Initial LUA support - MarioState read/write

Makefile

@@ -316,7 +316,7 @@ LEVEL_DIRS := $(patsubst levels/%,%,$(dir $(wildcard levels/*/header.h)))
 
 # Hi, I'm a PC
 SRC_DIRS := src src/engine src/game src/audio src/menu src/buffers actors levels bin data assets src/pc src/pc/gfx src/pc/audio src/pc/controller src/pc/fs src/pc/fs/packtypes
-SRC_DIRS += src/pc/network src/pc/network/packets src/pc/network/socket src/pc/utils src/pc/djui
+SRC_DIRS += src/pc/network src/pc/network/packets src/pc/network/socket src/pc/utils src/pc/djui src/pc/lua
 ASM_DIRS :=
 
 #ifeq ($(DISCORDRPC),1)
@@ -484,6 +484,10 @@ SEG_FILES := $(SEGMENT_ELF_FILES) $(ACTOR_ELF_FILES) $(LEVEL_ELF_FILES)
 INCLUDE_CFLAGS := -I include -I $(BUILD_DIR) -I $(BUILD_DIR)/include -I src -I .
 ENDIAN_BITWIDTH := $(BUILD_DIR)/endian-and-bitwidth
 
+
+# coop-specific includes
+INCLUDE_CFLAGS += -I lib/lua/include
+
 # Huge deleted N64 section was here
 
 AS := $(CROSS)as
@@ -741,6 +745,9 @@ endif
 
 # coop specific libraries
 
+# lua
+LDFLAGS += -Llib/lua -l:liblua54.a
+
 ifeq ($(WINDOWS_BUILD),1)
   LDFLAGS += -L"ws2_32" -lwsock32
   ifeq ($(DISCORD_SDK),1)
@@ -752,7 +759,6 @@ else
   endif
 endif
 
-
 # End of LDFLAGS
 
 # Prevent a crash with -sopt

build-windows-visual-studio/sm64ex.vcxproj

@@ -71,7 +71,7 @@
   <PropertyGroup Label="UserMacros" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
     <LinkIncremental>true</LinkIncremental>
-    <IncludePath>../;../include/;../src/;C:/msys64/mingw64/include;$(IncludePath)</IncludePath>
+    <IncludePath>../;../include/;../src/;C:/msys64/mingw64/include;../lib/lua/include/;$(IncludePath)</IncludePath>
     <OutDir>$(SolutionDir)\..\build\us_pc\</OutDir>
     <TargetName>sm64.us.f3dex2e</TargetName>
   </PropertyGroup>
@@ -3962,6 +3962,7 @@
     <ClCompile Include="..\src\pc\djui\djui_panel_menu.c" />
     <ClCompile Include="..\src\pc\djui\djui_panel_pause.c" />
     <ClCompile Include="..\src\pc\djui\djui_panel_player.c" />
+    <ClCompile Include="..\src\pc\djui\djui_panel_playerlist.c" />
     <ClCompile Include="..\src\pc\djui\djui_popup.c" />
     <ClCompile Include="..\src\pc\djui\djui_selectionbox.c" />
     <ClCompile Include="..\src\pc\djui\djui_cursor.c" />
@@ -3997,6 +3998,7 @@
     <ClCompile Include="..\src\pc\gfx\gfx_pc.c" />
     <ClCompile Include="..\src\pc\gfx\gfx_sdl2.c" />
     <ClCompile Include="..\src\pc\ini.c" />
+    <ClCompile Include="..\src\pc\lua\smlua.c" />
     <ClCompile Include="..\src\pc\mixer.c" />
     <ClCompile Include="..\src\pc\network\discord\activity.c" />
     <ClCompile Include="..\src\pc\network\discord\discord.c" />
@@ -4414,6 +4416,7 @@
     <ClInclude Include="..\src\pc\djui\djui_panel_menu.h" />
     <ClInclude Include="..\src\pc\djui\djui_panel_pause.h" />
     <ClInclude Include="..\src\pc\djui\djui_panel_player.h" />
+    <ClInclude Include="..\src\pc\djui\djui_panel_playerlist.h" />
     <ClInclude Include="..\src\pc\djui\djui_popup.h" />
     <ClInclude Include="..\src\pc\djui\djui_selectionbox.h" />
     <ClInclude Include="..\src\pc\djui\djui_cursor.h" />
@@ -4437,6 +4440,7 @@
     <ClInclude Include="..\src\pc\djui\djui_text.h" />
     <ClInclude Include="..\src\pc\djui\djui_three_panel.h" />
     <ClInclude Include="..\src\pc\djui\djui_types.h" />
+    <ClInclude Include="..\src\pc\lua\smlua.h" />
     <ClInclude Include="..\src\pc\network\branch.h" />
     <ClInclude Include="..\src\pc\network\discord\activity.h" />
     <ClInclude Include="..\src\pc\network\discord\discord.h" />

