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#!/bin/sh
command="$1"
interval="$2"; [ -z "$interval" ] && interval=1
if [ -z $command ]; then
echo 'Usage: watch.sh "command [options]" [interval], e.g. watch "ifconfig ath0" 2'
echo 'interval is optional and defaults to 1'
exit 1
fi
while true; do clear; $command; sleep $interval; done
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