* dired.el (dired-get-marked-files): Clarify doc.

Fixes: debbugs:11534

lisp/ChangeLog

+2014-02-11  Lars Ingebrigtsen  <larsi@gnus.org>
+
+	* dired.el (dired-get-marked-files): Clarify doc (bug#11534).
+
 2014-02-10  Glenn Morris  <rgm@gnu.org>
 
 	* jit-lock.el (jit-lock-force-redisplay): Doc fix.  (Bug#14394)

lisp/dired.el

@@ -634,7 +634,8 @@ Optional second argument ARG, if non-nil, specifies files near
  point instead of marked files.  It usually comes from the prefix
  argument.
   If ARG is an integer, use the next ARG files.
-  Any other value means to use the current file instead.
+  If ARG is any other non-nil value, return the current file name.
+  If no files are marked, and ARG is nil, also return the current file name.
 Optional third argument FILTER, if non-nil, is a function to select
   some of the files--those for which (funcall FILTER FILENAME) is non-nil.