Mercurial > vba-clojure
view src/lua/lua.h @ 386:d8cbbf2a3133
changed scratch ragisters from BC to DE.
author | Robert McIntyre <rlm@mit.edu> |
---|---|
date | Thu, 12 Apr 2012 06:27:03 -0500 |
parents | 27763b933818 |
children |
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1 /*2 ** $Id: lua.h,v 1.218.1.5 2008/08/06 13:30:12 roberto Exp $3 ** Lua - An Extensible Extension Language4 ** Lua.org, PUC-Rio, Brazil (http://www.lua.org)5 ** See Copyright Notice at the end of this file6 */9 #ifndef lua_h10 #define lua_h12 #include <stdarg.h>13 #include <stddef.h>16 #include "luaconf.h"19 #define LUA_VERSION "Lua 5.1"20 #define LUA_RELEASE "Lua 5.1.4"21 #define LUA_VERSION_NUM 50122 #define LUA_COPYRIGHT "Copyright (C) 1994-2008 Lua.org, PUC-Rio"23 #define LUA_AUTHORS "R. Ierusalimschy, L. H. de Figueiredo & W. Celes"26 /* mark for precompiled code (`<esc>Lua') */27 #define LUA_SIGNATURE "\033Lua"29 /* option for multiple returns in `lua_pcall' and `lua_call' */30 #define LUA_MULTRET (-1)33 /*34 ** pseudo-indices35 */36 #define LUA_REGISTRYINDEX (-10000)37 #define LUA_ENVIRONINDEX (-10001)38 #define LUA_GLOBALSINDEX (-10002)39 #define lua_upvalueindex(i) (LUA_GLOBALSINDEX-(i))42 /* thread status; 0 is OK */43 #define LUA_YIELD 144 #define LUA_ERRRUN 245 #define LUA_ERRSYNTAX 346 #define LUA_ERRMEM 447 #define LUA_ERRERR 550 typedef struct lua_State lua_State;52 typedef int (*lua_CFunction) (lua_State *L);55 /*56 ** functions that read/write blocks when loading/dumping Lua chunks57 */58 typedef const char * (*lua_Reader) (lua_State *L, void *ud, size_t *sz);60 typedef int (*lua_Writer) (lua_State *L, const void* p, size_t sz, void* ud);63 /*64 ** prototype for memory-allocation functions65 */66 typedef void * (*lua_Alloc) (void *ud, void *ptr, size_t osize, size_t nsize);69 /*70 ** basic types71 */72 #define LUA_TNONE (-1)74 #define LUA_TNIL 075 #define LUA_TBOOLEAN 176 #define LUA_TLIGHTUSERDATA 277 #define LUA_TNUMBER 378 #define LUA_TSTRING 479 #define LUA_TTABLE 580 #define LUA_TFUNCTION 681 #define LUA_TUSERDATA 782 #define LUA_TTHREAD 886 /* minimum Lua stack available to a C function */87 #define LUA_MINSTACK 2090 /*91 ** generic extra include file92 */93 #if defined(LUA_USER_H)94 #include LUA_USER_H95 #endif98 /* type of numbers in Lua */99 typedef LUA_NUMBER lua_Number;102 /* type for integer functions */103 typedef LUA_INTEGER lua_Integer;107 /*108 ** state manipulation109 */110 LUA_API lua_State *(lua_newstate) (lua_Alloc f, void *ud);111 LUA_API void (lua_close) (lua_State *L);112 LUA_API lua_State *(lua_newthread) (lua_State *L);114 LUA_API lua_CFunction (lua_atpanic) (lua_State *L, lua_CFunction panicf);117 /*118 ** basic stack manipulation119 */120 LUA_API int (lua_gettop) (lua_State *L);121 LUA_API void (lua_settop) (lua_State *L, int idx);122 LUA_API void (lua_pushvalue) (lua_State *L, int idx);123 LUA_API void (lua_remove) (lua_State *L, int idx);124 LUA_API void (lua_insert) (lua_State *L, int idx);125 LUA_API void (lua_replace) (lua_State *L, int idx);126 LUA_API int (lua_checkstack) (lua_State *L, int sz);128 LUA_API void (lua_xmove) (lua_State *from, lua_State *to, int n);131 /*132 ** access functions (stack -> C)133 */135 LUA_API int (lua_isnumber) (lua_State *L, int idx);136 LUA_API int (lua_isstring) (lua_State *L, int idx);137 LUA_API int (lua_iscfunction) (lua_State *L, int idx);138 LUA_API int (lua_isuserdata) (lua_State *L, int idx);139 LUA_API int (lua_type) (lua_State *L, int idx);140 LUA_API const char *(lua_typename) (lua_State *L, int tp);142 LUA_API int (lua_equal) (lua_State *L, int idx1, int idx2);143 LUA_API int (lua_rawequal) (lua_State *L, int idx1, int idx2);144 LUA_API int (lua_lessthan) (lua_State *L, int idx1, int idx2);146 LUA_API lua_Number (lua_tonumber) (lua_State *L, int idx);147 LUA_API lua_Integer (lua_tointeger) (lua_State *L, int idx);148 LUA_API int (lua_toboolean) (lua_State *L, int idx);149 LUA_API const char *(lua_tolstring) (lua_State *L, int idx, size_t *len);150 LUA_API size_t (lua_objlen) (lua_State *L, int idx);151 LUA_API lua_CFunction (lua_tocfunction) (lua_State *L, int idx);152 LUA_API void *(lua_touserdata) (lua_State *L, int idx);153 LUA_API lua_State *(lua_tothread) (lua_State *L, int idx);154 LUA_API const void *(lua_topointer) (lua_State *L, int idx);157 /*158 ** push functions (C -> stack)159 */160 LUA_API void (lua_pushnil) (lua_State *L);161 LUA_API void (lua_pushnumber) (lua_State *L, lua_Number n);162 LUA_API void (lua_pushinteger) (lua_State *L, lua_Integer n);163 LUA_API void (lua_pushlstring) (lua_State *L, const char *s, size_t l);164 LUA_API void (lua_pushstring) (lua_State *L, const char *s);165 LUA_API const char *(lua_pushvfstring) (lua_State *L, const char *fmt,166 va_list argp);167 LUA_API const char *(lua_pushfstring) (lua_State *L, const char *fmt, ...);168 LUA_API void (lua_pushcclosure) (lua_State *L, lua_CFunction fn, int n);169 LUA_API void (lua_pushboolean) (lua_State *L, int b);170 LUA_API void (lua_pushlightuserdata) (lua_State *L, void *p);171 LUA_API int (lua_pushthread) (lua_State *L);174 /*175 ** get functions (Lua -> stack)176 */177 LUA_API void (lua_gettable) (lua_State *L, int idx);178 LUA_API void (lua_getfield) (lua_State *L, int idx, const char *k);179 LUA_API void (lua_rawget) (lua_State *L, int idx);180 LUA_API void (lua_rawgeti) (lua_State *L, int idx, int n);181 LUA_API void (lua_createtable) (lua_State *L, int narr, int nrec);182 LUA_API void *(lua_newuserdata) (lua_State *L, size_t sz);183 LUA_API int (lua_getmetatable) (lua_State *L, int objindex);184 LUA_API void (lua_getfenv) (lua_State *L, int idx);187 /*188 ** set functions (stack -> Lua)189 */190 LUA_API void (lua_settable) (lua_State *L, int idx);191 LUA_API void (lua_setfield) (lua_State *L, int idx, const char *k);192 LUA_API void (lua_rawset) (lua_State *L, int idx);193 LUA_API void (lua_rawseti) (lua_State *L, int idx, int n);194 LUA_API int (lua_setmetatable) (lua_State *L, int objindex);195 LUA_API int (lua_setfenv) (lua_State *L, int idx);198 /*199 ** `load' and `call' functions (load and run Lua code)200 */201 LUA_API void (lua_call) (lua_State *L, int nargs, int nresults);202 LUA_API int (lua_pcall) (lua_State *L, int nargs, int nresults, int errfunc);203 LUA_API int (lua_cpcall) (lua_State *L, lua_CFunction func, void *ud);204 LUA_API int (lua_load) (lua_State *L, lua_Reader reader, void *dt,205 const char *chunkname);207 LUA_API int (lua_dump) (lua_State *L, lua_Writer writer, void *data);210 /*211 ** coroutine functions212 */213 LUA_API int (lua_yield) (lua_State *L, int nresults);214 LUA_API int (lua_resume) (lua_State *L, int narg);215 LUA_API int (lua_status) (lua_State *L);217 /*218 ** garbage-collection function and options219 */221 #define LUA_GCSTOP 0222 #define LUA_GCRESTART 1223 #define LUA_GCCOLLECT 2224 #define LUA_GCCOUNT 3225 #define LUA_GCCOUNTB 4226 #define LUA_GCSTEP 5227 #define LUA_GCSETPAUSE 6228 #define LUA_GCSETSTEPMUL 7230 LUA_API int (lua_gc) (lua_State *L, int what, int data);233 /*234 ** miscellaneous functions235 */237 LUA_API int (lua_error) (lua_State *L);239 LUA_API int (lua_next) (lua_State *L, int idx);241 LUA_API void (lua_concat) (lua_State *L, int n);243 LUA_API lua_Alloc (lua_getallocf) (lua_State *L, void **ud);244 LUA_API void lua_setallocf (lua_State *L, lua_Alloc f, void *ud);248 /*249 ** ===============================================================250 ** some useful macros251 ** ===============================================================252 */254 #define lua_pop(L,n) lua_settop(L, -(n)-1)256 #define lua_newtable(L) lua_createtable(L, 0, 0)258 #define lua_register(L,n,f) (lua_pushcfunction(L, (f)), lua_setglobal(L, (n)))260 #define lua_pushcfunction(L,f) lua_pushcclosure(L, (f), 0)262 #define lua_strlen(L,i) lua_objlen(L, (i))264 #define lua_isfunction(L,n) (lua_type(L, (n)) == LUA_TFUNCTION)265 #define lua_istable(L,n) (lua_type(L, (n)) == LUA_TTABLE)266 #define lua_islightuserdata(L,n) (lua_type(L, (n)) == LUA_TLIGHTUSERDATA)267 #define lua_isnil(L,n) (lua_type(L, (n)) == LUA_TNIL)268 #define lua_isboolean(L,n) (lua_type(L, (n)) == LUA_TBOOLEAN)269 #define