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luajit.pas
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luajit.pas
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{
This are the pascal headers for LuaJIT, based on
'luajit.h',
'lua.h',
'lualib.h' and
'lauxlib.h'.
LuaJIT commit: cb886b58176dc5cd969f512d1a633f06d7120941
Partially used the original FPC Headers by Lavergne Thomas and others.
}
{
Original license for LuaJIT:
}
{*
** LuaJIT -- a Just-In-Time Compiler for Lua. http://luajit.org/
**
** Copyright (C) 2005-2014 Mike Pall. All rights reserved.
**
** Permission is hereby granted, free of charge, to any person obtaining
** a copy of this software and associated documentation files (the
** 'Software'), to deal in the Software without restriction, including
** without limitation the rights to use, copy, modify, merge, publish,
** distribute, sublicense, and/or sell copies of the Software, and to
** permit persons to whom the Software is furnished to do so, subject to
** the following conditions:
**
** The above copyright notice and this permission notice shall be
** included in all copies or substantial portions of the Software.
**
** THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND,
** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
** IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
** CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
** TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
** SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
**
** [ MIT license: http://www.opensource.org/licenses/mit-license.php ]
*}
{
Original license for lua.h, lualib.h and lauxlib.h:
}
{******************************************************************************
* Copyright (C) 1994-2008 Lua.org, PUC-Rio. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* 'Software'), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
******************************************************************************}
unit luajit;
{$mode objfpc}{$H+}
interface
uses
Classes, SysUtils, unixtype;
const
{$IFDEF WINDOWS}
{$IFDEF WIN64}
LUAJIT_LibName = 'lua5.1-x64.dll';
{$ELSE}
LUAJIT_LibName = 'lua5.1.dll';
{$ENDIF}
{$ENDIF}
{$IFDEF UNIX}
{$IFDEF DARWIN}
LUAJIT_LibName = 'lua5.1.dylib';
{$ELSE}
LUAJIT_LibName = 'libluajit-5.1.so';
{$ENDIF}
{$ENDIF}
{$IFDEF MACOS}
SDLgfxLibName = 'lua5.1';
{$IFDEF FPC}
{$linklib lua5.1}
{$ENDIF}
{$ENDIF}
{ Lua }
const
TLUA_VERSION = 'Lua 5.1';
TLUA_RELEASE = 'Lua 5.1.4';
TLUA_VERSION_NUM = 501;
TLUA_COPYRIGHT = 'Copyright (C) 1994-2008 Lua.org, PUC-Rio';
TLUA_AUTHORS = 'R. Ierusalimschy, L. H. de Figueiredo & W. Celes';
{* mark for precompiled code (`<esc>Lua') *}
TLUA_SIGNATURE = '\033Lua';
{* option for multiple returns in `lua_pcall' and `lua_call' *}
TLUA_MULTRET = (-1);
{*
** pseudo-indices
*}
const
TLUA_REGISTRYINDEX = (-10000);
TLUA_ENVIRONINDEX = (-10001);
TLUA_GLOBALSINDEX = (-10002);
function lua_upvalueindex(i: Integer): Integer; inline;
const
{* thread status; 0 is OK *}
TLUA_YIELD = 1;
TLUA_ERRRUN = 2;
TLUA_ERRSYNTAX = 3;
TLUA_ERRMEM = 4;
TLUA_ERRERR = 5;
type
TLua_State = record
end;
PLua_State = ^TLua_State;
TLua_CFunction = function(L: Plua_State): Integer; cdecl;
PLua_CFunction = ^TLua_CFunction;
{*
** functions that read/write blocks when loading/dumping Lua chunks
*}
type
TLua_Reader = function(L: Plua_State; ud: Pointer; sz: Psize_t): PChar; cdecl;
TLua_Writer = function(L: Plua_State; const p: Pointer; sz: size_t; ud: Pointer): Integer; cdecl;
{*
** prototype for memory-allocation functions
*}
TLua_Alloc = function(ud, ptr: Pointer; osize, nsize: size_t): Pointer; cdecl;
{*
** basic types
*}
const
TLUA_TNONE = (-1);
TLUA_TNIL = 0;
TLUA_TBOOLEAN = 1;
TLUA_TLIGHTUSERDATA = 2;
TLUA_TNUMBER = 3;
TLUA_TSTRING = 4;
TLUA_TTABLE = 5;
TLUA_TFUNCTION = 6;
TLUA_TUSERDATA = 7;
TLUA_TTHREAD = 8;
{* minimum Lua stack available to a C function *}
TLUA_MINSTACK = 20;
type
{* Type of Numbers in Lua *}
TLua_Number = Double;
TLua_Integer = PtrInt;
{*
** state manipulation
*}
function lua_newstate(f: TLua_Alloc; ud: Pointer): Plua_state; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_newstate' {$ENDIF} {$ENDIF};
procedure lua_close(L: Plua_State); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_close' {$ENDIF} {$ENDIF};
function lua_newthread(L: Plua_State): Plua_State; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_newthread' {$ENDIF} {$ENDIF};
function lua_atpanic(L: Plua_State; panicf: TLua_CFunction): TLua_CFunction; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_atpanic' {$ENDIF} {$ENDIF};
{*
** basic stack manipulation
*}
function lua_gettop(L: Plua_State): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_gettop' {$ENDIF} {$ENDIF};
procedure lua_settop(L: Plua_State; idx: Integer); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_settop' {$ENDIF} {$ENDIF};
