From: okazaki <okazaki>
Date: Tue, 7 Nov 2006 12:23:23 +0000 (+0000)
Subject: (elmo-progress-start): Avoid updating `elmo-progress-counter' when a query
X-Git-Tag: wl-2_15_6-fixes~121
X-Git-Url: http://git.chise.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=bd98225ef4f18df052f61bf75b6fcd8375cc3e1b;p=elisp%2Fwanderlust.git

(elmo-progress-start): Avoid updating `elmo-progress-counter' when a query
callback returns nil.  Return a progress counter instead of t whenever
a start callback was called.
---

diff --git a/elmo/elmo-util.el b/elmo/elmo-util.el
index 981930f..9f4910b 100644
--- a/elmo/elmo-util.el
+++ b/elmo/elmo-util.el
@@ -1193,12 +1193,10 @@ If optional DELETE-FUNCTION is speficied, it is used as delete procedure."
 	     (null elmo-progress-counter))
     (let ((counter (cons label (vector 0 total action))))
       (elmo-progress-call-callback counter 'start)
-      (setq elmo-progress-counter
-	    (if (elmo-progress-call-callback counter 'query)
-		(progn
-		  (elmo-progress-call-callback counter)
-		  counter)
-	      t)))))
+      (when (elmo-progress-call-callback counter 'query)
+	(elmo-progress-call-callback counter)
+	(setq elmo-progress-counter counter))
+      counter)))
 
 (defun elmo-progress-done (counter)
   (when counter