[svn] * Proper SVN structureinit

--HG--
branch : trunk

1 files changed, 90 insertions, 0 deletions

diff --git a/src/framework/Policies/SingletonImp.h b/src/framework/Policies/SingletonImp.h
new file mode 100644
index 00000000000..ce0a4403472
--- /dev/null
+++ b/src/framework/Policies/SingletonImp.h
@@ -0,0 +1,90 @@
+/* 
+ * Copyright (C) 2005-2008 MaNGOS <http://www.mangosproject.org/>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#ifndef MANGOS_SINGLETONIMPL_H
+#define MANGOS_SINGLETONIMPL_H
+
+#include "Singleton.h"
+
+// avoid the using namespace here cuz
+// its a .h file afterall
+
+template
+<
+typename T,
+class ThreadingModel,
+class CreatePolicy,
+class LifeTimePolicy
+>
+T&
+MaNGOS::Singleton<T, ThreadingModel, CreatePolicy, LifeTimePolicy >::Instance()
+{
+    if( !si_instance )
+    {
+        // double-checked Locking pattern
+        Guard();
+        if( !si_instance )
+        {
+            if( si_destroyed )
+            {
+                si_destroyed = false;
+                LifeTimePolicy::OnDeadReference();
+            }
+            si_instance = CreatePolicy::Create();
+            LifeTimePolicy::ScheduleCall(&DestroySingleton);
+        }
+    }
+
+    return *si_instance;
+}
+
+template
+<
+typename T,
+class ThreadingModel,
+class CreatePolicy,
+class LifeTimePolicy
+>
+void
+MaNGOS::Singleton<T, ThreadingModel, CreatePolicy, LifeTimePolicy>::DestroySingleton()
+{
+    CreatePolicy::Destroy(si_instance);
+    si_instance = NULL;
+    si_destroyed = true;
+}
+
+#define INSTANTIATE_SINGLETON_1(TYPE) \
+    template class MANGOS_DLL_DECL MaNGOS::Singleton<TYPE, MaNGOS::SingleThreaded<TYPE>, MaNGOS::OperatorNew<TYPE>, MaNGOS::ObjectLifeTime<TYPE> >; \
+    template<> TYPE* MaNGOS::Singleton<TYPE, MaNGOS::SingleThreaded<TYPE>, MaNGOS::OperatorNew<TYPE>, MaNGOS::ObjectLifeTime<TYPE> >::si_instance = 0; \
+    template<> bool MaNGOS::Singleton<TYPE, MaNGOS::SingleThreaded<TYPE>, MaNGOS::OperatorNew<TYPE>, MaNGOS::ObjectLifeTime<TYPE> >::si_destroyed = false
+
+#define INSTANTIATE_SINGLETON_2(TYPE, THREADINGMODEL) \
+    template class MANGOS_DLL_DECL MaNGOS::Singleton<TYPE, THREADINGMODEL, MaNGOS::OperatorNew<TYPE>, MaNGOS::ObjectLifeTime<TYPE> >; \
+    template<> TYPE* MaNGOS::Singleton<TYPE, THREADINGMODEL, MaNGOS::OperatorNew<TYPE>, MaNGOS::ObjectLifeTime<TYPE> >::si_instance = 0; \
+    template<> bool MaNGOS::Singleton<TYPE, THREADINGMODEL, MaNGOS::OperatorNew<TYPE>, MaNGOS::ObjectLifeTime<TYPE> >::si_destroyed = false
+
+#define INSTANTIATE_SINGLETON_3(TYPE, THREADINGMODEL, CREATIONPOLICY ) \
+    template class MANGOS_DLL_DECL MaNGOS::Singleton<TYPE, THREADINGMODEL, CREATIONPOLICY, MaNGOS::ObjectLifeTime<TYPE> >; \
+    template<> TYPE* MaNGOS::Singleton<TYPE, THREADINGMODEL, CREATIONPOLICY, MaNGOS::ObjectLifeTime<TYPE> >::si_instance = 0; \
+    template<> bool MaNGOS::Singleton<TYPE, THREADINGMODEL, CREATIONPOLICY, MaNGOS::ObjectLifeType<TYPE> >::si_destroyed = false
+
+#define INSTANTIATE_SINGLETON_4(TYPE, THREADINGMODEL, CREATIONPOLICY, OBJECTLIFETIME) \
+    template class MANGOS_DLL_DECL MaNGOS::Singleton<TYPE, THREADINGMODEL, CREATIONPOLICY, OBJECTLIFETIME >; \
+    template<> TYPE* MaNGOS::Singleton<TYPE, THREADINGMODEL, CREATIONPOLICY, OBJECTLIFETIME >::si_instance = 0; \
+    template<> bool MaNGOS::Singleton<TYPE, THREADINGMODEL, CREATIONPOLICY, OBJECTLIFETIME >::si_destroyed = false
+#endif