From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mp2 ([2001:41d0:8:6d80::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by ms11 with LMTPS id cIPgK2BJUmDyAQAA0tVLHw (envelope-from ) for ; Wed, 17 Mar 2021 18:24:32 +0000 Received: from aspmx1.migadu.com ([2001:41d0:8:6d80::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by mp2 with LMTPS id mDmiJ2BJUmABQAAAB5/wlQ (envelope-from ) for ; Wed, 17 Mar 2021 18:24:32 +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 4081727CCB for ; Wed, 17 Mar 2021 19:24:32 +0100 (CET) Received: from localhost ([::1]:42050 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lMaqN-0007NV-CG for larch@yhetil.org; Wed, 17 Mar 2021 14:24:31 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:37108) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lMapm-0007Jy-Tk for guix-devel@gnu.org; Wed, 17 Mar 2021 14:23:55 -0400 Received: from mail.zaclys.net ([178.33.93.72]:54805) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lMapj-0004wc-9G for guix-devel@gnu.org; Wed, 17 Mar 2021 14:23:54 -0400 Received: from guix-xps.local (82-64-145-38.subs.proxad.net [82.64.145.38]) (authenticated bits=0) by mail.zaclys.net (8.14.7/8.14.7) with ESMTP id 12HINmJM033350 (version=TLSv1/SSLv3 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Wed, 17 Mar 2021 19:23:48 +0100 DMARC-Filter: OpenDMARC Filter v1.3.2 mail.zaclys.net 12HINmJM033350 Authentication-Results: mail.zaclys.net; spf=fail smtp.mailfrom=lle-bout@zaclys.net DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=zaclys.net; s=default; t=1616005429; bh=EbvPPWAaMRWfn3ZTkj57FglYH7MoPO9NpdvRV7DEr08=; h=Subject:From:To:Date:In-Reply-To:References:From; b=dxOro2Zf/thdf/aurnJ+TjNZ/ymbR3MdkhLZV5dL2qn2ywopbEHD5UV+bU1qs71MB nJez4nQsQ7hJPmndaTJ88NjT6EvZl0e2WdHmTo1OFlhn03abLMPQ0mDuczR1+mzamr 7iE2GF6sIKCZRLEN1StrKT5r3NJuZ46mGkzozXSA= Message-ID: <1efe20449fe7eb05f04ec4c7b480e92d6c3d16f6.camel@zaclys.net> Subject: Re: Rust and parametric packages From: =?ISO-8859-1?Q?L=E9o?= Le Bouter To: raingloom , "guix-devel@gnu.org" Date: Wed, 17 Mar 2021 19:23:48 +0100 In-Reply-To: <20210317183031.45a5031d@riseup.net> References: <20210317183031.45a5031d@riseup.net> Content-Type: multipart/signed; micalg="pgp-sha512"; protocol="application/pgp-signature"; boundary="=-2xwAVvE8Dtf6/pAxgfWG" User-Agent: Evolution 3.34.2 MIME-Version: 1.0 Received-SPF: pass client-ip=178.33.93.72; envelope-from=lle-bout@zaclys.net; helo=mail.zaclys.net 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, SPF_HELO_NONE=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: 2.1.23 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-Migadu-Flow: FLOW_IN ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=yhetil.org; s=key1; t=1616005472; 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:in-reply-to:in-reply-to: references:references:list-id:list-help:list-unsubscribe: list-subscribe:list-post:dkim-signature; bh=EbvPPWAaMRWfn3ZTkj57FglYH7MoPO9NpdvRV7DEr08=; b=BSwdGiTgABo79Xw5eF7XNSVIf3deGSsO0z/L6Po2zcwm8FlZ1vSpm6Tc6GA6eqYsSiP0lv