procedure lua_pushvalue(L: Plua_State; Idx: Integer); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_pushvalue' {$ENDIF} {$ENDIF};
procedure lua_remove(L: Plua_State; idx: Integer); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_remove' {$ENDIF} {$ENDIF};
procedure lua_insert(L: Plua_State; idx: Integer); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_insert' {$ENDIF} {$ENDIF};
procedure lua_replace(L: Plua_State; idx: Integer); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_replace' {$ENDIF} {$ENDIF};
function lua_checkstack(L: Plua_State; sz: Integer): LongBool; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_checkstack' {$ENDIF} {$ENDIF};
procedure lua_xmove(from, to_: Plua_State; n: Integer); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_xmove' {$ENDIF} {$ENDIF};
{*
** access functions (stack -> C)
*}
function lua_isnumber(L: Plua_State; idx: Integer): LongBool; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_isnumber' {$ENDIF} {$ENDIF};
function lua_isstring(L: Plua_State; idx: Integer): LongBool; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_isstring' {$ENDIF} {$ENDIF};
function lua_iscfunction(L: Plua_State; idx: Integer): LongBool; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_iscfunction' {$ENDIF} {$ENDIF};
function lua_isuserdata(L: Plua_State; idx: Integer): LongBool; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_isuserdata' {$ENDIF} {$ENDIF};
function lua_type(L: Plua_State; idx: Integer): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_type' {$ENDIF} {$ENDIF};
function lua_typename(L: Plua_State; tp: Integer): PChar; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_typename' {$ENDIF} {$ENDIF};
function lua_equal(L: Plua_State; idx1, idx2: Integer): LongBool; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_equal' {$ENDIF} {$ENDIF};
function lua_rawequal(L: Plua_State; idx1, idx2: Integer): LongBool; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_rawequal' {$ENDIF} {$ENDIF};
function lua_lessthan(L: Plua_State; idx1, idx2: Integer): LongBool; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_lessthan' {$ENDIF} {$ENDIF};
function lua_tonumber(L: Plua_State; idx: Integer): TLua_Number; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_tonumber' {$ENDIF} {$ENDIF};
function lua_tointeger(L: Plua_State; idx: Integer): TLua_Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_tointeger' {$ENDIF} {$ENDIF};
function lua_toboolean(L: Plua_State; idx: Integer): LongBool; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_toboolean' {$ENDIF} {$ENDIF};
function lua_tolstring(L: Plua_State; idx: Integer; len: Psize_t): PChar; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_tolstring' {$ENDIF} {$ENDIF};
function lua_objlen(L: Plua_State; idx: Integer): size_t; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_objlen' {$ENDIF} {$ENDIF};
function lua_tocfunction(L: Plua_State; idx: Integer): TLua_CFunction; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_tocfunction' {$ENDIF} {$ENDIF};
function lua_touserdata(L: Plua_State; idx: Integer): Pointer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_touserdata' {$ENDIF} {$ENDIF};
function lua_tothread(L: Plua_State; idx: Integer): Plua_State; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_tothread' {$ENDIF} {$ENDIF};
function lua_topointer(L: Plua_State; idx: Integer): Pointer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_topointer' {$ENDIF} {$ENDIF};
{*
** push functions (C -> stack)
*}
procedure lua_pushnil(L: Plua_State); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_pushnil' {$ENDIF} {$ENDIF};
procedure lua_pushnumber(L: Plua_State; n: TLua_Number); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_pushnumber' {$ENDIF} {$ENDIF};
procedure lua_pushinteger(L: Plua_State; n: TLua_Integer); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_pushinteger' {$ENDIF} {$ENDIF};
procedure lua_pushlstring(L: Plua_State; const s: PChar; l_: size_t); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_pushlstring' {$ENDIF} {$ENDIF};
procedure lua_pushstring(L: Plua_State; const s: PChar); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_pushstring' {$ENDIF} {$ENDIF};
function lua_pushvfstring(L: Plua_State; const fmt: PChar; argp: Pointer): PChar; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_pushvfstring' {$ENDIF} {$ENDIF};
function lua_pushfstring(L: Plua_State; const fmt: PChar): PChar; cdecl; varargs; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_pushfstring' {$ENDIF} {$ENDIF};
procedure lua_pushcclosure(L: Plua_State; fn: TLua_CFunction; n: Integer); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_pushcclosure' {$ENDIF} {$ENDIF};
procedure lua_pushboolean(L: Plua_State; b: LongBool); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_pushboolean' {$ENDIF} {$ENDIF};
