diff --git a/update.sh b/update.sh
index c67a893..85a6dad 100755
--- a/update.sh
+++ b/update.sh
@@ -11,6 +11,8 @@ then
     exit 1
 fi
 
+[ -z "${VERBOSE}" ] && VERBOSE="0"
+
 
 
 #
@@ -19,7 +21,7 @@ fi
 #
 X=$(pwd)
 cd $1 || exit 1
-if [ ! -e make.sh -o ! -L scripts ]
+if [ ! -e make.sh -o ! -L scripts/module-create.sh ]
 then
     echo "This doesn't look like an lw-build-system project to me."
     exit 1
@@ -28,7 +30,7 @@ fi
 PROJECT_ROOT=$(pwd)
 P=$(basename ${PROJECT_ROOT})
 cd ${X}
-cd $(basename $0) || exit 1
+cd $(dirname $0) || exit 1
 SCRIPT_ROOT=$(pwd)
 
 source skel/scripts/functions.sh || exit 1
@@ -55,7 +57,11 @@ cleanup() {
 }
 
 do_cmd mkdir upgrade.tmp || cleanup
-do_cmd ${SCRIPT_ROOT}/create.sh upgrade.tmp ${P} || cleanup
+echo "DEBUG START"
+ls
+ls upgrade.tmp
+echo "DEBUG END"
+do_cmd_redir /dev/null ${SCRIPT_ROOT}/create.sh ${PROJECT_ROOT}/upgrade.tmp ${P} || cleanup
 for module in src/*
 do
     M=$(basename ${module})
@@ -77,13 +83,35 @@ do
     fi
 done
 
-do_cmd_redir upgrade.diff \
-    diff -ru --exclude='*.c' --exclude='*.cpp' --exclude='*.h' \
-    ./ upgrade.tmp/${P} | grep -v '^Only in' || cleanup
+diff -ru --exclude='*.c' --exclude='*.cpp' --exclude='*.h' \
+    ./ upgrade.tmp/${P} \
+    | grep -v '^Only in' \
+    > upgrade.diff
+if [ $? -eq 2 ]
+then
+    print_failure "diff failed."
+    cleanup
+fi
+
+case $? in
+0)
+    print_success "Already up to date."
+    rm upgrade.diff
+    ;;
+
+1)
+    print_success "Upgrade complete. See upgrade.diff for diff."
+    ;;
+
+2)
+    print_failure "Diff failed."
+    cleanup
+    ;;
+esac
 
 rm -rf upgrade.tmp
-print_success "Upgrade complete. See upgrade.diff for diff."
-if [ ! -z ${FAILED} ]
+
+if [ ! -z "${FAILED}" ]
 then
     print_failure "Upgrading of these modules failed: ${FAILED}"
 fi