Re: Debian part of a version number when epoch is bumped

From	James McCoy <jamessan@debian.org>
Newsgroups	linux.debian.devel
Subject	Re: Debian part of a version number when epoch is bumped
Date	2018-04-03 05:20 +0200
Message-ID	<vAkEh-2ag-1@gated-at.bofh.it> (permalink)
References	(3 earlier) <vyJdL-3IT-5@gated-at.bofh.it> <vz0oi-6gt-9@gated-at.bofh.it> <vAcx4-54A-3@gated-at.bofh.it> <vAdCN-5KL-1@gated-at.bofh.it> <vAkuB-26M-3@gated-at.bofh.it>
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On Mon, Apr 02, 2018 at 11:01:30PM -0400, The Wanderer wrote:
> On 2018-04-02 at 15:41, Simon McVittie wrote:
> 
> > On Mon, 02 Apr 2018 at 20:30:54 +0200, Christian T. Steigies wrote:
> > 
> >> I don't understand why everybody is so afraid of an epoch, but ok.
> > 
> > It's a source of confusion (and confusing side-effects) that, once 
> > added, can never be removed, however many upstream releases might 
> > happen.
> 
> I thought that in theory, if the upstream version later increases to the
> point where it would sort above the with-an-epoch version (whether
> because it's a date-based version and new versions keep coming out all
> the way into the next millennium, or because the upstream version scheme
> changes again, or whatever else), the epoch could potentially be dropped
> without introducing issues. Is that wrong?

Yes.  There's an implicit 0 epoch in any version that doesn't have
an explicit epoch.  Therefore, it doesn't matter what contortions the
upstream version does.  Returning to an implicit 0 epoch would sort
lower than the previous explicit epoch.

Cheers,
-- 
James
GPG Key: 4096R/91BF BF4D 6956 BD5D F7B7  2D23 DFE6 91AE 331B A3DB

Thread

Debian part of a version number when epoch is bumped Jeremy Bicha <jbicha@debian.org> - 2018-02-05 16:50 +0100
  Re: Debian part of a version number when epoch is bumped Matt Zagrabelny <mzagrabe@d.umn.edu> - 2018-02-05 17:00 +0100
  Re: Debian part of a version number when epoch is bumped Mattia Rizzolo <mattia@debian.org> - 2018-02-05 17:10 +0100
    Re: Debian part of a version number when epoch is bumped Colin Watson <cjwatson@debian.org> - 2018-02-06 09:40 +0100
      Re: Debian part of a version number when epoch is bumped Mattia Rizzolo <mattia@debian.org> - 2018-02-06 14:30 +0100
        Re: Debian part of a version number when epoch is bumped Colin Watson <cjwatson@debian.org> - 2018-02-06 23:30 +0100
          Re: Debian part of a version number when epoch is bumped Michael Stone <mstone@debian.org> - 2018-02-07 13:20 +0100
          Re: Debian part of a version number when epoch is bumped Jonathan McDowell <noodles@earth.li> - 2018-02-07 11:10 +0100
            Re: Debian part of a version number when epoch is bumped Wouter Verhelst <wouter@debian.org> - 2018-02-07 18:00 +0100
          Re: Debian part of a version number when epoch is bumped Seth Arnold <seth.arnold@canonical.com> - 2018-02-08 00:50 +0100
            Re: Debian part of a version number when epoch is bumped Ian Jackson <ijackson@chiark.greenend.org.uk> - 2018-02-09 13:10 +0100
              Re: Debian part of a version number when epoch is bumped Philipp Kern <pkern@debian.org> - 2018-02-09 13:50 +0100
                Re: Debian part of a version number when epoch is bumped Ian Jackson <ijackson@chiark.greenend.org.uk> - 2018-02-09 17:10 +0100
                Re: Debian part of a version number when epoch is bumped Colin Watson <cjwatson@debian.org> - 2018-02-09 18:20 +0100
                Re: Debian part of a version number when epoch is bumped Philipp Kern <pkern@debian.org> - 2018-02-09 18:20 +0100
                Re: Debian part of a version number when epoch is bumped Russ Allbery <rra@debian.org> - 2018-02-09 18:30 +0100
