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- #ifndef lua_h
- #define lua_h
- #include <stdarg.h>
- #include <stddef.h>
- #include "luaconf.h"
- #define LUA_VERSION_MAJOR "5"
- #define LUA_VERSION_MINOR "2"
- #define LUA_VERSION_NUM 502
- #define LUA_VERSION_RELEASE "4"
- #define LUA_VERSION "Lua " LUA_VERSION_MAJOR "." LUA_VERSION_MINOR
- #define LUA_RELEASE LUA_VERSION "." LUA_VERSION_RELEASE
- #define LUA_COPYRIGHT LUA_RELEASE " Copyright (C) 1994-2015 Lua.org, PUC-Rio"
- #define LUA_AUTHORS "R. Ierusalimschy, L. H. de Figueiredo, W. Celes"
- /* mark for precompiled code ('<esc>Lua') */
- #define LUA_SIGNATURE "\033Lua"
- /* option for multiple returns in 'lua_pcall' and 'lua_call' */
- #define LUA_MULTRET (-1)
- /*
- ** pseudo-indices
- */
- #define LUA_REGISTRYINDEX LUAI_FIRSTPSEUDOIDX
- #define lua_upvalueindex(i) (LUA_REGISTRYINDEX - (i))
- /* thread status */
- #define LUA_OK 0
- #define LUA_YIELD 1
- #define LUA_ERRRUN 2
- #define LUA_ERRSYNTAX 3
- #define LUA_ERRMEM 4
- #define LUA_ERRGCMM 5
- #define LUA_ERRERR 6
- typedef struct lua_State lua_State;
- typedef int (*lua_CFunction) (lua_State *L);
- /*
- ** functions that read/write blocks when loading/dumping Lua chunks
- */
- typedef const char * (*lua_Reader) (lua_State *L, void *ud, size_t *sz);
- typedef int (*lua_Writer) (lua_State *L, const void* p, size_t sz, void* ud);
- /*
- ** prototype for memory-allocation functions
- */
- typedef void * (*lua_Alloc) (void *ud, void *ptr, size_t osize, size_t nsize);
- /*
- ** basic types
- */
- #define LUA_TNONE (-1)
- #define LUA_TNIL 0
- #define LUA_TBOOLEAN 1
- #define LUA_TLIGHTUSERDATA 2
- #define LUA_TNUMBER 3
- #define LUA_TSTRING 4
- #define LUA_TTABLE 5
- #define LUA_TFUNCTION 6
- #define LUA_TUSERDATA 7
- #define LUA_TTHREAD 8
- #define LUA_NUMTAGS 9
- /* minimum Lua stack available to a C function */
- #define LUA_MINSTACK 20
- /* predefined values in the registry */
- #define LUA_RIDX_MAINTHREAD 1
- #define LUA_RIDX_GLOBALS 2
- #define LUA_RIDX_LAST LUA_RIDX_GLOBALS
- /* type of numbers in Lua */
- typedef LUA_NUMBER lua_Number;
- /* type for integer functions */
- typedef LUA_INTEGER lua_Integer;
- /* unsigned integer type */
- typedef LUA_UNSIGNED lua_Unsigned;
- /*
- ** generic extra include file
- */
- #if defined(LUA_USER_H)
- #include LUA_USER_H
- #endif
- /*
- ** RCS ident string
- */
- extern const char lua_ident[];
- /*
- ** state manipulation
- */
- LUA_API lua_State *(lua_newstate) (lua_Alloc f, void *ud);
- LUA_API void (lua_close) (lua_State *L);
- LUA_API lua_State *(lua_newthread) (lua_State *L);
- LUA_API lua_CFunction (lua_atpanic) (lua_State *L, lua_CFunction panicf);
- LUA_API const lua_Number *(lua_version) (lua_State *L);
- /*
- ** basic stack manipulation
- */
- LUA_API int (lua_absindex) (lua_State *L, int idx);
- LUA_API int (lua_gettop) (lua_State *L);
- LUA_API void (lua_settop) (lua_State *L, int idx);
- LUA_API void (lua_pushvalue) (lua_State *L, int idx);
- LUA_API void (lua_remove) (lua_State *L, int idx);
