hedgewars/LuaPas.pas
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unit LuaPas;
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(*
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 * A complete Pascal wrapper for Lua 5.1 DLL module.
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 *
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 * Created by Geo Massar, 2006
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 * Distributed as free/open source.
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 *)
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interface
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{.$DEFINE LUA_GETHOOK}
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{$INCLUDE "config.inc"}
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type
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  size_t   = type Cardinal;
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  Psize_t  = ^size_t;
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  PPointer = ^Pointer;
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  lua_State = record end;
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  Plua_State = ^lua_State;
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const
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    LuaLibName = cLuaLibrary;
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(*****************************************************************************)
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(*                               luaconfig.h                                 *)
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(*****************************************************************************)
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(*
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** $Id: luaconf.h,v 1.81 2006/02/10 17:44:06 roberto Exp $
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** Configuration file for Lua
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** See Copyright Notice in lua.h
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*)
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(*
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** {==================================================================
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** CHANGE the following definitions only if you want to build Lua
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** with a number type different from double. You may also need to
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** change lua_number2int & lua_number2integer.
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** ===================================================================
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*)
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type
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  LUA_NUMBER_  = type Double;            // ending underscore is needed in Pascal
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  LUA_INTEGER_ = type LongInt;
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(*
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@@ LUA_IDSIZE gives the maximum size for the description of the source
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@* of a function in debug information.
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** CHANGE it if you want a different size.
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*)
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const
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  LUA_IDSIZE = 60;
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(*
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@@ LUAL_BUFFERSIZE is the buffer size used by the lauxlib buffer system.
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*)
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const
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  LUAL_BUFFERSIZE = 1024;
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(*
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@@ LUA_PROMPT is the default prompt used by stand-alone Lua.
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@@ LUA_PROMPT2 is the default continuation prompt used by stand-alone Lua.
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** CHANGE them if you want different prompts. (You can also change the
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** prompts dynamically, assigning to globals _PROMPT/_PROMPT2.)
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*)
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const
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  LUA_PROMPT  = '> ';
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  LUA_PROMPT2 = '>> ';
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(*
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@* the standard input.
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@@ lua_saveline defines how to "save" a read line in a "history".
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@@ lua_freeline defines how to free a line read by lua_readline.
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** CHANGE them if you want to improve this functionality (e.g., by using
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** GNU readline and history facilities).
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*)
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function  lua_readline(L : Plua_State; var b : PChar; p : PChar): Boolean;
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procedure lua_saveline(L : Plua_State; idx : LongInt);
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procedure lua_freeline(L : Plua_State; b : PChar);
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(*
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@@ lua_stdin_is_tty detects whether the standard input is a 'tty' (that
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@* is, whether we're running lua interactively).
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** CHANGE it if you have a better definition for non-POSIX/non-Windows
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** systems.
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*/
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#include <io.h>
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#include <stdio.h>
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#define lua_stdin_is_tty()  _isatty(_fileno(stdin))
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*)
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const
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  lua_stdin_is_tty = TRUE;
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(*****************************************************************************)
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(*                                  lua.h                                    *)
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(*****************************************************************************)
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(*
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** $Id: lua.h,v 1.216 2006/01/10 12:50:13 roberto Exp $
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** Lua - An Extensible Extension Language
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** Lua.org, PUC-Rio, Brazil (http://www.lua.org)
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** See Copyright Notice at the end of this file
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*)
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const
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  LUA_VERSION     = 'Lua 5.1';
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  LUA_VERSION_NUM = 501;
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  LUA_COPYRIGHT   = 'Copyright (C) 1994-2006 Tecgraf, PUC-Rio';
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  LUA_AUTHORS     = 'R. Ierusalimschy, L. H. de Figueiredo & W. Celes';
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  (* mark for precompiled code (`<esc>Lua') *)
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  LUA_SIGNATURE = #27'Lua';
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  (* option for multiple returns in `lua_pcall' and `lua_call' *)
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  LUA_MULTRET = -1;
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  (*
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  ** pseudo-indices
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  *)
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  LUA_REGISTRYINDEX = -10000;
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  LUA_ENVIRONINDEX  = -10001;
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  LUA_GLOBALSINDEX  = -10002;
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function lua_upvalueindex(idx : LongInt) : LongInt;   // a marco
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const
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  (* thread status; 0 is OK *)
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  LUA_YIELD_    = 1;     // Note: the ending underscore is needed in Pascal
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  LUA_ERRRUN    = 2;
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  LUA_ERRSYNTAX = 3;
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  LUA_ERRMEM    = 4;
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  LUA_ERRERR    = 5;
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type
