src/squirrel/include/squirrel.h

   1 /*\r
   2 Copyright (c) 2003-2005 Alberto Demichelis\r
   3 \r
   4 This software is provided 'as-is', without any \r
   5 express or implied warranty. In no event will the \r
   6 authors be held liable for any damages arising from \r
   7 the use of this software.\r
   8 \r
   9 Permission is granted to anyone to use this software \r
  10 for any purpose, including commercial applications, \r
  11 and to alter it and redistribute it freely, subject \r
  12 to the following restrictions:\r
  13 \r
  14                 1. The origin of this software must not be \r
  15                 misrepresented; you must not claim that \r
  16                 you wrote the original software. If you \r
  17                 use this software in a product, an \r
  18                 acknowledgment in the product \r
  19                 documentation would be appreciated but is \r
  20                 not required.\r
  21 \r
  22                 2. Altered source versions must be plainly \r
  23                 marked as such, and must not be \r
  24                 misrepresented as being the original \r
  25                 software.\r
  26 \r
  27                 3. This notice may not be removed or \r
  28                 altered from any source distribution.\r
  29 \r
  30 */\r
  31 #ifndef _SQUIRREL_H_\r
  32 #define _SQUIRREL_H_\r
  33 \r
  34 #ifdef __cplusplus\r
  35 extern "C" {\r
  36 #endif\r
  37 \r
  38 #ifndef SQUIRREL_API\r
  39 #define SQUIRREL_API extern\r
  40 #endif\r
  41 \r
  42 typedef float SQFloat;\r
  43 typedef int SQInteger;\r
  44 typedef int SQInt32; //must be 32 bits(also on 64bits processors)\r
  45 typedef void* SQUserPointer;\r
  46 typedef unsigned int SQUnsignedInteger;\r
  47 typedef unsigned int SQHash; //should be the same size of a pointer\r
  48 typedef SQUnsignedInteger SQBool;\r
  49 typedef SQInteger SQRESULT;\r
  50 \r
  51 #define SQTrue  (1)\r
  52 #define SQFalse (0)\r
  53 \r
  54 \r
  55 struct SQVM;\r
  56 struct SQTable;\r
  57 struct SQArray;\r
  58 struct SQString;\r
  59 struct SQClosure;\r
  60 struct SQGenerator;\r
  61 struct SQNativeClosure;\r
  62 struct SQUserData;\r
  63 struct SQFunctionProto;\r
  64 struct SQRefCounted;\r
  65 struct SQClass;\r
  66 struct SQInstance;\r
  67 struct SQDelegable;\r
  68 \r
  69 #ifdef _UNICODE\r
  70 #define SQUNICODE\r
  71 #endif\r
  72 \r
  73 #ifdef SQUNICODE\r
  74 typedef unsigned short SQChar;\r
  75 #define _SC(a) L##a\r
  76 #define scstrcmp        wcscmp\r
  77 #define scsprintf       swprintf\r
  78 #define scstrlen        wcslen\r
  79 #define scstrtod        wcstod\r
  80 #define scstrtol        wcstol\r
