From: Robert Klemme <shortcutter@...>
Date: 2012-12-03T23:37:18+09:00
Subject: Re: system is silently coming out in error with thread.join

On Mon, Dec 3, 2012 at 3:18 PM, Prog Rammer <lists@ruby-forum.com> wrote:
> There are two rb files:
>
> run_work.rb
> ----------
> #some code here
> children=[]
> str="ruby work.rb"
> children<<Thread.new
>   system(str)
> end
> children.each do |c|
>   c.join
> end
> puts 'third'
> #some code here
>
>
> work.rb
> ------
> children=[]
> children<<Thread.new
>   #some code here
> end
> puts 'first'
> children.each do |c|
>   c.join                 ############## 'alpha'
>   puts 'DONE!'
> end
> puts 'second'
>
> ==============================================
> If I run run_work.rb, I see output as:
> first
> third
>
> Where did 'second go'?

I'd say this is your problem:

$ ruby -e Thread.new
-e:1:in `initialize': must be called with a block (ThreadError)
        from -e:1:in `new'
        from -e:1:in `<main>'


Cheers

robert

--
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