> I'd like to add some conditional tests to my simple scripts. For
> example, I want to query the system to determine whether JACK is already
> running. If it is, I'll run an app (e.g. xine or AlsaPlayer) configured
> for JACK. If JACK is not running, I'll run the app without it.
> So how do I test for JACK in a simple bash shell script ?
This seems to work:
if jack_lsp >/dev/null 2>/dev/null ; then
echo "not running"
I'm not sure if its the best way though. (what if jack_lsp changes in
a later version?)