From a2824b3cb9bfc9ad3b298cef100ee41e43675ab5 Mon Sep 17 00:00:00 2001
From: teranisi <teranisi>
Date: Fri, 18 Jul 2003 12:57:42 +0000
Subject: [PATCH] (wl-summary-print-destination): Do nothing when folder is
 nil.

---
 wl/ChangeLog    |    5 +++++
 wl/wl-action.el |   51 ++++++++++++++++++++++++++-------------------------
 2 files changed, 31 insertions(+), 25 deletions(-)

diff --git a/wl/ChangeLog b/wl/ChangeLog
index a2bcb4b..b4feb60 100644
--- a/wl/ChangeLog
+++ b/wl/ChangeLog
@@ -1,3 +1,8 @@
+2003-07-18  Yuuichi Teranishi  <teranisi@ns.templewest.net>
+
+	* wl-action.el (wl-summary-print-destination): 
+	Do nothing when folder is nil.
+
 2003-07-18  Hiroya Murata  <lapis-lazuli@pop06.odn.ne.jp>
 
 	* wl-summary.el (wl-summary-prefetch-region-no-mark): Update
diff --git a/wl/wl-action.el b/wl/wl-action.el
index 2923b79..5174481 100644
--- a/wl/wl-action.el
+++ b/wl/wl-action.el
@@ -740,32 +740,33 @@ Return number if put mark succeed"
 
 (defun wl-summary-print-destination (msg-num folder)
   "Print refile destination on line."
-  (wl-summary-remove-destination)
-  (save-excursion
-    (let ((inhibit-read-only t)
-	  (folder (copy-sequence folder))
-	  (buffer-read-only nil)
-	  len rs re c)
-      (setq len (string-width folder))
-      (if (< len 1) ()
-	;;(end-of-line)
-	(beginning-of-line)
-	(search-forward "\r")
-	(forward-char -1)
-	(setq re (point))
-	(setq c 0)
-	(while (< c len)
+  (when folder
+    (wl-summary-remove-destination)
+    (save-excursion
+      (let ((inhibit-read-only t)
+	    (folder (copy-sequence folder))
+	    (buffer-read-only nil)
+	    len rs re c)
+	(setq len (string-width folder))
+	(if (< len 1) ()
+	  ;;(end-of-line)
+	  (beginning-of-line)
+	  (search-forward "\r")
 	  (forward-char -1)
-	  (setq c (+ c (char-width (following-char)))))
-	(and (> c len) (setq folder (concat " " folder)))
-	(setq rs (point))
-	(when wl-summary-width
-	  (put-text-property rs re 'invisible t))
-	(put-text-property rs re 'wl-summary-destination t)
-	(goto-char re)
-	(wl-highlight-refile-destination-string folder)
-	(insert folder)
-	(set-buffer-modified-p nil)))))
+	  (setq re (point))
+	  (setq c 0)
+	  (while (< c len)
+	    (forward-char -1)
+	    (setq c (+ c (char-width (following-char)))))
+	  (and (> c len) (setq folder (concat " " folder)))
+	  (setq rs (point))
+	  (when wl-summary-width
+	    (put-text-property rs re 'invisible t))
+	  (put-text-property rs re 'wl-summary-destination t)
+	  (goto-char re)
+	  (wl-highlight-refile-destination-string folder)
+	  (insert folder)
+	  (set-buffer-modified-p nil))))))
 
 (defsubst wl-summary-reserve-temp-mark-p (mark)
   "Return t if temporal MARK should be reserved."
-- 
1.7.10.4