build/bin/set-kylin-home.sh - kylin - Git at Google

 if [ -z $KYLIN_HOME ];
 then
     export KYLIN_HOME=`cd -P -- "$(dirname -- "$0")" && dirname $(pwd)`
 fi
	if [ -z $KYLIN_HOME ];
	then
	export KYLIN_HOME=`cd -P -- "$(dirname -- "$0")" && dirname $(pwd)`
	fi