linux-kernel - Re: [PATCH] Simplified GIT usage guide

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Message-ID: <c6d9bea0812190908k223b6156j238763baeda8a0b7@mail.gmail.com>
Date:	Fri, 19 Dec 2008 12:08:22 -0500
From:	"C. Scott Ananian" <cscott@...top.org>
To:	"Michael J Gruber" <git@...icha.warpmail.net>
Cc:	"David Howells" <dhowells@...hat.com>, git@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Simplified GIT usage guide

On Fri, Dec 19, 2008 at 4:26 AM, Michael J Gruber
<git@...icha.warpmail.net> wrote:
> C. Scott Ananian venit, vidit, dixit 19.12.2008 01:47:
>> On Fri, Dec 12, 2008 at 1:28 PM, David Howells <dhowells@...hat.com> wrote:
>>> Add a guide to using GIT's simpler features.
>>> diff --git a/Documentation/git-haters-guide.txt b/Documentation/git-haters-guide.txt
>>> +In the above example, I've assumed that you've got your own tree with the head
>>> +at commit C3, and that you've got a branch that you want to merge, which has
>>> +its head at commit B3.  After merging them, you'd end up with a directed,
>>> +cyclic tree:
>>
>> That should be, "acyclic".  There are no cycles, because the graph is directed.
>
> Well, directed graphs can have cycles. But the revision graph of a
> revision control system has to be an acyclic directed graph. Otherwise
> parenthood would be a complicated matter ;)

I mean that the example given didn't have a cycle (even though it has
nodes arranged in a circle) because of the orientation of the edges.
But you're right, "directed acyclic graph" is a better correction; the
nodes in git do not form a tree.
 --scott

-- 
                         ( http://cscott.net/ )
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