From: Eric Wong <normalperson@...>
Date: 2013-08-29T17:07:08+00:00
Subject: [ruby-core:56865] Re: [ruby-trunk - Feature #3620] Add Queue, SIzedQueue and ConditionVariable implementations in C in addition to ruby ones

"ko1 (Koichi Sasada)" <redmine@ruby-lang.org> wrote:
> Another solution is to embed thread.rb features (CV and Queue) as
> embeded classes.

I prefer this with no extra .so.  Too many .so files hurts load time.
Just leave an empty thread.rb for compatibility.