Minor-mode doc fixes for ARG behavior

[bpt/emacs.git] / lisp / emulation / tpu-extras.el

diff --git a/lisp/emulation/tpu-extras.el b/lisp/emulation/tpu-extras.el
index 53f617d..521b189 100644 (file)
--- a/lisp/emulation/tpu-extras.el
+++ b/lisp/emulation/tpu-extras.el
@@ -132,7 +132,10 @@ the previous line when starting from a line beginning."
 
 ;;;###autoload
 (define-minor-mode tpu-cursor-free-mode
-  "Minor mode to allow the cursor to move freely about the screen."
+  "Minor mode to allow the cursor to move freely about the screen.
+With a prefix argument ARG, enable the mode if ARG is positive,
+and disable it otherwise.  If called from Lisp, enable the mode
+if ARG is omitted or nil."
   :init-value nil
   (if (not tpu-cursor-free-mode)
       (tpu-trim-line-ends))