From mboxrd@z Thu Jan  1 00:00:00 1970
From: fork0@t-online.de (Alex Riesen)
Subject: Re: [PATCH] sha1_name(): accept ':directory/' to get at the cache_tree
Date: Fri, 22 Dec 2006 09:44:25 +0100
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To: Johannes Schindelin <Johannes.Schindelin@gmx.de>
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Johannes Schindelin, Fri, Dec 22, 2006 03:19:21 +0100:
> 
> If the cache tree is not up-to-date, it will be updated first. So, now
> 
> 	$ git show :Documentation/
> 
> will in effect show what files/directories are in the index' version
> of the directory Documentation. The three commands
> 
> 	$ git show :./
> 	$ git show :.
> 	$ git show :
> 
> are all equivalent and show the index' idea of the root directory.

That is a bit unexpected if you're not in the root directory of
repository, but in some subdir of the working directory.
Why root? Why not the current directory relative to root?