- LUA_API void (lua_insert) (lua_State *L, int idx);
- LUA_API void (lua_replace) (lua_State *L, int idx);
- LUA_API void (lua_copy) (lua_State *L, int fromidx, int toidx);
- LUA_API int (lua_checkstack) (lua_State *L, int sz);
- LUA_API void (lua_xmove) (lua_State *from, lua_State *to, int n);
- /*
- ** access functions (stack -> C)
- */
- LUA_API int (lua_isnumber) (lua_State *L, int idx);
- LUA_API int (lua_isstring) (lua_State *L, int idx);
- LUA_API int (lua_iscfunction) (lua_State *L, int idx);
- LUA_API int (lua_isuserdata) (lua_State *L, int idx);
- LUA_API int (lua_type) (lua_State *L, int idx);
- LUA_API const char *(lua_typename) (lua_State *L, int tp);
- LUA_API lua_Number (lua_tonumberx) (lua_State *L, int idx, int *isnum);
- LUA_API lua_Integer (lua_tointegerx) (lua_State *L, int idx, int *isnum);
- LUA_API lua_Unsigned (lua_tounsignedx) (lua_State *L, int idx, int *isnum);
- LUA_API int (lua_toboolean) (lua_State *L, int idx);
- LUA_API const char *(lua_tolstring) (lua_State *L, int idx, size_t *len);
- LUA_API size_t (lua_rawlen) (lua_State *L, int idx);
- LUA_API lua_CFunction (lua_tocfunction) (lua_State *L, int idx);
- LUA_API void *(lua_touserdata) (lua_State *L, int idx);
- LUA_API lua_State *(lua_tothread) (lua_State *L, int idx);
- LUA_API const void *(lua_topointer) (lua_State *L, int idx);
- /*
- ** Comparison and arithmetic functions
- */
- #define LUA_OPADD 0 /* ORDER TM */
- #define LUA_OPSUB 1
- #define LUA_OPMUL 2
- #define LUA_OPDIV 3
- #define LUA_OPMOD 4
- #define LUA_OPPOW 5
- #define LUA_OPUNM 6
- LUA_API void (lua_arith) (lua_State *L, int op);
- #define LUA_OPEQ 0
- #define LUA_OPLT 1
- #define LUA_OPLE 2
- LUA_API int (lua_rawequal) (lua_State *L, int idx1, int idx2);
- LUA_API int (lua_compare) (lua_State *L, int idx1, int idx2, int op);
- /*
- ** push functions (C -> stack)
- */
- LUA_API void (lua_pushnil) (lua_State *L);
- LUA_API void (lua_pushnumber) (lua_State *L, lua_Number n);
- LUA_API void (lua_pushinteger) (lua_State *L, lua_Integer n);
- LUA_API void (lua_pushunsigned) (lua_State *L, lua_Unsigned n);
- LUA_API const char *(lua_pushlstring) (lua_State *L, const char *s, size_t l);
- LUA_API const char *(lua_pushstring) (lua_State *L, const char *s);
- LUA_API const char *(lua_pushvfstring) (lua_State *L, const char *fmt,
- va_list argp);
- LUA_API const char *(lua_pushfstring) (lua_State *L, const char *fmt, ...);
- LUA_API void (lua_pushcclosure) (lua_State *L, lua_CFunction fn, int n);
- LUA_API void (lua_pushboolean) (lua_State *L, int b);
- LUA_API void (lua_pushlightuserdata) (lua_State *L, void *p);
- LUA_API int (lua_pushthread) (lua_State *L);
- /*
- ** get functions (Lua -> stack)
- */
- LUA_API void (lua_getglobal) (lua_State *L, const char *var);
- LUA_API void (lua_gettable) (lua_State *L, int idx);
- LUA_API void (lua_getfield) (lua_State *L, int idx, const char *k);
- LUA_API void (lua_rawget) (lua_State *L, int idx);
- LUA_API void (lua_rawgeti) (lua_State *L, int idx, int n);
