Created
January 11, 2019 11:50
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suspends the computer using systemctl suspend when music on mpd is paused, needs mpc
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#!/bin/bash | |
#suspends the computer when mpd gets paused | |
if ! command -v > /dev/null mpc | |
then | |
echo "error: this needs mpc to be installed" | |
exit 1 | |
fi | |
uid=$(id -u) | |
pidfile="/var/run/user/$uid/mpd-suspend-on-pause.pid" | |
if [[ "$1" == "-k" ]] # kill | |
then | |
if [[ -f $pidfile ]] | |
then | |
(kill "$(cat $pidfile)" 2> /dev/null) || (>&2 echo "not running";exit 1) | |
fi | |
elif [[ "$1" == "-s" ]] # status | |
then | |
if [[ -f $pidfile ]] && ps $(cat $pidfile) > /dev/null; | |
then | |
echo "running" | |
else | |
echo "not running" | |
fi | |
else | |
if [[ -f $pidfile ]] && ps $(cat $pidfile) > /dev/null; | |
then | |
(>&2 echo "already running") | |
exit 1 | |
else | |
while (true) | |
do | |
mpc idle > /dev/null | |
if [[ ! $(mpc status | grep playing) ]] | |
then | |
systemctl suspend -i | |
break | |
fi | |
done & | |
echo "$!" > $pidfile | |
fi | |
fi |
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