo+v3JORIR70twtg7KHLLfxp1o34aY76hIZLq9xWsNdxoBM ialoqXAv9fFDod4ONNduB8HFYvcuR5stE5ZEXrvpoliIREUdJeFUcszZarCdQwD+jlJD 0R2g== X-Gm-Message-State: ACrzQf2AkDd1pG5tbsJ1XLfmRj4Xk9gLOcerphYmnNsPQdmMcRuMvb/U r21Bx6FFgBhKpQuORCsQcoNQ6KlbcA== X-Google-Smtp-Source: AMsMyM6/dQkTgcKadhNaybZLBRNlA+0OJ1HWs8uG+EmzK5XmDWpxctXLVdWgtvdfDw0UhLFEEQFjbA== X-Received: by 2002:a05:620a:4054:b0:6ec:56e0:bb87 with SMTP id i20-20020a05620a405400b006ec56e0bb87mr17813810qko.782.1667399125945; Wed, 02 Nov 2022 07:25:25 -0700 (PDT) Original-Received: from 3c22fb11fdab.ant.amazon.com (pool-72-69-2-113.nycmny.fios.verizon.net. [72.69.2.113]) by smtp.gmail.com with ESMTPSA id u14-20020ac8750e000000b0039c7b9522ecsm6646411qtq.35.2022.11.02.07.25.24 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Wed, 02 Nov 2022 07:25:25 -0700 (PDT) In-Reply-To: <87wn8dzh6o.fsf@web.de> (Michael Heerdegen's message of "Wed, 02 Nov 2022 13:14:55 +0100") X-Attribution: Sam X-Disclaimer: You should not expect anyone to agree with me. Mail-Followup-To: help-gnu-emacs@gnu.org, Michael Heerdegen Received-SPF: pass client-ip=2607:f8b0:4864:20::731; envelope-from=sam.steingold@gmail.com; helo=mail-qk1-x731.google.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, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FORGED_FROMDOMAIN=0.001, FREEMAIL_FROM=0.001, HEADER_FROM_DIFFERENT_DOMAINS=0.25, RCVD_IN_DNSWL_NONE=-0.0001, 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: 2.1.29 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: "help-gnu-emacs" Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.help:140570 Archived-At: > * Michael Heerdegen [2022-11-02 13:14:55 +0100]: > > Say the variable `x` is bound to > > '''''''''''''''''''''''''''''''''... i.e., (defconst x #1=(quote #1#)) right? NB: (setq print-circle t) before attempting the above! > i.e. a value that is a quoted thing where the thing is the same value > again (such a value exists in Elisp!) - what would evaluating > > (eq 'x x) > (equal 'x x) nil: you are comparing a symbol 'x' with a circular list (quote (quote ...)) what you probably meant was (eq x (eval x)) (equal x (eval x)) which both evaluate to t because eval just scrolls the circular list once - to its original starting point -- Sam Steingold (https://aphar.dreamwidth.org/) on darwin Ns 10.3.2113 https://lastingimpactpsychology.com https://steingoldpsychology.com https://www.peaceandtolerance.org/ https://www.memritv.org When C++ is your hammer, everything looks like a thumb.