procedure lua_pushlightuserdata(L: Plua_State; p: Pointer); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_pushlightuserdata' {$ENDIF} {$ENDIF};
procedure lua_pushthread(L: Plua_State); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_pushthread' {$ENDIF} {$ENDIF};
{*
** get functions (Lua -> stack)
*}
procedure lua_gettable(L: Plua_State; idx: Integer); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_gettable' {$ENDIF} {$ENDIF};
procedure lua_getfield(L: Plua_state; idx: Integer; k: PChar); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_getfield' {$ENDIF} {$ENDIF};
procedure lua_rawget(L: Plua_State; idx: Integer); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_rawget' {$ENDIF} {$ENDIF};
procedure lua_rawgeti(L: Plua_State; idx, n: Integer); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_rawgeti' {$ENDIF} {$ENDIF};
procedure lua_createtable(L: Plua_State; narr, nrec: Integer); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_createtable' {$ENDIF} {$ENDIF};
function lua_newuserdata(L: Plua_State; sz: size_t): Pointer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_newuserdata' {$ENDIF} {$ENDIF};
function lua_getmetatable(L: Plua_State; objindex: Integer): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_getmetatable' {$ENDIF} {$ENDIF};
procedure lua_getfenv(L: Plua_State; idx: Integer); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_getfenv' {$ENDIF} {$ENDIF};
{*
** set functions (stack -> Lua)
*}
procedure lua_settable(L: Plua_State; idx: Integer); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_settable' {$ENDIF} {$ENDIF};
procedure lua_setfield(L: Plua_State; idx: Integer; const k: PChar); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_setfield' {$ENDIF} {$ENDIF};
procedure lua_rawset(L: Plua_State; idx: Integer); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_rawset' {$ENDIF} {$ENDIF};
procedure lua_rawseti(L: Plua_State; idx, n: Integer); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_rawseti' {$ENDIF} {$ENDIF};
function lua_setmetatable(L: Plua_State; objindex: Integer): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_setmetatable' {$ENDIF} {$ENDIF};
function lua_setfenv(L: Plua_State; idx: Integer): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_setfenv' {$ENDIF} {$ENDIF};
{*
** `load' and `call' functions (load and run Lua code)
*}
procedure lua_call(L: Plua_State; nargs, nresults: Integer); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_call' {$ENDIF} {$ENDIF};
function lua_pcall(L: Plua_State; nargs, nresults, errf: Integer): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_pcall' {$ENDIF} {$ENDIF};
function lua_cpcall(L: Plua_State; func: TLua_CFunction; ud: Pointer): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_cpcall' {$ENDIF} {$ENDIF};
function lua_load(L: Plua_State; reader: TLua_Reader; dt: Pointer; const chunkname: PChar): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_load' {$ENDIF} {$ENDIF};
function lua_dump(L: Plua_State; writer: TLua_Writer; data: Pointer): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_dump' {$ENDIF} {$ENDIF};
{*
** coroutine functions
*}
function lua_yield(L: Plua_State; nresults: Integer): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_yield' {$ENDIF} {$ENDIF};
function lua_resume(L: Plua_State; narg: Integer): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_resume' {$ENDIF} {$ENDIF};
function lua_status(L: Plua_State): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_status' {$ENDIF} {$ENDIF};
{*
** garbage-collection function and options
*}
const
TLUA_GCSTOP = 0;
TLUA_GCRESTART = 1;
TLUA_GCCOLLECT = 2;
TLUA_GCCOUNT = 3;
TLUA_GCCOUNTB = 4;
TLUA_GCSTEP = 5;
TLUA_GCSETPAUSE = 6;
TLUA_GCSETSTEPMUL = 7;
function lua_gc(L: Plua_State; what, data: Integer): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_gc' {$ENDIF} {$ENDIF};
{*
** miscellaneous functions
*}
function lua_error(L: Plua_State): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_error' {$ENDIF} {$ENDIF};
function lua_next(L: Plua_State; idx: Integer): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_next' {$ENDIF} {$ENDIF};
procedure lua_concat(L: Plua_State; n: Integer); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_concat' {$ENDIF} {$ENDIF};
function lua_getallocf(L: Plua_State; ud: PPointer): TLua_Alloc; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_getallocf' {$ENDIF} {$ENDIF};
procedure lua_setallocf(L: Plua_State; f: TLua_Alloc; ud: Pointer); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_setallocf' {$ENDIF} {$ENDIF};
{*
** ===============================================================
** some useful macros
** ===============================================================
*}
procedure lua_pop(L: Plua_State; n: Integer); inline;
procedure lua_newtable(L: Plua_state); inline;
