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41 lines
1.1 KiB
C
41 lines
1.1 KiB
C
/* see copyright notice in squirrel.h */
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#ifndef _SQUSERDATA_H_
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#define _SQUSERDATA_H_
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struct SQUserData : SQDelegable
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{
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SQUserData(SQSharedState *ss){ _delegate = 0; _hook = NULL; INIT_CHAIN(); ADD_TO_CHAIN(&_ss(this)->_gc_chain, this); }
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~SQUserData()
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{
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REMOVE_FROM_CHAIN(&_ss(this)->_gc_chain, this);
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SetDelegate(NULL);
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}
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static SQUserData* Create(SQSharedState *ss, SQInteger size)
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{
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SQUserData* ud = (SQUserData*)SQ_MALLOC(sq_aligning(sizeof(SQUserData))+size);
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new (ud) SQUserData(ss);
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ud->_size = size;
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ud->_typetag = 0;
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return ud;
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}
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#ifndef NO_GARBAGE_COLLECTOR
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void Mark(SQCollectable **chain);
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void Finalize(){SetDelegate(NULL);}
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SQObjectType GetType(){ return OT_USERDATA;}
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#endif
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void Release() {
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if (_hook) _hook((SQUserPointer)sq_aligning(this + 1),_size);
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SQInteger tsize = _size;
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this->~SQUserData();
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SQ_FREE(this, sq_aligning(sizeof(SQUserData)) + tsize);
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}
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SQInteger _size;
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SQRELEASEHOOK _hook;
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SQUserPointer _typetag;
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//SQChar _val[1];
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};
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#endif //_SQUSERDATA_H_
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