From: Avdi Grimm <avdi@...>
Date: 2008-12-02T02:32:52+09:00
Subject: Re: question about the system method

On Mon, Dec 1, 2008 at 12:29 PM, Jarod Zhu <zhujie2003info@gmail.com> wrote:
> Hi, all
>
>     I want to use system method to run a background process, like
>
>     system("ruby deamon.rb") # the deamon.rb runs a dead loop
>
>     When my main process ends, I want to end the background process
> too.
>
>     How can I do it?

The basic answer is to use IO.popen() - see
http://www.ruby-doc.org/core/classes/IO.html#M002267

For more advances applications you may want to take a look at Daemons:
http://daemons.rubyforge.org/

-- 
Avdi

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