From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: carlmarcos--- via Users list for the GNU Emacs text editor Newsgroups: gmane.emacs.help Subject: Re: Making a function than can only be used interactively Date: Wed, 6 Jul 2022 00:34:31 +0200 (CEST) Message-ID: References: Reply-To: carlmarcos@tutanota.com Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="22938"; mail-complaints-to="usenet@ciao.gmane.io" Cc: Christopher Dimech , tsdh@gnu.org, help-gnu-emacs@gnu.org To: Stefan Monnier Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Wed Jul 06 00:35:27 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 1o8r8h-0005m7-HV for geh-help-gnu-emacs@m.gmane-mx.org; Wed, 06 Jul 2022 00:35:27 +0200 Original-Received: from localhost ([::1]:59554 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1o8r8f-0001aO-Pt for geh-help-gnu-emacs@m.gmane-mx.org; Tue, 05 Jul 2022 18:35:25 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:51294) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1o8r7s-0001a1-FB for help-gnu-emacs@gnu.org; Tue, 05 Jul 2022 18:34:36 -0400 Original-Received: from w1.tutanota.de ([81.3.6.162]:36190) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1o8r7q-0004PJ-MN; Tue, 05 Jul 2022 18:34:36 -0400 Original-Received: from w3.tutanota.de (unknown [192.168.1.164]) by w1.tutanota.de (Postfix) with ESMTP id 00349FBF81F; Tue, 5 Jul 2022 22:34:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; t=1657060471; s=s1; d=tutanota.com; h=From:From:To:To:Subject:Subject:Content-Description:Content-ID:Content-Type:Content-Type:Content-Transfer-Encoding:Cc:Cc:Date:Date:In-Reply-To:In-Reply-To:MIME-Version:MIME-Version:Message-ID:Message-ID:Reply-To:References:References:Sender; bh=9nVXbvIGMcWT6+wNs2Vhp4RTv2Q3tWr8QiosXcfUZQc=; b=DO4qcEwtaWg3f8KTrpN0gLba4u0Oj66wul4wx7euYdRI0Hl25nfVkNp/bCNERKmn jGOl8U4JGXjDy5Y6gGKFen+4H1VfVVNrLcXXIu6PQbw7DTHCusKroSzMW/v0wnIB055 OHrNyKRXana7U1lWiC98iscRksAViaYxo3QllYrNSdK4irXznhtvFnnfSjPTUhilmAx 0zr++I5+e3dWKmJpcdWdMQuQUB+cQ48ihGqyj81ZfQ6qSWOxyGN5y1O9vNlZXzmpSFY 6zCdi8pElI+8yAN7mzBuQOfjt+4nTUo4zwwNlQ9RD7Af2wjqcvzW7JYvc6EG4plqsm7 kowP1Ajogg== In-Reply-To: Received-SPF: pass client-ip=81.3.6.162; envelope-from=carlmarcos@tutanota.com; helo=w1.tutanota.de X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, HTML_MESSAGE=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-Content-Filtered-By: Mailman/MimeDel 2.1.29 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:138318 Archived-At: Jul 4, 2022, 21:18 by monnier@iro.umontreal.ca: >> Another debate is that although one can declare a non-interactive functi= on, >> and an interactive function that can run non-interactively; there is no >> construct that can define a purely interactive function. >> > > That's because an "interactive function" is just a normal function > together with some auxiliary info to tell `call-interactive` how to call > it "interactively". Internally `call-interactively` will end up calling > the function via `funcall`, i.e. "non-interactively". So at > a low-level, technically you just can't have a function that can be > called interactively and not non-interactively. You can try and kludge > it up above if you really want to (like we've seen in a few different > ways), but we're back to the question: what's the benefit? > >> Does a function know whether it was run from lisp code or from the user = in >> an Emacs session? >> > > Trying to behave differently depending on who/how a function was called > goes against the design principle of functions, so it tends to be kludgy > and unreliable, like `called-interactively-p`. > > Stefan > Quite sure now that the plan ought=C2=A0 to be abandoned.