src/squirrel/include/squirrel.h

   1 /*
   2 Copyright (c) 2003-2006 Alberto Demichelis
   3
   4 This software is provided 'as-is', without any
   5 express or implied warranty. In no event will the
   6 authors be held liable for any damages arising from
   7 the use of this software.
   8
   9 Permission is granted to anyone to use this software
  10 for any purpose, including commercial applications,
  11 and to alter it and redistribute it freely, subject
  12 to the following restrictions:
  13
  14                 1. The origin of this software must not be
  15                 misrepresented; you must not claim that
  16                 you wrote the original software. If you
  17                 use this software in a product, an
  18                 acknowledgment in the product
  19                 documentation would be appreciated but is
  20                 not required.
  21
  22                 2. Altered source versions must be plainly
  23                 marked as such, and must not be
  24                 misrepresented as being the original
  25                 software.
  26
  27                 3. This notice may not be removed or
  28                 altered from any source distribution.
  29
  30 */
  31 #ifndef _SQUIRREL_H_
  32 #define _SQUIRREL_H_
  33
  34 #ifdef __cplusplus
  35 extern "C" {
  36 #endif
  37
  38 #ifndef SQUIRREL_API
  39 #define SQUIRREL_API extern
  40 #endif
  41
  42 #ifdef _SQ64
  43 #ifdef _MSC_VER
  44 typedef __int64 SQInteger;
  45 typedef unsigned __int64 SQUnsignedInteger;
  46 typedef unsigned __int64 SQHash; /*should be the same size of a pointer*/
  47 #else
  48 typedef long SQInteger;
  49 typedef unsigned long SQUnsignedInteger;
  50 typedef unsigned long SQHash; /*should be the same size of a pointer*/
  51 #endif
  52 typedef int SQInt32;
  53 #else
  54 typedef int SQInteger;
  55 typedef int SQInt32; /*must be 32 bits(also on 64bits processors)*/
  56 typedef unsigned int SQUnsignedInteger;
  57 typedef unsigned int SQHash; /*should be the same size of a pointer*/
  58 #endif
  59
  60 typedef float SQFloat;
  61 typedef void* SQUserPointer;
  62 typedef SQUnsignedInteger SQBool;
  63 typedef SQInteger SQRESULT;
  64
  65 #define SQTrue  (1)
  66 #define SQFalse (0)
  67
  68
  69 struct SQVM;
  70 struct SQTable;
  71 struct SQArray;
  72 struct SQString;
  73 struct SQClosure;
  74 struct SQGenerator;
  75 struct SQNativeClosure;
  76 struct SQUserData;
  77 struct SQFunctionProto;
  78 struct SQRefCounted;
  79 struct SQClass;
  80 struct SQInstance;
  81 struct SQDelegable;
  82
  83 #ifdef _UNICODE
  84 #define SQUNICODE
  85 #endif
  86
  87 #ifdef SQUNICODE
  88 #if defined(wchar_t) //this is if the compiler considers wchar_t as native type