  81 #define scatoi          _wtoi\r
  82 #define scstrtoul       wcstoul\r
  83 #define scvsprintf      vswprintf\r
  84 #define scstrstr        wcsstr\r
  85 #define scisspace       iswspace\r
  86 #define scisdigit       iswdigit\r
  87 #define scisalpha       iswalpha\r
  88 #define sciscntrl       iswcntrl\r
  89 #define scisalnum       iswalnum\r
  90 #define scprintf        wprintf\r
  91 #define MAX_CHAR 0xFFFF\r
  92 #else\r
  93 typedef char SQChar;\r
  94 #define _SC(a) a\r
  95 #define scstrcmp        strcmp\r
  96 #define scsprintf       sprintf\r
  97 #define scstrlen        strlen\r
  98 #define scstrtod        strtod\r
  99 #define scstrtol        strtol\r
 100 #define scatoi          atoi\r
 101 #define scstrtoul       strtoul\r
 102 #define scvsprintf      vsprintf\r
 103 #define scstrstr        strstr\r
 104 #define scisspace       isspace\r
 105 #define scisdigit       isdigit\r
 106 #define sciscntrl       iscntrl\r
 107 #define scisalpha       isalpha\r
 108 #define scisalnum       isalnum\r
 109 #define scprintf        printf\r
 110 #define MAX_CHAR 0xFF\r
 111 #endif\r
 112 \r
 113 #define SQUIRREL_VERSION        _SC("Squirrel 2.0.5 stable")\r
 114 #define SQUIRREL_COPYRIGHT      _SC("Copyright (C) 2003-2005 Alberto Demichelis")\r
 115 #define SQUIRREL_AUTHOR         _SC("Alberto Demichelis")\r
 116 \r
 117 #define SQ_VMSTATE_IDLE                 0\r
 118 #define SQ_VMSTATE_RUNNING              1\r
 119 #define SQ_VMSTATE_SUSPENDED    2\r
 120 \r
 121 #define SQUIRREL_EOB 0\r
 122 #define SQ_BYTECODE_STREAM_TAG  0xFAFA\r
 123 \r
 124 #define SQOBJECT_REF_COUNTED    0x08000000\r
 125 #define SQOBJECT_NUMERIC                0x04000000\r
 126 #define SQOBJECT_DELEGABLE              0x02000000\r
 127 #define SQOBJECT_CANBEFALSE             0x01000000\r
 128 \r
 129 #define SQ_MATCHTYPEMASKSTRING (-99999)\r
 130 \r
 131 #define _RT_MASK 0x00FFFFFF\r
 132 #define _RAW_TYPE(type) (type&_RT_MASK)\r
 133 \r
 134 #define _RT_NULL                        0x00000001\r
 135 #define _RT_INTEGER                     0x00000002\r
 136 #define _RT_FLOAT                       0x00000004\r
 137 #define _RT_BOOL                        0x00000008\r
 138 #define _RT_STRING                      0x00000010\r
 139 #define _RT_TABLE                       0x00000020\r
 140 #define _RT_ARRAY                       0x00000040\r
 141 #define _RT_USERDATA            0x00000080\r
 142 #define _RT_CLOSURE                     0x00000100\r
 143 #define _RT_NATIVECLOSURE       0x00000200\r
 144 #define _RT_GENERATOR           0x00000400\r
 145 #define _RT_USERPOINTER         0x00000800\r
 146 #define _RT_THREAD                      0x00001000\r
