#!/bin/bash

memu(){
    memu="$(free -m | sed -n 's|^-.*:[ \t]*\([0-9]*\) .*|\1|gp')"
    echo "$memu"
}
memt(){
    memt="$(free -m | sed -n 's|^M.*:[ \t]*\([0-9]*\) .*|\1|gp')"
    echo "$memt"
}
cpu(){
    cpu="$(eval $(awk '/^cpu /{print "previdle=" $5 "; prevtotal=" $2+$3+$4+$5 }' /proc/stat); sleep 0.4;
	      eval $(awk '/^cpu /{print "idle=" $5 "; total=" $2+$3+$4+$5 }' /proc/stat);
	      intervaltotal=$((total-${prevtotal:-0}));
	      echo "$((100*( (intervaltotal) - ($idle-${previdle:-0}) ) / (intervaltotal) ))")"
    echo "$cpu" 
}

TIMING=1

statustext()
{
     wmfs -c status "bartest ^g[200;0;300;12;$(cpu);100;#445544;#AABBAA;cpugraph](1;spawn;urxvtc -e htop)"
}

while true;
do
    statustext
    sleep $TIMING
done