mirror of
https://github.com/lua/lua
synced 2024-11-26 22:59:35 +03:00
198 lines
6.9 KiB
C
198 lines
6.9 KiB
C
/*
|
|
** $Id: lua.h,v 1.24 1998/08/21 17:43:44 roberto Exp roberto $
|
|
** Lua - An Extensible Extension Language
|
|
** TeCGraf: Grupo de Tecnologia em Computacao Grafica, PUC-Rio, Brazil
|
|
** e-mail: lua@tecgraf.puc-rio.br
|
|
** www: http://www.tecgraf.puc-rio.br/lua/
|
|
** See Copyright Notice at the end of this file
|
|
*/
|
|
|
|
|
|
#ifndef lua_h
|
|
#define lua_h
|
|
|
|
#define LUA_VERSION "Lua 3.2 (alpha)"
|
|
#define LUA_COPYRIGHT "Copyright (C) 1994-1998 TeCGraf, PUC-Rio"
|
|
#define LUA_AUTHORS "W. Celes, R. Ierusalimschy & L. H. de Figueiredo"
|
|
|
|
|
|
#define LUA_NOOBJECT 0
|
|
|
|
#define LUA_ANYTAG (-1)
|
|
|
|
typedef struct lua_State lua_State;
|
|
extern lua_State *lua_state;
|
|
|
|
typedef void (*lua_CFunction) (void);
|
|
typedef unsigned int lua_Object;
|
|
|
|
void lua_open (void);
|
|
void lua_close (void);
|
|
lua_State *lua_setstate (lua_State *st);
|
|
|
|
lua_Object lua_settagmethod (int tag, char *event); /* In: new method */
|
|
lua_Object lua_gettagmethod (int tag, char *event);
|
|
|
|
int lua_newtag (void);
|
|
int lua_copytagmethods (int tagto, int tagfrom);
|
|
void lua_settag (int tag); /* In: object */
|
|
|
|
void lua_error (char *s);
|
|
int lua_dofile (char *filename); /* Out: returns */
|
|
int lua_dostring (char *string); /* Out: returns */
|
|
int lua_dobuffer (char *buff, int size, char *name);
|
|
/* Out: returns */
|
|
int lua_callfunction (lua_Object f);
|
|
/* In: parameters; Out: returns */
|
|
|
|
void lua_beginblock (void);
|
|
void lua_endblock (void);
|
|
|
|
lua_Object lua_lua2C (int number);
|
|
#define lua_getparam(_) lua_lua2C(_)
|
|
#define lua_getresult(_) lua_lua2C(_)
|
|
|
|
int lua_isnil (lua_Object object);
|
|
int lua_istable (lua_Object object);
|
|
int lua_isuserdata (lua_Object object);
|
|
int lua_iscfunction (lua_Object object);
|
|
int lua_isnumber (lua_Object object);
|
|
int lua_isstring (lua_Object object);
|
|
int lua_isfunction (lua_Object object);
|
|
|
|
double lua_getnumber (lua_Object object);
|
|
char *lua_getstring (lua_Object object);
|
|
long lua_strlen (lua_Object object);
|
|
lua_CFunction lua_getcfunction (lua_Object object);
|
|
void *lua_getuserdata (lua_Object object);
|
|
|
|
|
|
void lua_pushnil (void);
|
|
void lua_pushnumber (double n);
|
|
void lua_pushlstring (char *s, long len);
|
|
void lua_pushstring (char *s);
|
|
void lua_pushcclosure (lua_CFunction fn, int n);
|
|
void lua_pushusertag (void *u, int tag);
|
|
void lua_pushobject (lua_Object object);
|
|
|
|
lua_Object lua_pop (void);
|
|
|
|
lua_Object lua_getglobal (char *name);
|
|
lua_Object lua_rawgetglobal (char *name);
|
|
void lua_setglobal (char *name); /* In: value */
|
|
void lua_rawsetglobal (char *name); /* In: value */
|
|
|
|
void lua_settable (void); /* In: table, index, value */
|
|
void lua_rawsettable (void); /* In: table, index, value */
|
|
lua_Object lua_gettable (void); /* In: table, index */
|
|
lua_Object lua_rawgettable (void); /* In: table, index */
|
|
|
|
int lua_tag (lua_Object object);
|
|
|
|
|
|
int lua_ref (int lock); /* In: value */
|
|
lua_Object lua_getref (int ref);
|
|
void lua_unref (int ref);
|
|
|
|
lua_Object lua_createtable (void);
|
|
|
|
long lua_collectgarbage (long limit);
|
|
|
|
|
|
/* =============================================================== */
|
|
/* some useful macros/derived functions */
|
|
|
|
int (lua_call) (char *name);
|
|
#define lua_call(name) lua_callfunction(lua_getglobal(name))
|
|
|
|
void (lua_pushref) (int ref);
|
|
#define lua_pushref(ref) lua_pushobject(lua_getref(ref))