  89 #define wchar_t unsigned short
  90 #endif
  91 typedef wchar_t SQChar;
  92 #define _SC(a) L##a
  93 #define scstrcmp        wcscmp
  94 #define scsprintf       swprintf
  95 #define scstrlen        wcslen
  96 #define scstrtod        wcstod
  97 #define scstrtol        wcstol
  98 #define scatoi          _wtoi
  99 #define scstrtoul       wcstoul
 100 #define scvsprintf      vswprintf
 101 #define scstrstr        wcsstr
 102 #define scisspace       iswspace
 103 #define scisdigit       iswdigit
 104 #define scisxdigit      iswxdigit
 105 #define scisalpha       iswalpha
 106 #define sciscntrl       iswcntrl
 107 #define scisalnum       iswalnum
 108 #define scprintf        wprintf
 109 #define MAX_CHAR 0xFFFF
 110 #else
 111 typedef char SQChar;
 112 #define _SC(a) a
 113 #define scstrcmp        strcmp
 114 #define scsprintf       sprintf
 115 #define scstrlen        strlen
 116 #define scstrtod        strtod
 117 #define scstrtol        strtol
 118 #define scatoi          atoi
 119 #define scstrtoul       strtoul
 120 #define scvsprintf      vsprintf
 121 #define scstrstr        strstr
 122 #define scisspace       isspace
 123 #define scisdigit       isdigit
 124 #define scisxdigit      isxdigit
 125 #define sciscntrl       iscntrl
 126 #define scisalpha       isalpha
 127 #define scisalnum       isalnum
 128 #define scprintf        printf
 129 #define MAX_CHAR 0xFF
 130 #endif
 131
 132 #define SQUIRREL_VERSION        _SC("Squirrel 2.1 stable")
 133 #define SQUIRREL_COPYRIGHT      _SC("Copyright (C) 2003-2006 Alberto Demichelis")
 134 #define SQUIRREL_AUTHOR         _SC("Alberto Demichelis")
 135
 136 #define SQ_VMSTATE_IDLE                 0
 137 #define SQ_VMSTATE_RUNNING              1
 138 #define SQ_VMSTATE_SUSPENDED    2
 139
 140 #define SQUIRREL_EOB 0
 141 #define SQ_BYTECODE_STREAM_TAG  0xFAFA
 142
 143 #define SQOBJECT_REF_COUNTED    0x08000000
 144 #define SQOBJECT_NUMERIC                0x04000000
 145 #define SQOBJECT_DELEGABLE              0x02000000
 146 #define SQOBJECT_CANBEFALSE             0x01000000
 147
 148 #define SQ_MATCHTYPEMASKSTRING (-99999)
 149
 150 #define _RT_MASK 0x00FFFFFF
 151 #define _RAW_TYPE(type) (type&_RT_MASK)
 152
 153 #define _RT_NULL                        0x00000001
 154 #define _RT_INTEGER                     0x00000002
 155 #define _RT_FLOAT                       0x00000004
 156 #define _RT_BOOL                        0x00000008
 157 #define _RT_STRING                      0x00000010
 158 #define _RT_TABLE                       0x00000020
 159 #define _RT_ARRAY                       0x00000040
 160 #define _RT_USERDATA            0x00000080
 161 #define _RT_CLOSURE                     0x00000100
 162 #define _RT_NATIVECLOSURE       0x00000200