                Re: Debian part of a version number when epoch is bumped Philipp Kern <pkern@debian.org> - 2018-02-09 19:00 +0100
                Re: Debian part of a version number when epoch is bumped Russ Allbery <rra@debian.org> - 2018-02-09 19:20 +0100
                Re: Debian part of a version number when epoch is bumped Andrey Rahmatullin <wrar@debian.org> - 2018-02-09 20:30 +0100
                Re: Debian part of a version number when epoch is bumped Jeremy Bicha <jbicha@debian.org> - 2018-02-09 20:40 +0100
                Re: Debian part of a version number when epoch is bumped Guillem Jover <guillem@debian.org> - 2018-02-12 03:30 +0100
                Re: Debian part of a version number when epoch is bumped Wouter Verhelst <wouter@debian.org> - 2018-02-14 13:00 +0100
                Re: Debian part of a version number when epoch is bumped Vincent Bernat <bernat@debian.org> - 2018-02-14 14:00 +0100
                Re: Debian part of a version number when epoch is bumped Jeremy Bicha <jbicha@ubuntu.com> - 2018-02-14 14:50 +0100
                Re: Debian part of a version number when epoch is bumped Michael Biebl <biebl@debian.org> - 2018-02-14 16:40 +0100
                Re: Debian part of a version number when epoch is bumped Henrique de Moraes Holschuh <hmh@debian.org> - 2018-02-14 15:00 +0100
                Re: Debian part of a version number when epoch is bumped Lars Wirzenius <liw@liw.fi> - 2018-02-14 15:20 +0100
                Re: Debian part of a version number when epoch is bumped Vincent Bernat <bernat@debian.org> - 2018-02-14 19:00 +0100
                Re: Debian part of a version number when epoch is bumped Lars Wirzenius <liw@liw.fi> - 2018-02-14 20:30 +0100
                Re: Debian part of a version number when epoch is bumped Vincent Bernat <bernat@debian.org> - 2018-02-14 21:10 +0100
                Re: Debian part of a version number when epoch is bumped Michael Stone <mstone@debian.org> - 2018-02-14 21:20 +0100
                Re: Debian part of a version number when epoch is bumped Vincent Bernat <bernat@debian.org> - 2018-02-14 21:30 +0100
                Re: Debian part of a version number when epoch is bumped Michael Stone <mstone@debian.org> - 2018-02-14 21:40 +0100
                Re: Debian part of a version number when epoch is bumped Russ Allbery <rra@debian.org> - 2018-02-14 22:00 +0100
                Re: Debian part of a version number when epoch is bumped Michael Stone <mstone@debian.org> - 2018-02-14 22:30 +0100
                Re: Debian part of a version number when epoch is bumped Russ Allbery <rra@debian.org> - 2018-02-14 22:40 +0100
                Re: Debian part of a version number when epoch is bumped Michael Stone <mstone@debian.org> - 2018-02-14 23:10 +0100
                Re: Debian part of a version number when epoch is bumped Russ Allbery <rra@debian.org> - 2018-02-14 23:20 +0100
                Re: Debian part of a version number when epoch is bumped Michael Stone <mstone@debian.org> - 2018-02-14 23:40 +0100
                Re: Debian part of a version number when epoch is bumped Wouter Verhelst <wouter@debian.org> - 2018-02-15 11:20 +0100
                Re: Debian part of a version number when epoch is bumped Simon McVittie <smcv@debian.org> - 2018-02-15 11:50 +0100
                Re: Debian part of a version number when epoch is bumped Wouter Verhelst <wouter@debian.org> - 2018-02-15 12:30 +0100
                Re: Debian part of a version number when epoch is bumped Thibaut Paumard <thibaut@debian.org> - 2018-02-15 13:30 +0100
                Re: Debian part of a version number when epoch is bumped Vincent Ladeuil <v.ladeuil+debian@free.fr> - 2018-02-15 15:10 +0100
                Re: Debian part of a version number when epoch is bumped Guillem Jover <guillem@debian.org> - 2018-02-16 03:10 +0100
