Hubris Open4 example

gistfile1.rb

def self.noisy(str)
   pid, stdin, stdout, stderr = Open4.popen4 str
   puts "running #{str}\n"


   # puts "Status: #{status.exitstatus}"
   # puts "#{pid} done"


   msg =<<-"EOF"
ran   |#{str}|
output|#{stdout.read}|
error |#{stderr.read}|
EOF
   ignored, status = Process.waitpid2 pid
   msg += "status |#{status}|"
   return status, msg
 end