lua_isthread(L,n) (lua_type(L, (n)) == LUA_TTHREAD)270 #define lua_isnone(L,n) (lua_type(L, (n)) == LUA_TNONE)271 #define lua_isnoneornil(L, n) (lua_type(L, (n)) <= 0)273 #define lua_pushliteral(L, s) \274 lua_pushlstring(L, "" s, (sizeof(s)/sizeof(char))-1)276 #define lua_setglobal(L,s) lua_setfield(L, LUA_GLOBALSINDEX, (s))277 #define lua_getglobal(L,s) lua_getfield(L, LUA_GLOBALSINDEX, (s))279 #define lua_tostring(L,i) lua_tolstring(L, (i), NULL)283 /*284 ** compatibility macros and functions285 */287 #define lua_open() luaL_newstate()289 #define lua_getregistry(L) lua_pushvalue(L, LUA_REGISTRYINDEX)291 #define lua_getgccount(L) lua_gc(L, LUA_GCCOUNT, 0)293 #define lua_Chunkreader lua_Reader294 #define lua_Chunkwriter lua_Writer297 /* hack */298 LUA_API void lua_setlevel (lua_State *from, lua_State *to);301 /*302 ** {======================================================================303 ** Debug API304 ** =======================================================================305 */308 /*309 ** Event codes310 */311 #define LUA_HOOKCALL 0312 #define LUA_HOOKRET 1313 #define LUA_HOOKLINE 2314 #define LUA_HOOKCOUNT 3315 #define LUA_HOOKTAILRET 4318 /*319 ** Event masks320 */321 #define LUA_MASKCALL (1 << LUA_HOOKCALL)322 #define LUA_MASKRET (1 << LUA_HOOKRET)323 #define LUA_MASKLINE (1 << LUA_HOOKLINE)324 #define LUA_MASKCOUNT (1 << LUA_HOOKCOUNT)326 typedef struct lua_Debug lua_Debug; /* activation record */329 /* Functions to be called by the debuger in specific events */330 typedef void (*lua_Hook) (lua_State *L, lua_Debug *ar);333 LUA_API int lua_getstack (lua_State *L, int level, lua_Debug *ar);334 LUA_API int lua_getinfo (lua_State *L, const char *what, lua_Debug *ar);335 LUA_API const char *lua_getlocal (lua_State *L, const lua_Debug *ar, int n);336 LUA_API const char *lua_setlocal (lua_State *L, const lua_Debug *ar, int n);337 LUA_API const char *lua_getupvalue (lua_State *L, int funcindex, int n);338 LUA_API const char *lua_setupvalue (lua_State *L, int funcindex, int n);340 LUA_API int lua_sethook (lua_State *L, lua_Hook func, int mask, int count);341 LUA_API lua_Hook lua_gethook (lua_State *L);342 LUA_API int lua_gethookmask (lua_State *L);343 LUA_API int lua_gethookcount (lua_State *L);346 struct lua_Debug {347 int event;348 const char *name; /* (n) */349 const char *namewhat; /* (n) `global', `local', `field', `method' */350 const char *what; /* (S) `Lua', `C', `main', `tail' */351 const char *source; /* (S) */352 int currentline; /* (l) */353 int nups; /* (u) number of upvalues */354 int linedefined; /* (S) */355 int lastlinedefined; /* (S) */356 char short_src[LUA_IDSIZE]; /* (S) */357 /* private part */358 int i_ci; /* active function */359 };361 /* }====================================================================== */364 /******************************************************************************365 * Copyright (C) 1994-2008 Lua.org, PUC-Rio. All rights reserved.366 *367 * Permission is hereby granted, free of charge, to any person obtaining368 * a copy of this software and associated documentation files (the369 * "Software"), to deal in the Software without restriction, including370 * without limitation the rights to use, copy, modify, merge, publish,371 * distribute, sublicense, and/or sell copies of the Software, and to372 * permit persons to whom the Software is furnished to do so, subject to373 * the following conditions:374 *375 * The above copyright notice and this permission notice shall be376 * included in all copies or substantial portions of the Software.377 *378 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,379 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF380 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.381 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY382 * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,383 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE384 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.385 ******************************************************************************/388 #endif