 163 #define _RT_GENERATOR           0x00000400
 164 #define _RT_USERPOINTER         0x00000800
 165 #define _RT_THREAD                      0x00001000
 166 #define _RT_FUNCPROTO           0x00002000
 167 #define _RT_CLASS                       0x00004000
 168 #define _RT_INSTANCE            0x00008000
 169 #define _RT_WEAKREF                     0x00010000
 170
 171 typedef enum tagSQObjectType{
 172         OT_NULL =                       (_RT_NULL|SQOBJECT_CANBEFALSE),
 173         OT_INTEGER =            (_RT_INTEGER|SQOBJECT_NUMERIC|SQOBJECT_CANBEFALSE),
 174         OT_FLOAT =                      (_RT_FLOAT|SQOBJECT_NUMERIC|SQOBJECT_CANBEFALSE),
 175         OT_BOOL =                       (_RT_BOOL|SQOBJECT_CANBEFALSE),
 176         OT_STRING =                     (_RT_STRING|SQOBJECT_REF_COUNTED),
 177         OT_TABLE =                      (_RT_TABLE|SQOBJECT_REF_COUNTED|SQOBJECT_DELEGABLE),
 178         OT_ARRAY =                      (_RT_ARRAY|SQOBJECT_REF_COUNTED),
 179         OT_USERDATA =           (_RT_USERDATA|SQOBJECT_REF_COUNTED|SQOBJECT_DELEGABLE),
 180         OT_CLOSURE =            (_RT_CLOSURE|SQOBJECT_REF_COUNTED),
 181         OT_NATIVECLOSURE =      (_RT_NATIVECLOSURE|SQOBJECT_REF_COUNTED),
 182         OT_GENERATOR =          (_RT_GENERATOR|SQOBJECT_REF_COUNTED),
 183         OT_USERPOINTER =        _RT_USERPOINTER,
 184         OT_THREAD =                     (_RT_THREAD|SQOBJECT_REF_COUNTED) ,
 185         OT_FUNCPROTO =          (_RT_FUNCPROTO|SQOBJECT_REF_COUNTED), //internal usage only
 186         OT_CLASS =                      (_RT_CLASS|SQOBJECT_REF_COUNTED),
 187         OT_INSTANCE =           (_RT_INSTANCE|SQOBJECT_REF_COUNTED|SQOBJECT_DELEGABLE),
 188         OT_WEAKREF =            (_RT_WEAKREF|SQOBJECT_REF_COUNTED)
 189 }SQObjectType;
 190
 191 #define ISREFCOUNTED(t) (t&SQOBJECT_REF_COUNTED)
 192
 193
 194 typedef union tagSQObjectValue
 195 {
 196         struct SQTable *pTable;
 197         struct SQArray *pArray;
 198         struct SQClosure *pClosure;
 199         struct SQGenerator *pGenerator;
 200         struct SQNativeClosure *pNativeClosure;
 201         struct SQString *pString;
 202         struct SQUserData *pUserData;
 203         SQInteger nInteger;
 204         SQFloat fFloat;
 205         SQUserPointer pUserPointer;
 206         struct SQFunctionProto *pFunctionProto;
 207         struct SQRefCounted *pRefCounted;
 208         struct SQDelegable *pDelegable;
 209         struct SQVM *pThread;
 210         struct SQClass *pClass;
 211         struct SQInstance *pInstance;
 212         struct SQWeakRef *pWeakRef;
 213 }SQObjectValue;
 214
 215
 216 typedef struct tagSQObject
 217 {
 218         SQObjectValue _unVal;
 219         SQObjectType _type;
