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#!/usr/bin/env ruby
u = ARGV[0][-1]
t = ARGV[0][0..-2].to_f
if u == 'h'
t *= 60
t *= 60
elsif u == 'm'
t *= 60
elsif u == 's'
true
else
exit
end
t = t.round(0)
puts "sleeping for to #{t} seconds"
sleep t
`mplayer ~/var/alarm.mp3 &>/dev/null`
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