From: Jonathan Nieder <jrnieder@gmail.com>
Date: Sun, 10 Feb 2013 04:06:21 GMT
Subject: Re: Feature request: Allow extracting revisions into directories
Message-ID: <20130210040621.GA8584@elie.Belkin>
In-Reply-To: <1360468628.6610.5.camel@t520>

Hi Robert,

Robert Clausecker wrote:

> There are two things git archive is missing that are needed in my use
> case:
>
> First, git archive in combination with tar won't remove unneeded files.
> You have to run rm -rf before manually which brings me to the next
> point; git archive can't really make incremental updates.

My advice is to keep a separate index file for your exported files.
Like this:

	GIT_DIR=$(readlink -f $(git rev-parse --git-dir))
	GIT_INDEX_FILE=$GIT_DIR/index-for-deployment
	export GIT_DIR GIT_INDEX_FILE

	cd $dest
	git read-tree -m -u <tree>

Hope that helps,
Jonathan