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  lua_CFunction = function(L : Plua_State) : LongInt; cdecl;
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  (*
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  ** functions that read/write blocks when loading/dumping Lua chunks
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  *)
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  lua_Reader = function (L : Plua_State; ud : Pointer;
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                         sz : Psize_t) : PChar; cdecl;
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  lua_Writer = function (L : Plua_State; const p : Pointer; sz : size_t;
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                         ud : Pointer) : LongInt; cdecl;
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  (*
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  ** prototype for memory-allocation functions
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  *)
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  lua_Alloc = function (ud, ptr : Pointer;
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                        osize, nsize : size_t) : Pointer; cdecl;
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const
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  (*
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  ** basic types
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  *)
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  LUA_TNONE          = -1;
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  LUA_TNIL           = 0;
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  LUA_TBOOLEAN       = 1;
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  LUA_TLIGHTUSERDATA = 2;
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  LUA_TNUMBER        = 3;
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  LUA_TSTRING        = 4;
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  LUA_TTABLE         = 5;
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  LUA_TFUNCTION      = 6;
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  LUA_TUSERDATA      = 7;
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  LUA_TTHREAD        = 8;
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  (* minimum Lua stack available to a C function *)
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  LUA_MINSTACK = 20;
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type
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  (* type of numbers in Lua *)
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  lua_Number = LUA_NUMBER_;
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  (* type for integer functions *)
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  lua_Integer = LUA_INTEGER_;
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(*
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** state manipulation
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*)
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function  lua_newstate(f : lua_Alloc; ud : Pointer) : Plua_State;
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  cdecl; external LuaLibName;
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procedure lua_close(L: Plua_State);
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  cdecl; external LuaLibName;
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function  lua_newthread(L : Plua_State) : Plua_State;
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  cdecl; external LuaLibName;
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function  lua_atpanic(L : Plua_State; panicf : lua_CFunction) : lua_CFunction;
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  cdecl; external LuaLibName;
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(*
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** basic stack manipulation
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*)
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function  lua_gettop(L : Plua_State) : LongInt;
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  cdecl; external LuaLibName;
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procedure lua_settop(L : Plua_State; idx : LongInt);
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  cdecl; external LuaLibName;
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procedure lua_pushvalue(L : Plua_State; idx : LongInt);
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  cdecl; external LuaLibName;
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procedure lua_remove(L : Plua_State; idx : LongInt);
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  cdecl; external LuaLibName;
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procedure lua_insert(L : Plua_State; idx : LongInt);
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  cdecl; external LuaLibName;
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procedure lua_replace(L : Plua_State; idx : LongInt);
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  cdecl; external LuaLibName;
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function  lua_checkstack(L : Plua_State; sz : LongInt) : LongBool;
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  cdecl; external LuaLibName;
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procedure lua_xmove(src, dest : Plua_State; n : LongInt);
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  cdecl; external LuaLibName;
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(*
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** access functions (stack -> C)
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*)
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function lua_isnumber(L : Plua_State; idx : LongInt) : LongBool;
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  cdecl; external LuaLibName;
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function lua_isstring(L : Plua_State; idx : LongInt) : LongBool;
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  cdecl; external LuaLibName;
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function lua_iscfunction(L : Plua_State; idx : LongInt) : LongBool;
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  cdecl; external LuaLibName;
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function lua_isuserdata(L : Plua_State; idx : LongInt) : LongBool;
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  cdecl; external LuaLibName;
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function lua_type(L : Plua_State; idx : LongInt) : LongInt;
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  cdecl; external LuaLibName;
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function lua_typename(L : Plua_State; tp : LongInt) : PChar;
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  cdecl; external LuaLibName;
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function lua_equal(L : Plua_State; idx1, idx2 : LongInt) : LongBool;
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  cdecl; external LuaLibName;
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function lua_rawequal(L : Plua_State; idx1, idx2 : LongInt) : LongBool;
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  cdecl; external LuaLibName;
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function lua_lessthan(L : Plua_State; idx1, idx2 : LongInt) : LongBool;
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  cdecl; external LuaLibName;
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function lua_tonumber(L : Plua_State; idx : LongInt) : lua_Number;
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  cdecl; external LuaLibName;
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function lua_tointeger(L : Plua_State; idx : LongInt) : lua_Integer;
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  cdecl; external LuaLibName;
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function lua_toboolean(L : Plua_State; idx : LongInt) : LongBool;
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  cdecl; external LuaLibName;
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function lua_tolstring(L : Plua_State; idx : LongInt;
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                       len : Psize_t) : PChar;
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  cdecl; external LuaLibName;
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function lua_objlen(L : Plua_State; idx : LongInt) : size_t;
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  cdecl; external LuaLibName;
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function lua_tocfunction(L : Plua_State; idx : LongInt) : lua_CFunction;
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  cdecl; external LuaLibName;
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function lua_touserdata(L : Plua_State; idx : LongInt) : Pointer;
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  cdecl; external LuaLibName;
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function lua_tothread(L : Plua_State; idx : LongInt) : Plua_State;
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  cdecl; external LuaLibName;
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function lua_topointer(L : Plua_State; idx : LongInt) : Pointer;
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  cdecl; external LuaLibName;
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(*
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** push functions (C -> stack)
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*)
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procedure lua_pushnil(L : Plua_State);
