* nnml.el (nnml-request-rename-group): Bind file-name-coding-system to

 nnmail-pathname-coding-system.

* gnus-group.el (gnus-group-rename-group): Encode non-ASCII group name that a
 user enters; decode group names in messages.

diff --git a/lisp/gnus-group.el b/lisp/gnus-group.el
index 97eb37a..942a1cf 100644 (file)
--- a/lisp/gnus-group.el
+++ b/lisp/gnus-group.el
@@ -2613,14 +2613,19 @@ be removed from the server, even when it's empty."
 When used interactively, GROUP is the group under point
 and NEW-NAME will be prompted for."
   (interactive
-   (list
-    (gnus-group-group-name)
-    (progn
-      (unless (gnus-check-backend-function
-              'request-rename-group (gnus-group-group-name))
-       (error "This back end does not support renaming groups"))
-      (gnus-read-group "Rename group to: "
-                      (gnus-group-real-name (gnus-group-group-name))))))
+   (let ((group (gnus-group-group-name))
+        method new-name)
+     (unless (gnus-check-backend-function 'request-rename-group group)
+       (error "This back end does not support renaming groups"))
+     (setq new-name (gnus-read-group
+                    "Rename group to: "
+                    (gnus-group-real-name (gnus-group-decoded-name group)))
+          method (gnus-info-method (gnus-get-info group)))
+     (list group (mm-encode-coding-string
+                 new-name
+                 (gnus-group-name-charset
+                  method
+                  (gnus-group-prefixed-name new-name method))))))
 
   (unless (gnus-check-backend-function 'request-rename-group group)
     (error "This back end does not support renaming groups"))
@@ -2639,29 +2644,34 @@ and NEW-NAME will be prompted for."
           (gnus-group-real-name new-name)
           (gnus-info-method (gnus-get-info group)))))
 
-  (when (gnus-active new-name)
-    (error "The group %s already exists" new-name))
+  (let ((decoded-group (gnus-group-decoded-name group))
+       (decoded-new-name (gnus-group-decoded-name new-name)))
+    (when (gnus-active new-name)
+      (error "The group %s already exists" decoded-new-name))
 
-  (gnus-message 6 "Renaming group %s to %s..." group new-name)
-  (prog1
-      (if (progn
-           (gnus-group-goto-group group)
-           (not (when (< (gnus-group-group-level) gnus-level-zombie)
-                  (gnus-request-rename-group group new-name))))
-         (gnus-error 3 "Couldn't rename group %s to %s" group new-name)
-       ;; We rename the group internally by killing it...
-       (gnus-group-kill-group)
-       ;; ... changing its name ...
-       (setcar (cdar gnus-list-of-killed-groups) new-name)
-       ;; ... and then yanking it.  Magic!
-       (gnus-group-yank-group)
-       (gnus-set-active new-name (gnus-active group))
-       (gnus-message 6 "Renaming group %s to %s...done" group new-name)
-       new-name)
-    (setq gnus-killed-list (delete group gnus-killed-list))
-    (gnus-set-active group nil)
-    (gnus-dribble-touch)
-    (gnus-group-position-point)))
+    (gnus-message 6 "Renaming group %s to %s..."
+                 decoded-group decoded-new-name)
+    (prog1
+       (if (progn
+             (gnus-group-goto-group group)
+             (not (when (< (gnus-group-group-level) gnus-level-zombie)
+                    (gnus-request-rename-group group new-name))))
+           (gnus-error 3 "Couldn't rename group %s to %s"
+                       decoded-group decoded-new-name)
+         ;; We rename the group internally by killing it...
+         (gnus-group-kill-group)
+         ;; ... changing its name ...
+         (setcar (cdar gnus-list-of-killed-groups) new-name)
+         ;; ... and then yanking it.  Magic!
+         (gnus-group-yank-group)
+         (gnus-set-active new-name (gnus-active group))
+         (gnus-message 6 "Renaming group %s to %s...done"
+                       decoded-group decoded-new-name)
+         new-name)
+      (setq gnus-killed-list (delete group gnus-killed-list))
+      (gnus-set-active group nil)
+      (gnus-dribble-touch)
+      (gnus-group-position-point))))
 
 (defun gnus-group-edit-group (group &optional part)
   "Edit the group on the current line."

diff --git a/lisp/nnml.el b/lisp/nnml.el
index 6f45b0b..0f15918 100644 (file)
--- a/lisp/nnml.el
+++ b/lisp/nnml.el
@@ -539,7 +539,8 @@ non-nil.")
 (deffoo nnml-request-rename-group (group new-name &optional server)
   (nnml-possibly-change-directory group server)
   (let ((new-dir (nnml-group-pathname new-name nil server))
-       (old-dir (nnml-group-pathname group nil server)))
+       (old-dir (nnml-group-pathname group nil server))
+       (file-name-coding-system nnmail-pathname-coding-system))
     (when (ignore-errors
            (make-directory new-dir t)
            t)