diff options
| -rw-r--r-- | lisp/mail/rmailmsc.el | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lisp/mail/rmailmsc.el b/lisp/mail/rmailmsc.el index 98926d8117..ad30278535 100644 --- a/lisp/mail/rmailmsc.el +++ b/lisp/mail/rmailmsc.el @@ -30,6 +30,10 @@ You can specify one file name, or several names separated by commas. If FILE-NAME is empty, remove any existing inbox list." (interactive "sSet mailbox list to (comma-separated list of filenames): ") + + (unless (eq major-mode 'rmail-mode) + (error "set-rmail-inbox-list works only for an Rmail file")) + (save-excursion (let ((names (rmail-parse-file-inboxes)) (standard-output nil)) |