From 7845f33c74cea6f35deac3017511e898e75dbc6d Mon Sep 17 00:00:00 2001
From: mfranz <mfranz>
Date: Mon, 20 Mar 2006 11:01:16 +0000
Subject: [PATCH] a bool isn't safe enough here, but a mutex shouldn't be
 necessary

---
 src/Scripting/NasalSys.cxx | 6 +++---
 src/Scripting/NasalSys.hxx | 2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/Scripting/NasalSys.cxx b/src/Scripting/NasalSys.cxx
index 17187e9b3..c0b25c4ea 100644
--- a/src/Scripting/NasalSys.cxx
+++ b/src/Scripting/NasalSys.cxx
@@ -682,7 +682,7 @@ FGNasalListener::FGNasalListener(SGPropertyNode_ptr node, naRef handler,
     _handler(handler),
     _gcKey(key),
     _nas(nasal),
-    _active(false)
+    _active(0)
 {
 }
 
@@ -698,7 +698,7 @@ void FGNasalListener::valueChanged(SGPropertyNode* node)
                 "on property " << node->getPath());
         return;
     }
-    _active = true;
+    _active++;
     _nas->_cmdArg = node;
     naContext c = naNewContext();
     naModUnlock();
@@ -707,7 +707,7 @@ void FGNasalListener::valueChanged(SGPropertyNode* node)
     if(naGetError(c))
         _nas->logError(c);
     naFreeContext(c);
-    _active = false;
+    _active--;
 }
 
 
diff --git a/src/Scripting/NasalSys.hxx b/src/Scripting/NasalSys.hxx
index 0b10ad0c7..7da34d66f 100644
--- a/src/Scripting/NasalSys.hxx
+++ b/src/Scripting/NasalSys.hxx
@@ -137,7 +137,7 @@ private:
     naRef _handler;
     int _gcKey;
     FGNasalSys* _nas;
-    bool _active;
+    unsigned int _active;
 };
 
 
-- 
2.39.5