From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mp12.migadu.com ([2001:41d0:8:6d80::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by ms5.migadu.com with LMTPS id uL98EHSiqWIF1AAAbAwnHQ (envelope-from ) for ; Wed, 15 Jun 2022 11:12:20 +0200 Received: from aspmx1.migadu.com ([2001:41d0:8:6d80::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by mp12.migadu.com with LMTPS id uC4sEHSiqWJcVQAAauVa8A (envelope-from ) for ; Wed, 15 Jun 2022 11:12:20 +0200 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 E13E6E539 for ; Wed, 15 Jun 2022 11:12:19 +0200 (CEST) Received: from localhost ([::1]:48966 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1o1P4U-0003fT-Cp for larch@yhetil.org; Wed, 15 Jun 2022 05:12:18 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:55462) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1o1OrX-0005ZE-Qy for guix-devel@gnu.org; Wed, 15 Jun 2022 04:58:59 -0400 Received: from fencepost.gnu.org ([2001:470:142:3::e]:57122) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1o1OrS-0002tU-A0; Wed, 15 Jun 2022 04:58:53 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=MIME-Version:In-Reply-To:Date:References:Subject:To: From; bh=/bdvAYoBTp5ewgE2rZWt90lmMtQR8iUeDd2e76uP0cI=; b=iMG5q9AFiIAnJpGp4Egg D+PPkYCItM8OD67v1o5Al7/ZODe9XB+wJKjmbC9CNdKFUqY8RFZWwM+hzaYaru/mAX4CoGpGDhrLY bZ4zMiIJuBArIXcQZuFJhI2qEQDLC8FGMKJyuj/bQYUTsXhBIwmWy9wmfDydrPTbZAmI3TuiOy8lW hRitOYEUYlUPQCsSqh/QTAG98wTpwrvRHqgRkzvFz+sPian90Z82YVMJjuTo3R6q3yfxQGzRMriVX PVHrSbUAN8kbMFrvbDQ6tPAg1j2K46NzIG9EwlTF6c5PtX+ZYHL1E8iTAp4PVVR7IAQWcEZj+rpkl FyigPb83MXwt7A==; Received: from 91-160-117-201.subs.proxad.net ([91.160.117.201]:52596 helo=ribbon) by fencepost.gnu.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1o1OrR-0004DO-Rv; Wed, 15 Jun 2022 04:58:50 -0400 From: =?utf-8?Q?Ludovic_Court=C3=A8s?= To: Vagrant Cascadian Cc: Guix Devel Subject: Re: Set FORCE_SOURCE_DATE=1 by default References: <87bkv0f52g.fsf@contorta> X-URL: http://www.fdn.fr/~lcourtes/ X-Revolutionary-Date: Septidi 27 Prairial an 230 de la =?utf-8?Q?R=C3=A9vo?= =?utf-8?Q?lution=2C?= jour de la Verveine X-PGP-Key-ID: 0x090B11993D9AEBB5 X-PGP-Key: http://www.fdn.fr/~lcourtes/ludovic.asc X-PGP-Fingerprint: 3CE4 6455 8A84 FDC6 9DB4 0CFB 090B 1199 3D9A EBB5 X-OS: x86_64-pc-linux-gnu Date: Wed, 15 Jun 2022 10:58:47 +0200 In-Reply-To: <87bkv0f52g.fsf@contorta> (Vagrant Cascadian's message of "Fri, 10 Jun 2022 16:53:59 -0700") Message-ID: <87h74muwu0.fsf@gnu.