1 files changed, 48 insertions, 6 deletions

diff --git a/indra/llcommon/llevents.cpp b/indra/llcommon/llevents.cpp
index 31fdd9e60a..1c928b3db8 100644..100755
--- a/indra/llcommon/llevents.cpp
+++ b/indra/llcommon/llevents.cpp
@@ -4,8 +4,25 @@
  * @date   2008-09-12
  * @brief  Implementation for llevents.
  * 
- * $LicenseInfo:firstyear=2008&license=viewergpl$
- * Copyright (c) 2008, Linden Research, Inc.
+ * $LicenseInfo:firstyear=2008&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
  * $/LicenseInfo$
  */
 
@@ -24,7 +41,6 @@
 #include <algorithm>
 // std headers
 #include <typeinfo>
-#include <cassert>
 #include <cmath>
 #include <cctype>
 // external library headers
@@ -413,13 +429,13 @@ LLBoundListener LLEventPump::listen_impl(const std::string& name, const LLEventL
     {
         // The new node isn't last. Place it between the previous node and
         // the successor.
-        newNode = (myprev + mydmi->second)/2.0;
+        newNode = (myprev + mydmi->second)/2.f;
     }
     else
     {
         // The new node is last. Bump myprev up to the next integer, add
         // 1.0 and use that.
-        newNode = std::ceil(myprev) + 1.0;
+        newNode = std::ceil(myprev) + 1.f;
     }
     // Now that newNode has a value that places it appropriately in mSignal,
     // connect it.
@@ -458,7 +474,7 @@ void LLEventPump::stopListening(const std::string& name)
 *****************************************************************************/
 bool LLEventStream::post(const LLSD& event)
 {
-    if (! mEnabled)
+    if (! mEnabled || !mSignal)
     {
         return false;
     }
@@ -498,6 +514,8 @@ bool LLEventQueue::post(const LLSD& event)
 
 void LLEventQueue::flush()
 {
+	if(!mSignal) return;
+		
     // Consider the case when a given listener on this LLEventQueue posts yet
     // another event on the same queue. If we loop over mEventQueue directly,
     // we'll end up processing all those events during the same flush() call
@@ -569,3 +587,27 @@ void LLReqID::stamp(LLSD& response) const
     }
     response["reqid"] = mReqid;
 }
+
+bool sendReply(const LLSD& reply, const LLSD& request, const std::string& replyKey)
+{
+    // If the original request has no value for replyKey, it's pointless to
+    // construct or send a reply event: on which LLEventPump should we send
+    // it? Allow that to be optional: if the caller wants to require replyKey,
+    // it can so specify when registering the operation method.
+    if (! request.has(replyKey))
+    {
+        return false;
+    }
+
+    // Here the request definitely contains replyKey; reasonable to proceed.
+
+    // Copy 'reply' to modify it.
+    LLSD newreply(reply);
+    // Get the ["reqid"] element from request
+    LLReqID reqID(request);
+    // and copy it to 'newreply'.
+    reqID.stamp(newreply);
+    // Send reply on LLEventPump named in request[replyKey]. Don't forget to
+    // send the modified 'newreply' instead of the original 'reply'.
+    return LLEventPumps::instance().obtain(request[replyKey]).post(newreply);
+}