- LUA_API void (lua_rawgetp) (lua_State *L, int idx, const void *p);
- LUA_API void (lua_createtable) (lua_State *L, int narr, int nrec);
- LUA_API void *(lua_newuserdata) (lua_State *L, size_t sz);
- LUA_API int (lua_getmetatable) (lua_State *L, int objindex);
- LUA_API void (lua_getuservalue) (lua_State *L, int idx);
- /*
- ** set functions (stack -> Lua)
- */
- LUA_API void (lua_setglobal) (lua_State *L, const char *var);
- LUA_API void (lua_settable) (lua_State *L, int idx);
- LUA_API void (lua_setfield) (lua_State *L, int idx, const char *k);
- LUA_API void (lua_rawset) (lua_State *L, int idx);
- LUA_API void (lua_rawseti) (lua_State *L, int idx, int n);
- LUA_API void (lua_rawsetp) (lua_State *L, int idx, const void *p);
- LUA_API int (lua_setmetatable) (lua_State *L, int objindex);
- LUA_API void (lua_setuservalue) (lua_State *L, int idx);
- /*
- ** 'load' and 'call' functions (load and run Lua code)
- */
- LUA_API void (lua_callk) (lua_State *L, int nargs, int nresults, int ctx,
- lua_CFunction k);
- #define lua_call(L,n,r) lua_callk(L, (n), (r), 0, NULL)
- LUA_API int (lua_getctx) (lua_State *L, int *ctx);
- LUA_API int (lua_pcallk) (lua_State *L, int nargs, int nresults, int errfunc,
- int ctx, lua_CFunction k);
- #define lua_pcall(L,n,r,f) lua_pcallk(L, (n), (r), (f), 0, NULL)
- LUA_API int (lua_load) (lua_State *L, lua_Reader reader, void *dt,
- const char *chunkname,
- const char *mode);
- LUA_API int (lua_dump) (lua_State *L, lua_Writer writer, void *data);
- /*
- ** coroutine functions
- */
- LUA_API int (lua_yieldk) (lua_State *L, int nresults, int ctx,
- lua_CFunction k);
- #define lua_yield(L,n) lua_yieldk(L, (n), 0, NULL)
- LUA_API int (lua_resume) (lua_State *L, lua_State *from, int narg);
- LUA_API int (lua_status) (lua_State *L);
- /*
- ** garbage-collection function and options
- */
- #define LUA_GCSTOP 0
- #define LUA_GCRESTART 1
- #define LUA_GCCOLLECT 2
- #define LUA_GCCOUNT 3
- #define LUA_GCCOUNTB 4
- #define LUA_GCSTEP 5
- #define LUA_GCSETPAUSE 6
- #define LUA_GCSETSTEPMUL 7
- #define LUA_GCSETMAJORINC 8
- #define LUA_GCISRUNNING 9
- #define LUA_GCGEN 10
- #define LUA_GCINC 11
- LUA_API int (lua_gc) (lua_State *L, int what, int data);
- /*
- ** miscellaneous functions
- */
- LUA_API int (lua_error) (lua_State *L);
- LUA_API int (lua_next) (lua_State *L, int idx);
- LUA_API void (lua_concat) (lua_State *L, int n);
- LUA_API void (lua_len) (lua_State *L, int idx);
- LUA_API lua_Alloc (lua_getallocf) (lua_State *L, void **ud);
- LUA_API void (lua_setallocf) (lua_State *L, lua_Alloc f, void *ud);
- /*
- ** ===============================================================
- ** some useful macros
- ** ===============================================================
- */
- #define lua_tonumber(L,i) lua_tonumberx(L,i,NULL)
- #define lua_tointeger(L,i) lua_tointegerx(L,i,NULL)
- #define lua_tounsigned(L,i) lua_tounsignedx(L,i,NULL)
- #define lua_pop(L,n) lua_settop(L, -(n)-1)
- #define lua_newtable(L) lua_createtable(L, 0, 0)
- #define lua_register(L,n,f) (lua_pushcfunction(L, (f)), lua_setglobal(L, (n)))
