From 89e4751823fc0d546a79b871204e01fda71ff3d9 Mon Sep 17 00:00:00 2001
From: Harry Moffat <hkmoffa@sandia.gov>
Date: Wed, 21 Jul 2004 20:41:06 +0000
Subject: [PATCH] Took the deletion of a static pointer out of destructor.

---
 Cantera/src/ThermoFactory.h | 15 +++++++++++++--
 Cantera/src/misc.cpp        |  2 ++
 2 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/Cantera/src/ThermoFactory.h b/Cantera/src/ThermoFactory.h
index 9703a7f0a..f048483df 100644
--- a/Cantera/src/ThermoFactory.h
+++ b/Cantera/src/ThermoFactory.h
@@ -42,9 +42,20 @@ namespace Cantera {
             return __factory;
         }
 
+	static void deleteFactory() {
+	    if (__factory) {
+	      delete __factory;
+	      __factory = 0;
+	    }
+	}
+
+	/**
+         * Destructor doesn't do anything. We do not delete statically
+	 * created single instance of this class here, because it would
+	 * create an infinite loop if destructor is called for that
+	 * single instance.
+         */
         virtual ~ThermoFactory() {
-            delete __factory;
-            __factory = 0;
         }
 
         /**
diff --git a/Cantera/src/misc.cpp b/Cantera/src/misc.cpp
index a9d4a5a55..53c98eccd 100755
--- a/Cantera/src/misc.cpp
+++ b/Cantera/src/misc.cpp
@@ -20,6 +20,7 @@
 #include "xml.h"
 #include "ctml.h"
 #include "SpeciesThermoFactory.h"
+#include "ThermoFactory.h"
 #include "FalloffFactory.h"
 
 //#ifndef WIN32
@@ -91,6 +92,7 @@ namespace Cantera {
 	  __app = 0;
 	}
 	SpeciesThermoFactory::deleteFactory();
+	ThermoFactory::deleteFactory();
 	FalloffFactory::deleteFalloffFactory();
 	Unit::deleteUnit();
     }