How to timeout subprocess in Ruby -


i want test process working run:

cmd = "my unix command" results = `#{cmd}`

how can add timeout command if takes more x seconds can assume not working?

ruby ships witrh timeout module.

require 'timeout' res = "" status = timeout::timeout(5) {res = `#{cmd}`} rescue timeout::error  # bit of experimenting:  res = nil status = timeout::timeout(1) {res = `sleep 2`} rescue timeout::error  p res    # nil p status # timeout::error  res = nil status = timeout::timeout(3) {res = `sleep 2`} rescue timeout::error  p res    # "" p status # ""

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