From 0da50eaa79869ce9ea5e14fecfca032c3307c422 Mon Sep 17 00:00:00 2001
From: mfranz <mfranz>
Date: Wed, 24 May 2006 09:37:44 +0000
Subject: [PATCH] if we are going to die we better tell all our listeners

---
 simgear/props/props.cxx | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/simgear/props/props.cxx b/simgear/props/props.cxx
index 722dfee9..90efffed 100644
--- a/simgear/props/props.cxx
+++ b/simgear/props/props.cxx
@@ -756,7 +756,12 @@ SGPropertyNode::~SGPropertyNode ()
     _removedChildren[i]->_parent = 0;
   delete _path_cache;
   clearValue();
-  delete _listeners;
+
+  if (_listeners) {
+    for (unsigned i = 0; i < _listeners.size(); ++i)
+      _listeners[i]->unregister_property(this);
+    delete _listeners;
+  }
 }
 
 
-- 
2.39.5