From: "Berger, Daniel" <Daniel.Berger@...>
Date: 2006-02-22T05:44:07+09:00
Subject: Re: system() help



> -----Original Message-----
> From: matt.smillie@gmail.com [mailto:matt.smillie@gmail.com] 
> Sent: Tuesday, February 21, 2006 1:39 PM
> To: ruby-talk ML
> Subject: Re: system() help
> 
> 
> Look up 'open3' in the standard library: 
> http://ruby-doc.org/stdlib/libdoc/open3/rdoc/index.html
> 
> require "open3"
> stdin, stdout, stderr = Open3.popen3('man ruby')
> 
> (You don't have to use stdin if you don't want to)

Use the block form. :)

Open3.popen3('man ruby'){ |stdin, stdout, stderr|
   ...
}

Closes the blocks automatically for you.

Regards,

Dan