From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mp0 ([2001:41d0:2:4a6f::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by ms11 with LMTPS id oIz0AUiNV19CPwAA0tVLHw (envelope-from ) for ; Tue, 08 Sep 2020 13:55:20 +0000 Received: from aspmx1.migadu.com ([2001:41d0:2:4a6f::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by mp0 with LMTPS id kPxwOUeNV1/0ewAA1q6Kng (envelope-from ) for ; Tue, 08 Sep 2020 13:55:19 +0000 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by aspmx1.migadu.com (Postfix) with ESMTPS id A0ACF94004E for ; Tue, 8 Sep 2020 13:55:19 +0000 (UTC) Received: from localhost ([::1]:45008 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kFe5e-00023H-Ji for larch@yhetil.org; Tue, 08 Sep 2020 09:55:18 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:56612) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kFe5P-0001gQ-6V for guix-patches@gnu.org; Tue, 08 Sep 2020 09:55:03 -0400 Received: from debbugs.gnu.org ([209.51.188.43]:41048) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1kFe5O-0001yw-T7 for guix-patches@gnu.org; Tue, 08 Sep 2020 09:55:02 -0400 Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1kFe5O-0006Zv-SZ for guix-patches@gnu.org; Tue, 08 Sep 2020 09:55:02 -0400 X-Loop: help-debbugs@gnu.org Subject: [bug#42899] [PATCH v4 4/8] services: dovecot: Only serialize settings with non-empty values. Resent-From: Alexey Abramov Original-Sender: "Debbugs-submit" Resent-CC: guix-patches@gnu.org Resent-Date: Tue, 08 Sep 2020 13:55:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 42899 X-GNU-PR-Package: guix-patches X-GNU-PR-Keywords: patch To: 42899@debbugs.gnu.org Received: via spool by 42899-submit@debbugs.gnu.org id=B42899.159957325425126 (code B ref 42899); Tue, 08 Sep 2020 13:55:02 +0000 Received: (at 42899) by debbugs.gnu.org; 8 Sep 2020 13:54:14 +0000 Received: from localhost ([127.0.0.1]:52552 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1kFe4b-0006X6-S6 for submit@debbugs.gnu.org; Tue, 08 Sep 2020 09:54:14 -0400 Received: from mx4.mail.mmer.org ([178.22.66.29]:30824) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1kFe4K-0006VF-EH for 42899@debbugs.gnu.org; Tue, 08 Sep 2020 09:53:56 -0400 Received: from delta (92-109-1-225.cable.dynamic.v4.ziggo.nl [92.109.1.225]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx4.mail.mmer.org (Postfix) with ESMTPSA id 350249CF56 for <42899@debbugs.gnu.org>; Tue, 8 Sep 2020 13:23:09 +0000 (UTC) From: Alexey Abramov Date: Tue, 8 Sep 2020 15:53:44 +0200 Message-Id: <20200908135348.18551-4-levenson@mmer.org> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200908135348.18551-1-levenson@mmer.org> References: <20200908135348.18551-1-levenson@mmer.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Score: 0.0 (/) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-Spam-Score: -1.0 (-) X-BeenThere: guix-patches@gnu.org List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: guix-patches-bounces+larch=yhetil.org@gnu.org Sender: "Guix-patches" X-Scanner: scn0 Authentication-Results: aspmx1.migadu.com; dkim=none; dmarc=none; spf=pass (aspmx1.migadu.com: domain of guix-patches-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=guix-patches-bounces@gnu.org X-Spam-Score: 3.99 X-TUID: cq7pkvYeHJsf * gnu/services/mail.scm (serialize-space-separated-string-list): Protocols might have custom settings, which are not supported by other protocols. To prevent dovecot/services from crashing, serialize settings that hold non-empty values only. --- gnu/services/mail.scm | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/gnu/services/mail.scm b/gnu/services/mail.scm index a3c48bdb99..6e166af2be 100644 --- a/gnu/services/mail.scm +++ b/gnu/services/mail.scm @@ -99,7 +99,9 @@ (and (string? x) (not (string-index x #\space)))) val))) (define (serialize-space-separated-string-list field-name val) - (serialize-field field-name (string-join val " "))) + (match val + (() #f) + (_ (serialize-field field-name (string-join val " "))))) (define (comma-separated-string-list? val) (and (list? val) -- 2.28.0