procedure lua_register(L: Plua_State; const n: PAnsiChar; f: TLua_CFunction); inline;
procedure lua_pushcfunction(L: Plua_State; f: TLua_CFunction); inline;
function lua_strlen(L: Plua_state; i: Integer): size_t; inline;
function lua_isfunction(L: Plua_State; n: Integer): Boolean; inline;
function lua_istable(L: Plua_State; n: Integer): Boolean; inline;
function lua_islightuserdata(L: Plua_State; n: Integer): Boolean; inline;
function lua_isnil(L: Plua_State; n: Integer): Boolean; inline;
function lua_isboolean(L: Plua_State; n: Integer): Boolean; inline;
function lua_isthread(L: Plua_State; n: Integer): Boolean; inline;
function lua_isnone(L: Plua_State; n: Integer): Boolean; inline;
function lua_isnoneornil(L: Plua_State; n: Integer): Boolean; inline;
procedure lua_pushliteral(L: Plua_State; s: PAnsiChar); inline;
procedure lua_setglobal(L: Plua_State; const s: PAnsiChar); inline;
procedure lua_getglobal(L: Plua_State; const s: PAnsiChar); inline;
function lua_tostring(L: Plua_State; i: Integer): PAnsiChar; inline;
{*
** compatibility macros and functions
*}
procedure lua_getregistry(L: Plua_State); inline;
function lua_getgccount(L: Plua_State): Integer; inline;
type
TLua_ChunkReader = TLua_Reader;
TLua_ChunkWriter = TLua_Writer;
{* hack *}
procedure lua_setlevel(from: Plua_state; to_: Plua_state); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_setlevel' {$ENDIF} {$ENDIF};
{*
** =======================================================================
** Debug API
** =======================================================================
*}
{*
** Event codes
*}
const
TLUA_HOOKCALL = 0;
TLUA_HOOKRET = 1;
TLUA_HOOKLINE = 2;
TLUA_HOOKCOUNT = 3;
TLUA_HOOKTAILRET = 4;
{*
** Event masks
*}
const
TLUA_MASKCALL = 1 shl Ord(TLUA_HOOKCALL);
TLUA_MASKRET = 1 shl Ord(TLUA_HOOKRET);
TLUA_MASKLINE = 1 shl Ord(TLUA_HOOKLINE);
TLUA_MASKCOUNT = 1 shl Ord(TLUA_HOOKCOUNT);
const
TLUA_IDSIZE = 60;
type
TLua_Debug = record {* activation record *}
event: Integer;
name: PAnsiChar; {* (n) *}
namewhat: PAnsiChar; {* (n) `global', `local', `field', `method' *}
what: PAnsiChar; {* (S) `Lua', `C', `main', `tail'*}
source: PAnsiChar; {* (S) *}
currentline: Integer; {* (l) *}
nups: Integer; {* (u) number of upvalues *}
linedefined: Integer; {* (S) *}
lastlinedefined: Integer; {* (S) *}
short_src: array[0..TLUA_IDSIZE - 1] of Char; {* (S) *}
{* private part *}
i_ci: Integer; {* active function *}
end;
PLua_Debug = ^TLua_Debug;
{* Functions to be called by the debuger in specific events *}
TLua_Hook = procedure(L: Plua_State; ar: Plua_Debug); cdecl;
function lua_getstack(L: Plua_State; level: Integer; ar: Plua_Debug): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_getstack' {$ENDIF} {$ENDIF};
function lua_getinfo(L: Plua_State; const what: PAnsiChar; ar: Plua_Debug): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_getinfo' {$ENDIF} {$ENDIF};
function lua_getlocal(L: Plua_State; const ar: Plua_Debug; n: Integer): PAnsiChar; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_getlocal' {$ENDIF} {$ENDIF};
function lua_setlocal(L: Plua_State; const ar: Plua_Debug; n: Integer): PAnsiChar; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_setlocal' {$ENDIF} {$ENDIF};
function lua_getupvalue(L: Plua_State; funcindex: Integer; n: Integer): PAnsiChar; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_getupvalue' {$ENDIF} {$ENDIF};
function lua_setupvalue(L: Plua_State; funcindex: Integer; n: Integer): PAnsiChar; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_setupvalue' {$ENDIF} {$ENDIF};
function lua_sethook(L: Plua_State; func: TLua_Hook; mask: Integer; count: Integer): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_sethook' {$ENDIF} {$ENDIF};
function lua_gethook(L: Plua_State): TLua_Hook; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_gethook' {$ENDIF} {$ENDIF};
function lua_gethookmask(L: Plua_State): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_gethookmask' {$ENDIF} {$ENDIF};
function lua_gethookcount(L: Plua_State): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_gethookcount' {$ENDIF} {$ENDIF};
{* From Lua 5.2. *}
function lua_upvalueid(L: Plua_State; idx: Integer; n: Integer): Pointer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_upvalueid' {$ENDIF} {$ENDIF};
procedure lua_upvaluejoin(L: Plua_State; idx1, n1, idx2, n2: Integer); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_upvaluejoin' {$ENDIF} {$ENDIF};
function lua_loadx(L: Plua_State; reader: TLua_Reader; dt: Pointer; const chunkname: PAnsiChar; const mode: PAnsiChar): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_loadx' {$ENDIF} {$ENDIF};
{ lauxlib }
// functions added for Pascal
procedure lua_pushstring(L: Plua_State; const s: String);
// compatibilty macros
function luaL_getn(L: Plua_State; n: Integer): Integer; // calls lua_objlen
procedure luaL_setn(L: Plua_State; t, n: Integer); // does nothing!