EzRBrWBl0JHPZMO+mMqrpawB6H/ByUSMlXX0iR5ADkQbBzqP3jJ+eIW1NnFg7jm7fXJrGj AALvDg9rArdMOD2dBb45OcstQrA0G9rHdh6iwmIIbBP835/jAucMNiUNjcFDUjwzzq+t97 jYyOC6Kb274iUllJxHpxtHFCsM68/VCN/kQNYN7cUdeZk59IbS+Qq5E2tu3LhzmYT9Myri ftLU30/ICxkXIbkMtyOIfbXRJaVPpcTuXaoS0guOUrJtx3LMwrKcJVHgcnc56g== ARC-Seal: i=1; s=key1; d=yhetil.org; t=1616005472; a=rsa-sha256; cv=none; b=aZnFz1/FoUJBx8mSRBB0czIJiTuhq6CHIEjcDNT5f1PeKlaL11cpDcbbMh7c9fA8+aKM/8 jYwUcGGFFqirPbwWxt7INQCIhK+btK2GCU1hqBItkg77DIs9rQVPZfLtBh4q6ci67JQ1ze iY0U9Pvf+yqSxq1H04YbmIAHVjZbpgXh9KRjV/kPWgVrAGS6wRLnG52vybeMu2RC5xY2/K CNNEck/mCD6+hpqUDtvcJWL0YZMCQ1tgqyE7J/igM6BI1TVPjWwbJbT81r/j+UT6vAiwNp fIK9YI6+jVSurR2/6BPwo2dR9xSqbGQ4pSE0jMhrkdMHSmWX4+a5T+PaUOJl7Q== ARC-Authentication-Results: i=1; aspmx1.migadu.com; dkim=pass header.d=zaclys.net header.s=default header.b=dxOro2Zf; dmarc=pass (policy=reject) header.from=zaclys.net; 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-Migadu-Spam-Score: -5.20 Authentication-Results: aspmx1.migadu.com; dkim=pass header.d=zaclys.net header.s=default header.b=dxOro2Zf; dmarc=pass (policy=reject) header.from=zaclys.net; 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-Migadu-Queue-Id: 4081727CCB X-Spam-Score: -5.20 X-Migadu-Scanner: scn0.migadu.com X-TUID: h6Imaz4BxdHb --=-2xwAVvE8Dtf6/pAxgfWG Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Wed, 2021-03-17 at 18:30 +0100, raingloom wrote: > I'm re-reading the threads about Rust packaging and I realized there > might be a solution to the build artifact reuse problem. >=20 > As I understand it, the problem is that crates can be compiled with > any > number of features enabled or disabled. If this and the compiler > version are truly the only variables to consider, we could just lift > the features to the package level, right? >=20 > https://lists.gnu.org/archive/html/guix-devel/2021-02/msg00269.html >=20 I advise you look there also:=20 https://rust-lang.zulipchat.com/#narrow/stream/246057-t-cargo/topic/rlib-in= termediate-object-reuse/near/225653640 --=-2xwAVvE8Dtf6/pAxgfWG Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part Content-Transfer-Encoding: 7bit -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEFIvLi9gL+xax3g6RRaix6GvNEKYFAmBSSTQACgkQRaix6GvN EKYhnxAArEf1uXSgGZXF+bTTre7laqo3AfoKNlgSpXshu2aTfXN9HXDRA5wfnrc4 kpD8UbH1QaCWyNOle5BCBQFcPkQmaCwam2H5EW9C7PeaETOs6jVYt6XlZY2q5T35 UYD4kQqnXxl9+6rHohSVBYAtWkykTPjFZ3YY2/jahWzfusmEz8OOCvlHQcBh/rdo poQ2bc+deCg/n9WpUKrbmylTh9szx+kiUjuiBEyB4V9pz9v0WPyvACNCjBWGG3m4 nJK3rlJHtUkAnkqUyAY+Je80+Wst1YXSlKAOw5y0SBZ0jZldwNH2J0Es07fC6NL+ MgsQwgODJPpwo9kck7sHsG1IaFcy6c3gJ7Bo6hgJv2K5/eeIb/66Do+53KoMan44 WKwtLos16awm83IHOsQfMSKa7hdZFI1YKXDbxPDoqGjP9Jif60cTrllzPyT2Vvrl ou8hICyHnBSscybkrWHjFr6IrdFv8IVZrSmEQD/RPBFlFm3+PVRtwyBuzqDHzwU9 BOjAD60ccTBxxPFfuf5rlETlxJexrkkOPxS2H4ZHDnXR0S4K+QbfeQN6DOL4Eki+ bskGR7s0d3+HsxyXX3w7kP7wAtBydmYPDWpgOpm7UWsn7SUpcgiWQIwbyTDTRb5v YFdYyRAfaLq0GAT3X9dAbXqvtuZGjZ8Hlr921AHVMamnXQqytxM= =MD8e -----END PGP SIGNATURE----- --=-2xwAVvE8Dtf6/pAxgfWG--