From: Dave Thomas <Dave@...>
Date: 2001-03-09T08:03:49+09:00
Subject: [ruby-talk:12305] Re: How to pipe to an application?

Jim Freeze <jim@freeze.org> writes:

> f = File.open("| sendmail")
> f.puts msg
> 
> But, if I do, how do I specify the parameters following sendmail?

Jim:

You could do something like this:

     IO.popen("cat -b", "w") do |cmd|
       cmd.puts "Hello"
       cmd.puts "Goodbye"
     end


Regards


Dave