From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mp2 ([2001:41d0:2:4a6f::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by ms11 with LMTPS id mPb4Ca2Kvl7TLgAA0tVLHw (envelope-from ) for ; Fri, 15 May 2020 12:27:25 +0000 Received: from aspmx1.migadu.com ([2001:41d0:2:4a6f::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by mp2 with LMTPS id IELeBa2Kvl4OOgAAB5/wlQ (envelope-from ) for ; Fri, 15 May 2020 12:27:25 +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 9F14F941276 for ; Fri, 15 May 2020 12:27:22 +0000 (UTC) Received: from localhost ([::1]:40780 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jZZQv-0003RG-Iv for larch@yhetil.org; Fri, 15 May 2020 08:27:21 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:43138) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jZZQH-000326-D3 for guix-devel@gnu.org; Fri, 15 May 2020 08:26:41 -0400 Received: from lepiller.eu ([89.234.186.109]:37556) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jZZQF-0003iy-HO for guix-devel@gnu.org; Fri, 15 May 2020 08:26:41 -0400 Received: from lepiller.eu (localhost [127.0.0.1]) by lepiller.eu (OpenSMTPD) with ESMTP id 24ece0cf; Fri, 15 May 2020 12:26:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed; d=lepiller.eu; h=date :in-reply-to:references:mime-version:content-type :content-transfer-encoding:subject:to:from:message-id; s=dkim; bh=IdvuIzlYqn7Bwobq+gm9xwFpwMvw5w8hOCu0j1/O2k4=; b=T50ky3Zx9x9n MzuWILXcT6Ko3rB61FtqiImvWPOTFPU+ETNBVwlKK7NGNLWsgOLOycAR5Lgpx2Ju RN5vtFy5H8KeEyRtk+nSKIltMzsv3dvkDZ7kHwpOeXIVH7SCKdf5zxf/njMjOw7k kZ3CsLLNpMK1DFEi6liRQmMIrnTkqJPSweIYjxac+YXP0dvQLvpYRje1tImrAhZd uuGlK1H8lvV4aNQO/LwrW1lhYhgR1U89qgyfId7m7+j8t61xAfjTpuMwv5BO1Zp0 uFnFTtz8Lm6Tce10qB89kp9gQTiQ4411MouRttU1EfDbCVm3ymvV8LVzpB79HVAG SE1z1jHXmg== Received: by lepiller.eu (OpenSMTPD) with ESMTPSA id be52795c (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256:NO); Fri, 15 May 2020 12:26:31 +0000 (UTC) Date: Fri, 15 May 2020 08:26:08 -0400 User-Agent: K-9 Mail for Android In-Reply-To: <87v9kx7jh5.fsf@alice.lan> References: <87v9kx7jh5.fsf@alice.lan> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Subject: Re: What to do when udpating a package ? To: guix-devel@gnu.org,Edouard Klein From: Julien Lepiller Message-ID: Received-SPF: none client-ip=89.234.186.109; envelope-from=julien@lepiller.eu; helo=lepiller.eu X-detected-operating-system: by eggs.gnu.org: First seen = 2020/05/15 08:26:36 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] 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, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: guix-devel@gnu.org X-Mailman-Version: 2.1.23 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-Scanner: scn0 Authentication-Results: aspmx1.migadu.com; dkim=pass header.d=lepiller.eu header.s=dkim header.b=T50ky3Zx; dmarc=pass (policy=none) header.from=lepiller.eu; spf=pass (aspmx1.migadu.com: domain of guix-devel-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=guix-devel-bounces@gnu.org X-Spam-Score: -0.71 X-TUID: O15fdsVBQinb Le 15 mai 2020 03:20:06 GMT-04:00, Edouard Klein a = =C3=A9crit : >Dear Guix Developers, > >I have a few beginner questions=2E >Attached to this email you will find the "reverse-package" graph of >python-prompt-toolkit=2E Hi, In general, some packages on master may fail to build=2E We try to fix the= se, but it's not always easy=2E When updating a package, you should make sure that its dependents all buil= d or did not build before your changes=2E Fix those who now fail to build= =2E I don't think having both versions is a good thing because it will create = conflicts when installing (have you tried to install a package that propaga= tes both to a profile?)=2E It would be ok if they had no file in common but= I doubt it is the case=2E For any package that requires version 2, make su= re its dependencies only use version 2, or update the package if the newer = version can support version 3=2E It's not always easy to find the right ord= er of upgrades, as you should make sure nothing is broken in between patche= s=2E Relying on propagated inputs to provide a dependency is going to simplify = the graphs, but not the work of other maintainers who will have to investig= ate how the dependency is provided, so I don't think it's a good idea=2E You should rebuild every dependent, even those who only depend on the pack= age for native-inputs, since there can be an error an any point (though les= s likely)=2E I hope I answered your questions=2E Your message was split into two multip= art sections and my client wasn't able to cite the interesting part, which = makes it hard for me to check what your questions were while typing my answ= er=2E