* pop3.el (pop3-stream-type): Fix custom version.

[gnus] / lisp / gnus-msg.el

diff --git a/lisp/gnus-msg.el b/lisp/gnus-msg.el
index efa732b..43ce979 100644 (file)
--- a/lisp/gnus-msg.el
+++ b/lisp/gnus-msg.el
@@ -67,8 +67,10 @@ message in, you can set this variable to a function that checks the
 current newsgroup name and then returns a suitable group name (or list
 of names)."
   :group 'gnus-message
-  :type '(choice (string :tag "Group")
-                (function)))
+  :type '(choice (const nil)
+                (function)
+                (string :tag "Group")
+                (repeat :tag "List of groups" (string :tag "Group"))))
 
 (defcustom gnus-mailing-list-groups nil
   "*If non-nil a regexp matching groups that are really mailing lists.
@@ -1663,7 +1665,7 @@ this is a reply."
             (gcc (cond
                   ((functionp group)
                    (funcall group))
-                  ((or (stringp group) (list group))
+                  ((or (stringp group) (listp group))
                    group))))
        (when gcc
          (insert "Gcc: "