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SignalException rescue example
#!/usr/bin/env ruby
# $ ruby signal.rb
# $ kill -QUIT [pid]
puts "Process pid: #{Process.pid}"
puts "I will exit automatically after 50 seconds."
i = 0
loop do
i += 1
begin
sleep 5
rescue SignalException => e
puts e.inspect
end
exit if i > 10
end
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