 220 }SQObject;
 221
 222 typedef struct tagSQStackInfos{
 223         const SQChar* funcname;
 224         const SQChar* source;
 225         SQInteger line;
 226 }SQStackInfos;
 227
 228 typedef struct SQVM* HSQUIRRELVM;
 229 typedef SQObject HSQOBJECT;
 230 typedef SQInteger (*SQFUNCTION)(HSQUIRRELVM);
 231 typedef SQInteger (*SQRELEASEHOOK)(SQUserPointer,SQInteger size);
 232 typedef void (*SQCOMPILERERROR)(HSQUIRRELVM,const SQChar * /*desc*/,const SQChar * /*source*/,SQInteger /*line*/,SQInteger /*column*/);
 233 typedef void (*SQPRINTFUNCTION)(HSQUIRRELVM,const SQChar * ,...);
 234
 235 typedef SQInteger (*SQWRITEFUNC)(SQUserPointer,SQUserPointer,SQInteger);
 236 typedef SQInteger (*SQREADFUNC)(SQUserPointer,SQUserPointer,SQInteger);
 237
 238 typedef SQInteger (*SQLEXREADFUNC)(SQUserPointer);
 239
 240 typedef struct tagSQRegFunction{
 241         const SQChar *name;
 242         SQFUNCTION f;
 243         SQInteger nparamscheck;
 244         const SQChar *typemask;
 245 }SQRegFunction;
 246
 247 /*vm*/
 248 SQUIRREL_API HSQUIRRELVM sq_open(SQInteger initialstacksize);
 249 SQUIRREL_API HSQUIRRELVM sq_newthread(HSQUIRRELVM friendvm, SQInteger initialstacksize);
 250 SQUIRREL_API void sq_seterrorhandler(HSQUIRRELVM v);
 251 SQUIRREL_API void sq_close(HSQUIRRELVM v);
 252 SQUIRREL_API void sq_setforeignptr(HSQUIRRELVM v,SQUserPointer p);
 253 SQUIRREL_API SQUserPointer sq_getforeignptr(HSQUIRRELVM v);
 254 SQUIRREL_API void sq_setprintfunc(HSQUIRRELVM v, SQPRINTFUNCTION printfunc);
 255 SQUIRREL_API SQPRINTFUNCTION sq_getprintfunc(HSQUIRRELVM v);
 256 SQUIRREL_API SQRESULT sq_suspendvm(HSQUIRRELVM v);
 257 SQUIRREL_API SQRESULT sq_wakeupvm(HSQUIRRELVM v,SQBool resumedret,SQBool retval,SQBool raiseerror);
 258 SQUIRREL_API SQInteger sq_getvmstate(HSQUIRRELVM v);
 259
 260 /*compiler*/
 261 SQUIRREL_API SQRESULT sq_compile(HSQUIRRELVM v,SQLEXREADFUNC read,SQUserPointer p,const SQChar *sourcename,SQBool raiseerror);
 262 SQUIRREL_API SQRESULT sq_compilebuffer(HSQUIRRELVM v,const SQChar *s,SQInteger size,const SQChar *sourcename,SQBool raiseerror);
 263 SQUIRREL_API void sq_enabledebuginfo(HSQUIRRELVM v, SQBool enable);
 264 SQUIRREL_API void sq_notifyallexceptions(HSQUIRRELVM v, SQBool enable);
 265 SQUIRREL_API void sq_setcompilererrorhandler(HSQUIRRELVM v,SQCOMPILERERROR f);
 266
 267 /*stack operations*/
 268 SQUIRREL_API void sq_push(HSQUIRRELVM v,SQInteger idx);
 269 SQUIRREL_API void sq_pop(HSQUIRRELVM v,SQInteger nelemstopop);
 270 SQUIRREL_API void sq_poptop(HSQUIRRELVM v);
 271 SQUIRREL_API void sq_remove(HSQUIRRELVM v,SQInteger idx);
 272 SQUIRREL_API SQInteger sq_gettop(HSQUIRRELVM v);
 273 SQUIRREL_API void sq_settop(HSQUIRRELVM v,SQInteger newtop);
 274 SQUIRREL_API void sq_reservestack(HSQUIRRELVM v,SQInteger nsize);
