#!/bin/bash . include.sh id=$1 trap "rm -f ${WMII_DIR}/rbar/${id}.*" EXIT while connected_to_x_server; do acpi -bt | sed -r \ -e 's/^([A-Z])[a-z]+ ([0-9]+):/\1\2:/' \ -e 's/\s*degrees\s*/°/g' | cat -n | while read -r n line; do printf "label %s\n" "$line" >> "${WMII_DIR}/rbar/${id}.${n}" done sleep 1 done