diff options
Diffstat (limited to 'squirrel_3_0_1_stable/squirrel/sqobject.h')
-rw-r--r-- | squirrel_3_0_1_stable/squirrel/sqobject.h | 354 |
1 files changed, 0 insertions, 354 deletions
diff --git a/squirrel_3_0_1_stable/squirrel/sqobject.h b/squirrel_3_0_1_stable/squirrel/sqobject.h deleted file mode 100644 index 2b85e24c3..000000000 --- a/squirrel_3_0_1_stable/squirrel/sqobject.h +++ /dev/null @@ -1,354 +0,0 @@ -/* see copyright notice in squirrel.h */ -#ifndef _SQOBJECT_H_ -#define _SQOBJECT_H_ - -#include "squtils.h" - -#ifdef _SQ64 -#define UINT_MINUS_ONE (0xFFFFFFFFFFFFFFFF) -#else -#define UINT_MINUS_ONE (0xFFFFFFFF) -#endif - -#define SQ_CLOSURESTREAM_HEAD (('S'<<24)|('Q'<<16)|('I'<<8)|('R')) -#define SQ_CLOSURESTREAM_PART (('P'<<24)|('A'<<16)|('R'<<8)|('T')) -#define SQ_CLOSURESTREAM_TAIL (('T'<<24)|('A'<<16)|('I'<<8)|('L')) - -struct SQSharedState; - -enum SQMetaMethod{ - MT_ADD=0, - MT_SUB=1, - MT_MUL=2, - MT_DIV=3, - MT_UNM=4, - MT_MODULO=5, - MT_SET=6, - MT_GET=7, - MT_TYPEOF=8, - MT_NEXTI=9, - MT_CMP=10, - MT_CALL=11, - MT_CLONED=12, - MT_NEWSLOT=13, - MT_DELSLOT=14, - MT_TOSTRING=15, - MT_NEWMEMBER=16, - MT_INHERITED=17, - MT_LAST = 18 -}; - -#define MM_ADD _SC("_add") -#define MM_SUB _SC("_sub") -#define MM_MUL _SC("_mul") -#define MM_DIV _SC("_div") -#define MM_UNM _SC("_unm") -#define MM_MODULO _SC("_modulo") -#define MM_SET _SC("_set") -#define MM_GET _SC("_get") -#define MM_TYPEOF _SC("_typeof") -#define MM_NEXTI _SC("_nexti") -#define MM_CMP _SC("_cmp") -#define MM_CALL _SC("_call") -#define MM_CLONED _SC("_cloned") -#define MM_NEWSLOT _SC("_newslot") -#define MM_DELSLOT _SC("_delslot") -#define MM_TOSTRING _SC("_tostring") -#define MM_NEWMEMBER _SC("_newmember") -#define MM_INHERITED _SC("_inherited") - - -#define _CONSTRUCT_VECTOR(type,size,ptr) { \ - for(SQInteger n = 0; n < ((SQInteger)size); n++) { \ - new (&ptr[n]) type(); \ - } \ -} - -#define _DESTRUCT_VECTOR(type,size,ptr) { \ - for(SQInteger nl = 0; nl < ((SQInteger)size); nl++) { \ - ptr[nl].~type(); \ - } \ -} - -#define _COPY_VECTOR(dest,src,size) { \ - for(SQInteger _n_ = 0; _n_ < ((SQInteger)size); _n_++) { \ - dest[_n_] = src[_n_]; \ - } \ -} - -#define _NULL_SQOBJECT_VECTOR(vec,size) { \ - for(SQInteger _n_ = 0; _n_ < ((SQInteger)size); _n_++) { \ - vec[_n_].Null(); \ - } \ -} - -#define MINPOWER2 4 - -struct SQRefCounted -{ - SQUnsignedInteger _uiRef; - struct SQWeakRef *_weakref; - SQRefCounted() { _uiRef = 0; _weakref = NULL; } - virtual ~SQRefCounted(); - SQWeakRef *GetWeakRef(SQObjectType type); - virtual void Release()=0; - -}; - -struct SQWeakRef : SQRefCounted -{ - void Release(); - SQObject _obj; -}; - -#define _realval(o) (type((o)) != OT_WEAKREF?(SQObject)o:_weakref(o)->_obj) - -struct SQObjectPtr; - -#define __AddRef(type,unval) if(ISREFCOUNTED(type)) \ - { \ - unval.pRefCounted->_uiRef++; \ - } - -#define __Release(type,unval) if(ISREFCOUNTED(type) && ((--unval.pRefCounted->_uiRef)==0)) \ - { \ - unval.pRefCounted->Release(); \ - } - -#define __ObjRelease(obj) { \ - if((obj)) { \ - (obj)->_uiRef--; \ - if((obj)->_uiRef == 0) \ - (obj)->Release(); \ - (obj) = NULL; \ - } \ -} - -#define __ObjAddRef(obj) { \ - (obj)->_uiRef++; \ -} - -#define