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  cdecl; external LuaLibName;
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procedure lua_pushnumber(L : Plua_State; n : lua_Number);
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  cdecl; external LuaLibName;
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procedure lua_pushinteger(L : Plua_State; n : lua_Integer);
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  cdecl; external LuaLibName;
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procedure lua_pushlstring(L : Plua_State; const s : PChar; ls : size_t);
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  cdecl; external LuaLibName;
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procedure lua_pushstring(L : Plua_State; const s : PChar);
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  cdecl; external LuaLibName;
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function  lua_pushvfstring(L : Plua_State;
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                           const fmt : PChar; argp : Pointer) : PChar;
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  cdecl; external LuaLibName;
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function  lua_pushfstring(L : Plua_State; const fmt : PChar) : PChar; varargs;
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  cdecl; external LuaLibName;
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procedure lua_pushcclosure(L : Plua_State; fn : lua_CFunction; n : LongInt);
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  cdecl; external LuaLibName;
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procedure lua_pushboolean(L : Plua_State; b : LongBool);
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  cdecl; external LuaLibName;
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procedure lua_pushlightuserdata(L : Plua_State; p : Pointer);
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  cdecl; external LuaLibName;
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function  lua_pushthread(L : Plua_state) : Cardinal;
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  cdecl; external LuaLibName;
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(*
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** get functions (Lua -> stack)
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*)
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procedure lua_gettable(L : Plua_State ; idx : LongInt);
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  cdecl; external LuaLibName;
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procedure lua_getfield(L : Plua_State; idx : LongInt; k : PChar);
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  cdecl; external LuaLibName;
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procedure lua_rawget(L : Plua_State; idx : LongInt);
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  cdecl; external LuaLibName;
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procedure lua_rawgeti(L : Plua_State; idx, n : LongInt);
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  cdecl; external LuaLibName;
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procedure lua_createtable(L : Plua_State; narr, nrec : LongInt);
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  cdecl; external LuaLibName;
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function  lua_newuserdata(L : Plua_State; sz : size_t) : Pointer;
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  cdecl; external LuaLibName;
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function  lua_getmetatable(L : Plua_State; objindex : LongInt) : LongBool;
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  cdecl; external LuaLibName;
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procedure lua_getfenv(L : Plua_State; idx : LongInt);
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  cdecl; external LuaLibName;
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(*
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** set functions (stack -> Lua)
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*)
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procedure lua_settable(L : Plua_State; idx : LongInt);
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  cdecl; external LuaLibName;
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procedure lua_setfield(L : Plua_State; idx : LongInt; const k : PChar);
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  cdecl; external LuaLibName;
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procedure lua_rawset(L : Plua_State; idx : LongInt);
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  cdecl; external LuaLibName;
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procedure lua_rawseti(L : Plua_State; idx , n: LongInt);
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  cdecl; external LuaLibName;
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function lua_setmetatable(L : Plua_State; objindex : LongInt): LongBool;
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  cdecl; external LuaLibName;
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function lua_setfenv(L : Plua_State; idx : LongInt): LongBool;
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  cdecl; external LuaLibName;
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(*
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** `load' and `call' functions (load and run Lua code)
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*)
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procedure lua_call(L : Plua_State; nargs, nresults : LongInt);
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  cdecl; external LuaLibName;
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function  lua_pcall(L : Plua_State;
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                    nargs, nresults, errfunc : LongInt) : LongInt;
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  cdecl; external LuaLibName;
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function  lua_cpcall(L : Plua_State;
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                     func : lua_CFunction; ud : Pointer) : LongInt;
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  cdecl; external LuaLibName;
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function  lua_load(L : Plua_State; reader : lua_Reader;
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                   dt : Pointer; const chunkname : PChar) : LongInt;
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  cdecl; external LuaLibName;
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function lua_dump(L : Plua_State; writer : lua_Writer; data: Pointer) : LongInt;
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  cdecl; external LuaLibName;
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(*
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** coroutine functions
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*)
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function lua_yield(L : Plua_State; nresults : LongInt) : LongInt;
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  cdecl; external LuaLibName;
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function lua_resume(L : Plua_State; narg : LongInt) : LongInt;
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  cdecl; external LuaLibName;
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function lua_status(L : Plua_State) : LongInt;
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  cdecl; external LuaLibName;
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(*
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** garbage-collection functions and options
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*)
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const
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  LUA_GCSTOP       = 0;
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  LUA_GCRESTART    = 1;
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  LUA_GCCOLLECT    = 2;
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  LUA_GCCOUNT      = 3;
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  LUA_GCCOUNTB     = 4;
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  LUA_GCSTEP       = 5;
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  LUA_GCSETPAUSE   = 6;
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  LUA_GCSETSTEPMUL = 7;
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   367
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   368
function lua_gc(L : Plua_State; what, data : LongInt) : LongInt;
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diff changeset
   369
  cdecl; external LuaLibName;
2786
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   370
85f6425a4d74 Engine:
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diff changeset
   371
(*
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   372
** miscellaneous functions
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   373
*)
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diff changeset
   374
function lua_error(L : Plua_State) : LongInt;
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diff changeset
   375
  cdecl; external LuaLibName;
2786
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85f6425a4d74 Engine:
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diff changeset
   377
function lua_next(L : Plua_State; idx : LongInt) : LongInt;
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diff changeset
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  cdecl; external LuaLibName;
2786
