From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marius Bakke Subject: bug#23776: Perl's .pod files include timestamps, making Perl package builds non-deterministic Date: Thu, 12 Jan 2017 18:24:52 +0100 Message-ID: <87k2a06viz.fsf@kirby.i-did-not-set--mail-host-address--so-tickle-me> References: <87fusdgyg5.fsf@gnu.org> <20160616153927.GB2245@jasmine> <20160619173154.GA26953@jasmine> <87mvexuta8.fsf@gnu.org> Mime-Version: 1.0 Content-Type: multipart/signed; boundary="=-=-="; micalg=pgp-sha512; protocol="application/pgp-signature" Return-path: Received: from eggs.gnu.org ([2001:4830:134:3::10]:60813) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cRj7c-0004Es-4a for bug-guix@gnu.org; Thu, 12 Jan 2017 12:25:13 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cRj7W-0003pb-OH for bug-guix@gnu.org; Thu, 12 Jan 2017 12:25:08 -0500 Received: from debbugs.gnu.org ([208.118.235.43]:36358) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1cRj7W-0003pV-KX for bug-guix@gnu.org; Thu, 12 Jan 2017 12:25:02 -0500 Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1cRj7W-0005CJ-CD for bug-guix@gnu.org; Thu, 12 Jan 2017 12:25:02 -0500 Sender: "Debbugs-submit" Resent-Message-ID: In-Reply-To: <87mvexuta8.fsf@gnu.org> List-Id: Bug reports for GNU Guix List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-guix-bounces+gcggb-bug-guix=m.gmane.org@gnu.org Sender: "bug-Guix" To: Ludovic =?UTF-8?Q?Court=C3=A8s?= , Leo Famulari Cc: 23776@debbugs.gnu.org --=-=-= Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Ludovic Court=C3=A8s writes: > Leo Famulari skribis: > >> On Thu, Jun 16, 2016 at 11:39:27AM -0400, Leo Famulari wrote: >>> On Thu, Jun 16, 2016 at 01:33:46PM +0200, Ludovic Court=C3=A8s wrote: >>> > The problem is described in : >>> >=20 >>> > --8<---------------cut here---------------start------------->8--- >>> > timestamps_in_documentation_generated_by_podman: >>> > description: | >>> > The module Pod::Man includes timestamps in its embedded manpages: >>> > http://sources.debian.net/src/perl/latest/cpan/podlators/lib/Pod/= Man.pm/?hl=3D1700#L977 >>> > They should be based on the mtime of the original file. >>> > url: https://wiki.debian.org/ReproducibleBuilds/TimestampsInManpage= sGeneratedByPodMan >>>=20 >>> According to the information on this page, we should set POD_MAN_DATE >>> while building. Should we make the perl-build-system export this >>> variable? Set to SOURCE_DATE_EPOCH? >> >> I noticed that Pod::Man is supposed to respect SOURCE_DATE_EPOCH, as of >> the upstream module version 4.03 (released 2015-12-06). Does anyone know >> how to check the version of the module bundled into perl? > > For the record, even though Pod::Man supposedly honors SOURCE_DATE_EPOCH > as of Perl 5.24, we still have this problem: > > --8<---------------cut here---------------start------------->8--- > $ diff -r /gnu/store/hczskszmhm2l65vy8nv990lzc5dk3ln9-perl-algorithm-c3-0= .10{,-check} > diff -r /gnu/store/hczskszmhm2l65vy8nv990lzc5dk3ln9-perl-algorithm-c3-0.1= 0/lib/perl5/5.24.0/x86_64-linux-thread-multi/perllocal.pod /gnu/store/hczsk= szmhm2l65vy8nv990lzc5dk3ln9-perl-algorithm-c3-0.10-check/lib/perl5/5.24.0/x= 86_64-linux-thread-multi/perllocal.pod > 1c1 > < =3Dhead2 Wed Jan 11 22:20:36 2017: C L > --- >> =3Dhead2 Wed Jan 11 22:20:34 2017: C L > --8<---------------cut here---------------end--------------->8--- Isn't this fixed by be12f4e27505edd87c4aa457fec43dd0fee23b79 from 'core-updates'? --=-=-= Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAEBCgAdFiEEu7At3yzq9qgNHeZDoqBt8qM6VPoFAlh3u+QACgkQoqBt8qM6 VPp0jQgAik8c4mgOugv+iCjxbds0eJgezsC6i+OIfDsWyHLhMtYRnt9M/YMk1Siq Unu0GQEC9bsNRAAjo/LDoryuoNo65bbja50Cj9kHw/6Ads3olMS0ZbXd1wtAfD1M jgQSiOTLBVrgsb3oMu339fJG7MgFCyhUfCsSCYx90ifReyYwvu5gOqU5MUtFGsTz Bd1qnfCpqGJ/quc8YWOKhRm7iYnKJH0+g8sboCxNWrrM7xFefiXoCu3QtrX6vLSq jSWCKRXw4aY5Tdi+ctQ/ETAsgmMiLnPouEczL4TtY5Gpeq1vJNQsWSvcm8Ae8LZN NBPqnA/fYfYlDDzHHZwBaVUXeTIvTA== =Xuck -----END PGP SIGNATURE----- --=-=-=--