{* extra error code for `luaL_load' *}
const
TLUA_ERRFILE = (TLUA_ERRERR+1);
type
TluaL_reg = record
name: PAnsiChar;
func: TLua_CFunction;
end;
PluaL_reg = ^TluaL_reg;
procedure luaL_openlib(L: Plua_State; const libname: PAnsiChar; const lr: PluaL_reg; nup: Integer); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_openload' {$ENDIF} {$ENDIF};
procedure luaL_register(L: Plua_State; const libname: PAnsiChar; const lr: PluaL_reg); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_register' {$ENDIF} {$ENDIF};
function luaL_getmetafield(L: Plua_State; obj: Integer; const e: PAnsiChar): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_getmetafield' {$ENDIF} {$ENDIF};
function luaL_callmeta(L: Plua_State; obj: Integer; const e: PAnsiChar): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_callmeta' {$ENDIF} {$ENDIF};
function luaL_typerror(L: Plua_State; narg: Integer; const tname: PAnsiChar): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_typeerror' {$ENDIF} {$ENDIF};
function luaL_argerror(L: Plua_State; numarg: Integer; const extramsg: PAnsiChar): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_argerror' {$ENDIF} {$ENDIF};
function luaL_checklstring(L: Plua_State; numArg: Integer; l_: Psize_t): PAnsiChar; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_checklstring' {$ENDIF} {$ENDIF};
function luaL_optlstring(L: Plua_State; numArg: Integer; const def: PAnsiChar; l_: Psize_t): PAnsiChar; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_optlstring' {$ENDIF} {$ENDIF};
function luaL_checknumber(L: Plua_State; numArg: Integer): TLua_Number; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_checknumber' {$ENDIF} {$ENDIF};
function luaL_optnumber(L: Plua_State; nArg: Integer; def: TLua_Number): TLua_Number; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_optnumber' {$ENDIF} {$ENDIF};
function luaL_checkinteger(L: Plua_State; numArg: Integer): TLua_Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_checkinteger' {$ENDIF} {$ENDIF};
function luaL_optinteger(L: Plua_State; nArg: Integer; def: TLua_Integer): TLua_Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_optinteger' {$ENDIF} {$ENDIF};
procedure luaL_checkstack(L: Plua_State; sz: Integer; const msg: PAnsiChar); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_checkstack' {$ENDIF} {$ENDIF};
procedure luaL_checktype(L: Plua_State; narg, t: Integer); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_checkstack' {$ENDIF} {$ENDIF};
procedure luaL_checkany(L: Plua_State; narg: Integer); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_checkany' {$ENDIF} {$ENDIF};
function luaL_newmetatable(L: Plua_State; const tname: PAnsiChar): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_newmetatable' {$ENDIF} {$ENDIF};
function luaL_checkudata(L: Plua_State; ud: Integer; const tname: PAnsiChar): Pointer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_checkudata' {$ENDIF} {$ENDIF};
procedure luaL_where(L: Plua_State; lvl: Integer); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_where' {$ENDIF} {$ENDIF};
{$IFNDEF DELPHI}
function luaL_error(L: Plua_State; const fmt: PAnsiChar; args: array of const): Integer; cdecl; external LUAJIT_LIBNAME; // note: C's ... to array of const conversion is not portable to Delphi
{$ENDIF}
function luaL_checkoption(L: Plua_State; narg: Integer; def: PAnsiChar; lst: PPAnsiChar): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_checkoption' {$ENDIF} {$ENDIF};
function luaL_ref(L: Plua_State; t: Integer): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_ref' {$ENDIF} {$ENDIF};
procedure luaL_unref(L: Plua_State; t, ref: Integer); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_unref' {$ENDIF} {$ENDIF};
function luaL_loadfile(L: Plua_State; const filename: PAnsiChar): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_loadfile' {$ENDIF} {$ENDIF};
function luaL_loadbuffer(L: Plua_State; const buff: PAnsiChar; size: size_t; const name: PAnsiChar): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_loadbuffer' {$ENDIF} {$ENDIF};