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   379
85f6425a4d74 Engine:
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   380
procedure lua_concat(L : Plua_State; n : LongInt);
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
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diff changeset
   381
  cdecl; external LuaLibName;
2786
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diff changeset
   383
function  lua_getallocf(L : Plua_State; ud : PPointer) : lua_Alloc;
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diff changeset
   384
  cdecl; external LuaLibName;
2786
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   385
procedure lua_setallocf(L : Plua_State; f : lua_Alloc; ud : Pointer);
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diff changeset
   386
  cdecl; external LuaLibName;
2786
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   387
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diff changeset
   388
(*
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   389
** ===============================================================
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   390
** some useful macros
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parents:
diff changeset
   391
** ===============================================================
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diff changeset
   392
*)
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diff changeset
   393
procedure lua_pop(L : Plua_State; n : LongInt);
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diff changeset
   394
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diff changeset
   395
procedure lua_newtable(L : Plua_State);
85f6425a4d74 Engine:
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diff changeset
   396
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diff changeset
   397
procedure lua_register(L : Plua_State; n : PChar; f : lua_CFunction);
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diff changeset
   398
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diff changeset
   399
procedure lua_pushcfunction(L : Plua_State; f : lua_CFunction);
85f6425a4d74 Engine:
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diff changeset
   400
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diff changeset
   401
function  lua_strlen(L : Plua_State; idx : LongInt) : LongInt;
85f6425a4d74 Engine:
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parents:
diff changeset
   402
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diff changeset
   403
function lua_isfunction(L : Plua_State; n : LongInt) : Boolean;
85f6425a4d74 Engine:
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parents:
diff changeset
   404
function lua_istable(L : Plua_State; n : LongInt) : Boolean;
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parents:
diff changeset
   405
function lua_islightuserdata(L : Plua_State; n : LongInt) : Boolean;
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parents:
diff changeset
   406
function lua_isnil(L : Plua_State; n : LongInt) : Boolean;
85f6425a4d74 Engine:
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diff changeset
   407
function lua_isboolean(L : Plua_State; n : LongInt) : Boolean;
85f6425a4d74 Engine:
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diff changeset
   408
function lua_isthread(L : Plua_State; n : LongInt) : Boolean;
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diff changeset
   409
function lua_isnone(L : Plua_State; n : LongInt) : Boolean;
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parents:
diff changeset
   410
function lua_isnoneornil(L : Plua_State; n : LongInt) : Boolean;
85f6425a4d74 Engine:
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parents:
diff changeset
   411
85f6425a4d74 Engine:
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diff changeset
   412
procedure lua_pushliteral(L : Plua_State; s : PChar);
85f6425a4d74 Engine:
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diff changeset
   413
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diff changeset
   414
procedure lua_setglobal(L : Plua_State; s : PChar);
85f6425a4d74 Engine:
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diff changeset
   415
procedure lua_getglobal(L : Plua_State; s : PChar);
85f6425a4d74 Engine:
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diff changeset
   416
85f6425a4d74 Engine:
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diff changeset
   417
function lua_tostring(L : Plua_State; idx : LongInt) : PChar;
85f6425a4d74 Engine:
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diff changeset
   418
85f6425a4d74 Engine:
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   419
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diff changeset
   420
(*
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   421
** compatibility macros and functions
85f6425a4d74 Engine:
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parents:
diff changeset
   422
*)
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diff changeset
   423
function lua_open : Plua_State;
85f6425a4d74 Engine:
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diff changeset
   424
85f6425a4d74 Engine:
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parents:
diff changeset
   425
procedure lua_getregistry(L : Plua_State);
85f6425a4d74 Engine:
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parents:
diff changeset
   426
85f6425a4d74 Engine:
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parents:
diff changeset
   427
function lua_getgccount(L : Plua_State) : LongInt;
85f6425a4d74 Engine:
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parents:
diff changeset
   428
85f6425a4d74 Engine:
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parents:
diff changeset
   429
type
85f6425a4d74 Engine:
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parents:
diff changeset
   430
  lua_Chuckreader = type lua_Reader;
85f6425a4d74 Engine:
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parents:
diff changeset
   431
  lua_Chuckwriter = type lua_Writer;
85f6425a4d74 Engine:
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parents:
diff changeset
   432
85f6425a4d74 Engine:
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parents:
diff changeset
   433
(* ====================================================================== *)
85f6425a4d74 Engine:
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parents:
diff changeset
   434
85f6425a4d74 Engine:
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parents:
diff changeset
   435
(*
85f6425a4d74 Engine:
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parents:
diff changeset
   436
** {======================================================================
85f6425a4d74 Engine:
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parents:
diff changeset
   437
** Debug API
85f6425a4d74 Engine:
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parents:
diff changeset
   438
** =======================================================================
85f6425a4d74 Engine:
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parents:
diff changeset
   439
*)
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parents:
diff changeset
   440
85f6425a4d74 Engine:
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parents:
diff changeset
   441
(*
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parents:
diff changeset
   442
** Event codes
85f6425a4d74 Engine:
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diff changeset
   443
*)
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parents:
diff changeset
   444
const
85f6425a4d74 Engine:
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parents:
diff changeset
   445
  LUA_HOOKCALL    = 0;
85f6425a4d74 Engine:
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parents:
diff changeset
   446
  LUA_HOOKRET     = 1;
85f6425a4d74 Engine:
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parents:
diff changeset
   447
  LUA_HOOKLINE    = 2;
85f6425a4d74 Engine:
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parents:
diff changeset
   448
  LUA_HOOKCOUNT   = 3;
85f6425a4d74 Engine:
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parents:
diff changeset
   449
  LUA_HOOKTAILRET = 4;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   450
85f6425a4d74 Engine:
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parents:
diff changeset
   451
85f6425a4d74 Engine:
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parents:
diff changeset
   452
(*
85f6425a4d74 Engine:
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parents:
diff changeset
   453
** Event masks
85f6425a4d74 Engine:
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parents:
diff changeset
   454
*)
85f6425a4d74 Engine:
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parents:
diff changeset
   455
  LUA_MASKCALL  = 1 shl LUA_HOOKCALL;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   456
  LUA_MASKRET   = 1 shl LUA_HOOKRET;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   457
  LUA_MASKLINE  = 1 shl LUA_HOOKLINE;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   458
  LUA_MASKCOUNT = 1 shl LUA_HOOKCOUNT;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   459
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   460
type
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   461
  lua_Debug = packed record
85f6425a4d74 Engine:
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parents:
diff changeset
   462
    event : LongInt;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   463
    name : PChar;          (* (n) *)
