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From: Karl Fogel <kfogel@red-bean.com>
To: Teemu Likonen <tlikonen@iki.fi>
Cc: ofv@wanadoo.es, Eli Zaretskii <eliz@gnu.org>,
	Andreas Schwab <schwab@linux-m68k.org>,
	emacs-devel@gnu.org
Subject: Re: Workflow to accumulate individual changes?
Date: Fri, 01 Jan 2010 15:12:01 -0500	[thread overview]
Message-ID: <87my0xega6.fsf@red-bean.com> (raw)
In-Reply-To: <874on537yy.fsf@iki.fi> (Teemu Likonen's message of "Fri, 01 Jan 2010 22:07:01 +0200")

Teemu Likonen <tlikonen@iki.fi> writes:
>On 2010-01-01 14:18 (-0500), Karl Fogel wrote:
>> IIUC, in git the commit message is *not* part of the change's
>> identity, it's just attached to the change, so you can edit the
>> message later.
>
>That's wrong--or your "change's identity" means something I don't
>understand. In Git commit's author, committer, date, parent commits'
>SHA1s, referenced tree object's SHA1 and commit message together make
>the content of a commit object. From this content is calculated the SHA1
>of that commit object. If you change any of these the SHA1 of the commit
>object will be different and hence the whole commit object will be
>different (i.e. its identity is different).

Someone -- whom I thought would know -- specifically told me that the
commit message is *not* part of the SHA1 of the commit object.  I double
checked, because this was surprising to me, and they confirmed.

But either they were wrong, or I misunderstood, or possibly both.  In
any case, I'm sorry for spreading misinformation.

>There is a related feature, though. New Git versions have "git notes"
>command which allows user to add additional notes to commits. Such extra
>notes can be added and removed freely and "git log" prints them after
>the commit message. Notes can be sent between repositories but currently
>it doesn't happen automatically with usual pull/push commands.
>
>http://www.kernel.org/pub/software/scm/git/docs/git-notes.html

Maybe this is what the person thought I was talking about.

-K




  reply	other threads:[~2010-01-01 20:12 UTC|newest]

