From mboxrd@z Thu Jan  1 00:00:00 1970
From: Junio C Hamano <junkio@cox.net>
Subject: Re: [PATCH] Remove empty ref directories that prevent creating a ref.
Date: Mon, 25 Sep 2006 22:27:28 -0700
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References: <20060926072337.39dbb9f4.chriscool@tuxfamily.org>
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To: Christian Couder <chriscool@tuxfamily.org>
In-Reply-To: <20060926072337.39dbb9f4.chriscool@tuxfamily.org> (Christian
	Couder's message of "Tue, 26 Sep 2006 07:23:37 +0200")
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Christian Couder <chriscool@tuxfamily.org> writes:

> +LF='
> +'
> +
> +if [ -d "$GIT_DIR/refs/heads/$branchname" ]
> +then
> +	OLD_IFS="$IFS"
> +	IFS="$LF"
> +	for refdir in `find "$GIT_DIR/refs/heads/$branchname" -type d | sort -r`
> +	do
> +		rmdir "$refdir" || \
> +		    die "Could not delete '$refdir'," \
> +		    "there may still be a ref there."
> +	done
> +	IFS="$OLD_IFS"
> +fi

I was sort of expecting that you would do something like:

	for refdir in `cd "$GIT_DIR" &&
		        find "refs/heads/$branchname" -type d |
		        sort -r`
	do                        
		rmdir "$GIT_DIR/$refdir" ...

wihtout mucking with IFS ;-).