From: "Henry T. So Jr." <henryso@...>
Date: 2001-11-07T20:42:46+09:00
Subject: [ruby-talk:24500] Re: Doing both input and output to a process

> Say I wanted to run a shell, send it commands and catch the output from
> them.
> 
> How can I do that in Ruby?  I've tried a number of access modes to popen
> and also tried running a separate thread, setting up a couple of pipes
> and setting $defin and $defout, but can't seem to get it right.
> 
> Any suggestions?
> 
> 

Use the pty extension (it is included with Ruby at least since 1.6.3).  You 
might also try open3 (in open3.rb), but I've had less success with that.

Henry.