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Wed, 26 May 2021 10:42:06 -0400 Received: from debbugs.gnu.org ([209.51.188.43]:38171) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1llujV-0000GN-MQ for bug-guix@gnu.org; Wed, 26 May 2021 10:42:05 -0400 Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1llujV-0000GP-Kd for bug-guix@gnu.org; Wed, 26 May 2021 10:42:05 -0400 X-Loop: help-debbugs@gnu.org Subject: bug#48331: [PATCH] guix: build: emacs-build-system: Make package.el aware of guix packages References: <87im3r81so.fsf@trop.in> In-Reply-To: <87im3r81so.fsf@trop.in> Resent-From: Ivan Sokolov Original-Sender: "Debbugs-submit" Resent-CC: bug-guix@gnu.org Resent-Date: Wed, 26 May 2021 14:42:05 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 48331 X-GNU-PR-Package: guix X-GNU-PR-Keywords: To: 48331@debbugs.gnu.org Received: via spool by 48331-submit@debbugs.gnu.org id=B48331.1622040077843 (code B ref 48331); 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aspmx1.migadu.com; dkim=fail ("headers rsa verify failed") header.d=ya.ru header.s=mail header.b=T3kkY8Bh; dmarc=fail reason="SPF not aligned (relaxed)" header.from=ya.ru (policy=none); spf=pass (aspmx1.migadu.com: domain of bug-guix-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=bug-guix-bounces@gnu.org X-Migadu-Spam-Score: -0.33 Authentication-Results: aspmx1.migadu.com; dkim=fail ("headers rsa verify failed") header.d=ya.ru header.s=mail header.b=T3kkY8Bh; dmarc=fail reason="SPF not aligned (relaxed)" header.from=ya.ru (policy=none); spf=pass (aspmx1.migadu.com: domain of bug-guix-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=bug-guix-bounces@gnu.org X-Migadu-Queue-Id: BA20922B3A X-Spam-Score: -0.33 X-Migadu-Scanner: scn0.migadu.com X-TUID: t9FqFlzlfbUT > After updating the package-directory-list variable, functions like > list-packages, describe-package become aware of packages installed by > guix. > --- > This code is getting work done, but I'm not a very experienced elisp > developer, so please review it thoroughly. > + > +(require 'package) > + > +;; Set `package-directory-list' to the value without elpa/ suffix > +;; to match the structure of site-lisp directory of guix's emacs > +;; build system. > +;;;###autoload > +(setq package-directory-list > + (list (string-remove-suffix "/elpa" (car package-directory-list)))) > + > (provide 'guix-emacs) For future reference, this approach is absolutely unacceptable, no package should modify customizable variables unless explicitly requested by the user.