* emacs-lisp/easy-mmode.el (define-minor-mode): Don't re-evaluate the

keymap expression.  Improve docstring.

2 files changed, 9 insertions, 3 deletions

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 0ff810a1230..0cb79fe8c29 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,8 @@
+2011-01-17  Stefan Monnier  <monnier@iro.umontreal.ca>
+
+        * emacs-lisp/easy-mmode.el (define-minor-mode): Don't re-evaluate the
+        keymap expression.  Improve docstring.
+
 2011-01-15  Mark Diekhans  <markd@soe.ucsc.edu>
 
         * files.el (backup-buffer): Make last-resort backup file in
diff --git a/lisp/emacs-lisp/easy-mmode.el b/lisp/emacs-lisp/easy-mmode.el
index f22cc2c362d..3876e291d1b 100644
--- a/lisp/emacs-lisp/easy-mmode.el
+++ b/lisp/emacs-lisp/easy-mmode.el
@@ -93,8 +93,9 @@ Optional INIT-VALUE is the initial value of the mode's variable.
 Optional LIGHTER is displayed in the modeline when the mode is on.
 Optional KEYMAP is the default keymap bound to the mode keymap.
   If non-nil, it should be a variable name (whose value is a keymap),
-  a keymap, or a list of arguments for `easy-mmode-define-keymap'.
-  If KEYMAP is a keymap or list, this also defines the variable MODE-map.
+  or an expression that returns either a keymap or a list of
+  arguments for `easy-mmode-define-keymap'.  If KEYMAP is not a symbol,
+  this also defines the variable MODE-map.
 
 BODY contains code to execute each time the mode is enabled or disabled.
   It is executed after toggling the mode, and before running MODE-hook.
@@ -256,7 +257,7 @@ With zero or negative ARG turn mode off.
              (let ((m ,keymap))
                (cond ((keymapp m) m)
                      ((listp m) (easy-mmode-define-keymap m))
-                     (t (error "Invalid keymap %S" ,keymap))))
+                     (t (error "Invalid keymap %S" m))))
              ,(format "Keymap for `%s'." mode-name)))
 
        (add-minor-mode ',mode ',lighter