Fix minor mode docstrings for the new meaning of a nil ARG.

[bpt/emacs.git] / lisp / image-mode.el

diff --git a/lisp/image-mode.el b/lisp/image-mode.el
index 0995048..30223e6 100644 (file)
--- a/lisp/image-mode.el
+++ b/lisp/image-mode.el
@@ -396,11 +396,14 @@ to toggle between display as an image and display as text."
 
 ;;;###autoload
 (define-minor-mode image-minor-mode
-  "Toggle Image minor mode.
-With arg, turn Image minor mode on if arg is positive, off otherwise.
-It provides the key \\<image-mode-map>\\[image-toggle-display] \
-to switch back to `image-mode'
-to display an image file as the actual image."
+  "Toggle Image minor mode in this buffer.
+With a prefix argument ARG, enable Image minor mode if ARG is
+positive, and disable it otherwise.  If called from Lisp, enable
+the mode if ARG is omitted or nil.
+
+Image minor mode provides the key \\<image-mode-map>\\[image-toggle-display],
+to switch back to `image-mode' and display an image file as the
+actual image."
   nil (:eval (if image-type (format " Image[%s]" image-type) " Image"))
   image-minor-mode-map
   :group 'image