use libco instead of state-thread(st), still have some bug

trunk/3rdparty/libco/co_routine_specific.h

@@ -0,0 +1,86 @@
+/*
+* Tencent is pleased to support the open source community by making Libco available.
+
+* Copyright (C) 2014 THL A29 Limited, a Tencent company. All rights reserved.
+*
+* Licensed under the Apache License, Version 2.0 (the "License"); 
+* you may not use this file except in compliance with the License. 
+* You may obtain a copy of the License at
+*
+*	http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, 
+* software distributed under the License is distributed on an "AS IS" BASIS, 
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
+* See the License for the specific language governing permissions and 
+* limitations under the License.
+*/
+
+#pragma once
+#include <pthread.h>
+#include <stdlib.h>
+
+/*
+invoke only once in the whole program
+CoRoutineSetSpecificCallBack(CoRoutineGetSpecificFunc_t pfnGet,CoRoutineSetSpecificFunc_t pfnSet)
+
+struct MyData_t
+{
+	int iValue;
+	char szValue[100];
+};
+CO_ROUTINE_SPECIFIC( MyData_t,__routine );
+
+int main()
+{
+	CoRoutineSetSpecificCallBack( co_getspecific,co_setspecific );
+
+	__routine->iValue = 10;
+	strcpy( __routine->szValue,"hello world" );
+
+	return 0;
+}
+*/
+extern int 	co_setspecific( pthread_key_t key, const void *value );
+extern void *	co_getspecific( pthread_key_t key );
+
+#define CO_ROUTINE_SPECIFIC( name,y ) \
+\
+static pthread_once_t _routine_once_##name = PTHREAD_ONCE_INIT; \
+static pthread_key_t _routine_key_##name;\
+static int _routine_init_##name = 0;\
+static void _routine_make_key_##name() \
+{\
+ 	(void) pthread_key_create(&_routine_key_##name, NULL); \
+}\
+template <class T>\
+class clsRoutineData_routine_##name\
+{\
+public:\
+	inline T *operator->()\
+	{\
+		if( !_routine_init_##name ) \
+		{\
+			pthread_once( &_routine_once_##name,_routine_make_key_##name );\
+			_routine_init_##name = 1;\
+		}\
+		T* p = (T*)co_getspecific( _routine_key_##name );\
+		if( !p )\
+		{\
+			p = (T*)calloc(1,sizeof( T ));\
+			int ret = co_setspecific( _routine_key_##name,p) ;\
+            if ( ret )\
+            {\
+                if ( p )\
+                {\
+                    free(p);\
+                    p = NULL;\
+                }\
+            }\
+		}\
+		return p;\
+	}\
+};\
+\
+static clsRoutineData_routine_##name<name> y;
+