From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mp1 ([2001:41d0:2:bcc0::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by ms0.migadu.com with LMTPS id uKI1LhLQvGEQcQAAgWs5BA (envelope-from ) for ; Fri, 17 Dec 2021 18:59:46 +0100 Received: from aspmx1.migadu.com ([2001:41d0:2:bcc0::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by mp1 with LMTPS id ANPGKRLQvGFMeQAAbx9fmQ (envelope-from ) for ; Fri, 17 Dec 2021 17:59:46 +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 8661D15B8E for ; Fri, 17 Dec 2021 18:59:46 +0100 (CET) Received: from localhost ([::1]:57886 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1myHWD-000539-N3 for larch@yhetil.org; Fri, 17 Dec 2021 12:59:45 -0500 Received: from eggs.gnu.org ([209.51.188.92]:36406) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1myHVs-000525-UC for guix-devel@gnu.org; Fri, 17 Dec 2021 12:59:25 -0500 Received: from out4-smtp.messagingengine.com ([66.111.4.28]:46777) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1myHVp-0004PK-D1 for guix-devel@gnu.org; Fri, 17 Dec 2021 12:59:22 -0500 Received: from compute1.internal (compute1.nyi.internal [10.202.2.41]) by mailout.nyi.internal (Postfix) with ESMTP id B7C725C01ED; Fri, 17 Dec 2021 12:59:18 -0500 (EST) Received: from mailfrontend2 ([10.202.2.163]) by compute1.internal (MEProxy); Fri, 17 Dec 2021 12:59:18 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=famulari.name; h=date:from:to:subject:message-id:mime-version:content-type; s= mesmtp; bh=vh6M0VHMbK5C1dHEaoFnR0F+TUoej2I7OJ8MOXvDrk8=; b=x4CAZ +djVJFsVifbtt0Z1C91QOX4hHQMUa5fzxTfY0wOKTIFNy0MQmkjnBHlA3cm7sbWb LNjtiTC9S692brvjUS2jorjY6vXwEZNh5Dj1SWRqnFDXuSpZyGZSgxMyLH5VCvDP auFY1TdQ+HY7pLW0bmbyKdluHipzonYEU19XO4= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=content-type:date:from:message-id :mime-version:subject:to:x-me-proxy:x-me-proxy:x-me-sender :x-me-sender:x-sasl-enc; s=fm1; bh=vh6M0VHMbK5C1dHEaoFnR0F+TUoej 2I7OJ8MOXvDrk8=; b=PM317eUIcqsWoZbPrbS9SXnJUqBpwm21yc8Mmv2JCyXrz ArfMOdKRWoIARQaQktyOxxjCl0tOukxZC0ERWTSS9UOyypGV8inK3pT8TmLj1i6A I25rGcF+20nz7kIrk4POzys+RjCJPzVB+FPkSgAu7BWZSnv36/gNZkJYAB9Oekw9 m32Z452Z0rEWe7h9hdg2g+ICuDNsFb2oM/z+IoaWPk55Csu1+iZ1TLQP/C0Bq9/e ygx5PJ0bMJLD8pEhb1T1iUb7Kw9LdSNTVggZwrfo9Lj/vC0ECC40sEkGVDO38491 m4nfN04Jn7lUf4DHjAOnEekb7/caJlT0aZKSwhOBA== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvuddrleeigddutdekucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucenucfjughrpeffhffvuffkgggtugesthdtredttd dtvdenucfhrhhomhepnfgvohcuhfgrmhhulhgrrhhiuceolhgvohesfhgrmhhulhgrrhhi rdhnrghmvgeqnecuggftrfgrthhtvghrnhepueeiudeijeduffdvhfejvdegvdehgffgje dvveekfeefleefkeeuieejudevtedunecuffhomhgrihhnpehgnhhurdhorhhgnecuvehl uhhsthgvrhfuihiivgeptdenucfrrghrrghmpehmrghilhhfrhhomheplhgvohesfhgrmh hulhgrrhhirdhnrghmvg X-ME-Proxy: Received: by mail.messagingengine.com (Postfix) with ESMTPA for ; Fri, 17 Dec 2021 12:59:18 -0500 (EST) Date: Fri, 17 Dec 2021 12:59:16 -0500 From: Leo Famulari To: guix-devel@gnu.org Subject: Should the linter warn if a package depends on multiple versions of the same program? Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Received-SPF: pass client-ip=66.111.4.28; envelope-from=leo@famulari.name; helo=out4-smtp.messagingengine.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 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, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: guix-devel@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Development of GNU Guix and the GNU System distribution." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: guix-devel-bounces+larch=yhetil.org@gnu.org Sender: "Guix-devel" X-Migadu-Flow: FLOW_IN X-Migadu-Country: US ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=yhetil.org; s=key1; t=1639763986; h=from:from:sender:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:mime-version:mime-version: content-type:content-type:list-id:list-help:list-unsubscribe: list-subscribe:list-post:dkim-signature; bh=vh6M0VHMbK5C1dHEaoFnR0F+TUoej2I7OJ8MOXvDrk8=; b=NKFkuGhcThFMnEoS10+kjk3xjpRoEO55VtF1EG5rqkqUWoVPDDaVrpmjF8iVMPXQkrftGD JnGEnvqyPZnBIm3iJ7mqdXlrUVkdr9paL/HMiMJG1JKS9LYwyqUClpAeeH0I1xtriT6QI2 kmhIxwH+IvvZ8Tenxe/aVln30K626vzDOMzsoKUC6j8JjvYRvtGQnNLg++nyMHVZ+CaSRp XliUdEGfrjw45MDGXXEXjeQq2IopqkU3ILqcA6OvyC2/9Tay7+lZ9S1TtZ1SgVOS+JOjmp Es8laXUKmGHZKWzVJ/K9v2Dyxtdau7b13kWyPwdMCb2fw1k01LSA+WMVWanhXw== ARC-Seal: i=1; s=key1; d=yhetil.org; t=1639763986; a=rsa-sha256; cv=none; b=svAdxxULO50ylVlXr1sqe2BNtifLtUflECZB36idHDD9S7ZtTAbvbWQljlM71yXg0pLyo2 F6LQcrXKNO1785HJFz9c2kgjD+haP+527hCpuCtu8xecHfb4NgUybtID2brdebHT8GGXgZ fcRhFBM6AM0IKvTmrGzwzYTF78M0CpHHc6nRGRQFCxd3NX2b3dwpfTAvBigz5Q2w3Ke7DE hyLtpP8ONOnFHuSyWZO4M2aptNkXxWNgVEFpK8iKFmVfSByUxKWEGwSgYxx28QM7mcIGIV zrCRtJZ3cEznGPtD9Y+/Du38/Lc6ql0PKmdIQzcfovhjaB36bF9pDeQn1xJWnw== ARC-Authentication-Results: i=1; aspmx1.migadu.com; dkim=pass header.d=famulari.name header.s=mesmtp header.b="x4CAZ +d"; dkim=pass header.d=messagingengine.com header.s=fm1 header.b=PM317eUI; dmarc=none; spf=pass (aspmx1.migadu.com: domain of "guix-devel-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="guix-devel-bounces+larch=yhetil.org@gnu.org" X-Migadu-Spam-Score: -12.50 Authentication-Results: aspmx1.migadu.com; dkim=pass header.d=famulari.name header.s=mesmtp header.b="x4CAZ +d"; dkim=pass header.d=messagingengine.com header.s=fm1 header.b=PM317eUI; dmarc=none; spf=pass (aspmx1.migadu.com: domain of "guix-devel-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="guix-devel-bounces+larch=yhetil.org@gnu.org" X-Migadu-Queue-Id: 8661D15B8E X-Spam-Score: -12.50 X-Migadu-Scanner: scn0.migadu.com X-TUID: dLkwsPwweZEu Currently we have a problem caused by glibmm-2.64 propagating two different versions of libsigc++: https://issues.guix.gnu.org/52519 I think this is something that is rarely desirable. Maybe the linter could check for cases like this? Of course, "cases like this" still needs to be defined exactly...