From ba2dc0e56694eaed22f7e174d6f8a19bbc7bf2c7 Mon Sep 17 00:00:00 2001
From: teranisi <teranisi>
Date: Tue, 26 Jun 2001 05:16:07 +0000
Subject: [PATCH] * wl-summary.el (wl-summary-sync-update): If sync-result is
 non-nil, do update process; Don't update marks when update
 process is interrupted.

* elmo.el (elmo-folder-synchronize): Return list of nil when no updates.
---
 elmo/ChangeLog   |    5 +++++
 elmo/elmo.el     |    5 +++--
 wl/ChangeLog     |    6 ++++++
 wl/wl-summary.el |   18 +++++++++++-------
 4 files changed, 25 insertions(+), 9 deletions(-)

diff --git a/elmo/ChangeLog b/elmo/ChangeLog
index 81714c2..0b5a676 100644
--- a/elmo/ChangeLog
+++ b/elmo/ChangeLog
@@ -1,3 +1,8 @@
+2001-06-26  Yuuichi Teranishi  <teranisi@gohome.org>
+
+	* elmo.el (elmo-folder-synchronize): Return list of nil when no
+	updates.
+
 2001-06-21  Yuuichi Teranishi  <teranisi@gohome.org>
 
 	* elmo.el (elmo-generic-folder-append-messages): Fixed logic.
diff --git a/elmo/elmo.el b/elmo/elmo.el
index 3937506..b77b6dc 100644
--- a/elmo/elmo.el
+++ b/elmo/elmo.el
@@ -1174,7 +1174,8 @@ Return a list of
 \(NEW-MSGDB DELETE-LIST CROSSED\)
 NEW-MSGDB is the newly appended msgdb.
 DELETE-LIST is a list of deleted message number.
-CROSSED is cross-posted message number."
+CROSSED is cross-posted message number.
+If update process is interrupted, return nil."
   (let ((killed-list (elmo-folder-killed-list-internal folder))
 	(before-append t)
 	number-alist mark-alist 
@@ -1237,7 +1238,7 @@ CROSSED is cross-posted message number."
 	      (progn
 		(elmo-folder-update-number folder)
 		(elmo-folder-process-crosspost folder)
-		nil ; no update.
+		(list nil nil nil) ; no updates.
 		)
 	    (if delete-list (elmo-msgdb-delete-msgs
 			     (elmo-folder-msgdb folder) delete-list))
diff --git a/wl/ChangeLog b/wl/ChangeLog
index be08af1..defeb09 100644
--- a/wl/ChangeLog
+++ b/wl/ChangeLog
@@ -1,3 +1,9 @@
+2001-06-26  Yuuichi Teranishi  <teranisi@gohome.org>
+
+	* wl-summary.el (wl-summary-sync-update): If sync-result is non-nil,
+	do update process;
+	Don't update marks when update process is interrupted.
+
 2001-06-25  Yuuichi Teranishi  <teranisi@gohome.org>
 
 	* wl-summary.el (wl-summary-reply): Fixed problem when
diff --git a/wl/wl-summary.el b/wl/wl-summary.el
index 1123ba1..0d09c7b 100644
--- a/wl/wl-summary.el
+++ b/wl/wl-summary.el
@@ -2061,8 +2061,7 @@ If ARG is non-nil, checking is omitted."
     (setq new-msgdb (nth 0 sync-result))
     (setq delete-list (nth 1 sync-result))
     (setq crossed (nth 2 sync-result))
-    (if (or (and sync-all sync-result)
-	    sync-result)
+    (if sync-result
 	(progn
 	  ;; Setup sync-all
 	  (if sync-all (wl-summary-sync-all-init))
@@ -2142,12 +2141,17 @@ If ARG is non-nil, checking is omitted."
 	  (if elmo-use-database
 	      (elmo-database-close))
 	  (run-hooks 'wl-summary-sync-updated-hook)
-	  (setq mes (format "Updated (-%d/+%d) message(s)"
-			    (length delete-list) num)))
-      (setq mes (format
-		 "No updates for \"%s\"" (elmo-folder-name-internal folder))))
+	  (setq mes 
+		(if (and (eq (length delete-list) 0)
+			 (eq num 0))
+		    (format
+		     "No updates for \"%s\"" (elmo-folder-name-internal
+					      folder))
+		  (format "Updated (-%d/+%d) message(s)"
+			  (length delete-list) num))))
+      (setq mes "Quit updating."))
     ;; synchronize marks.
-    (if wl-summary-auto-sync-marks
+    (if (and wl-summary-auto-sync-marks sync-result)
 	(wl-summary-sync-marks))
     ;; scoring
     (when wl-use-scoring
-- 
1.7.10.4