title: openbase_dir and subdirectories
body: <p>i will have numerous subdirectories eg. /home/a, /home/a/file, /home/a/txt, /home/b, /home/b/file, /home/b/txt, etc. </p>
  
  <p>the subdirectories are created on demand. i need to add all subdirectories to open_basedir.</p>
  
  <p>pls advise how to make open_basedir recognise all subdirectories of a top path?</p>