#!/bin/sh
# 
# 20040531 security fix (glee at bluesat.unsw.edu.au)
# create proper tmp file

module_name=$1

if [ -z $module_name ]; then
	echo "gznm: you need to pass the file you want disassemble"
	exit 1
fi

filenamegz=`basename $module_name`
filename=`basename $module_name .gz`

# use mktemp to make sure that the file is owned by us first.
# later on when we unzip we overwrite this file but since we created
# it is ok not some schmuck's symlink which points to somewhere else.
unzipped=`mktemp /tmp/gznm.XXXXXX` || exit 1
zipped=`mktemp /tmp/gznm.XXXXXX` || exit 1

# delete on signal
trap "rm -f $unzipped $zipped; exit 1" 1 2 3 5 10 13 15

if [ $filenamegz = $filename ]; then
	nm $module_name
else
	/bin/cp $module_name $zipped
	/bin/zcat $zipped > $unzipped
	/usr/bin/nm $unzipped
	/bin/rm $unzipped
	/bin/rm $zipped
fi

exit 0