From: "Thomas B." <tpreal@...>
Date: 2008-09-05T15:56:20+09:00
Subject: Re: about critical section

Difei Zhao wrote:
>   Basically, I have to implement a critical section like this to avoid
> race condition:

I think you can use Mutex. First

require 'thread'
$mutex=Mutex::new

and then

$mutex.synchronize\
{
  # your critical section
}

TPR.
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