 275 SQUIRREL_API SQInteger sq_cmp(HSQUIRRELVM v);
 276 SQUIRREL_API void sq_move(HSQUIRRELVM dest,HSQUIRRELVM src,SQInteger idx);
 277
 278 /*object creation handling*/
 279 SQUIRREL_API SQUserPointer sq_newuserdata(HSQUIRRELVM v,SQUnsignedInteger size);
 280 SQUIRREL_API void sq_newtable(HSQUIRRELVM v);
 281 SQUIRREL_API void sq_newarray(HSQUIRRELVM v,SQInteger size);
 282 SQUIRREL_API void sq_newclosure(HSQUIRRELVM v,SQFUNCTION func,SQUnsignedInteger nfreevars);
 283 SQUIRREL_API SQRESULT sq_setparamscheck(HSQUIRRELVM v,SQInteger nparamscheck,const SQChar *typemask);
 284 SQUIRREL_API SQRESULT sq_bindenv(HSQUIRRELVM v,SQInteger idx);
 285 SQUIRREL_API void sq_pushstring(HSQUIRRELVM v,const SQChar *s,SQInteger len);
 286 SQUIRREL_API void sq_pushfloat(HSQUIRRELVM v,SQFloat f);
 287 SQUIRREL_API void sq_pushinteger(HSQUIRRELVM v,SQInteger n);
 288 SQUIRREL_API void sq_pushbool(HSQUIRRELVM v,SQBool b);
 289 SQUIRREL_API void sq_pushuserpointer(HSQUIRRELVM v,SQUserPointer p);
 290 SQUIRREL_API void sq_pushnull(HSQUIRRELVM v);
 291 SQUIRREL_API SQObjectType sq_gettype(HSQUIRRELVM v,SQInteger idx);
 292 SQUIRREL_API SQInteger sq_getsize(HSQUIRRELVM v,SQInteger idx);
 293 SQUIRREL_API SQRESULT sq_getbase(HSQUIRRELVM v,SQInteger idx);
 294 SQUIRREL_API SQBool sq_instanceof(HSQUIRRELVM v);
 295 SQUIRREL_API void sq_tostring(HSQUIRRELVM v,SQInteger idx);
 296 SQUIRREL_API void sq_tobool(HSQUIRRELVM v, SQInteger idx, SQBool *b);
 297 SQUIRREL_API SQRESULT sq_getstring(HSQUIRRELVM v,SQInteger idx,const SQChar **c);
 298 SQUIRREL_API SQRESULT sq_getinteger(HSQUIRRELVM v,SQInteger idx,SQInteger *i);
 299 SQUIRREL_API SQRESULT sq_getfloat(HSQUIRRELVM v,SQInteger idx,SQFloat *f);
 300 SQUIRREL_API SQRESULT sq_getbool(HSQUIRRELVM v,SQInteger idx,SQBool *b);
 301 SQUIRREL_API SQRESULT sq_getthread(HSQUIRRELVM v,SQInteger idx,HSQUIRRELVM *thread);
 302 SQUIRREL_API SQRESULT sq_getuserpointer(HSQUIRRELVM v,SQInteger idx,SQUserPointer *p);
 303 SQUIRREL_API SQRESULT sq_getuserdata(HSQUIRRELVM v,SQInteger idx,SQUserPointer *p,SQUserPointer *typetag);
 304 SQUIRREL_API SQRESULT sq_settypetag(HSQUIRRELVM v,SQInteger idx,SQUserPointer typetag);
 305 SQUIRREL_API SQRESULT sq_gettypetag(HSQUIRRELVM v,SQInteger idx,SQUserPointer *typetag);
 306 SQUIRREL_API void sq_setreleasehook(HSQUIRRELVM v,SQInteger idx,SQRELEASEHOOK hook);
 307 SQUIRREL_API SQChar *sq_getscratchpad(HSQUIRRELVM v,SQInteger minsize);
 308 SQUIRREL_API SQRESULT sq_getclosureinfo(HSQUIRRELVM v,SQInteger idx,SQUnsignedInteger *nparams,SQUnsignedInteger *nfreevars);
 309 SQUIRREL_API SQRESULT sq_setnativeclosurename(HSQUIRRELVM v,SQInteger idx,const SQChar *name);
 310 SQUIRREL_API SQRESULT sq_setinstanceup(HSQUIRRELVM v, SQInteger idx, SQUserPointer p);
