From dc7cb1655956a8fce5d267cd130b3eceeb5d1bda Mon Sep 17 00:00:00 2001
From: hmurata <hmurata>
Date: Tue, 2 Apr 2002 12:11:53 +0000
Subject: [PATCH] * wl-message.el (wl-message-buffer-prefetch-get-next): Use
 while loop instead of recursive call.

---
 wl/ChangeLog     |    3 +++
 wl/wl-message.el |   26 ++++++++++++--------------
 2 files changed, 15 insertions(+), 14 deletions(-)

diff --git a/wl/ChangeLog b/wl/ChangeLog
index 5403a31..d64334e 100644
--- a/wl/ChangeLog
+++ b/wl/ChangeLog
@@ -1,5 +1,8 @@
 2002-04-02  Hiroya Murata  <lapis-lazuli@pop06.odn.ne.jp>
 
+	* wl-message.el (wl-message-buffer-prefetch-get-next): Use while
+	loop instead of recursive call.
+
 	* wl-addrmgr.el (wl-addrmgr-quit-yes): Call get-buffer-window with
 	2nd argument.
 
diff --git a/wl/wl-message.el b/wl/wl-message.el
index 775758b..de5cc18 100644
--- a/wl/wl-message.el
+++ b/wl/wl-message.el
@@ -593,20 +593,18 @@ Returns non-nil if bottom of message."
 (defun wl-message-buffer-prefetch-get-next (folder number summary)
   (if (buffer-live-p summary)
       (with-current-buffer summary
-	(let* ((wl-summary-move-spec-plugged-alist
-		(or wl-message-buffer-prefetch-move-spec-plugged-alist
-		    wl-summary-move-spec-plugged-alist))
-	       (wl-summary-move-spec-unplugged-alist
-		(or wl-message-buffer-prefetch-move-spec-unplugged-alist
-		    wl-summary-move-spec-unplugged-alist))
-	       (next (funcall wl-message-buffer-prefetch-get-next-function
-			      number)))
-	  (if (and next
-		   (not (wl-message-buffer-prefetch-p folder next)))
-	      ;; for Multi folder
-	      (wl-message-buffer-prefetch-get-next
-	       folder next summary)
-	    next)))))
+	(let ((wl-summary-move-spec-plugged-alist
+	       (or wl-message-buffer-prefetch-move-spec-plugged-alist
+		   wl-summary-move-spec-plugged-alist))
+	      (wl-summary-move-spec-unplugged-alist
+	       (or wl-message-buffer-prefetch-move-spec-unplugged-alist
+		   wl-summary-move-spec-unplugged-alist))
+	      (next number))
+	  (while (and (setq next (funcall
+				  wl-message-buffer-prefetch-get-next-function
+				  next))
+		      (not (wl-message-buffer-prefetch-p folder next))))
+	  next))))
 
 (defun wl-message-buffer-prefetch (folder number count
 					  &optional summary charset)
-- 
1.7.10.4