85f6425a4d74 Engine:
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parents:
diff changeset
   464
    namewhat : PChar;      (* (n) `global', `local', `field', `method' *)
85f6425a4d74 Engine:
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parents:
diff changeset
   465
    what : PChar;          (* (S) `Lua', `C', `main', `tail' *)
85f6425a4d74 Engine:
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parents:
diff changeset
   466
    source : PChar;        (* (S) *)
85f6425a4d74 Engine:
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parents:
diff changeset
   467
    currentline : LongInt; (* (l) *)
85f6425a4d74 Engine:
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parents:
diff changeset
   468
    nups : LongInt;        (* (u) number of upvalues *)
85f6425a4d74 Engine:
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parents:
diff changeset
   469
    linedefined : LongInt; (* (S) *)
85f6425a4d74 Engine:
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parents:
diff changeset
   470
    short_src : array [0..LUA_IDSIZE-1] of Char; (* (S) *)
85f6425a4d74 Engine:
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parents:
diff changeset
   471
    (* private part *)
85f6425a4d74 Engine:
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parents:
diff changeset
   472
    i_ci : LongInt;        (* active function *)
85f6425a4d74 Engine:
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diff changeset
   473
  end;
85f6425a4d74 Engine:
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parents:
diff changeset
   474
  Plua_Debug = ^lua_Debug;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   475
85f6425a4d74 Engine:
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parents:
diff changeset
   476
  (* Functions to be called by the debuger in specific events *)
85f6425a4d74 Engine:
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diff changeset
   477
  lua_Hook = procedure (L : Plua_State; ar : Plua_Debug); cdecl;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   478
85f6425a4d74 Engine:
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parents:
diff changeset
   479
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   480
function lua_getstack(L : Plua_State; level : LongInt;
85f6425a4d74 Engine:
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diff changeset
   481
                      ar : Plua_Debug) : LongInt;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   482
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   483
function lua_getinfo(L : Plua_State; const what : PChar;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   484
                     ar: Plua_Debug): LongInt;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   485
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   486
function lua_getlocal(L : Plua_State;
85f6425a4d74 Engine:
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parents:
diff changeset
   487
                      ar : Plua_Debug; n : LongInt) : PChar;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   488
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   489
function lua_setlocal(L : Plua_State;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   490
                      ar : Plua_Debug; n : LongInt) : PChar;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   491
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   492
function lua_getupvalue(L : Plua_State; funcindex, n : LongInt) : PChar;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   493
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   494
function lua_setupvalue(L : Plua_State; funcindex, n : LongInt) : PChar;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   495
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   496
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   497
function lua_sethook(L : Plua_State; func : lua_Hook;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   498
                     mask, count: LongInt): LongInt;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   499
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   500
{$IFDEF LUA_GETHOOK}
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   501
function lua_gethook(L : Plua_State) : lua_Hook;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   502
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   503
{$ENDIF}
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   504
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   505
function lua_gethookmask(L : Plua_State) : LongInt;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   506
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   507
function lua_gethookcount(L : Plua_State) : LongInt;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   508
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   509
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   510
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   511
(*****************************************************************************)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   512
(*                                  lualib.h                                 *)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   513
(*****************************************************************************)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   514
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   515
(*
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   516
** $Id: lualib.h,v 1.36 2005/12/27 17:12:00 roberto Exp $
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   517
** Lua standard libraries
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   518
** See Copyright Notice at the end of this file
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   519
*)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   520
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   521
const
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   522
  (* Key to file-handle type *)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   523
  LUA_FILEHANDLE  = 'FILE*';
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   524
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   525
  LUA_COLIBNAME   = 'coroutine';
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   526
  LUA_TABLIBNAME  = 'table';
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   527
  LUA_IOLIBNAME   = 'io';
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   528
  LUA_OSLIBNAME   = 'os';
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   529
  LUA_STRLIBNAME  = 'string';
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   530
  LUA_MATHLIBNAME = 'math';
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   531
  LUA_DBLIBNAME   = 'debug';
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   532
  LUA_LOADLIBNAME = 'package';
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   533
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   534
function luaopen_base(L : Plua_State) : LongInt;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   535
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   536
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   537
function luaopen_table(L : Plua_State) : LongInt;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   538
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   539
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   540
function luaopen_io(L : Plua_State) : LongInt;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   541
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   542
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   543
function luaopen_os(L : Plua_State) : LongInt;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   544
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   545
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   546
function luaopen_string(L : Plua_State) : LongInt;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   547
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   548
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   549
function luaopen_math(L : Plua_State) : LongInt;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   550
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   551
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   552
function luaopen_debug(L : Plua_State) : LongInt;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   553
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   554
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   555
function luaopen_package(L : Plua_State) : LongInt;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   556
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   557
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   558
procedure luaL_openlibs(L : Plua_State);
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   559
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   560
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   561
procedure lua_assert(x : Boolean);    // a macro
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   562
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   563
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   564
(*****************************************************************************)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   565
(*                                  lauxlib.h                                *)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   566
(*****************************************************************************)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   567
