Merge from emacs-24; up to 2012-12-21T07:35:02Z!ueno@gnu.org

[gnu-emacs] / lisp / tabify.el

diff --git a/lisp/tabify.el b/lisp/tabify.el
index da1038a21647afaca3b107f42d32687058a5038d..6bf45b36886be830478e644b205768a91cd0c7f1 100644 (file)
--- a/lisp/tabify.el
+++ b/lisp/tabify.el
@@ -1,6 +1,6 @@
 ;;; tabify.el --- tab conversion commands for Emacs
 
-;; Copyright (C) 1985, 1994, 2001-2011 Free Software Foundation, Inc.
+;; Copyright (C) 1985, 1994, 2001-2013 Free Software Foundation, Inc.
 
 ;; Maintainer: FSF
 ;; Package: emacs
@@ -34,19 +34,21 @@ Called non-interactively, the region is specified by arguments
 START and END, rather than by the position of point and mark.
 The variable `tab-width' controls the spacing of tab stops."
   (interactive "r")
-  (save-excursion
-    (save-restriction
-      (narrow-to-region (point-min) end)
-      (goto-char start)
-      (while (search-forward "\t" nil t)       ; faster than re-search
-       (forward-char -1)
-       (let ((tab-beg (point))
-             (indent-tabs-mode nil)
-             column)
-         (skip-chars-forward "\t")
-         (setq column (current-column))
-         (delete-region tab-beg (point))
-         (indent-to column))))))
+  (let ((c (current-column)))
+    (save-excursion
+      (save-restriction
+        (narrow-to-region (point-min) end)
+        (goto-char start)
+        (while (search-forward "\t" nil t)      ; faster than re-search
+          (forward-char -1)
+          (let ((tab-beg (point))
+                (indent-tabs-mode nil)
+                column)
+            (skip-chars-forward "\t")
+            (setq column (current-column))
+            (delete-region tab-beg (point))
+            (indent-to column)))))
+    (move-to-column c)))
 
 (defvar tabify-regexp " [ \t]+"
   "Regexp matching whitespace that tabify should consider.