--- /usr/bin/emerge-delta-webrsync	2007-04-16 16:14:39.000000000 +0200
+++ emerge-delta-webrsync	2007-04-25 21:08:51.000000000 +0200
@@ -21,6 +21,11 @@
 TMPDIR="${f%%|*}/snapshots"
 unset IFS
 
+if [ $(id -u) -ne 0 ]; then
+	echo "ERROR: $0 has to be run as root"
+	exit 1
+fi
+
 source /usr/lib/portage/bin/isolated-functions.sh || exit 1
 
 if [ -z "$NICENESS_PULLED" ]; then