 147 #define _RT_FUNCPROTO           0x00002000\r
 148 #define _RT_CLASS                       0x00004000\r
 149 #define _RT_INSTANCE            0x00008000\r
 150 #define _RT_WEAKREF                     0x00010000\r
 151 \r
 152 typedef enum {\r
 153         OT_NULL =                       (_RT_NULL|SQOBJECT_CANBEFALSE),\r
 154         OT_INTEGER =            (_RT_INTEGER|SQOBJECT_NUMERIC|SQOBJECT_CANBEFALSE),\r
 155         OT_FLOAT =                      (_RT_FLOAT|SQOBJECT_NUMERIC|SQOBJECT_CANBEFALSE),\r
 156         OT_BOOL =                       (_RT_BOOL|SQOBJECT_CANBEFALSE),\r
 157         OT_STRING =                     (_RT_STRING|SQOBJECT_REF_COUNTED),\r
 158         OT_TABLE =                      (_RT_TABLE|SQOBJECT_REF_COUNTED|SQOBJECT_DELEGABLE),\r
 159         OT_ARRAY =                      (_RT_ARRAY|SQOBJECT_REF_COUNTED),\r
 160         OT_USERDATA =           (_RT_USERDATA|SQOBJECT_REF_COUNTED|SQOBJECT_DELEGABLE),\r
 161         OT_CLOSURE =            (_RT_CLOSURE|SQOBJECT_REF_COUNTED),\r
 162         OT_NATIVECLOSURE =      (_RT_NATIVECLOSURE|SQOBJECT_REF_COUNTED),\r
 163         OT_GENERATOR =          (_RT_GENERATOR|SQOBJECT_REF_COUNTED),\r
 164         OT_USERPOINTER =        _RT_USERPOINTER,\r
 165         OT_THREAD =                     (_RT_THREAD|SQOBJECT_REF_COUNTED) ,\r
 166         OT_FUNCPROTO =          (_RT_FUNCPROTO|SQOBJECT_REF_COUNTED), //internal usage only\r
 167         OT_CLASS =                      (_RT_CLASS|SQOBJECT_REF_COUNTED),\r
 168         OT_INSTANCE =           (_RT_INSTANCE|SQOBJECT_REF_COUNTED|SQOBJECT_DELEGABLE),\r
 169         OT_WEAKREF =            (_RT_WEAKREF|SQOBJECT_REF_COUNTED)\r
 170 }SQObjectType;\r
 171 \r
 172 #define ISREFCOUNTED(t) (t&SQOBJECT_REF_COUNTED)\r
 173 \r
 174 \r
 175 typedef union tagSQObjectValue\r
 176 {\r
 177         struct SQTable *pTable;\r
 178         struct SQArray *pArray;\r
 179         struct SQClosure *pClosure;\r
 180         struct SQGenerator *pGenerator;\r
 181         struct SQNativeClosure *pNativeClosure;\r
 182         struct SQString *pString;\r
 183         struct SQUserData *pUserData;\r
 184         SQInteger nInteger;\r
 185         SQFloat fFloat;\r
 186         SQUserPointer pUserPointer;\r
 187         struct SQFunctionProto *pFunctionProto;\r
 188         struct SQRefCounted *pRefCounted;\r
 189         struct SQDelegable *pDelegable;\r
 190         struct SQVM *pThread;\r
 191         struct SQClass *pClass;\r
 192         struct SQInstance *pInstance;\r
 193         struct SQWeakRef *pWeakRef;\r
 194 }SQObjectValue;\r
 195 \r
 196 \r
 197 typedef struct tagSQObject\r
 198 {\r
 199         SQObjectValue _unVal;\r
