#!/bin/bash
#
# Compare the files in linux-firmware and print the list of
# files _not_ found in the supplied fwinfo file. You can then
# use this list to pare down the files in linux-firmware since
# they are aren't used.
#
FWINFO="$1"

if [ "$FWINFO" = "" ]
then
	echo You must supply a fwinfo file from getabi
	exit 1
fi
if ! cat $FWINFO | head -n1 | grep "firmware:       " > /dev/null
then
	echo $FWINFO looks bogus.
	exit 1
fi

find . -type f|sed 's/\.\///'|egrep -v "debian|\.git|WHENCE|LICEN" | sort > fwlist.$$
cat $FWINFO | sed 's/firmware:       //' | sort > fwinfo.$$
cat fwlist.$$ fwinfo.$$ | sort | uniq -u | while read f
do
	if [ -f $f ]
	then
		echo $f
	fi
done
rm -f fwlist.$$ fwinfo.$$