|
|
|
|
int (lua_refobject) (lua_Object o, int l);
|
|
#define lua_refobject(o,l) (lua_pushobject(o), lua_ref(l))
|
|
|
|
void (lua_register) (char *n, lua_CFunction f);
|
|
#define lua_register(n,f) (lua_pushcfunction(f), lua_setglobal(n))
|
|
|
|
void (lua_pushuserdata) (void *u);
|
|
#define lua_pushuserdata(u) lua_pushusertag(u, 0)
|
|
|
|
void (lua_pushcfunction) (lua_CFunction f);
|
|
#define lua_pushcfunction(f) lua_pushcclosure(f, 0)
|
|
|
|
int (lua_clonetag) (int t);
|
|
#define lua_clonetag(t) lua_copytagmethods(lua_newtag(), (t))
|
|
|
|
|
|
lua_Object lua_seterrormethod (void); /* In: new method */
|
|
|
|
/* ==========================================================================
|
|
** for compatibility with old versions. Avoid using these macros/functions
|
|
** If your program does need any of these, define LUA_COMPAT2_5
|
|
*/
|
|
|
|
|
|
#ifdef LUA_COMPAT2_5
|
|
|
|
|
|
lua_Object lua_setfallback (char *event, lua_CFunction fallback);
|
|
|
|
#define lua_storeglobal lua_setglobal
|
|
#define lua_type lua_tag
|
|
|
|
#define lua_lockobject(o) lua_refobject(o,1)
|
|
#define lua_lock() lua_ref(1)
|
|
#define lua_getlocked lua_getref
|
|
#define lua_pushlocked lua_pushref
|
|
#define lua_unlock lua_unref
|
|
|
|
#define lua_pushliteral(o) lua_pushstring(o)
|
|
|
|
#define lua_getindexed(o,n) (lua_pushobject(o), lua_pushnumber(n), lua_gettable())
|
|
#define lua_getfield(o,f) (lua_pushobject(o), lua_pushstring(f), lua_gettable())
|
|
|
|
#define lua_copystring(o) (strdup(lua_getstring(o)))
|
|
|
|
#define lua_getsubscript lua_gettable
|
|
#define lua_storesubscript lua_settable
|
|
|
|
#endif
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/******************************************************************************
|
|
* Copyright (c) 1994-1998 TeCGraf, PUC-Rio. All rights reserved.
|
|
*
|
|
* Permission is hereby granted, without written agreement and without license
|
|
* or royalty fees, to use, copy, modify, and distribute this software and its
|
|
* documentation for any purpose, including commercial applications, subject to
|
|
* the following conditions:
|
|
*
|
|
* - The above copyright notice and this permission notice shall appear in all
|
|
* copies or substantial portions of this software.
|
|
*
|
|
* - The origin of this software must not be misrepresented; you must not
|
|
* claim that you wrote the original software. If you use this software in a
|
|
* product, an acknowledgment in the product documentation would be greatly
|
|
* appreciated (but it is not required).
|
|
*
|
|
* - Altered source versions must be plainly marked as such, and must not be
|
|
* misrepresented as being the original software.
|
|
*
|
|
* The authors specifically disclaim any warranties, including, but not limited
|
|
* to, the implied warranties of merchantability and fitness for a particular
|
|
* purpose. The software provided hereunder is on an "as is" basis, and the
|
|
* authors have no obligation to provide maintenance, support, updates,
|
|
* enhancements, or modifications. In no event shall TeCGraf, PUC-Rio, or the
|
|
* authors be held liable to any party for direct, indirect, special,
|
|
* incidental, or consequential damages arising out of the use of this software
|
|
* and its documentation.
|
|
*
|
|
* The Lua language and this implementation have been entirely designed and
|
|
* written by Waldemar Celes Filho, Roberto Ierusalimschy and
|
|
* Luiz Henrique de Figueiredo at TeCGraf, PUC-Rio.
|
|
* This implementation contains no third-party code.
|
|
******************************************************************************/
|