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable 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-To: larch@yhetil.org X-Migadu-Country: US ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=yhetil.org; s=key1; t=1655284340; h=from:from:sender:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:list-id:list-help: list-unsubscribe:list-subscribe:list-post:dkim-signature; bh=/bdvAYoBTp5ewgE2rZWt90lmMtQR8iUeDd2e76uP0cI=; b=qfuLWXEJZk2vCw4C2+mV+QZ/eNzwOyXTWbAM8M8Y1Zw80FadM3JYa68f8oTkKJAAAK2Xqa 50eixw0FYBLiIBPqqV0239HVw/5Cx6VhAk34FcNywdxOjhGe8eVo9PcTKUA6orpVNbYbzb LNkEtyDignB/xV8gwEOg8/6WjfQcwhNd/w5dMOSN/NVqSYoMo4sv68L+5JqEIE+kivhcxz BWVLJEJP+aOES9hIXW/GRrLCyKfpQyEIVoG8EYP+Qw3tjqATR0BUt1gRicn6jJnF8lwync TLuk+fxvCO9w1aADDFRv3BCSS8Z6Dyv9t9Zd1YpwYUKxuUBC2bRPf7jHJfRd1Q== ARC-Seal: i=1; s=key1; d=yhetil.org; t=1655284340; a=rsa-sha256; cv=none; b=DWBilhxdTszma+74/7MuX5zpuin7mS1u4NDnxHYB9HGbFsdK5HKo9JsA70bp1uRSM6viSL RCC+2xpL8CZFP4J+cMz7Schz8L4QV7awbXZZNcUyoW0C81yincP4GY3Nig6FcKm0Zf2UoD IjuiYYE8Qocse4jAKJaBlIxD7Kl8TMTn993nhioiew9/GKCC6TzHmYHR54ivLQJVBRSTsG a2sAwoKVKLkgwCaNZ3dub4CDBEfxavj4/0vS3z5nrUbMkyf2WNg3D9Qz0jZjH6CEkdShte K+Owdg+MQM5V+Grarq2AvJfk9Ob9c/gt7w++osy7dvz/aYs1dgrfI0gT0yKW3Q== ARC-Authentication-Results: i=1; aspmx1.migadu.com; dkim=pass header.d=gnu.org header.s=fencepost-gnu-org header.b=iMG5q9AF; dmarc=pass (policy=none) header.from=gnu.org; 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: -8.99 Authentication-Results: aspmx1.migadu.com; dkim=pass header.d=gnu.org header.s=fencepost-gnu-org header.b=iMG5q9AF; dmarc=pass (policy=none) header.from=gnu.org; 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: E13E6E539 X-Spam-Score: -8.99 X-Migadu-Scanner: scn0.migadu.com X-TUID: WU7/lKpn59iU Hi! Vagrant Cascadian skribis: > From 7a39330b56934accef14b5e2ac003e211c7c6c5b Mon Sep 17 00:00:00 2001 > From: Vagrant Cascadian > Date: Fri, 10 Jun 2022 16:12:59 -0700 > Subject: [PATCH] guix: gnu-build-system: Set FORCE_SOURCE_DATE in > set-SOURCE-DATE-EPOCH phase. > > * guix/build/gnu-build-system.scm (set-SOURCE-DATE-EPOCH): Set > FORCE_SOURCE_DATE=3D1. Update URL. [...] > (define* (set-SOURCE-DATE-EPOCH #:rest _) > - "Set the 'SOURCE_DATE_EPOCH' environment variable. This is used by to= ols > -that incorporate timestamps as a way to tell them to use a fixed timesta= mp. > -See https://reproducible-builds.org/specs/source-date-epoch/." > - (setenv "SOURCE_DATE_EPOCH" "1")) > + "Set the 'SOURCE_DATE_EPOCH' and 'FORCE_SOURCE_DATE' environment varia= bles. > +This is used by tools that incorporate timestamps as a way to tell them = to use > +a fixed timestamp. See https://reproducible-builds.org/docs/source-date= -epoch/." > + (setenv "SOURCE_DATE_EPOCH" "1") > + (setenv "FORCE_SOURCE_DATE" "1")) I=E2=80=99d mention above that FORCE_SOURCE_DATE is honored exclusively by TeX Live. It=E2=80=99s a bit of a bummer that we have to do that here, but as you poi= nt out, TeX Live can be used pretty much in any package and we=E2=80=99d rathe= r not track every possible issue by hand. I think it can go to =E2=80=98core-updates=E2=80=99. Thanks! Ludo=E2=80=99.