#!/bin/bash

# This is the part of my script which has been causing problems for me.
# I know it does not work at all, but it gives you a picture of what I 
# am trying to do.
 
# $1 = source file 1
# $2 = source file 2
# $3 = output file

TABLE_FORMAT="%-35s%8s\n"
IFS="
"

for CLASS in notebook videocard soundcard wifi ethernet-card \
sd-card-reader webcam bluetooth acquisition-card 3G-card \
host-controller fingerprint-reader RAID-adapter modem printer \
scanner
do

   DEVICE_NAMES=$( cat $2 | grep $CLASS | sed -e "s/^$CLASS //" )
   # sed -e /\'/d -e /\(/d -e /\)/d -e /\[/d -e /\]/d

   for NAME in "${DEVICE_NAMES[*]}"
   do

      NUM=$( cat $1 | grep $NAME | wc -l)
      let "TOTAL=$TOTAL+$NUM"

   done

   printf $TABLE_FORMAT $CLASS $NUM >> $3
   NUM=0

done

printf $TABLE_FORMAT "Total" $TOTAL >> $3