 311 SQUIRREL_API SQRESULT sq_getinstanceup(HSQUIRRELVM v, SQInteger idx, SQUserPointer *p,SQUserPointer typetag);
 312 SQUIRREL_API SQRESULT sq_newclass(HSQUIRRELVM v,SQBool hasbase);
 313 SQUIRREL_API SQRESULT sq_createinstance(HSQUIRRELVM v,SQInteger idx);
 314 SQUIRREL_API SQRESULT sq_setattributes(HSQUIRRELVM v,SQInteger idx);
 315 SQUIRREL_API SQRESULT sq_getattributes(HSQUIRRELVM v,SQInteger idx);
 316 SQUIRREL_API SQRESULT sq_getclass(HSQUIRRELVM v,SQInteger idx);
 317 SQUIRREL_API void sq_weakref(HSQUIRRELVM v,SQInteger idx);
 318 SQUIRREL_API SQRESULT sq_getdefaultdelegate(HSQUIRRELVM v,SQObjectType t);
 319
 320 /*object manipulation*/
 321 SQUIRREL_API void sq_pushroottable(HSQUIRRELVM v);
 322 SQUIRREL_API void sq_pushregistrytable(HSQUIRRELVM v);
 323 SQUIRREL_API SQRESULT sq_setroottable(HSQUIRRELVM v);
 324 /*SQUIRREL_API SQRESULT sq_createslot(HSQUIRRELVM v,SQInteger idx);*/
 325 SQRESULT sq_newslot(HSQUIRRELVM v, SQInteger idx, SQBool bstatic);
 326 SQUIRREL_API SQRESULT sq_deleteslot(HSQUIRRELVM v,SQInteger idx,SQBool pushval);
 327 SQUIRREL_API SQRESULT sq_set(HSQUIRRELVM v,SQInteger idx);
 328 SQUIRREL_API SQRESULT sq_get(HSQUIRRELVM v,SQInteger idx);
 329 SQUIRREL_API SQRESULT sq_rawget(HSQUIRRELVM v,SQInteger idx);
 330 SQUIRREL_API SQRESULT sq_rawset(HSQUIRRELVM v,SQInteger idx);
 331 SQUIRREL_API SQRESULT sq_rawdeleteslot(HSQUIRRELVM v,SQInteger idx,SQBool pushval);
 332 SQUIRREL_API SQRESULT sq_arrayappend(HSQUIRRELVM v,SQInteger idx);
 333 SQUIRREL_API SQRESULT sq_arraypop(HSQUIRRELVM v,SQInteger idx,SQBool pushval);
 334 SQUIRREL_API SQRESULT sq_arrayresize(HSQUIRRELVM v,SQInteger idx,SQInteger newsize);
 335 SQUIRREL_API SQRESULT sq_arrayreverse(HSQUIRRELVM v,SQInteger idx);
 336 SQUIRREL_API SQRESULT sq_setdelegate(HSQUIRRELVM v,SQInteger idx);
 337 SQUIRREL_API SQRESULT sq_getdelegate(HSQUIRRELVM v,SQInteger idx);
 338 SQUIRREL_API SQRESULT sq_clone(HSQUIRRELVM v,SQInteger idx);
 339 SQUIRREL_API SQRESULT sq_setfreevariable(HSQUIRRELVM v,SQInteger idx,SQUnsignedInteger nval);
 340 SQUIRREL_API SQRESULT sq_next(HSQUIRRELVM v,SQInteger idx);
 341 SQUIRREL_API SQRESULT sq_getweakrefval(HSQUIRRELVM v,SQInteger idx);
 342
 343 /*calls*/
 344 SQUIRREL_API SQRESULT sq_call(HSQUIRRELVM v,SQInteger params,SQBool retval,SQBool raiseerror);
 345 SQUIRREL_API SQRESULT sq_resume(HSQUIRRELVM v,SQBool retval,SQBool raiseerror);
 346 SQUIRREL_API const SQChar *sq_getlocal(HSQUIRRELVM v,SQUnsignedInteger level,SQUnsignedInteger idx);
 347 SQUIRREL_API const SQChar *sq_getfreevariable(HSQUIRRELVM v,SQInteger idx,SQUnsignedInteger nval);
 348 SQUIRREL_API SQRESULT sq_throwerror(HSQUIRRELVM v,const SQChar *err);
 349 SQUIRREL_API void sq_reseterror(HSQUIRRELVM v);
