suckless-utils/scripts/dwmblocks/musicup

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#!/bin/sh
# This loop will update the music statusbar module whenever a command changes the
# music player's status. mpd and must be running on X's start for this to work.
{
playerctl metadata -F -f "{{title}}{{artist}}{{status}}" &
while ! mpc idleloop 2>/dev/null; do
sleep 1
done
} | while read -r _; do
pkill -RTMIN+2 "$STATUSBAR"
done