gistfile1.rb

def spawn_child(command, wait_for_child = true)
  log_status "Spawning #{command}"
  child_pid = Process.spawn(command)
  if wait_for_child
    if (status = Process.wait2(child_pid).last.exitstatus) != 0
      log_status("itunes_match_importer exited with code: #{status}", :error)
      #exit(1)
    else
      log_status("#{command} completed")
    end
  else
    Process.detach(child_pid)
  end
end