function luaL_loadstring(L: Plua_State; const s: PAnsiChar): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_loadstring' {$ENDIF} {$ENDIF};
function luaL_newstate: Plua_State; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_newstate' {$ENDIF} {$ENDIF};
function lua_open: Plua_State; // compatibility; moved from unit lua to lauxlib because it needs luaL_newstate
function luaL_gsub(L: Plua_State; const s, p, r: PAnsiChar): PAnsiChar; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_gsub' {$ENDIF} {$ENDIF};
function luaL_findtable(L: Plua_State; idx: Integer; const fname: PAnsiChar; szhint: Integer): PAnsiChar; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_findtable' {$ENDIF} {$ENDIF};
{* From Lua 5.2. *}
function luaL_fileresult(L: Plua_State; stat: Integer; const fname: PAnsiChar): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_fileresult' {$ENDIF} {$ENDIF};
function luaL_execresult(L: Plua_State; state: Integer): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_execresult' {$ENDIF} {$ENDIF};
function luaL_loadfilex(L: Plua_State; const filename: PAnsiChar; const mode: PAnsiChar): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_loadfilex' {$ENDIF} {$ENDIF};
function luaL_loadbufferx(L: Plua_State; const buff: PAnsiChar; sz: size_t; const name: PAnsiChar; const mode: PAnsiChar): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_loadbufferx' {$ENDIF} {$ENDIF};
procedure luaL_traceback(L, L1: Plua_State; const msg: PAnsiChar; level: Integer); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_traceback' {$ENDIF} {$ENDIF};
{*
** ===============================================================
** some useful macros
** ===============================================================
*}
procedure luaL_argcheck(L: Plua_State; cond: Boolean; numarg: Integer; extramsg: PAnsiChar); inline;
function luaL_checkstring(L: Plua_State; n: Integer): PAnsiChar; inline;
function luaL_optstring(L: Plua_State; n: Integer; d: PAnsiChar): PAnsiChar; inline;
function luaL_checkint(L: Plua_State; n: Integer): Integer; inline;
function luaL_checklong(L: Plua_State; n: Integer): LongInt; inline;
function luaL_optint(L: Plua_State; n: Integer; d: Double): Integer; inline;
function luaL_optlong(L: Plua_State; n: Integer; d: Double): LongInt; inline;
function luaL_typename(L: Plua_State; i: Integer): PAnsiChar; inline;
function lua_dofile(L: Plua_State; const filename: PAnsiChar): Integer; inline;
function lua_dostring(L: Plua_State; const str: PAnsiChar): Integer; inline;
procedure lua_Lgetmetatable(L: Plua_State; tname: PAnsiChar); inline;
//luaL_opt(L,f,n,d) (lua_isnoneornil(L,(n)) ? (d) : f(L,(n)))
{*
** =======================================================
** Generic Buffer manipulation
** =======================================================
*}
const
// note: this is just arbitrary, as it related to the BUFSIZ defined in stdio.h ...
TLUAL_BUFFERSIZE = 4096;
type
luaL_Buffer = record
p: PAnsiChar; (* current position in buffer *)
lvl: Integer; (* number of strings in the stack (level) *)
L: Plua_State;
buffer: array [0..TLUAL_BUFFERSIZE - 1] of Char; // warning: see note above about LUAL_BUFFERSIZE
end;
PluaL_Buffer = ^luaL_Buffer;
procedure luaL_addchar(B: PluaL_Buffer; c: Char); inline; // warning: see note above about LUAL_BUFFERSIZE
(* compatibility only (alias for luaL_addchar) *)
procedure luaL_putchar(B: PluaL_Buffer; c: Char); inline; // warning: see note above about LUAL_BUFFERSIZE
procedure luaL_addsize(B: PluaL_Buffer; n: Integer); inline;
procedure luaL_buffinit(L: Plua_State; B: PluaL_Buffer); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_buffinit' {$ENDIF} {$ENDIF};
function luaL_prepbuffer(B: PluaL_Buffer): PAnsiChar; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_prepbuffer' {$ENDIF} {$ENDIF};
procedure luaL_addlstring(B: PluaL_Buffer; const s: PAnsiChar; l: size_t); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_addlstring' {$ENDIF} {$ENDIF};
procedure luaL_addstring(B: PluaL_Buffer; const s: PAnsiChar); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_addstring' {$ENDIF} {$ENDIF};
