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: How do I pass a variable defined in a wrapping let, to a lambda? Date: Sat, 12 Mar 2022 01:43:30 +0100 Message-ID: <87czisroel.fsf@zoho.eu> References: <87k0d03vaw.fsf@ericabrahamsen.net> 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="24227"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) To: help-gnu-emacs@gnu.org Cancel-Lock: sha1:8ro/ZOrMjtqix7eDKYUpYD+q43A= Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Sat Mar 12 01:49:09 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 1nSpwT-00067q-8r for geh-help-gnu-emacs@m.gmane-mx.org; Sat, 12 Mar 2022 01:49:09 +0100 Original-Received: from localhost ([::1]:52370 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nSpwR-00037B-LM for geh-help-gnu-emacs@m.gmane-mx.org; Fri, 11 Mar 2022 19:49:07 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:60996) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nSprA-0002RI-Ql for help-gnu-emacs@gnu.org; Fri, 11 Mar 2022 19:43:40 -0500 Original-Received: from ciao.gmane.io ([116.202.254.214]:47922) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nSpr9-0007DP-7E for help-gnu-emacs@gnu.org; Fri, 11 Mar 2022 19:43:40 -0500 Original-Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1nSpr7-000A0q-CM for help-gnu-emacs@gnu.org; Sat, 12 Mar 2022 01:43:37 +0100 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: -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=0.249, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no autolearn_force=no X-Spam_action: no action X-Mailman-Approved-At: Fri, 11 Mar 2022 19:47:52 -0500 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:136466 Archived-At: Eric Abrahamsen wrote: > Oh, maybe I'm wrong. I just tested some code in two > different elisp buffers, one with lexical-binding -> t and > one with it nil, and it worked in both cases. > > (defun steinars-test (file) > (let ((fname (expand-file-name file))) > (lambda () (message "file is %s" fname)))) > > (setq payload (steinars-test "~/.emacs.d/init.el")) > > (funcall payload) This doesn't work with dynamic/special binding for me ... > Darn -- I thought I understood lexical-binding Same :( -- underground experts united https://dataswamp.org/~incal