                Re: Debian part of a version number when epoch is bumped Dimitri John Ledkov <xnox@debian.org> - 2018-03-12 12:40 +0100
                Re: Debian part of a version number when epoch is bumped Cédric Boutillier <boutil@debian.org> - 2018-03-12 18:50 +0100
                Re: Debian part of a version number when epoch is bumped Simon McVittie <smcv@debian.org> - 2018-02-15 01:00 +0100
                Re: Debian part of a version number when epoch is bumped Michael Stone <mstone@debian.org> - 2018-02-14 21:50 +0100
                Re: Debian part of a version number when epoch is bumped Matt Zagrabelny <mzagrabe@d.umn.edu> - 2018-02-14 21:50 +0100
                Re: Debian part of a version number when epoch is bumped Adam Borowski <kilobyte@angband.pl> - 2018-02-15 08:50 +0100
                Re: Debian part of a version number when epoch is bumped gregor herrmann <gregoa@debian.org> - 2018-02-15 09:00 +0100
                Re: Debian part of a version number when epoch is bumped Adam Borowski <kilobyte@angband.pl> - 2018-02-15 09:30 +0100
                Re: Debian part of a version number when epoch is bumped Thibaut Paumard <thibaut@debian.org> - 2018-02-15 11:20 +0100
                Re: Debian part of a version number when epoch is bumped gregor herrmann <gregoa@debian.org> - 2018-02-15 13:10 +0100
                Re: Debian part of a version number when epoch is bumped Thibaut Paumard <thibaut@debian.org> - 2018-02-15 13:40 +0100
                Re: Debian part of a version number when epoch is bumped Vincent Bernat <bernat@debian.org> - 2018-02-15 14:20 +0100
                Re: Debian part of a version number when epoch is bumped Thibaut Paumard <thibaut@debian.org> - 2018-02-15 15:30 +0100
                Re: Debian part of a version number when epoch is bumped Michael Stone <mstone@debian.org> - 2018-02-15 14:20 +0100
                Re: Debian part of a version number when epoch is bumped Wouter Verhelst <wouter@debian.org> - 2018-02-14 15:50 +0100
                Re: Debian part of a version number when epoch is bumped Raphael Hertzog <hertzog@debian.org> - 2018-02-14 16:10 +0100
                Re: Debian part of a version number when epoch is bumped Andrey Rahmatullin <wrar@debian.org> - 2018-02-14 16:10 +0100
                Re: Debian part of a version number when epoch is bumped Michael Biebl <biebl@debian.org> - 2018-02-14 16:30 +0100
                Re: Debian part of a version number when epoch is bumped Andrey Rahmatullin <wrar@debian.org> - 2018-02-14 17:10 +0100
                Re: Debian part of a version number when epoch is bumped Marc Haber <mh+debian-devel@zugschlus.de> - 2018-02-14 18:30 +0100
                Re: Debian part of a version number when epoch is bumped Wouter Verhelst <wouter@debian.org> - 2018-02-15 11:20 +0100
                Re: Debian part of a version number when epoch is bumped Steve McIntyre <steve@einval.com> - 2018-02-14 15:10 +0100
                Re: Debian part of a version number when epoch is bumped Ian Campbell <ijc@debian.org> - 2018-02-14 15:50 +0100
                Re: Debian part of a version number when epoch is bumped Ian Jackson <ijackson@chiark.greenend.org.uk> - 2018-02-09 19:40 +0100
                Re: Debian part of a version number when epoch is bumped Guillem Jover <guillem@debian.org> - 2018-02-12 03:20 +0100
      Re: Debian part of a version number when epoch is bumped Steve McIntyre <steve@einval.com> - 2018-02-06 14:40 +0100
        Re: Debian part of a version number when epoch is bumped Mattia Rizzolo <mattia@debian.org> - 2018-02-06 15:00 +0100
    Re: Debian part of a version number when epoch is bumped Lars Wirzenius <liw@liw.fi> - 2018-02-06 14:40 +0100
