tmux-kanagawa/scripts/sleep_weather.sh

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#!/usr/bin/env bash
#wrapper script for running weather on interval
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fahrenheit=$1
LOCKFILE=/tmp/.dracula-tmux-weather.lock
ensure_single_process()
{
# check for another running instance of this script and terminate it if found
[ -f $LOCKFILE ] && ps -p "$(cat $LOCKFILE)" -o cmd= | grep -F " ${BASH_SOURCE[0]}" && kill "$(cat $LOCKFILE)"
echo $$ > $LOCKFILE
}
main()
{
ensure_single_process
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current_dir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
$current_dir/weather.sh > $current_dir/../data/weather.txt
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while tmux has-session &> /dev/null
do
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$current_dir/weather.sh $fahrenheit > $current_dir/../data/weather.txt
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if tmux has-session &> /dev/null
then
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sleep 1200
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else
break
fi
done
rm $LOCKFILE
}
#run main driver function
main