more generic way to determine path, works in MacOS

Author: basdewachter

bin/cloud9.sh

@@ -1,7 +1,6 @@
 #!/bin/sh
 
-CMD="$(readlink -e $0)"
-CMD_DIR=`dirname "$CMD"`
+CMD_DIR="$( cd "$( dirname "$0" )" && pwd )"
 cd "$CMD_DIR/.."
 
 make update