* emacs-lisp/advice.el (ad-get-argument, ad-set-argument): Doc

fix (Bug#3932).

2 files changed, 7 insertions, 2 deletions

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 72d309fd0ee..dfd9aee6bf1 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,5 +1,8 @@
 2009-09-19  Chong Yidong  <cyd@stupidchicken.com>
 
+        * emacs-lisp/advice.el (ad-get-argument, ad-set-argument): Doc
+        fix (Bug#3932).
+
         * subr.el (baud-rate): Remove long-obsolete function (Bug#4372).
 
         * time-stamp.el (time-stamp-month-dd-yyyy)
diff --git a/lisp/emacs-lisp/advice.el b/lisp/emacs-lisp/advice.el
index f9f80cdcbb6..8342f14ec5b 100644
--- a/lisp/emacs-lisp/advice.el
+++ b/lisp/emacs-lisp/advice.el
@@ -2781,7 +2781,8 @@ to be accessed, it returns a list with the index and name."
            (list (- index (length reqopt-args)) rest-arg)))))
 
 (defun ad-get-argument (arglist index)
-  "Return form to access ARGLIST's actual argument at position INDEX."
+  "Return form to access ARGLIST's actual argument at position INDEX.
+INDEX counts from zero."
   (let ((argument-access (ad-access-argument arglist index)))
     (cond ((consp argument-access)
            (ad-element-access
@@ -2789,7 +2790,8 @@ to be accessed, it returns a list with the index and name."
           (argument-access))))
 
 (defun ad-set-argument (arglist index value-form)
-  "Return form to set ARGLIST's actual arg at INDEX to VALUE-FORM."
+  "Return form to set ARGLIST's actual arg at INDEX to VALUE-FORM.
+INDEX counts from zero."
   (let ((argument-access (ad-access-argument arglist index)))
     (cond ((consp argument-access)
            ;; should this check whether there actually is something to set?