procedure luaL_addvalue(B: PluaL_Buffer); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_addvalue' {$ENDIF} {$ENDIF};
procedure luaL_pushresult(B: PluaL_Buffer); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_pushresult' {$ENDIF} {$ENDIF};
{* compatibility with ref system *}
{* pre-defined references *}
const
LUA_NOREF = -2;
LUA_REFNIL = -1;
{lua_ref(L,lock) ((lock) ? luaL_ref(L, LUA_REGISTRYINDEX) : \
(lua_pushstring(L, 'unlocked references are obsolete'), lua_error(L), 0))}
procedure lua_unref(L: Plua_State; ref: Integer); inline;
procedure lua_getref(L: Plua_State; ref: Integer); inline;
{ LuaLib }
const
LUA_FILEHANDLE = 'FILE*';
LUA_COLIBNAME = 'coroutine';
LUA_TABLIBNAME = 'table';
LUA_IOLIBNAME = 'io';
LUA_OSLIBNAME = 'os';
LUA_STRLINAME = 'string';
LUA_MATHLIBNAME = 'math';
LUA_DBLIBNAME = 'debug';
LUA_LOADLIBNAME = 'package';
function luaopen_base(L: Plua_State): LongBool; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_openbase' {$ENDIF} {$ENDIF};
function luaopen_math(L: Plua_State): LongBool; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_openmath' {$ENDIF} {$ENDIF};
function luaopen_string(L: Plua_State): LongBool; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_openstring' {$ENDIF} {$ENDIF};
function luaopen_table(L: Plua_State): LongBool; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_opentable' {$ENDIF} {$ENDIF};
function luaopen_io(L: Plua_State): LongBool; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_openio' {$ENDIF} {$ENDIF};
function luaopen_os(L: Plua_State): LongBool; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_openos' {$ENDIF} {$ENDIF};
function luaopen_package(L: Plua_State): LongBool; cdecl;external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_openpackage' {$ENDIF} {$ENDIF};
function luaopen_debug(L: Plua_State): LongBool; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_opendebug' {$ENDIF} {$ENDIF};
function luaopen_bit(L: Plua_State): LongBool; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_openbit' {$ENDIF} {$ENDIF};
function luaopen_jit(L: Plua_State): LongBool; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_openjit' {$ENDIF} {$ENDIF};
function luaopen_ffi(L: Plua_State): LongBool; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_lua_openffi' {$ENDIF} {$ENDIF};
procedure luaL_openlibs(L: Plua_State); cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaL_openlibs' {$ENDIF} {$ENDIF};
{ LuaJIT }
const
LUAJIT_VERSION = 'LuaJIT 2.0.3';
LUAJIT_VERSION_NUM = 20003; {* Version 2.0.3 = 02.00.03. *}
//LUAJIT_VERSION_SYM = luaJIT_version_2_0_3
LUAJIT_COPYRIGHT = 'Copyright (C) 2005-2014 Mike Pall';
LUAJIT_URL = 'http://luajit.org/';
{* Modes for luaJIT_setmode. *}
TLUAJIT_MODE_MASK = $00ff;
const
TLUAJIT_MODE_ENGINE = 0; {* Set mode for whole JIT engine. *}
TLUAJIT_MODE_DEBUG = 1; {* Set debug mode (idx = level). *}
TLUAJIT_MODE_FUNC = 2; {* Change mode for a function. *}
TLUAJIT_MODE_ALLFUNC = 3; {* Recurse into subroutine protos. *}
TLUAJIT_MODE_ALLSUBFUNC = 4; {* Change only the subroutines. *}
TLUAJIT_MODE_TRACE = 5; {* Flush a compiled trace. *}
TLUAJIT_MODE_WRAPCFUNC = $10; {* Set wrapper mode for C function calls. *}
const
{* Flags or'ed in to the mode. *}
TLUAJIT_MODE_OFF = $0000; {* Turn feature off. *}
TLUAJIT_MODE_ON = $0100; {* Turn feature on. *}
TLUAJIT_MODE_FLUSH = $0200; {* Flush JIT-compiled code. *}
{* LuaJIT public C API. *}
{* Control the JIT engine. *}
function luaJIT_setmode(L: PLua_State; idx: Integer; mode: Integer): Integer; cdecl; external LUAJIT_LIBNAME {$IFDEF DELPHI} {$IFDEF MACOS} name '_luaJIT_setmode' {$ENDIF} {$ENDIF};
{* Enforce (dynamic) linker error for version mismatches. Call from main. *}
//procedure LUAJIT_VERSION_SYM();
implementation
function lua_upvalueindex(i: Integer): Integer;
begin
Result := TLUA_GLOBALSINDEX - i;
end;
procedure lua_pop(L: Plua_State; n: Integer);
begin
lua_settop(L, -n - 1);
end;
procedure lua_newtable(L: Plua_State);
begin
lua_createtable(L, 0, 0);
end;
procedure lua_register(L: Plua_State; const n: PAnsiChar; f: TLua_CFunction);
begin
lua_pushcfunction(L, f);
lua_setglobal(L, n);
end;
procedure lua_pushcfunction(L: Plua_State; f: TLua_CFunction);
