message.el (message-tab): Mention what happens on normal tabs (bug#11297)

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 34e3f2d..c8d5082 100644 (file)
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,8 @@
+2014-02-09  Lars Ingebrigtsen  <larsi@gnus.org>
+
+       * message.el (message-tab): Mention what happens on normal tabs
+       (bug#11297).
+
 2014-02-08  Glenn Morris  <rgm@gnu.org>
 
        * auth-source.el (auth-sources): Doc fix.  (Bug#16642)

diff --git a/lisp/message.el b/lisp/message.el
index 86a4d02..0110f8b 100644 (file)
--- a/lisp/message.el
+++ b/lisp/message.el
@@ -7991,8 +7991,9 @@ If nil, the function bound in `text-mode-map' or `global-map' is executed."
 
 (defun message-tab ()
   "Complete names according to `message-completion-alist'.
-Execute function specified by `message-tab-body-function' when not in
-those headers."
+Execute function specified by `message-tab-body-function' when
+not in those headers.  If that variable is nil, indent with the
+regular text mode tabbing command."
   (interactive)
   (cond
    ((if (and (boundp 'completion-fail-discreetly)