#!/bin/bash sudo killall osd_cat cat /tmp/to_be_upgraded | sed 's/ /\n/g' | sed '/^$/d' | grep - > /tmp/to_be_upgraded2 COUNT=$(wc -l /tmp/to_be_upgraded2 | awk '{print $1}') if [ $COUNT -lt 20 ] then cat /tmp/to_be_upgraded2 | osd_cat -p top -f"-adobe-courier-bold-*-*-*-34-*-*-*-*-*" -d 12 -A centre -l 20 else cat /tmp/to_be_upgraded2 | osd_cat -p top -f"-adobe-courier-bold-*-*-*-34-*-*-*-*-*" -d 1 -A centre -l 20 -w fi