type(obj) ((obj)._type) -#define is_delegable(t) (type(t)&SQOBJECT_DELEGABLE) -#define raw_type(obj) _RAW_TYPE((obj)._type) - -#define _integer(obj) ((obj)._unVal.nInteger) -#define _float(obj) ((obj)._unVal.fFloat) -#define _string(obj) ((obj)._unVal.pString) -#define _table(obj) ((obj)._unVal.pTable) -#define _array(obj) ((obj)._unVal.pArray) -#define _closure(obj) ((obj)._unVal.pClosure) -#define _generator(obj) ((obj)._unVal.pGenerator) -#define _nativeclosure(obj) ((obj)._unVal.pNativeClosure) -#define _userdata(obj) ((obj)._unVal.pUserData) -#define _userpointer(obj) ((obj)._unVal.pUserPointer) -#define _thread(obj) ((obj)._unVal.pThread) -#define _funcproto(obj) ((obj)._unVal.pFunctionProto) -#define _class(obj) ((obj)._unVal.pClass) -#define _instance(obj) ((obj)._unVal.pInstance) -#define _delegable(obj) ((SQDelegable *)(obj)._unVal.pDelegable) -#define _weakref(obj) ((obj)._unVal.pWeakRef) -#define _outer(obj) ((obj)._unVal.pOuter) -#define _refcounted(obj) ((obj)._unVal.pRefCounted) -#define _rawval(obj) ((obj)._unVal.raw) - -#define _stringval(obj) (obj)._unVal.pString->_val -#define _userdataval(obj) ((SQUserPointer)sq_aligning((obj)._unVal.pUserData + 1)) - -#define tofloat(num) ((type(num)==OT_INTEGER)?(SQFloat)_integer(num):_float(num)) -#define tointeger(num) ((type(num)==OT_FLOAT)?(SQInteger)_float(num):_integer(num)) -///////////////////////////////////////////////////////////////////////////////////// -///////////////////////////////////////////////////////////////////////////////////// -#if defined(SQUSEDOUBLE) && !defined(_SQ64) || !defined(SQUSEDOUBLE) && defined(_SQ64) -#define SQ_REFOBJECT_INIT() SQ_OBJECT_RAWINIT() -#else -#define SQ_REFOBJECT_INIT() -#endif - -#define _REF_TYPE_DECL(type,_class,sym) \ - SQObjectPtr(_class * x) \ - { \ - SQ_OBJECT_RAWINIT() \ - _type=type; \ - _unVal.sym = x; \ - assert(_unVal.pTable); \ - _unVal.pRefCounted->_uiRef++; \ - } \ - inline SQObjectPtr& operator=(_class *x) \ - { \ - SQObjectType tOldType; \ - SQObjectValue unOldVal; \ - tOldType=_type; \ - unOldVal=_unVal; \ - _type = type; \ - SQ_REFOBJECT_INIT() \ - _unVal.sym = x; \ - _unVal.pRefCounted->_uiRef++; \ - __Release(tOldType,unOldVal); \ - return *this; \ - } - -#define _SCALAR_TYPE_DECL(type,_class,sym) \ - SQObjectPtr(_class x) \ - { \ - SQ_OBJECT_RAWINIT() \ - _type=type; \ - _unVal.sym = x; \ - } \ - inline SQObjectPtr& operator=(_class x) \ - { \ - __Release(_type,_unVal); \ - _type = type; \ - SQ_OBJECT_RAWINIT() \ - _unVal.sym = x; \ - return *this; \ - } -struct SQObjectPtr : public SQObject -{ - SQObjectPtr() - { - SQ_OBJECT_RAWINIT() - _type=OT_NULL; - _unVal.pUserPointer=NULL; - } - SQObjectPtr(const SQObjectPtr &o) - { - //SQ_OBJECT_RAWINIT() - _type=o._type; - _unVal=o._unVal; - __AddRef(_type,_unVal); - } - SQObjectPtr(const SQObject &o) - { - //SQ_OBJECT_RAWINIT() - _type=o._type; - _unVal=o._unVal; - __AddRef(_type,_unVal); - } - _REF_TYPE_DECL(OT_TABLE,SQTable,pTable) - _REF_TYPE_DECL(OT_CLASS,SQClass,pClass) - _REF_TYPE_DECL(OT_INSTANCE,SQInstance,pInstance) - _REF_TYPE_DECL(OT_ARRAY,SQArray,pArray) - _REF_TYPE_DECL(OT_CLOSURE,SQClosure,pClosure) - _REF_TYPE_DECL(OT_NATIVECLOSURE,SQNativeClosure,pNativeClosure) - _REF_TYPE_DECL(OT_OUTER,SQOuter,pOuter) - _REF_TYPE_DECL(OT_GENERATOR,SQGenerator,pGenerator) - _REF_TYPE_DECL(OT_STRING,SQString,pString) - _REF_TYPE_DECL(OT_USERDATA,SQUserData,pUserData) - _REF_TYPE_DECL(OT_WEAKREF,SQWeakRef,pWeakRef) - _REF_TYPE_DECL(OT_THREAD,SQVM,pThread) - _REF_TYPE_DECL(OT_FUNCPROTO,SQFunctionProto,pFunctionProto) - - _SCALAR_TYPE_DECL(OT_INTEGER,SQInteger,nInteger) - _SCALAR_TYPE_DECL(OT_FLOAT,SQFloat,fFloat) - _SCALAR_TYPE_DECL(OT_USERPOINTER,SQUserPointer,pUserPointer) - - SQObjectPtr(bool bBool) - { - SQ_OBJECT_RAWINIT() - _type = OT_BOOL; - _unVal.nInteger = bBool?1:0; - } - inline SQObjectPtr& operator=(bool b) - { - __Release(_type,_unVal); - SQ_OBJECT_RAWINIT() - _type = OT_BOOL; - _unVal.nInteger = b?1:0; - return *this; - } - - ~SQObjectPtr() - { - __Release(_type,_unVal); - } - - inline SQObjectPtr& operator=(const SQObjectPtr& obj) - { - SQObjectType tOldType; - SQObjectValue unOldVal; - tOldType=_type; - unOldVal=_unVal; - _unVal = obj._unVal; - _type = obj._type; - __AddRef(_type,_unVal); - __Release(tOldType,unOldVal); - return *this; - } - inline SQObjectPtr& operator=(const SQObject& obj) - { - SQObjectType tOldType; - SQObjectValue unOldVal; - tOldType=_type; - unOldVal=_unVal; - _unVal = obj._unVal; - _type = obj._type; - __AddRef(_type,_unVal); - __Release(tOldType,unOldVal); - return *this; - } - inline void Null() - { - __Release(_type ,_unVal); - _type = OT_NULL; - _unVal.raw = NULL; - } - private: - SQObjectPtr(const SQChar *){} //safety -}; - - -inline void _Swap(SQObject &a,SQObject &b) -{ - SQObjectType tOldType = a._type; - SQObjectValue unOldVal = a._unVal; - a._type = b._type; - a._unVal = b._unVal; - b._type = tOldType; - b._unVal = unOldVal; -} - -///////////////////////////////////////////////////////////////////////////////////// -#ifndef NO_GARBAGE_COLLECTOR -#define MARK_FLAG 0x80000000 -struct SQCollectable : public SQRefCounted { - SQCollectable *_next; - SQCollectable *_prev; - SQSharedState *_sharedstate; - virtual SQObjectType GetType()=0; - virtual void Release()=0; - virtual void Mark(SQCollectable **chain)=0; - void UnMark(); - virtual void Finalize()=0; - static void AddToChain(SQCollectable **chain,SQCollectable *c); - static void RemoveFromChain(SQCollectable **chain,SQCollectable *c); -}; - - -#define ADD_TO_CHAIN(chain,obj) AddToChain(chain,obj) -#define REMOVE_FROM_CHAIN(chain,obj) {if(!(_uiRef&MARK_FLAG))RemoveFromChain(chain,obj);} -#define CHAINABLE_OBJ SQCollectable -#define INIT_CHAIN() {_next=NULL;_prev=NULL;_sharedstate=ss;} -#else - -#define ADD_TO_CHAIN(chain,obj) ((void)0) -#define REMOVE_FROM_CHAIN(chain,obj) ((void)0) -#define CHAINABLE_OBJ SQRefCounted -#define INIT_CHAIN() ((void)0) -#endif - -struct SQDelegable : public CHAINABLE_OBJ { - bool SetDelegate(SQTable *m); - virtual bool GetMetaMethod(SQVM *v,SQMetaMethod mm,SQObjectPtr &res); - SQTable *_delegate; -}; - -SQUnsignedInteger TranslateIndex(const SQObjectPtr &idx); -typedef sqvector<SQObjectPtr> SQObjectPtrVec; -typedef sqvector<SQInteger> SQIntVec; -const SQChar *GetTypeName(const SQObjectPtr &obj1); -const SQChar *IdType2Name(SQObjectType type); - - - -#endif //_SQOBJECT_H_ |