使用抛异常替代asset，提高代码稳定性

3rdpart/assert.h

@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2016 The ZLMediaKit project authors. All Rights Reserved.
+ *
+ * This file is part of ZLMediaKit(https://github.com/xiongziliang/ZLMediaKit).
+ *
+ * Use of this source code is governed by MIT license that can be found in the
+ * LICENSE file in the root of the source tree. All contributing project authors
+ * may be found in the AUTHORS file in the root of the source tree.
+ */
+
+#ifndef ZLMEDIAKIT_ASSERT_H
+#define ZLMEDIAKIT_ASSERT_H
+
+#include <stdio.h>
+#ifndef NDEBUG
+    #ifdef assert
+        #undef assert
+    #endif//assert
+
+    #ifdef __cplusplus
+    extern "C" {
+    #endif
+    extern void Assert_Throw(int failed, const char *exp, const char *func, const char *file, int line);
+    #ifdef __cplusplus
+    }
+    #endif
+
+    #define assert(exp) Assert_Throw(!(exp), #exp, __FUNCTION__, __FILE__, __LINE__);
+#endif//NDEBUG
+
+#endif //ZLMEDIAKIT_ASSERT_H