Thread overview: 97+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-12-30 21:34 Workflow to accumulate individual changes? Juanma Barranquero
2009-12-30 21:37 ` Juanma Barranquero
2009-12-30 21:46 ` Óscar Fuentes
2009-12-30 23:57   ` Juanma Barranquero
2009-12-31  0:21     ` Óscar Fuentes
2009-12-31  0:27       ` Juanma Barranquero
2009-12-31  1:04     ` Óscar Fuentes
2009-12-31  1:33       ` Juanma Barranquero
2009-12-31  1:48         ` Óscar Fuentes
2009-12-31  2:22           ` Juanma Barranquero
2009-12-31  4:21         ` Eli Zaretskii
2009-12-31  4:36           ` Juanma Barranquero
2009-12-31  5:12             ` Miles Bader
2009-12-31 10:15               ` Eli Zaretskii
2009-12-31 10:44             ` Eli Zaretskii
2009-12-31 12:37               ` Juanma Barranquero
2009-12-31 19:44                 ` Karl Fogel
2009-12-31 20:16                   ` Eli Zaretskii
2009-12-31 20:41                   ` Juanma Barranquero
2010-01-01  2:54                   ` Richard Stallman
2010-01-01 12:35                     ` Stephen J. Turnbull
2010-01-01 13:49                   ` Stephen J. Turnbull
2009-12-31  5:06           ` Óscar Fuentes
2009-12-31 10:26             ` Eli Zaretskii
2009-12-31 12:28               ` Juanma Barranquero
2009-12-31 18:27             ` Eli Zaretskii
2009-12-31 18:59               ` Óscar Fuentes
2009-12-31 20:39               ` Juanma Barranquero
2010-01-01 13:53     ` Stephen J. Turnbull
2010-01-01 14:38       ` Eli Zaretskii
2009-12-30 22:54 ` Giorgos Keramidas
2009-12-31  0:11   ` Juanma Barranquero
2009-12-31  9:21     ` Andreas Schwab
2009-12-31 10:11       ` Eli Zaretskii
2009-12-31 11:44         ` Andreas Schwab
2009-12-31 12:23           ` Eli Zaretskii
2009-12-31 12:38             ` Juanma Barranquero
2009-12-31 13:25               ` Eli Zaretskii
2009-12-31 13:37                 ` Juanma Barranquero
2009-12-31 14:13                   ` Eli Zaretskii
2009-12-31 13:43             ` Giorgos Keramidas
2009-12-31 13:53               ` Juanma Barranquero
2009-12-31 14:07                 ` Alfred M. Szmidt
2009-12-31 14:16                   ` Juanma Barranquero
2010-01-01 15:38                     ` Alfred M. Szmidt
2010-01-01 17:53                       ` David Kastrup
2010-01-01  2:55                   ` Richard Stallman
2010-01-01  4:03                     ` Óscar Fuentes
2010-01-01  8:41                       ` Eli Zaretskii
2010-01-01 10:04                         ` Óscar Fuentes
2010-01-02 15:44                           ` Richard Stallman
2010-01-01 12:19                         ` Andreas Schwab
2010-01-01 14:33                           ` Eli Zaretskii
2010-01-01 14:48                             ` Andreas Schwab
2010-01-01 19:18                               ` Karl Fogel
2010-01-01 19:56                                 ` Eli Zaretskii
2010-01-01 20:09                                   ` Chong Yidong
2010-01-01 21:34                                     ` Eli Zaretskii
2010-01-01 20:13                                   ` Karl Fogel
2010-01-01 21:35                                     ` Eli Zaretskii
2010-01-01 21:25                                   ` Óscar Fuentes
2010-01-01 21:34                                     ` Eli Zaretskii
2010-01-01 22:58                                       ` Andreas Schwab
2010-01-01 20:07                                 ` Teemu Likonen
2010-01-01 20:12                                   ` Karl Fogel [this message]
2010-01-01 21:08                                     ` Teemu Likonen
2010-01-02  5:00                                       ` Stephen J. Turnbull
2010-01-02  5:12                                         ` Karl Fogel
2010-01-02  5:24                                           ` Miles Bader
2010-01-02 11:43                                             ` Juanma Barranquero
2010-01-02 12:09                                               ` Miles Bader
2010-01-02 19:22                                                 ` Karl Fogel
2010-01-05  8:50                                                   ` Stephen J. Turnbull
2010-01-02  4:37                                 ` Stephen J. Turnbull
2010-01-01 14:59                         ` Stephen J. Turnbull
2010-01-01 15:30                           ` Eli Zaretskii
2010-01-01 15:38                     ` Alfred M. Szmidt
2009-12-31 14:08               ` David Kastrup
2009-12-31 19:47                 ` Karl Fogel
2009-12-31 20:14                   ` Chong Yidong
2009-12-31 20:36                     ` Óscar Fuentes
2009-12-31 20:44                     ` Juanma Barranquero
2009-12-31 14:12               ` Eli Zaretskii
2009-12-31 19:08               ` Stefan Monnier
2009-12-31 12:20       ` Juanma Barranquero
2010-01-01 12:33 ` Stephen J. Turnbull
2010-01-02  1:56   ` Juanma Barranquero
2010-01-02  2:28     ` Óscar Fuentes
2010-01-02  2:50       ` Juanma Barranquero
2010-01-02  9:11       ` Eli Zaretskii
2010-01-02 13:20         ` Juanma Barranquero
2010-01-02 13:17       ` Juanma Barranquero
2010-01-02  3:46     ` Stephen J. Turnbull
2010-01-02  9:10       ` Eli Zaretskii
2010-01-02 15:30         ` Stephen J. Turnbull
2010-01-02 17:05           ` Eli Zaretskii
2010-01-02 13:39       ` Juanma Barranquero

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