 200         SQObjectType _type;\r
 201 }SQObject;\r
 202 \r
 203 typedef struct tagSQStackInfos{\r
 204         const SQChar* funcname;\r
 205         const SQChar* source;\r
 206         SQInteger line;\r
 207 }SQStackInfos;\r
 208 \r
 209 typedef struct SQVM* HSQUIRRELVM;\r
 210 typedef SQObject HSQOBJECT;\r
 211 typedef SQInteger (*SQFUNCTION)(HSQUIRRELVM);\r
 212 typedef SQInteger (*SQRELEASEHOOK)(SQUserPointer,SQInteger size);\r
 213 typedef void (*SQCOMPILERERROR)(HSQUIRRELVM,const SQChar * /*desc*/,const SQChar * /*source*/,SQInteger /*line*/,SQInteger /*column*/);\r
 214 typedef void (*SQPRINTFUNCTION)(HSQUIRRELVM,const SQChar * ,...);\r
 215 \r
 216 typedef SQInteger (*SQWRITEFUNC)(SQUserPointer,SQUserPointer,SQInteger);\r
 217 typedef SQInteger (*SQREADFUNC)(SQUserPointer,SQUserPointer,SQInteger);\r
 218 \r
 219 typedef SQInteger (*SQLEXREADFUNC)(SQUserPointer);\r
 220 \r
 221 typedef struct tagSQRegFunction{\r
 222         const SQChar *name;\r
 223         SQFUNCTION f;\r
 224         SQInteger nparamscheck;\r
 225         const SQChar *typemask;\r
 226 }SQRegFunction;\r
 227 \r
 228 /*vm*/\r
 229 SQUIRREL_API HSQUIRRELVM sq_open(SQInteger initialstacksize);\r
 230 SQUIRREL_API HSQUIRRELVM sq_newthread(HSQUIRRELVM friendvm, SQInteger initialstacksize);\r
 231 SQUIRREL_API void sq_seterrorhandler(HSQUIRRELVM v);\r
 232 SQUIRREL_API void sq_close(HSQUIRRELVM v);\r
 233 SQUIRREL_API void sq_setforeignptr(HSQUIRRELVM v,SQUserPointer p);\r
 234 SQUIRREL_API SQUserPointer sq_getforeignptr(HSQUIRRELVM v);\r
 235 SQUIRREL_API void sq_setprintfunc(HSQUIRRELVM v, SQPRINTFUNCTION printfunc);\r
 236 SQUIRREL_API SQPRINTFUNCTION sq_getprintfunc(HSQUIRRELVM v);\r
 237 SQUIRREL_API SQRESULT sq_suspendvm(HSQUIRRELVM v);\r
 238 SQUIRREL_API SQRESULT sq_wakeupvm(HSQUIRRELVM v,SQBool resumedret,SQBool retval);\r
 239 SQUIRREL_API SQInteger sq_getvmstate(HSQUIRRELVM v);\r
 240 \r
 241 /*compiler*/\r
 242 SQUIRREL_API SQRESULT sq_compile(HSQUIRRELVM v,SQLEXREADFUNC read,SQUserPointer p,const SQChar *sourcename,SQBool raiseerror);\r
 243 SQUIRREL_API SQRESULT sq_compilebuffer(HSQUIRRELVM v,const SQChar *s,SQInteger size,const SQChar *sourcename,SQBool raiseerror);\r
 244 SQUIRREL_API void sq_enabledebuginfo(HSQUIRRELVM v, SQBool debuginfo);\r
 245 SQUIRREL_API void sq_setcompilererrorhandler(HSQUIRRELVM v,SQCOMPILERERROR f);\r
 246 \r
 247 /*stack operations*/\r
 248 SQUIRREL_API void sq_push(HSQUIRRELVM v,SQInteger idx);\r
 249 SQUIRREL_API void sq_pop(HSQUIRRELVM v,SQInteger nelemstopop);\r
 250 SQUIRREL_API void sq_poptop(HSQUIRRELVM v);\r
 251 SQUIRREL_API void sq_remove(HSQUIRRELVM v,SQInteger idx);\r
 252 SQUIRREL_API SQInteger sq_gettop(HSQUIRRELVM v);\r
