1 files changed, 21 insertions, 16 deletions

diff --git a/lisp/isearch.el b/lisp/isearch.el
index 79f2c5d11ce..013e4b11c32 100644
--- a/lisp/isearch.el
+++ b/lisp/isearch.el
@@ -4,7 +4,7 @@
 
 ;; Author: Daniel LaLiberte <liberte@cs.uiuc.edu>
 
-;; |$Date: 1995/03/16 23:31:39 $|$Revision: 1.84 $
+;; |$Date: 1995/03/18 18:10:21 $|$Revision: 1.85 $
 
 ;; This file is part of GNU Emacs.
 
@@ -588,25 +588,30 @@ is treated as a regexp.  See \\[isearch-forward] for more info."
 
   (if (and (> (length isearch-string) 0) (not nopush))
       ;; Update the ring data.
-      (if isearch-regexp 
-          (if (or (null regexp-search-ring)
-                  (not (string= isearch-string (car regexp-search-ring))))
-              (progn
-                (setq regexp-search-ring
-                      (cons isearch-string regexp-search-ring))
-                (if (> (length regexp-search-ring) regexp-search-ring-max)
-                    (setcdr (nthcdr (1- search-ring-max) regexp-search-ring)
-                            nil))))
-        (if (or (null search-ring)
-                (not (string= isearch-string (car search-ring))))
-            (progn
-              (setq search-ring (cons isearch-string search-ring))
-              (if (> (length search-ring) search-ring-max)
-                  (setcdr (nthcdr (1- search-ring-max) search-ring) nil))))))
+      (isearch-update-ring isearch-string isearch-regexp))
 
   (run-hooks 'isearch-mode-end-hook)
   (and (not edit) isearch-recursive-edit (exit-recursive-edit)))
 
+(defun isearch-update-ring (string &optional regexp)
+  "Add STRING to the beginning of the search ring.
+REGEXP says which ring to use."
+  (if regexp 
+      (if (or (null regexp-search-ring)
+              (not (string= isearch-string (car regexp-search-ring))))
+          (progn
+            (setq regexp-search-ring
+                  (cons isearch-string regexp-search-ring))
+            (if (> (length regexp-search-ring) regexp-search-ring-max)
+                (setcdr (nthcdr (1- search-ring-max) regexp-search-ring)
+                        nil))))
+    (if (or (null search-ring)
+            (not (string= isearch-string (car search-ring))))
+        (progn
+          (setq search-ring (cons isearch-string search-ring))
+          (if (> (length search-ring) search-ring-max)
+              (setcdr (nthcdr (1- search-ring-max) search-ring) nil))))))
+
 ;;;=======================================================
 ;;; Switching buffers should first terminate isearch-mode.
 ;;; This is done quite differently for each variant of emacs.