* lisp/net/rcirc.el (rcirc-cmd-join): Accept comma-separated input.

lisp/ChangeLog

@@ -1,3 +1,7 @@
+2011-03-03  Deniz Dogan  <deniz.a.m.dogan@gmail.com>
+
+	* net/rcirc.el (rcirc-cmd-join): Accept comma-separated input.
+
 2011-03-03  Christian Ohler  <ohler@gnu.org>
 
 	* emacs-lisp/ert.el (ert--explain-equal): New function.

lisp/net/rcirc.el

@@ -2104,7 +2104,8 @@ CHANNELS is a comma- or space-separated string of channel names."
   (let* ((split-channels (split-string channels "[ ,]" t))
          (buffers (mapcar (lambda (ch)
                             (rcirc-get-buffer-create process ch))
-                          split-channels)))
+                          split-channels))
+         (channels (mapconcat 'identity split-channels ",")))
     (rcirc-send-string process (concat "JOIN " channels))
     (when (not (eq (selected-window) (minibuffer-window)))
       (dolist (b buffers) ;; order the new channel buffers in the buffer list