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   568
(*
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   569
** $Id: lauxlib.h,v 1.87 2005/12/29 15:32:11 roberto Exp $
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   570
** Auxiliary functions for building Lua libraries
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   571
** See Copyright Notice at the end of this file.
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   572
*)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   573
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   574
// not compatibility with the behavior of setn/getn in Lua 5.0
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   575
function  luaL_getn(L : Plua_State; idx : LongInt) : LongInt;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   576
procedure luaL_setn(L : Plua_State; i, j : LongInt);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   577
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   578
const
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   579
  LUA_ERRFILE = LUA_ERRERR + 1;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   580
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   581
type
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   582
  luaL_Reg = packed record
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   583
    name : PChar;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   584
    func : lua_CFunction;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   585
  end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   586
  PluaL_Reg = ^luaL_Reg;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   587
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   588
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   589
procedure luaL_openlib(L : Plua_State; const libname : PChar;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   590
                       const lr : PluaL_Reg; nup : LongInt);
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   591
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   592
procedure luaL_register(L : Plua_State; const libname : PChar;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   593
                       const lr : PluaL_Reg);
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   594
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   595
function luaL_getmetafield(L : Plua_State; obj : LongInt;
85f6425a4d74 Engine:
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parents:
diff changeset
   596
                           const e : PChar) : LongInt;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   597
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   598
function luaL_callmeta(L : Plua_State; obj : LongInt;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   599
                       const e : PChar) : LongInt;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   600
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   601
function luaL_typerror(L : Plua_State; narg : LongInt;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   602
                       const tname : PChar) : LongInt;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   603
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
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parents:
diff changeset
   604
function luaL_argerror(L : Plua_State; numarg : LongInt;
85f6425a4d74 Engine:
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parents:
diff changeset
   605
                       const extramsg : PChar) : LongInt;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   606
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   607
function luaL_checklstring(L : Plua_State; numArg : LongInt;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   608
                           ls : Psize_t) : PChar;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   609
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   610
function luaL_optlstring(L : Plua_State; numArg : LongInt;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   611
                         const def: PChar; ls: Psize_t) : PChar;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   612
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   613
function luaL_checknumber(L : Plua_State; numArg : LongInt) : lua_Number;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   614
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   615
function luaL_optnumber(L : Plua_State; nArg : LongInt;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   616
                        def : lua_Number) : lua_Number;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   617
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   618
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   619
function luaL_checkinteger(L : Plua_State; numArg : LongInt) : lua_Integer;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   620
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   621
function luaL_optinteger(L : Plua_State; nArg : LongInt;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   622
                        def : lua_Integer) : lua_Integer;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   623
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   624
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   625
procedure luaL_checkstack(L : Plua_State; sz : LongInt; const msg : PChar);
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   626
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   627
procedure luaL_checktype(L : Plua_State; narg, t : LongInt);
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   628
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   629
procedure luaL_checkany(L : Plua_State; narg : LongInt);
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   630
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   631
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   632
function luaL_newmetatable(L : Plua_State; const tname : PChar) : LongInt;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   633
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   634
function luaL_checkudata(L : Plua_State; ud : LongInt;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   635
                         const tname : PChar) : Pointer;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   636
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   637
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   638
procedure luaL_where(L : Plua_State; lvl : LongInt);
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   639
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   640
function  luaL_error(L : Plua_State; const fmt : PChar) : LongInt; varargs;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   641
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   642
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   643
function luaL_checkoption(L : Plua_State; narg : LongInt; const def : PChar;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   644
                          const lst : array of PChar) : LongInt;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   645
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   646
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   647
function  luaL_ref(L : Plua_State; t : LongInt) : LongInt;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   648
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   649
procedure luaL_unref(L : Plua_State; t, ref : LongInt);
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   650
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   651
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   652
function luaL_loadfile(L : Plua_State; const filename : PChar) : LongInt;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   653
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   654
function luaL_loadbuffer(L : Plua_State; const buff : PChar;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   655
                         sz : size_t; const name: PChar) : LongInt;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   656
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   657
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   658
function luaL_loadstring(L : Plua_State; const s : Pchar) : LongInt;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   659
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   660
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   661
function luaL_newstate : Plua_State;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   662
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   663
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   664
function luaL_gsub(L : Plua_State; const s, p, r : PChar) : PChar;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   665
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   666
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   667
function luaL_findtable(L : Plua_State; idx : LongInt;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   668
                        const fname : PChar; szhint : LongInt) : PChar;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   669
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   670
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   671
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   672
(*
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   673
** ===============================================================
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   674
** some useful macros
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   675
** ===============================================================
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   676
*)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   677
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   678
function luaL_argcheck(L : Plua_State; cond : Boolean; numarg : LongInt;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   679
                       extramsg : PChar): LongInt;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   680
function luaL_checkstring(L : Plua_State; n : LongInt) : PChar;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   681
function luaL_optstring(L : Plua_State; n : LongInt; d : PChar) : PChar;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   682
function luaL_checkint(L : Plua_State; n : LongInt) : LongInt;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   683
function luaL_optint(L : Plua_State; n, d : LongInt): LongInt;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   684
function luaL_checklong(L : Plua_State; n : LongInt) : LongInt;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   685
function luaL_optlong(L : Plua_State; n : LongInt; d : LongInt) : LongInt;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   686
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   687
function luaL_typename(L : Plua_State; idx : LongInt) : PChar;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   688
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   689
function luaL_dofile(L : Plua_State; fn : PChar) : LongInt;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   690
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   691
function luaL_dostring(L : Plua_State; s : PChar) : LongInt;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   692
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   693
procedure luaL_getmetatable(L : Plua_State; n : PChar);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   694
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   695
(* not implemented yet
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   696
#define luaL_opt(L,f,n,d) (lua_isnoneornil(L,(n)) ? (d) : f(L,(n)))
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   697
*)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   698
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   699
(*
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   700
** {======================================================
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   701
** Generic Buffer manipulation
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   702
** =======================================================
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   703
*)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   704
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   705
type
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   706
  luaL_Buffer = packed record
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   707
    p : PChar;       (* current position in buffer *)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   708
    lvl : LongInt;   (* number of strings in the stack (level) *)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   709
    L : Plua_State;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   710
    buffer : array [0..LUAL_BUFFERSIZE-1] of Char;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   711
  end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   712
  PluaL_Buffer = ^luaL_Buffer;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   713
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   714
procedure luaL_addchar(B : PluaL_Buffer; c : Char);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   715
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   716
(* compatibility only *)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   717
