X-Git-Url: https://cgit.sxemacs.org/?a=blobdiff_plain;f=lisp%2Fgnus-move.el;h=801f891b8a0bd85b4ec645f65596fcb1c3662f4e;hb=4b34fded7033b14cbfcf3dc0db672c72acde7acb;hp=ba8b9c252c3206b67bad996d0f4bcba5cc0d7d2b;hpb=b28454eed83f245c4160228b076134ce930b320a;p=gnus

diff --git a/lisp/gnus-move.el b/lisp/gnus-move.el
index ba8b9c252..801f891b8 100644
--- a/lisp/gnus-move.el
+++ b/lisp/gnus-move.el
@@ -25,6 +25,8 @@
 
 ;;; Code:
 
+(eval-when-compile (require 'cl))
+
 (require 'gnus)
 (require 'gnus-start)
 (require 'gnus-int)
@@ -59,15 +61,18 @@ Update the .newsrc.eld file to reflect the change of nntp server."
   "Move group INFO from FROM-SERVER to TO-SERVER."
   (let ((group (gnus-info-group info))
 	to-active hashtb type mark marks
-	to-article to-reads to-marks article)
+	to-article to-reads to-marks article
+	act-articles)
     (gnus-message 7 "Translating %s..." group)
     (when (gnus-request-group group nil to-server)
       (setq to-active (gnus-parse-active)
-	    hashtb (gnus-make-hashtable 1024))
+	    hashtb (gnus-make-hashtable 1024)
+	    act-articles (gnus-uncompress-range to-active))
       ;; Fetch the headers from the `to-server'.
       (when (and to-active
+		 act-articles
 		 (setq type (gnus-retrieve-headers
-			     (gnus-uncompress-range to-active)
+			     act-articles
 			     group to-server)))
 	;; Convert HEAD headers.  I don't care.
 	(when (eq type 'headers)
@@ -108,24 +113,24 @@ Update the .newsrc.eld file to reflect the change of nntp server."
 	  (goto-char (point-min))
 	  (while (looking-at
 		  "^[0-9]+\t[^\t]*\t[^\t]*\t[^\t]*\t\\([^\t]*\\)\t")
-	    (setq to-article
-		  (gnus-gethash
-		   (buffer-substring (match-beginning 1) (match-end 1))
-		   hashtb))
-	    ;; Add this article to the list of read articles.
-	    (push to-article to-reads)
-	    ;; See if there are any marks and then add them.
-	    (when (setq mark (assq (read (current-buffer)) marks))
-	      (setq marks (delq mark marks))
-	      (setcar mark to-article)
-	      (push mark to-marks))
-	    (forward-line 1))
+	    (when (setq to-article
+			(gnus-gethash
+			 (buffer-substring (match-beginning 1) (match-end 1))
+			 hashtb))
+	      ;; Add this article to the list of read articles.
+	      (push to-article to-reads)
+	      ;; See if there are any marks and then add them.
+	      (when (setq mark (assq (read (current-buffer)) marks))
+		(setq marks (delq mark marks))
+		(setcar mark to-article)
+		(push mark to-marks))
+	      (forward-line 1)))
 	  ;; Now we know what the read articles are and what the
 	  ;; article marks are.  We transform the information
 	  ;; into the Gnus info format.
 	  (setq to-reads
 		(gnus-range-add
-		 (gnus-compress-sequence (sort to-reads '<) t)
+		 (gnus-compress-sequence (and to-reads (sort to-reads '<)) t)
 		 (cons 1 (1- (car to-active)))))
 	  (gnus-info-set-read info to-reads)
 	  ;; Do the marks.  I'm sure y'all understand what's
@@ -142,7 +147,8 @@ Update the .newsrc.eld file to reflect the change of nntp server."
 			(cons article (cdr a)))))
 	    (setq a lists)
 	    (while a
-	      (setcdr (car a) (gnus-compress-sequence (sort (cdar a) '<)))
+	      (setcdr (car a) (gnus-compress-sequence
+			       (and (cdar a) (sort (cdar a) '<))))
 	      (pop a))
 	    (gnus-info-set-marks info lists t)))))
     (gnus-message 7 "Translating %s...done" group)))