> I believe you want to look at open3 or open4
Can you please add some more details?
open3 - http://www.ruby-doc.org/stdlib/libdoc/open3/rdoc/index.html
open4 - http://codeforpeople.com/lib/ruby/open4/
(Both are the first hits on Google for "ruby open3" and "ruby open4" 
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From: Alexandru Popescu [mailto:the.mindstorm.mailinglist@gmail.com]
On 10/27/06, Gavin Kistner <gavin.kistner@anark.com> wrote: