--- /usr/bin/pkg-size.orig	2004-01-27 19:25:17.000000000 -0500
+++ /usr/bin/pkg-size.orig	2004-02-01 05:15:25.000000000 -0500
@@ -48,12 +48,16 @@ 
 
 pkgname=`echo $file | sed -e "s:\/var\/db\/pkg\/::" -e "s:\/CONTENTS::"`
 
-totals=`cat $file|grep "obj"|awk '{ print $2 }' | sed "s/ /\\ /" | xargs du -scb | grep total | cut -f 1`
+contents=`cat $file|grep "obj"|awk '{ print $2 }' | sed "s/ /\\ /"`
 
 size=0
-for i in $totals ; do 
-	size=$[size+i]
-done
+
+if [ ! -z "$contents" ] ; then
+ totals=`echo $contents | xargs du -scb | grep total | cut -f 1`
+ for i in $totals ; do
+  size=$[size+i]
+ done
+fi
 
 echo "$pkgname $size ($[size/1024]KB)"