#!/bin/bash dashes="----------------------------------------------------------------" printf '| %-25s | %-10s | %-20s |\n' "Device" "Speedgrade" "Clock Period (Freq.)" printf '|:%.25s |:%.10s:| %.20s:|\n' $dashes $dashes $dashes for x in $( grep -H . tab_*/results.txt ) do read _ size device grade _ speed < <( echo "$x" | tr _/: ' ' ) case "$device" in ep4ce) d="Altera Cyclone IV E" ;; ep4cgx) d="Altera Cyclone IV GX" ;; 5cgx) d="Altera Cyclone V GX" ;; esac speedtxt=$( printf '%s.%s ns (%d MHz)' ${speed%?} ${speed#?} $((10000 / speed)) ) printf '| %-25s | %-10s | %20s |\n' "$d" "-$grade" "$speedtxt" done