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

trunk/3rdparty/libco/example_copystack.cpp

@@ -0,0 +1,61 @@
+/*
+* 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.
+*/
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <sys/time.h>
+#include <errno.h>
+#include <string.h>
+#include "coctx.h"
+#include "co_routine.h"
+#include "co_routine_inner.h"
+
+void* RoutineFunc(void* args)
+{
+	co_enable_hook_sys();
+	int* routineid = (int*)args;
+	while (true)
+	{
+		char sBuff[128];
+		sprintf(sBuff, "from routineid %d stack addr %p\n", *routineid, sBuff);
+
+		printf("%s", sBuff);
+		poll(NULL, 0, 1000); //sleep 1s
+	}
+	return NULL;
+}
+
+int main()
+{
+	stShareStack_t* share_stack= co_alloc_sharestack(1, 1024 * 128);
+	stCoRoutineAttr_t attr;
+	attr.stack_size = 0;
+	attr.share_stack = share_stack;
+
+	stCoRoutine_t* co[2];
+	int routineid[2];
+	for (int i = 0; i < 2; i++)
+	{
+		routineid[i] = i;
+		co_create(&co[i], &attr, RoutineFunc, routineid + i);
+		co_resume(co[i]);
+	}
+	co_eventloop(co_get_epoll_ct(), NULL, NULL);
+	return 0;
+}