#!/bin/sh

buildLocation="/home/data/httpd/download.eclipse.org/dsdp/ercp/downloads/drops"
maxDirectoryNumber=10
i=0
j=0
numberToDelete=0

for file in `ls -l $buildLocation | grep "^d" | awk '{print $8}'`
do
	 i=$(($i+1))
	 numberToDelete=$(($i - $maxDirectoryNumber))
done

echo "i = $i"

if [ "$i" -gt "$maxDirectoryNumber" ]; then
	echo "numberToDelete = $numberToDelete"
	for file in `ls -l $buildLocation | grep "^d" | awk '{print $8}'`
	do
		if [ "$j" -lt "$numberToDelete" ]; then
			rm -rf $buildLocation/$file
		fi
		 j=$(($j+1))
	done
fi