 253 SQUIRREL_API void sq_settop(HSQUIRRELVM v,SQInteger newtop);\r
 254 SQUIRREL_API void sq_reservestack(HSQUIRRELVM v,SQInteger nsize);\r
 255 SQUIRREL_API SQInteger sq_cmp(HSQUIRRELVM v);\r
 256 SQUIRREL_API void sq_move(HSQUIRRELVM dest,HSQUIRRELVM src,SQInteger idx);\r
 257 \r
 258 /*object creation handling*/\r
 259 SQUIRREL_API SQUserPointer sq_newuserdata(HSQUIRRELVM v,SQUnsignedInteger size);\r
 260 SQUIRREL_API void sq_newtable(HSQUIRRELVM v);\r
 261 SQUIRREL_API void sq_newarray(HSQUIRRELVM v,SQInteger size);\r
 262 SQUIRREL_API void sq_newclosure(HSQUIRRELVM v,SQFUNCTION func,SQUnsignedInteger nfreevars);\r
 263 SQUIRREL_API SQRESULT sq_setparamscheck(HSQUIRRELVM v,SQInteger nparamscheck,const SQChar *typemask);\r
 264 SQUIRREL_API void sq_pushstring(HSQUIRRELVM v,const SQChar *s,SQInteger len);\r
 265 SQUIRREL_API void sq_pushfloat(HSQUIRRELVM v,SQFloat f);\r
 266 SQUIRREL_API void sq_pushinteger(HSQUIRRELVM v,SQInteger n);\r
 267 SQUIRREL_API void sq_pushbool(HSQUIRRELVM v,SQBool b);\r
 268 SQUIRREL_API void sq_pushuserpointer(HSQUIRRELVM v,SQUserPointer p);\r
 269 SQUIRREL_API void sq_pushnull(HSQUIRRELVM v);\r
 270 SQUIRREL_API SQObjectType sq_gettype(HSQUIRRELVM v,SQInteger idx);\r
 271 SQUIRREL_API SQInteger sq_getsize(HSQUIRRELVM v,SQInteger idx);\r
 272 SQUIRREL_API void sq_tostring(HSQUIRRELVM v,SQInteger idx);\r
 273 SQUIRREL_API SQRESULT sq_getstring(HSQUIRRELVM v,SQInteger idx,const SQChar **c);\r
 274 SQUIRREL_API SQRESULT sq_getinteger(HSQUIRRELVM v,SQInteger idx,SQInteger *i);\r
 275 SQUIRREL_API SQRESULT sq_getfloat(HSQUIRRELVM v,SQInteger idx,SQFloat *f);\r
 276 SQUIRREL_API SQRESULT sq_getbool(HSQUIRRELVM v,SQInteger idx,SQBool *b);\r
 277 SQUIRREL_API SQRESULT sq_getthread(HSQUIRRELVM v,SQInteger idx,HSQUIRRELVM *thread);\r
 278 SQUIRREL_API SQRESULT sq_getuserpointer(HSQUIRRELVM v,SQInteger idx,SQUserPointer *p);\r
 279 SQUIRREL_API SQRESULT sq_getuserdata(HSQUIRRELVM v,SQInteger idx,SQUserPointer *p,SQUserPointer *typetag);\r
 280 SQUIRREL_API SQRESULT sq_settypetag(HSQUIRRELVM v,SQInteger idx,SQUserPointer typetag);\r
 281 SQUIRREL_API SQRESULT sq_gettypetag(HSQUIRRELVM v,SQInteger idx,SQUserPointer *typetag);\r
 282 SQUIRREL_API void sq_setreleasehook(HSQUIRRELVM v,SQInteger idx,SQRELEASEHOOK hook);\r
 283 SQUIRREL_API SQChar *sq_getscratchpad(HSQUIRRELVM v,SQInteger minsize);\r
 284 SQUIRREL_API SQRESULT sq_getclosureinfo(HSQUIRRELVM v,SQInteger idx,SQUnsignedInteger *nparams,SQUnsignedInteger *nfreevars);\r
 285 SQUIRREL_API SQRESULT sq_setnativeclosurename(HSQUIRRELVM v,SQInteger idx,const SQChar *name);\r
 286 SQUIRREL_API SQRESULT sq_setinstanceup(HSQUIRRELVM v, SQInteger idx, SQUserPointer p);\r