- #define lua_pushcfunction(L,f) lua_pushcclosure(L, (f), 0)
- #define lua_isfunction(L,n) (lua_type(L, (n)) == LUA_TFUNCTION)
- #define lua_istable(L,n) (lua_type(L, (n)) == LUA_TTABLE)
- #define lua_islightuserdata(L,n) (lua_type(L, (n)) == LUA_TLIGHTUSERDATA)
- #define lua_isnil(L,n) (lua_type(L, (n)) == LUA_TNIL)
- #define lua_isboolean(L,n) (lua_type(L, (n)) == LUA_TBOOLEAN)
- #define lua_isthread(L,n) (lua_type(L, (n)) == LUA_TTHREAD)
- #define lua_isnone(L,n) (lua_type(L, (n)) == LUA_TNONE)
- #define lua_isnoneornil(L, n) (lua_type(L, (n)) <= 0)
- #define lua_pushliteral(L, s) \
- lua_pushlstring(L, "" s, (sizeof(s)/sizeof(char))-1)
- #define lua_pushglobaltable(L) \
- lua_rawgeti(L, LUA_REGISTRYINDEX, LUA_RIDX_GLOBALS)
- #define lua_tostring(L,i) lua_tolstring(L, (i), NULL)
- /*
- ** {======================================================================
- ** Debug API
- ** =======================================================================
- */
- /*
- ** Event codes
- */
- #define LUA_HOOKCALL 0
- #define LUA_HOOKRET 1
- #define LUA_HOOKLINE 2
- #define LUA_HOOKCOUNT 3
- #define LUA_HOOKTAILCALL 4
- /*
- ** Event masks
- */
- #define LUA_MASKCALL (1 << LUA_HOOKCALL)
- #define LUA_MASKRET (1 << LUA_HOOKRET)
- #define LUA_MASKLINE (1 << LUA_HOOKLINE)
- #define LUA_MASKCOUNT (1 << LUA_HOOKCOUNT)
- typedef struct lua_Debug lua_Debug; /* activation record */
- /* Functions to be called by the debugger in specific events */
- typedef void (*lua_Hook) (lua_State *L, lua_Debug *ar);
- LUA_API int (lua_getstack) (lua_State *L, int level, lua_Debug *ar);
- LUA_API int (lua_getinfo) (lua_State *L, const char *what, lua_Debug *ar);
- LUA_API const char *(lua_getlocal) (lua_State *L, const lua_Debug *ar, int n);
- LUA_API const char *(lua_setlocal) (lua_State *L, const lua_Debug *ar, int n);
- LUA_API const char *(lua_getupvalue) (lua_State *L, int funcindex, int n);
- LUA_API const char *(lua_setupvalue) (lua_State *L, int funcindex, int n);
- LUA_API void *(lua_upvalueid) (lua_State *L, int fidx, int n);
- LUA_API void (lua_upvaluejoin) (lua_State *L, int fidx1, int n1,
- int fidx2, int n2);
- LUA_API int (lua_sethook) (lua_State *L, lua_Hook func, int mask, int count);
- LUA_API lua_Hook (lua_gethook) (lua_State *L);
- LUA_API int (lua_gethookmask) (lua_State *L);
- LUA_API int (lua_gethookcount) (lua_State *L);
- struct lua_Debug {
- int event;
- const char *name; /* (n) */
- const char *namewhat; /* (n) 'global', 'local', 'field', 'method' */
- const char *what; /* (S) 'Lua', 'C', 'main', 'tail' */
- const char *source; /* (S) */
- int currentline; /* (l) */
- int linedefined; /* (S) */
- int lastlinedefined; /* (S) */
- unsigned char nups; /* (u) number of upvalues */
- unsigned char nparams;/* (u) number of parameters */
- char isvararg; /* (u) */
- char istailcall; /* (t) */
- char short_src[LUA_IDSIZE]; /* (S) */
- /* private part */
- struct CallInfo *i_ci; /* active function */
- };
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