From: Robert Klemme <shortcutter@...>
Date: 2006-06-04T22:31:44+09:00
Subject: Re: Please kill the children as you're leaving

2006/6/4, Ohad Lutzky <lutzky@gmail.com>:
> Allow me to clarify the problem. Say I use irb as follows:
>
>   fork do
>     { } while true
>   end
> => SOME_PID
>
> Now, if I kill (externally) the parent irb, then SOME_PID dies along
> with it. However, if instead of doing that, I
>
>   raise Exception
>
> Then the child lives, reparanted to init. How do I avoid that?

You can either have a beginn rescue end block on your top level or you
use at_exit to deal with the situation, i.e. kill children:

http://www.ruby-doc.org/core/classes/Kernel.html#M002953

Kind regards

robert

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