procedure luaL_putchar(B : PluaL_Buffer; c : Char);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   718
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   719
procedure luaL_addsize(B : PluaL_Buffer; n : LongInt);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   720
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   721
procedure luaL_buffinit(L : Plua_State; B : PluaL_Buffer);
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   722
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   723
function  luaL_prepbuffer(B : PluaL_Buffer) : PChar;
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   724
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   725
procedure luaL_addlstring(B : PluaL_Buffer; const s : PChar; ls : size_t);
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   726
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   727
procedure luaL_addstring(B : PluaL_Buffer; const s : PChar);
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   728
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   729
procedure luaL_addvalue(B : PluaL_Buffer);
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   730
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   731
procedure luaL_pushresult(B : PluaL_Buffer);
2799
558b29bf00c5 add a new way to fetch version info from pascal to c
koda
parents: 2786
diff changeset
   732
  cdecl; external LuaLibName;
2786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   733
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   734
(* ====================================================== *)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   735
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   736
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   737
(* compatibility with ref system *)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   738
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   739
(* pre-defined references *)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   740
const
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   741
  LUA_NOREF  = -2;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   742
  LUA_REFNIL = -1;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   743
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   744
function lua_ref(L : Plua_State; lock : Boolean) : LongInt;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   745
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   746
procedure lua_unref(L : Plua_State; ref : LongInt);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   747
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   748
procedure lua_getref(L : Plua_State; ref : LongInt);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   749
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   750
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   751
(******************************************************************************)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   752
(******************************************************************************)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   753
(******************************************************************************)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   754
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   755
implementation
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   756
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   757
uses
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   758
  SysUtils;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   759
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   760
(*****************************************************************************)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   761
(*                            luaconfig.h                                    *)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   762
(*****************************************************************************)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   763
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   764
function  lua_readline(L : Plua_State; var b : PChar; p : PChar): Boolean;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   765
var
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   766
  s : AnsiString;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   767
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   768
  Write(p);                        // show prompt
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   769
  ReadLn(s);                       // get line
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   770
  b := PChar(s);                   //   and return it
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   771
  lua_readline := (b[0] <> #4);          // test for ctrl-D
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   772
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   773
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   774
procedure lua_saveline(L : Plua_State; idx : LongInt);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   775
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   776
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   777
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   778
procedure lua_freeline(L : Plua_State; b : PChar);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   779
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   780
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   781
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   782
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   783
(*****************************************************************************)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   784
(*                                  lua.h                                    *)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   785
(*****************************************************************************)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   786
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   787
function lua_upvalueindex(idx : LongInt) : LongInt;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   788
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   789
  lua_upvalueindex := LUA_GLOBALSINDEX - idx;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   790
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   791
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   792
procedure lua_pop(L : Plua_State; n : LongInt);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   793
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   794
  lua_settop(L, -n - 1);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   795
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   796
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   797
procedure lua_newtable(L : Plua_State);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   798
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   799
  lua_createtable(L, 0, 0);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   800
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   801
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   802
procedure lua_register(L : Plua_State; n : PChar; f : lua_CFunction);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   803
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   804
  lua_pushcfunction(L, f);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   805
  lua_setglobal(L, n);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   806
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   807
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   808
procedure lua_pushcfunction(L : Plua_State; f : lua_CFunction);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   809
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   810
  lua_pushcclosure(L, f, 0);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   811
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   812
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   813
function  lua_strlen(L : Plua_State; idx : LongInt) : LongInt;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   814
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   815
  lua_strlen := lua_objlen(L, idx);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   816
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   817
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   818
function lua_isfunction(L : Plua_State; n : LongInt) : Boolean;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   819
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   820
  lua_isfunction := lua_type(L, n) = LUA_TFUNCTION;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   821
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   822
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   823
function lua_istable(L : Plua_State; n : LongInt) : Boolean;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   824
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   825
  lua_istable := lua_type(L, n) = LUA_TTABLE;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   826
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   827
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   828
function lua_islightuserdata(L : Plua_State; n : LongInt) : Boolean;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   829
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   830
  lua_islightuserdata := lua_type(L, n) = LUA_TLIGHTUSERDATA;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   831
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   832
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   833
function lua_isnil(L : Plua_State; n : LongInt) : Boolean;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   834
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   835
  lua_isnil := lua_type(L, n) = LUA_TNIL;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   836
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   837
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   838
function lua_isboolean(L : Plua_State; n : LongInt) : Boolean;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   839
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   840
  lua_isboolean := lua_type(L, n) = LUA_TBOOLEAN;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   841
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   842
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   843
function lua_isthread(L : Plua_State; n : LongInt) : Boolean;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   844
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   845
  lua_isthread := lua_type(L, n) = LUA_TTHREAD;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   846
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   847
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   848
function lua_isnone(L : Plua_State; n : LongInt) : Boolean;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   849
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   850
  lua_isnone := lua_type(L, n) = LUA_TNONE;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   851
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   852
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   853
function lua_isnoneornil(L : Plua_State; n : LongInt) : Boolean;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   854
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   855
  lua_isnoneornil := lua_type(L, n) <= 0;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   856
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   857
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   858
procedure lua_pushliteral(L : Plua_State; s : PChar);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   859
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   860
  lua_pushlstring(L, s, StrLen(s));
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   861
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   862
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   863
procedure lua_setglobal(L : Plua_State; s : PChar);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   864
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   865
  lua_setfield(L, LUA_GLOBALSINDEX, s);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   866
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   867
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   868
procedure lua_getglobal(L: Plua_State; s: PChar);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   869
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   870
  lua_getfield(L, LUA_GLOBALSINDEX, s);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   871
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   872
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   873
function lua_tostring(L : Plua_State; idx : LongInt) : PChar;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   874
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   875
  lua_tostring := lua_tolstring(L, idx, nil);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   876
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   877
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   878
function lua_open : Plua_State;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   879
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   880
  lua_open := luaL_newstate;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   881
