tofile is incompatible with non-file resources. PR 49756

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@986261 13f79535-47bb-0310-9956-ffa450edef68

docs/manual/Tasks/copy.html

@@ -72,8 +72,9 @@ operation as <a href="../Types/filterset.html">filtersets</a>.
     <td valign="top">tofile</td>
     <td valign="top">The file to copy to.</td>
     <td valign="top" align="center" rowspan="2">With the <code>file</code>
-      attribute, either <code>tofile</code> or <code>todir</code> can be used.
-      With nested resource collection elements, if the number of included files
+      attribute, either <code>tofile</code> or <code>todir</code> can be used.<br/>
+      With nested resource collection elements, if the collection
+      contains non-filesystem resources, the number of included files
       is greater than 1, or if only the <code>dir</code> attribute is
       specified in the <code>&lt;fileset&gt;</code>, or if the
       <code>file</code> attribute is also specified, then only