Diff: squirrel/squserdata.h

Revision:

0:97a4f8cc534c

diff -r 000000000000 -r 97a4f8cc534c squirrel/squserdata.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/squirrel/squserdata.h	Tue Dec 16 10:20:34 2014 +0000
@@ -0,0 +1,40 @@
+/*	see copyright notice in squirrel.h */
+#ifndef _SQUSERDATA_H_
+#define _SQUSERDATA_H_
+
+struct SQUserData : SQDelegable
+{
+	SQUserData(SQSharedState *ss){ _delegate = 0; _hook = NULL; INIT_CHAIN(); ADD_TO_CHAIN(&_ss(this)->_gc_chain, this); }
+	~SQUserData()
+	{
+		REMOVE_FROM_CHAIN(&_ss(this)->_gc_chain, this);
+		SetDelegate(NULL);
+	}
+	static SQUserData* Create(SQSharedState *ss, SQInteger size)
+	{
+		SQUserData* ud = (SQUserData*)SQ_MALLOC(sq_aligning(sizeof(SQUserData))+size);
+		new (ud) SQUserData(ss);
+		ud->_size = size;
+		ud->_typetag = 0;
+		return ud;
+	}
+#ifndef NO_GARBAGE_COLLECTOR
+	void Mark(SQCollectable **chain);
+	void Finalize(){SetDelegate(NULL);}
+	SQObjectType GetType(){ return OT_USERDATA;}
+#endif
+	void Release() {
+		if (_hook) _hook((SQUserPointer)sq_aligning(this + 1),_size);
+		SQInteger tsize = _size;
+		this->~SQUserData();
+		SQ_FREE(this, sq_aligning(sizeof(SQUserData)) + tsize);
+	}
+	
+		
+	SQInteger _size;
+	SQRELEASEHOOK _hook;
+	SQUserPointer _typetag;
+	//SQChar _val[1];
+};
+
+#endif //_SQUSERDATA_H_