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   882
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   883
procedure lua_getregistry(L : Plua_State);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   884
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   885
  lua_pushvalue(L, LUA_REGISTRYINDEX);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   886
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   887
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   888
function lua_getgccount(L : Plua_State) : LongInt;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   889
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   890
  lua_getgccount := lua_gc(L, LUA_GCCOUNT, 0);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   891
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   892
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   893
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   894
(*****************************************************************************)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   895
(*                                  lualib.h                                 *)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   896
(*****************************************************************************)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   897
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   898
procedure lua_assert(x : Boolean);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   899
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   900
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   901
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   902
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   903
(*****************************************************************************)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   904
(*                                  lauxlib.h    n                           *)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   905
(*****************************************************************************)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   906
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   907
function luaL_getn(L : Plua_State; idx : LongInt) : LongInt;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   908
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   909
  luaL_getn := lua_objlen(L, idx);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   910
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   911
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   912
procedure luaL_setn(L : plua_State; i, j : LongInt);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   913
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   914
  (* no op *)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   915
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   916
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   917
function luaL_argcheck(L : Plua_State; cond : Boolean; numarg : LongInt;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   918
                       extramsg : PChar): LongInt;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   919
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   920
  if not cond then
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   921
    luaL_argcheck := luaL_argerror(L, numarg, extramsg)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   922
  else
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   923
    luaL_argcheck := 0;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   924
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   925
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   926
function luaL_checkstring(L : Plua_State; n : LongInt) : PChar;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   927
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   928
  luaL_checkstring := luaL_checklstring(L, n, nil);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   929
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   930
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   931
function luaL_optstring(L : Plua_State; n : LongInt; d : PChar) : PChar;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   932
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   933
  luaL_optstring := luaL_optlstring(L, n, d, nil);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   934
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   935
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   936
function luaL_checkint(L : Plua_State; n : LongInt) : LongInt;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   937
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   938
  luaL_checkint := luaL_checkinteger(L, n);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   939
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   940
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   941
function luaL_optint(L : Plua_State; n, d : LongInt): LongInt;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   942
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   943
  luaL_optint := luaL_optinteger(L, n, d);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   944
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   945
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   946
function luaL_checklong(L : Plua_State; n : LongInt) : LongInt;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   947
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   948
  luaL_checklong := luaL_checkinteger(L, n);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   949
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   950
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   951
function luaL_optlong(L : Plua_State; n : LongInt; d : LongInt) : LongInt;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   952
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   953
  luaL_optlong := luaL_optinteger(L, n, d);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   954
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   955
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   956
function luaL_typename(L : Plua_State; idx : LongInt) : PChar;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   957
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   958
  luaL_typename := lua_typename( L, lua_type(L, idx) );
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   959
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   960
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   961
function luaL_dofile(L : Plua_State; fn : PChar) : LongInt;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   962
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   963
  luaL_dofile := luaL_loadfile(L, fn);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   964
  if luaL_dofile = 0 then
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   965
    luaL_dofile := lua_pcall(L, 0, 0, 0);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   966
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   967
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   968
function luaL_dostring(L : Plua_State; s : PChar) : LongInt;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   969
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   970
  luaL_dostring := luaL_loadstring(L, s);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   971
  if luaL_dostring = 0 then
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   972
    luaL_dostring := lua_pcall(L, 0, 0, 0);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   973
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   974
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   975
procedure luaL_getmetatable(L : Plua_State; n : PChar);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   976
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   977
  lua_getfield(L, LUA_REGISTRYINDEX, n);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   978
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   979
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   980
procedure luaL_addchar(B : PluaL_Buffer; c : Char);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   981
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   982
  if not(B^.p < B^.buffer + LUAL_BUFFERSIZE) then
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   983
    luaL_prepbuffer(B);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   984
  B^.p^ := c;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   985
  Inc(B^.p);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   986
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   987
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   988
procedure luaL_putchar(B : PluaL_Buffer; c : Char);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   989
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   990
  luaL_addchar(B, c);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   991
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   992
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   993
procedure luaL_addsize(B : PluaL_Buffer; n : LongInt);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   994
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   995
  Inc(B^.p, n);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   996
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   997
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   998
function lua_ref(L : Plua_State; lock : Boolean) : LongInt;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
   999
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1000
  if lock then
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1001
    lua_ref := luaL_ref(L, LUA_REGISTRYINDEX)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1002
  else begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1003
    lua_pushstring(L, 'unlocked references are obsolete');
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1004
    lua_error(L);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1005
    lua_ref := 0;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1006
  end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1007
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1008
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1009
procedure lua_unref(L : Plua_State; ref : LongInt);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1010
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1011
  luaL_unref(L, LUA_REGISTRYINDEX, ref);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1012
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1013
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1014
procedure lua_getref(L : Plua_State; ref : LongInt);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1015
begin
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1016
  lua_rawgeti(L, LUA_REGISTRYINDEX, ref);
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1017
end;
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1018
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1019
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1020
(******************************************************************************
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1021
* Original copyright for the lua source and headers:
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1022
*  1994-2004 Tecgraf, PUC-Rio.
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1023
*  www.lua.org.
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1024
*
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1025
*
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1026
* Permission is hereby granted, free of charge, to any person obtaining
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1027
* a copy of this software and associated documentation files (the
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1028
* "Software"), to deal in the Software without restriction, including
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1029
* without limitation the rights to use, copy, modify, merge, publish,
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1030
* distribute, sublicense, and/or sell copies of the Software, and to
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1031
* permit persons to whom the Software is furnished to do so, subject to
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1032
* the following conditions:
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1033
*
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1034
* The above copyright notice and this permission notice shall be
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1035
* included in all copies or substantial portions of the Software.
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1036
*
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1037
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1038
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1039
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1040
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1041
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1042
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1043
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1044
******************************************************************************)
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1045
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1046
end.
85f6425a4d74 Engine:
smxx
parents:
diff changeset
  1047