bug#14480: [PATCH2] Re: bug#14480: A few error to user-error replacements

[Kelly Dean <kellydeanch@yahoo.com>]

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Here are some more. Additional patch attached.

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--- emacs-24.3/lisp/winner.el
+++ emacs-24.3/lisp/winner.el
@@ -436,7 +436,7 @@
        (ring-ref winner-pending-undo-ring 0)))
     (unless (eq (selected-window) (minibuffer-window))
       (message "Winner undid undo")))
-   (t (error "Previous command was not a `winner-undo'"))))
+   (t (user-error "Previous command was not a `winner-undo'"))))
 
 (provide 'winner)
 ;;; winner.el ends here
--- emacs-24.3/lisp/windmove.el
+++ emacs-24.3/lisp/windmove.el
@@ -486,10 +486,10 @@
 If no window is at direction DIR, an error is signaled."
   (let ((other-window (windmove-find-other-window dir arg window)))
     (cond ((null other-window)
-           (error "No window %s from selected window" dir))
+           (user-error "No window %s from selected window" dir))
           ((and (window-minibuffer-p other-window)
                 (not (minibuffer-window-active-p other-window)))
-           (error "Minibuffer is inactive"))
+           (user-error "Minibuffer is inactive"))
           (t
            (select-window other-window)))))
 
--- emacs-24.3/lisp/register.el
+++ emacs-24.3/lisp/register.el
@@ -163,7 +163,7 @@
       (goto-char (cadr val)))
      ((markerp val)
       (or (marker-buffer val)
-	  (error "That register's buffer no longer exists"))
+	  (user-error "That register's buffer no longer exists"))
       (switch-to-buffer (marker-buffer val))
       (goto-char val))
      ((and (consp val) (eq (car val) 'file))
@@ -171,7 +171,7 @@
      ((and (consp val) (eq (car val) 'file-query))
       (or (find-buffer-visiting (nth 1 val))
 	  (y-or-n-p (format "Visit file %s again? " (nth 1 val)))
-	  (error "Register access aborted"))
+	  (user-error "Register access aborted"))
       (find-file (nth 1 val))
       (goto-char (nth 2 val)))
      ((and (fboundp 'semantic-foreign-tag-p)
@@ -180,7 +180,7 @@
       (switch-to-buffer (semantic-tag-buffer val))
       (goto-char (semantic-tag-start val)))
      (t
-      (error "Register doesn't contain a buffer position or configuration")))))
+      (user-error "Register doesn't contain a buffer position or configuration")))))
 
 (defun register-swap-out ()
   "Turn markers into file-query references when a buffer is killed."
@@ -226,7 +226,7 @@
 	(set-register register (+ number register-val))))
      ((or (not register-val) (stringp register-val))
       (append-to-register register (region-beginning) (region-end) prefix))
-     (t (error "Register does not contain a number or text")))))
+     (t (user-error "Register does not contain a number or text")))))
 
 (defun view-register (register)
   "Display what is contained in register named REGISTER.
@@ -354,7 +354,7 @@
 	   (semantic-foreign-tag-p val))
       (semantic-insert-foreign-tag val))
      (t
-      (error "Register does not contain text"))))
+      (user-error "Register does not contain text"))))
   (if (not arg) (exchange-point-and-mark)))
 
 (defun copy-to-register (register start end &optional delete-flag)
@@ -382,7 +382,7 @@
     (set-register
      register (cond ((not reg) text)
                     ((stringp reg) (concat reg separator text))
-                    (t (error "Register does not contain text")))))
+                    (t (user-error "Register does not contain text")))))
   (setq deactivate-mark t)
   (cond (delete-flag
 	 (delete-region start end))
@@ -401,7 +401,7 @@
     (set-register
      register (cond ((not reg) text)
                     ((stringp reg) (concat text separator reg))
-                    (t (error "Register does not contain text")))))
+                    (t (user-error "Register does not contain text")))))
   (setq deactivate-mark t)
   (cond (delete-flag
 	 (delete-region start end))
--- emacs-24.3/lisp/files.el
+++ emacs-24.3/lisp/files.el
@@ -1539,10 +1539,10 @@
             (confirm-nonexistent-file-or-buffer) file-name)
 	   t)))
   (unless (run-hook-with-args-until-failure 'kill-buffer-query-functions)
-    (error "Aborted"))
+    (user-error "Aborted"))
   (and (buffer-modified-p) buffer-file-name
        (not (yes-or-no-p "Kill and replace the buffer without saving it? "))
-       (error "Aborted"))
+       (user-error "Aborted"))
   (let ((obuf (current-buffer))
 	(ofile buffer-file-name)
 	(onum buffer-file-number)
@@ -1741,7 +1741,7 @@
 	     (not (y-or-n-p (format "File %s is large (%s), really %s? "
 				    (file-name-nondirectory filename)
 				    (file-size-human-readable size) op-type))))
-    (error "Aborted")))
+    (user-error "Aborted")))
 
 (defun find-file-noselect (filename &optional nowarn rawfile wildcards)
   "Read file FILENAME into a buffer and return the buffer.
@@ -3732,7 +3732,7 @@
 	   (not no-query)
 	   (not (y-or-n-p (format "A buffer is visiting %s; proceed? "
 				  filename)))
-	   (error "Aborted")))
+	   (user-error "Aborted")))
     (or (equal filename buffer-file-name)
 	(progn
 	  (and filename (lock-buffer filename))
@@ -3852,7 +3852,7 @@
 	(and confirm
 	     (file-exists-p filename)
 	     (or (y-or-n-p (format "File `%s' exists; overwrite? " filename))
-		 (error "Canceled")))
+		 (user-error "Canceled")))
 	(set-visited-file-name filename (not confirm))))
   (set-buffer-modified-p t)
   ;; Make buffer writable if file is writable.
@@ -4502,7 +4502,7 @@
 			(error "%s is a directory" filename)
 		      (unless (y-or-n-p (format "File `%s' exists; overwrite? "
 						filename))
-			(error "Canceled")))
+			(user-error "Canceled")))
 		  ;; Signal an error if the specified name refers to a
 		  ;; non-existing directory.
 		  (let ((dir (file-name-directory filename)))