find $PUBLIC_ROOT_DIR -type f -name "*$1*" | while read fname
do
[[ -d $symlink_dir ]] || mkdir -p $symlink_dir
- ln -s $fname $symlink_dir/$(echo $fname | sed 's|^.*/||')
+ new_fname=$symlink_dir/$(echo $fname | sed 's|^.*/||')
+ ln -s "$fname" "$new_fname"
done
-# print nonce directory
-echo $nonce
+# if nonce directory has been created,
+# print nonce
+# else no links generated, print nothing
+if [[ -d "$symlink_dir" ]]
+then
+ echo -n "$nonce"
+else
+ echo -n ""
+fi