Getting PID of background process in shell script.

[Donald Lashomb]

In article <3074 at auspex.auspex.com= hitz at auspex.auspex.com (Dave Hitz) writes:
=In a shell script I want to start a process in the background and then
=kill it at some later time.  To do this I want to save it's pid in a
=variable.
=
=I can get the pid into a variable like this
=
=	PID=` exec 2>&- sh -ic '( sleep 1000 0>&- 2>&- & ) 2>&1' `
=
=but this seems kind of ugly.


what about PID=$!    - or am I misunderstanding something here.

-Don