      Re: Debian part of a version number when epoch is bumped Holger Levsen <holger@layer-acht.org> - 2018-02-06 15:20 +0100
      Re: Debian part of a version number when epoch is bumped Jonathan Dowland <jmtd@debian.org> - 2018-02-12 09:40 +0100
    Re: Debian part of a version number when epoch is bumped Jonathan Dowland <jmtd@debian.org> - 2018-02-06 14:40 +0100
      Re: Debian part of a version number when epoch is bumped Mattia Rizzolo <mattia@debian.org> - 2018-02-06 15:00 +0100
        Re: Debian part of a version number when epoch is bumped Chris Lamb <lamby@debian.org> - 2018-02-06 16:20 +0100
          Re: Debian part of a version number when epoch is bumped "Christian T. Steigies" <cts@debian.org> - 2018-02-07 14:00 +0100
            Re: Debian part of a version number when epoch is bumped Ian Jackson <ijackson@chiark.greenend.org.uk> - 2018-02-07 15:00 +0100
              Re: Debian part of a version number when epoch is bumped Ian Campbell <ijc@debian.org> - 2018-02-08 11:20 +0100
                Re: Debian part of a version number when epoch is bumped Raphael Hertzog <hertzog@debian.org> - 2018-02-08 12:00 +0100
                Re: Debian part of a version number when epoch is bumped Ian Campbell <ijc@debian.org> - 2018-02-09 21:00 +0100
                Re: Debian part of a version number when epoch is bumped Chris Lamb <lamby@debian.org> - 2018-02-09 23:10 +0100
            Re: Debian part of a version number when epoch is bumped Colin Watson <cjwatson@debian.org> - 2018-02-07 16:40 +0100
          Re: Debian part of a version number when epoch is bumped Raphael Hertzog <hertzog@debian.org> - 2018-02-07 11:00 +0100
            Re: Debian part of a version number when epoch is bumped Chris Lamb <lamby@debian.org> - 2018-02-07 11:50 +0100
              Re: Debian part of a version number when epoch is bumped Raphael Hertzog <hertzog@debian.org> - 2018-02-07 12:30 +0100
    Re: Debian part of a version number when epoch is bumped Jeremy Bicha <jbicha@debian.org> - 2018-03-28 22:20 +0200
      Re: Debian part of a version number when epoch is bumped Chris Lamb <lamby@debian.org> - 2018-03-29 00:00 +0200
      Re: Debian part of a version number when epoch is bumped Adam Borowski <kilobyte@angband.pl> - 2018-03-29 00:30 +0200
      Re: Debian part of a version number when epoch is bumped Mattia Rizzolo <mattia@debian.org> - 2018-03-29 01:00 +0200
      Re: Debian part of a version number when epoch is bumped "Christian T. Steigies" <cts@debian.org> - 2018-03-29 19:10 +0200
        Re: Debian part of a version number when epoch is bumped Simon McVittie <smcv@debian.org> - 2018-03-29 20:00 +0200
        Re: Debian part of a version number when epoch is bumped Adrian Bunk <bunk@debian.org> - 2018-03-30 13:30 +0200
          Re: Debian part of a version number when epoch is bumped "Christian T. Steigies" <cts@debian.org> - 2018-04-02 20:40 +0200
            Re: Debian part of a version number when epoch is bumped Adrian Bunk <bunk@debian.org> - 2018-04-02 21:10 +0200
            Re: Debian part of a version number when epoch is bumped Simon McVittie <smcv@debian.org> - 2018-04-02 21:50 +0200
              Re: Debian part of a version number when epoch is bumped The Wanderer <wanderer@fastmail.fm> - 2018-04-03 05:10 +0200
                Re: Debian part of a version number when epoch is bumped James McCoy <jamessan@debian.org> - 2018-04-03 05:20 +0200
              Re: Debian part of a version number when epoch is bumped "Christian T. Steigies" <cts@debian.org> - 2018-04-07 20:10 +0200
                Re: Debian part of a version number when epoch is bumped Ian Jackson <ijackson@chiark.greenend.org.uk> - 2018-04-09 15:30 +0200

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