 287 SQUIRREL_API SQRESULT sq_getinstanceup(HSQUIRRELVM v, SQInteger idx, SQUserPointer *p,SQUserPointer typetag);\r
 288 SQUIRREL_API SQRESULT sq_newclass(HSQUIRRELVM v,SQBool hasbase);\r
 289 SQUIRREL_API SQRESULT sq_createinstance(HSQUIRRELVM v,SQInteger idx);\r
 290 SQUIRREL_API SQRESULT sq_setattributes(HSQUIRRELVM v,SQInteger idx);\r
 291 SQUIRREL_API SQRESULT sq_getattributes(HSQUIRRELVM v,SQInteger idx);\r
 292 SQUIRREL_API SQRESULT sq_getclass(HSQUIRRELVM v,SQInteger idx);\r
 293 SQUIRREL_API void sq_weakref(HSQUIRRELVM v,SQInteger idx);\r
 294 \r
 295 /*object manipulation*/\r
 296 SQUIRREL_API void sq_pushroottable(HSQUIRRELVM v);\r
 297 SQUIRREL_API void sq_pushregistrytable(HSQUIRRELVM v);\r
 298 SQUIRREL_API SQRESULT sq_setroottable(HSQUIRRELVM v);\r
 299 SQUIRREL_API SQRESULT sq_createslot(HSQUIRRELVM v,SQInteger idx);\r
 300 SQUIRREL_API SQRESULT sq_deleteslot(HSQUIRRELVM v,SQInteger idx,SQBool pushval);\r
 301 SQUIRREL_API SQRESULT sq_set(HSQUIRRELVM v,SQInteger idx);\r
 302 SQUIRREL_API SQRESULT sq_get(HSQUIRRELVM v,SQInteger idx);\r
 303 SQUIRREL_API SQRESULT sq_rawget(HSQUIRRELVM v,SQInteger idx);\r
 304 SQUIRREL_API SQRESULT sq_rawset(HSQUIRRELVM v,SQInteger idx);\r
 305 SQUIRREL_API SQRESULT sq_rawdeleteslot(HSQUIRRELVM v,SQInteger idx,SQBool pushval);\r
 306 SQUIRREL_API SQRESULT sq_arrayappend(HSQUIRRELVM v,SQInteger idx);\r
 307 SQUIRREL_API SQRESULT sq_arraypop(HSQUIRRELVM v,SQInteger idx,SQBool pushval); \r
 308 SQUIRREL_API SQRESULT sq_arrayresize(HSQUIRRELVM v,SQInteger idx,SQInteger newsize); \r
 309 SQUIRREL_API SQRESULT sq_arrayreverse(HSQUIRRELVM v,SQInteger idx); \r
 310 SQUIRREL_API SQRESULT sq_setdelegate(HSQUIRRELVM v,SQInteger idx);\r
 311 SQUIRREL_API SQRESULT sq_getdelegate(HSQUIRRELVM v,SQInteger idx);\r
 312 SQUIRREL_API SQRESULT sq_clone(HSQUIRRELVM v,SQInteger idx);\r
 313 SQUIRREL_API SQRESULT sq_setfreevariable(HSQUIRRELVM v,SQInteger idx,SQUnsignedInteger nval);\r
 314 SQUIRREL_API SQRESULT sq_next(HSQUIRRELVM v,SQInteger idx);\r
 315 SQUIRREL_API SQRESULT sq_getweakrefval(HSQUIRRELVM v,SQInteger idx);\r
 316 \r
 317 /*calls*/\r
 318 SQUIRREL_API SQRESULT sq_call(HSQUIRRELVM v,SQInteger params,SQBool retval);\r
 319 SQUIRREL_API SQRESULT sq_resume(HSQUIRRELVM v,SQBool retval);\r
 320 SQUIRREL_API const SQChar *sq_getlocal(HSQUIRRELVM v,SQUnsignedInteger level,SQUnsignedInteger idx);\r
 321 SQUIRREL_API const SQChar *sq_getfreevariable(HSQUIRRELVM v,SQInteger idx,SQUnsignedInteger nval);\r
 322 SQUIRREL_API SQRESULT sq_throwerror(HSQUIRRELVM v,const SQChar *err);\r
 323 SQUIRREL_API void sq_reseterror(HSQUIRRELVM v);\r
 324 SQUIRREL_API void sq_getlasterror(HSQUIRRELVM v);\r
 325 \r