begin
lua_pushcclosure(L, f, 0);
end;
function lua_strlen(L: Plua_State; i: Integer): size_t;
begin
Result := lua_objlen(L, i);
end;
function lua_isfunction(L: Plua_State; n: Integer): Boolean;
begin
Result := lua_type(L, n) = TLUA_TFUNCTION;
end;
function lua_istable(L: Plua_State; n: Integer): Boolean;
begin
Result := lua_type(L, n) = TLUA_TTABLE;
end;
function lua_islightuserdata(L: Plua_State; n: Integer): Boolean;
begin
Result := lua_type(L, n) = TLUA_TLIGHTUSERDATA;
end;
function lua_isnil(L: Plua_State; n: Integer): Boolean;
begin
Result := lua_type(L, n) = TLUA_TNIL;
end;
function lua_isboolean(L: Plua_State; n: Integer): Boolean;
begin
Result := lua_type(L, n) = TLUA_TBOOLEAN;
end;
function lua_isthread(L: Plua_State; n: Integer): Boolean;
begin
Result := lua_type(L, n) = TLUA_TTHREAD;
end;
function lua_isnone(L: Plua_State; n: Integer): Boolean;
begin
Result := lua_type(L, n) = TLUA_TNONE;
end;
function lua_isnoneornil(L: Plua_State; n: Integer): Boolean;
begin
Result := lua_type(L, n) <= 0;
end;
procedure lua_pushliteral(L: Plua_State; s: PAnsiChar);
begin
lua_pushlstring(L, s, Length(s));
end;
procedure lua_setglobal(L: Plua_State; const s: PAnsiChar);
begin
lua_setfield(L, TLUA_GLOBALSINDEX, s);
end;
procedure lua_getglobal(L: Plua_State; const s: PAnsiChar);
begin
lua_getfield(L, TLUA_GLOBALSINDEX, s);
end;
function lua_tostring(L: Plua_State; i: Integer): PAnsiChar;
begin
Result := lua_tolstring(L, i, nil);
end;
procedure lua_getregistry(L: Plua_State);
begin
lua_pushvalue(L, TLUA_REGISTRYINDEX);
end;
function lua_getgccount(L: Plua_State): Integer;
begin
Result := lua_gc(L, TLUA_GCCOUNT, 0);
end;
procedure lua_pushstring(L: Plua_State; const s: string);
begin
lua_pushlstring(L, PAnsiChar(s), Length(s));
end;
function luaL_getn(L: Plua_State; n: Integer): Integer;
begin
Result := lua_objlen(L, n);
end;
procedure luaL_setn(L: Plua_State; t, n: Integer);
begin
// does nothing as this operation is deprecated
end;
function lua_open: Plua_State;
begin
Result := luaL_newstate;
end;
procedure luaL_argcheck(L: Plua_State; cond: Boolean; numarg: Integer; extramsg: PAnsiChar);
begin
if not cond then
luaL_argerror(L, numarg, extramsg)
end;
function luaL_checkstring(L: Plua_State; n: Integer): PAnsiChar;
begin
Result := luaL_checklstring(L, n, nil)
end;
function luaL_optstring(L: Plua_State; n: Integer; d: PAnsiChar): PAnsiChar;
begin
Result := luaL_optlstring(L, n, d, nil)
end;
function luaL_checkint(L: Plua_State; n: Integer): Integer;
begin
Result := Integer(Trunc(luaL_checknumber(L, n)))
end;
function luaL_checklong(L: Plua_State; n: Integer): LongInt;
begin
Result := LongInt(Trunc(luaL_checknumber(L, n)))
end;
function luaL_optint(L: Plua_State; n: Integer; d: Double): Integer;
begin
Result := Integer(Trunc(luaL_optnumber(L, n, d)))
end;
function luaL_optlong(L: Plua_State; n: Integer; d: Double): LongInt;
begin
Result := LongInt(Trunc(luaL_optnumber(L, n, d)))
end;
function luaL_typename(L: Plua_State; i: Integer): PAnsiChar;
begin
Result := lua_typename(L, lua_type(L, i));
end;
function lua_dofile(L: Plua_State; const filename: PAnsiChar): Integer;
begin
Result := luaL_loadfile(L, filename);
if Result = 0 then
Result := lua_pcall(L, 0, TLUA_MULTRET, 0);
end;
function lua_dostring(L: Plua_State; const str: PAnsiChar): Integer;
begin
Result := luaL_loadstring(L, str);
if Result = 0 then
Result := lua_pcall(L, 0, TLUA_MULTRET, 0);
end;
procedure lua_Lgetmetatable(L: Plua_State; tname: PAnsiChar);
begin
lua_getfield(L, TLUA_REGISTRYINDEX, tname);
end;
procedure luaL_addchar(B: PluaL_Buffer; c: Char);
begin
if Cardinal(@(B^.p)) < (Cardinal(@(B^.buffer[0])) + TLUAL_BUFFERSIZE) then
luaL_prepbuffer(B);
B^.p[1] := c;
B^.p := B^.p + 1;
end;
procedure luaL_putchar(B: PluaL_Buffer; c: Char);
begin
luaL_addchar(B, c);
end;
procedure luaL_addsize(B: PluaL_Buffer; n: Integer);
begin
B^.p := B^.p + n;
end;
procedure lua_unref(L: Plua_State; ref: Integer);
begin
luaL_unref(L, TLUA_REGISTRYINDEX, ref);
end;
procedure lua_getref(L: Plua_State; ref: Integer);
begin
lua_rawgeti(L, TLUA_REGISTRYINDEX, ref);
end;
end.