From: Roger Pack <rogerpack2005@...>
Date: 2010-09-09T05:09:04+09:00
Subject: Re: Portable method of launching another Ruby interpreter

> I've seen people suggest using Config::CONFIG for this, however from 
> what I
> can tell this doesn't work on JRuby.
> 
> Are there any portable solutions to this problem?

It should work on jruby, unless jruby was run as a jar file (like java 
-cp jruby-1.4.9.jar) in which case it won't.

Gem.ruby
is same as os gem's OS.ruby_bin

I would be happy to implement a patch to the os gem to make it work with 
jruby from a jar, but it doesn't yet.
-r
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