From mboxrd@z Thu Jan  1 00:00:00 1970
From: Nicolas Sebrecht <nicolas.s.dev@gmx.fr>
Subject: Re: Resetting working files
Date: Sun, 31 May 2009 19:39:32 +0200
Message-ID: <20090531173932.GA13856@vidovic>
References: <DA26600008CE404B831978F6EBB31C6B@HPLAPTOP> <4A229B9A.6060807@dirk.my1.cc> <20090531162515.GB8129@m62s10.vlinux.de> <20090531163225.GE3674@debian.b2j> <9719867c0905310950x153db8efw179a8a10ac3f4640@mail.gmail.com>
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To: Aaron Gray <aaronngray.lists@googlemail.com>
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The 31/05/09, Aaron Gray wrote:

> > I still do not understand what index is.
> > 1. is index an replica of the committed tree
> > 2. is index only transient in that its content will be reset once
> > =A0 committed?
> > 3. or other ?
>=20
> I think index is HEAD or a revision hash. Am I correct ?

HEAD is a reference to a branch name:
$ cat .git/HEAD
ref: refs/heads/master
$

The branch name is a reference to a commit:
$ cat .git/refs/heads/master
a80aad7b85fc560451e07792d64ab6cb15a39914
$

The index is what will be committed by 'git commit'.

--=20
Nicolas Sebrecht