hosts=$(meat "$KNOWN_HOSTS" | cut -d ' ' -f 1 | grep -v '^|.*$' | tr , ' ' | tr '\n' ' ')
+ if [ -z "$hosts" ] ; then
+ log "no hosts to process."
+ return
+ fi
+
# take all the hosts from the known_hosts file (first
# field), grep out all the hashed hosts (lines starting
# with '|')...
log "processing authorized_user_ids file..."
+ if ! meat "$authorizedUserIDs" ; then
+ log "no user IDs to process."
+ return
+ fi
+
nline=0
# extract user IDs from authorized_user_ids file