On 26.04.2012, at 11:27, Chris Cunnington wrote:

> if [ $! ] ; then
>    while kill -0 $! 2> /dev/null ; do
> 
> I think this is saying: "If there is a process running in the background; while the last process running in the background cannot receive a signal, do the following..."


I would read it as "while the VM is still alive (able to receive signals), do ..."

- Bert -