 326 /*raw object handling*/\r
 327 SQUIRREL_API SQRESULT sq_getstackobj(HSQUIRRELVM v,SQInteger idx,HSQOBJECT *po);\r
 328 SQUIRREL_API void sq_pushobject(HSQUIRRELVM v,HSQOBJECT obj);\r
 329 SQUIRREL_API void sq_addref(HSQUIRRELVM v,HSQOBJECT *po);\r
 330 SQUIRREL_API SQBool sq_release(HSQUIRRELVM v,HSQOBJECT *po);\r
 331 SQUIRREL_API void sq_resetobject(HSQOBJECT *po);\r
 332 SQUIRREL_API const SQChar *sq_objtostring(HSQOBJECT *o);\r
 333 SQUIRREL_API SQBool sq_objtobool(HSQOBJECT *o);\r
 334 SQUIRREL_API SQInteger sq_objtointeger(HSQOBJECT *o);\r
 335 SQUIRREL_API SQFloat sq_objtofloat(HSQOBJECT *o);\r
 336 \r
 337 /*GC*/\r
 338 SQUIRREL_API SQInteger sq_collectgarbage(HSQUIRRELVM v);\r
 339 \r
 340 /*serialization*/\r
 341 SQUIRREL_API SQRESULT sq_writeclosure(HSQUIRRELVM vm,SQWRITEFUNC writef,SQUserPointer up);\r
 342 SQUIRREL_API SQRESULT sq_readclosure(HSQUIRRELVM vm,SQREADFUNC readf,SQUserPointer up);\r
 343 \r
 344 /*mem allocation*/\r
 345 SQUIRREL_API void *sq_malloc(SQUnsignedInteger size);\r
 346 SQUIRREL_API void *sq_realloc(void* p,SQUnsignedInteger oldsize,SQUnsignedInteger newsize);\r
 347 SQUIRREL_API void sq_free(void *p,SQUnsignedInteger size);\r
 348 \r
 349 /*debug*/\r
 350 SQUIRREL_API SQRESULT sq_stackinfos(HSQUIRRELVM v,SQInteger level,SQStackInfos *si);\r
 351 SQUIRREL_API void sq_setdebughook(HSQUIRRELVM v);\r
 352 \r
 353 /*UTILITY MACRO*/\r
 354 #define sq_isnumeric(o) ((o)._type&SQOBJECT_NUMERIC)\r
 355 #define sq_istable(o) ((o)._type==OT_TABLE)\r
 356 #define sq_isarray(o) ((o)._type==OT_ARRAY)\r
 357 #define sq_isfunction(o) ((o)._type==OT_FUNCPROTO)\r
 358 #define sq_isclosure(o) ((o)._type==OT_CLOSURE)\r
 359 #define sq_isgenerator(o) ((o)._type==OT_GENERATOR)\r
 360 #define sq_isnativeclosure(o) ((o)._type==OT_NATIVECLOSURE)\r
 361 #define sq_isstring(o) ((o)._type==OT_STRING)\r
 362 #define sq_isinteger(o) ((o)._type==OT_INTEGER)\r
 363 #define sq_isfloat(o) ((o)._type==OT_FLOAT)\r
 364 #define sq_isuserpointer(o) ((o)._type==OT_USERPOINTER)\r
 365 #define sq_isuserdata(o) ((o)._type==OT_USERDATA)\r
 366 #define sq_isthread(o) ((o)._type==OT_THREAD)\r
 367 #define sq_isnull(o) ((o)._type==OT_NULL)\r
 368 #define sq_isclass(o) ((o)._type==OT_CLASS)\r
 369 #define sq_isinstance(o) ((o)._type==OT_INSTANCE)\r
 370 #define sq_isbool(o) ((o)._type==OT_BOOL)\r
 371 #define sq_isweakref(o) ((o)._type==OT_WEAKREF)\r
 372 #define sq_type(o) ((o)._type)\r
 373 \r
 374 #define SQ_OK (0)\r
 375 #define SQ_ERROR (-1)\r
 376 \r
 377 #define SQ_FAILED(res) (res<0)\r
 378 #define SQ_SUCCEEDED(res) (res>=0)\r
 379 \r
 380 #ifdef __cplusplus\r
 381 } /*extern "C"*/\r
 382 #endif\r
 383 \r
 384 #endif /*_SQUIRREL_H_*/\r