From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Heime Newsgroups: gmane.emacs.help Subject: Output an alist from a function Date: Mon, 23 Sep 2024 21:42:38 +0000 Message-ID: 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="11833"; mail-complaints-to="usenet@ciao.gmane.io" To: Heime via Users list for the GNU Emacs text editor Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Mon Sep 23 23:43:25 2024 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 1ssqq5-0002wL-6h for geh-help-gnu-emacs@m.gmane-mx.org; Mon, 23 Sep 2024 23:43:25 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ssqpT-00052m-T3; Mon, 23 Sep 2024 17:42:47 -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 1ssqpR-00052U-Po for help-gnu-emacs@gnu.org; Mon, 23 Sep 2024 17:42:45 -0400 Original-Received: from mail-4325.protonmail.ch ([185.70.43.25]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ssqpQ-0006vu-1w for help-gnu-emacs@gnu.org; Mon, 23 Sep 2024 17:42:45 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=protonmail.com; s=protonmail3; t=1727127760; x=1727386960; bh=y0eD3wNf4WFPWDWd3scRovxJUre1wBYvK7I8Se9Zz4E=; h=Date:To:From:Subject:Message-ID:Feedback-ID:From:To:Cc:Date: Subject:Reply-To:Feedback-ID:Message-ID:BIMI-Selector; b=BSNgNMS0hxTsRxm48jha7Fxu4F8Dnd72tJqJbXutqJ7BpseqJQs0uwjdZPcMkGpZc ZtyksOM2/RowLrr1DBT8ZquI7CNbetR2RttiMWoqI8+FS/oBMqFsILxmBg8JfYrtRG T2aooMXlqaGlW6SSZUyrQVkDqutupfdFn83bW1DeHkGm5u2rkDrT3IJr9AKPpGiifH qYJ5JHvYrng31+sYNJOTwks4P7+7J/CaK16CQKaDaAYUXBbOV4iXgm+fxDN4SDOIVk RVxlGbxEwkby8cOnD1iHuWKcs1XFsSEpBRHQrrWyLBWNE5bP3qJ/rEyBM9UcJXnlV3 cSFkgVQ+H3JIw== Feedback-ID: 57735886:user:proton X-Pm-Message-ID: dbb7314b5b61f5daec5278cf0612878a1f5085e7 Received-SPF: pass client-ip=185.70.43.25; envelope-from=heimeborgia@protonmail.com; helo=mail-4325.protonmail.ch 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, FREEMAIL_FROM=0.001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham 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: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.help:148046 Archived-At: I have an alist composed of keys and associated directory paths, and want= =20 to output an alist made of the same keys with values being a validation fla= g. Perhaps the problem is the call to mapcar. In the case of the hash table I= have to call output-table after the maphash. (defun dirpath-validation (input-table-or-alist) "Test validity of directory path for each key." (cond ((hash-table-p input-table-or-alist) ;; Make hash-table for output (let ( (output-table (make-hash-table :test 'equal)) ) (maphash (lambda (key dirpath) (puthash key (not (file-directory-p dirpath)) output-tab= le)) input-table-or-alist) output-table)) (t (mapcar (lambda (entry) (let ( (key (car entry)) (dirpath (cdr entry)) ) (cons key (not (file-directory-p dirpath)))) ) input-table-or-alist)) ))