2009-02-08 Tatsuhiro Tsujikawa <t-tujikawa@users.sourceforge.net>

	Don't send ip parameter to a tracker if ip parameter is empty
	string.	
	* src/DefaultBtAnnounce.cc

ChangeLog

@@ -1,3 +1,9 @@
+2009-02-08  Tatsuhiro Tsujikawa  <t-tujikawa@users.sourceforge.net>
+
+	Don't send ip parameter to a tracker if ip parameter is empty
+	string.	
+	* src/DefaultBtAnnounce.cc
+
 2009-02-07  Tatsuhiro Tsujikawa  <t-tujikawa@users.sourceforge.net>
 
 	Adjusted line feed.

src/DefaultBtAnnounce.cc

@@ -167,7 +167,7 @@ std::string DefaultBtAnnounce::getAnnounceUrl() {
   } else {
     url += "&supportcrypto=1";
   }
-  if(option->defined(PREF_BT_EXTERNAL_IP)) {
+  if(!option->blank(PREF_BT_EXTERNAL_IP)) {
     url += "&ip="+option->get(PREF_BT_EXTERNAL_IP);
   }
   return url;