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#!/bin/sh
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set -eu
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file="$1"
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str='Current'
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interval=5
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ding="/usr/share/bzflag/pop.wav"
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last="$(grep "$str" "$file")"
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while sleep $interval
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do
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cur="$(grep "$str" "$file")"
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test "$cur" != "$last" && {
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mpv "$ding"
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date
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}
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last="$cur"
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done
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