From: Gregory Millam <walker@...>
Date: 2004-04-28T16:02:30+09:00
Subject: Re: popen, popen3, and leftover processes

Received: Wed, 28 Apr 2004 15:52:49 +0900
And lo, Hal wrote:

> I'm getting processes left lying around when I do things
> like
> 
>    io = IO.popen("foo")  # or...
>    inp, out, err = Open3.popen3("foobar")
> 
> I've tried such things as closing the io object, but to
> no avail.
> 
> I see no way of retrieving the pid in either case.

No need for a pid

Process.wait