 350 SQUIRREL_API void sq_getlasterror(HSQUIRRELVM v);
 351
 352 /*raw object handling*/
 353 SQUIRREL_API SQRESULT sq_getstackobj(HSQUIRRELVM v,SQInteger idx,HSQOBJECT *po);
 354 SQUIRREL_API void sq_pushobject(HSQUIRRELVM v,HSQOBJECT obj);
 355 SQUIRREL_API void sq_addref(HSQUIRRELVM v,HSQOBJECT *po);
 356 SQUIRREL_API SQBool sq_release(HSQUIRRELVM v,HSQOBJECT *po);
 357 SQUIRREL_API void sq_resetobject(HSQOBJECT *po);
 358 SQUIRREL_API const SQChar *sq_objtostring(HSQOBJECT *o);
 359 SQUIRREL_API SQBool sq_objtobool(HSQOBJECT *o);
 360 SQUIRREL_API SQInteger sq_objtointeger(HSQOBJECT *o);
 361 SQUIRREL_API SQFloat sq_objtofloat(HSQOBJECT *o);
 362 SQUIRREL_API SQRESULT sq_getobjtypetag(HSQOBJECT *o,SQUserPointer * typetag);
 363
 364 /*GC*/
 365 SQUIRREL_API SQInteger sq_collectgarbage(HSQUIRRELVM v);
 366
 367 /*serialization*/
 368 SQUIRREL_API SQRESULT sq_writeclosure(HSQUIRRELVM vm,SQWRITEFUNC writef,SQUserPointer up);
 369 SQUIRREL_API SQRESULT sq_readclosure(HSQUIRRELVM vm,SQREADFUNC readf,SQUserPointer up);
 370
 371 /*mem allocation*/
 372 SQUIRREL_API void *sq_malloc(SQUnsignedInteger size);
 373 SQUIRREL_API void *sq_realloc(void* p,SQUnsignedInteger oldsize,SQUnsignedInteger newsize);
 374 SQUIRREL_API void sq_free(void *p,SQUnsignedInteger size);
 375
 376 /*debug*/
 377 SQUIRREL_API SQRESULT sq_stackinfos(HSQUIRRELVM v,SQInteger level,SQStackInfos *si);
 378 SQUIRREL_API void sq_setdebughook(HSQUIRRELVM v);
 379
 380 /*UTILITY MACRO*/
 381 #define sq_isnumeric(o) ((o)._type&SQOBJECT_NUMERIC)
 382 #define sq_istable(o) ((o)._type==OT_TABLE)
 383 #define sq_isarray(o) ((o)._type==OT_ARRAY)
 384 #define sq_isfunction(o) ((o)._type==OT_FUNCPROTO)
 385 #define sq_isclosure(o) ((o)._type==OT_CLOSURE)
 386 #define sq_isgenerator(o) ((o)._type==OT_GENERATOR)
 387 #define sq_isnativeclosure(o) ((o)._type==OT_NATIVECLOSURE)
 388 #define sq_isstring(o) ((o)._type==OT_STRING)
 389 #define sq_isinteger(o) ((o)._type==OT_INTEGER)
 390 #define sq_isfloat(o) ((o)._type==OT_FLOAT)
 391 #define sq_isuserpointer(o) ((o)._type==OT_USERPOINTER)
 392 #define sq_isuserdata(o) ((o)._type==OT_USERDATA)
 393 #define sq_isthread(o) ((o)._type==OT_THREAD)
 394 #define sq_isnull(o) ((o)._type==OT_NULL)
 395 #define sq_isclass(o) ((o)._type==OT_CLASS)
 396 #define sq_isinstance(o) ((o)._type==OT_INSTANCE)
 397 #define sq_isbool(o) ((o)._type==OT_BOOL)
 398 #define sq_isweakref(o) ((o)._type==OT_WEAKREF)
 399 #define sq_type(o) ((o)._type)
 400
 401 /* deprecated */
 402 #define sq_createslot(v,n) sq_newslot(v,n,SQFalse)
 403
 404 #define SQ_OK (0)
 405 #define SQ_ERROR (-1)
 406
 407 #define SQ_FAILED(res) (res<0)
 408 #define SQ_SUCCEEDED(res) (res>=0)
 409
 410 #ifdef __cplusplus
 411 } /*extern "C"*/
 412 #endif
 413
 414 #endif /*_SQUIRREL_H_*/