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From: Stefan Beller <sbeller@google.com>
To: Junio C Hamano <gitster@pobox.com>
Cc: Jeff King <peff@peff.net>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Marc Strapetz <marc.strapetz@syntevo.com>,
	Git Mailing List <git@vger.kernel.org>
Subject: Re: topological index field for commit objects
Date: Wed, 29 Jun 2016 14:37:17 -0700	[thread overview]
Message-ID: <CAGZ79kbjntaTQPNdw9u07AJX3pTWdyKB1fiPqJZ=DZRzNvnKzg@mail.gmail.com> (raw)
In-Reply-To: <CAGZ79kZNnbrKFaKGchZ0r5wKCs7pz4RcyYq=0rnD5qSd8XDKXw@mail.gmail.com>

On Wed, Jun 29, 2016 at 1:54 PM, Stefan Beller <sbeller@google.com> wrote:
> Chances are that the 10 years of history may be correct time wise as long
> as people don't introduce a bad date malevolently.
>

To answer my own speculation:
Even git.git violates the timing property, so there is no hope to find
many projects
to have "parents committer date < committer date"

$ git log --format="%H %ct %P" HEAD | {
> while read sha sha_date parents ; do
> for p in $parents ; do
> # echo "$id, $parents, $p"
> pd=$(git show -s --format="%ct" $p)
> if test $pd -gt $sha_date ; then
> echo $sha
> fi
> done
> done
> }
619a644d6daef56d70aeca85514e2d281eb483a5
776398709dee4050fc194fec45c5818ba9b01afe
ed19f367220a50e4e2a5c1a00b03c14eafcaba89

(out of curiosity these are:)
(2009-10-18 12:34:56, "checkout A...B" switches to the merge base
between A and B)
(2007-09-01 23:53:47, Keep last used delta base in the delta window)
(2006-03-03 23:29:56, Add a Documentation/git-tools.txt)

  reply	other threads:[~2016-06-29 21:37 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-29 18:31 topological index field for commit objects Marc Strapetz
2016-06-29 18:59 ` Junio C Hamano
2016-06-29 20:20   ` Stefan Beller
2016-06-29 20:39     ` Junio C Hamano
2016-06-29 20:54       ` Stefan Beller
2016-06-29 21:37         ` Stefan Beller [this message]
2016-06-29 21:43           ` Jeff King
2016-06-29 20:56       ` Jeff King
2016-06-29 21:49         ` Jakub Narębski
2016-06-29 22:00           ` Jeff King
2016-06-29 22:11             ` Junio C Hamano
2016-06-29 22:30               ` Jeff King
2016-07-05 11:43                 ` Johannes Schindelin
2016-07-05 12:59                   ` Jakub Narębski
2016-06-30 10:30             ` Jakub Narębski
2016-06-30 18:12               ` Linus Torvalds
2016-06-30 23:39                 ` Jakub Narębski
2016-06-30 23:59                 ` Mike Hommey
2016-07-01  3:17                 ` Jeff King
2016-07-01  6:45                   ` Marc Strapetz
2016-07-01  9:48                   ` Jakub Narębski
2016-07-01 16:08                   ` Junio C Hamano
2016-07-01  6:54               ` Jeff King
2016-07-01  9:59                 ` Jakub Narębski
2016-07-20  0:07             ` Jakub Narębski
2016-07-20 13:02               ` Jeff King
2017-02-04 13:43                 ` Jakub Narębski
2017-02-17  9:26                   ` Jeff King
2017-02-17  9:28                     ` Jakub Narębski
2016-06-29 22:15       ` Marc Strapetz
2016-06-29 21:00   ` Jakub Narębski

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