(hack-local-variables-prop-line): If we can't switch-to-buffer

in selected window, try another window, then a new frame.

(set-visited-file-name): Don't rename-buffer if buffer
already has the desired name.

(insert-file): Add * to interactive spec.

1 files changed, 13 insertions, 3 deletions

diff --git a/lisp/files.el b/lisp/files.el
index f5a86a981a9..55cc671e8f1 100644
--- a/lisp/files.el
+++ b/lisp/files.el
@@ -947,7 +947,16 @@ If `enable-local-variables' is nil, this function does not check for a
                (or (eq enable-local-variables t)
                    (and enable-local-variables
                         (save-window-excursion
-                          (switch-to-buffer (current-buffer))
+                          (condition-case nil
+                              (switch-to-buffer (current-buffer))
+                            (error
+                             ;; If we fail to switch in the selected window,
+                             ;; it is probably a minibuffer.
+                             ;; So try another window.
+                             (condition-case nil
+                                 (switch-to-buffer-other-window (current-buffer))
+                               (error
+                                (switch-to-buffer-other-frame (current-buffer))))))
                           (y-or-n-p (format "Set local variables as specified in -*- line of %s? "
                                             (file-name-nondirectory buffer-file-name)))))))
           (while result
@@ -1091,7 +1100,8 @@ if you wish to pass an empty string as the argument."
         (if (eq system-type 'vax-vms)
             (setq new-name (downcase new-name)))
         (setq default-directory (file-name-directory buffer-file-name))
-        (rename-buffer new-name t)))
+        (or (string= new-name (buffer-name))
+            (rename-buffer new-name t))))
   (setq buffer-backed-up nil)
   (clear-visited-file-modtime)
   (if filename
@@ -1578,7 +1588,7 @@ Set mark after the inserted text.
 This function is meant for the user to run interactively.
 Don't call it from programs!  Use `insert-file-contents' instead.
 \(Its calling sequence is different; see its documentation)."
-  (interactive "fInsert file: ")
+  (interactive "*fInsert file: ")
   (if (file-directory-p filename)
       (signal 'file-error (list "Opening input file" "file is a directory"
                                 filename)))