build-windows-visual-studio/sm64ex.vcxproj.filters

@@ -3457,6 +3457,9 @@
     <Filter Include="Source Files\src\pc\djui\component\compound">
       <UniqueIdentifier>{a7515004-4574-4bc0-9288-f716100c8a43}</UniqueIdentifier>
     </Filter>
+    <Filter Include="Source Files\src\pc\lua">
+      <UniqueIdentifier>{ac062221-ed4a-4cc5-a9e3-0302063efa5a}</UniqueIdentifier>
+    </Filter>
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="..\actors\amp\anims\anim_0800401C.inc.c">
@@ -15288,6 +15291,12 @@
     <ClCompile Include="..\src\pc\network\packets\packet_debug_sync.c">
       <Filter>Source Files\src\pc\network\packets</Filter>
     </ClCompile>
+    <ClCompile Include="..\src\pc\djui\djui_panel_playerlist.c">
+      <Filter>Source Files\src\pc\djui\panel</Filter>
+    </ClCompile>
+    <ClCompile Include="..\src\pc\lua\smlua.c">
+      <Filter>Source Files\src\pc\lua</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="..\actors\common0.h">
@@ -16387,5 +16396,11 @@
     <ClInclude Include="..\actors\custom0.h">
       <Filter>Header Files\actors</Filter>
     </ClInclude>
+    <ClInclude Include="..\src\pc\djui\djui_panel_playerlist.h">
+      <Filter>Source Files\src\pc\djui\panel</Filter>
+    </ClInclude>
+    <ClInclude Include="..\src\pc\lua\smlua.h">
+      <Filter>Source Files\src\pc\lua</Filter>
+    </ClInclude>
   </ItemGroup>
 </Project>

lib/lua/include/lauxlib.h

@@ -0,0 +1,276 @@
+/*
+** $Id: lauxlib.h $
+** Auxiliary functions for building Lua libraries
+** See Copyright Notice in lua.h
+*/
+
+
+#ifndef lauxlib_h
+#define lauxlib_h
+
+
+#include <stddef.h>
+#include <stdio.h>
+
+#include "lua.h"
+
+
+/* global table */
+#define LUA_GNAME	"_G"
+
+
+typedef struct luaL_Buffer luaL_Buffer;
+
+
+/* extra error code for 'luaL_loadfilex' */
+#define LUA_ERRFILE     (LUA_ERRERR+1)
+
+
+/* key, in the registry, for table of loaded modules */
+#define LUA_LOADED_TABLE	"_LOADED"
+
+
+/* key, in the registry, for table of preloaded loaders */
+#define LUA_PRELOAD_TABLE	"_PRELOAD"
+
+
+typedef struct luaL_Reg {
+  const char *name;
+  lua_CFunction func;
+} luaL_Reg;
+
+
+#define LUAL_NUMSIZES	(sizeof(lua_Integer)*16 + sizeof(lua_Number))
+
+LUALIB_API void (luaL_checkversion_) (lua_State *L, lua_Number ver, size_t sz);
+#define luaL_checkversion(L)  \
+	  luaL_checkversion_(L, LUA_VERSION_NUM, LUAL_NUMSIZES)
+
+LUALIB_API int (luaL_getmetafield) (lua_State *L, int obj, const char *e);
+LUALIB_API int (luaL_callmeta) (lua_State *L, int obj, const char *e);
+LUALIB_API const char *(luaL_tolstring) (lua_State *L, int idx, size_t *len);
+LUALIB_API int (luaL_argerror) (lua_State *L, int arg, const char *extramsg);
+LUALIB_API int (luaL_typeerror) (lua_State *L, int arg, const char *tname);
+LUALIB_API const char *(luaL_checklstring) (lua_State *L, int arg,
+                                                          size_t *l);
+LUALIB_API const char *(luaL_optlstring) (lua_State *L, int arg,
+                                          const char *def, size_t *l);
+LUALIB_API lua_Number (luaL_checknumber) (lua_State *L, int arg);
+LUALIB_API lua_Number (luaL_optnumber) (lua_State *L, int arg, lua_Number def);
+
+LUALIB_API lua_Integer (luaL_checkinteger) (lua_State *L, int arg);
+LUALIB_API lua_Integer (luaL_optinteger) (lua_State *L, int arg,
+                                          lua_Integer def);
+
+LUALIB_API void (luaL_checkstack) (lua_State *L, int sz, const char *msg);
+LUALIB_API void (luaL_checktype) (lua_State *L, int arg, int t);
+LUALIB_API void (luaL_checkany) (lua_State *L, int arg);
+
+LUALIB_API int   (luaL_newmetatable) (lua_State *L, const char *tname);
+LUALIB_API void  (luaL_setmetatable) (lua_State *L, const char *tname);
+LUALIB_API void *(luaL_testudata) (lua_State *L, int ud, const char *tname);
+LUALIB_API void *(luaL_checkudata) (lua_State *L, int ud, const char *tname);
+
+LUALIB_API void (luaL_where) (lua_State *L, int lvl);
+LUALIB_API int (luaL_error) (lua_State *L, const char *fmt, ...);
+
+LUALIB_API int (luaL_checkoption) (lua_State *L, int arg, const char *def,
+                                   const char *const lst[]);
+
+LUALIB_API int (luaL_fileresult) (lua_State *L, int stat, const char *fname);
+LUALIB_API int (luaL_execresult) (lua_State *L, int stat);
+
+
+/* predefined references */
+#define LUA_NOREF       (-2)
+#define LUA_REFNIL      (-1)
+
+LUALIB_API int (luaL_ref) (lua_State *L, int t);
+LUALIB_API void (luaL_unref) (lua_State *L, int t, int ref);
+
+LUALIB_API int (luaL_loadfilex) (lua_State *L, const char *filename,
+                                               const char *mode);
+
+#define luaL_loadfile(L,f)	luaL_loadfilex(L,f,NULL)
+
+LUALIB_API int (luaL_loadbufferx) (lua_State *L, const char *buff, size_t sz,
+                                   const char *name, const char *mode);
+LUALIB_API int (luaL_loadstring) (lua_State *L, const char *s);
+
+LUALIB_API lua_State *(luaL_newstate) (void);
+
+LUALIB_API lua_Integer (luaL_len) (lua_State *L, int idx);
+
+LUALIB_API void luaL_addgsub (luaL_Buffer *b, const char *s,
+                                     const char *p, const char *r);
+LUALIB_API const char *(luaL_gsub) (lua_State *L, const char *s,
+                                    const char *p, const char *r);
+
+LUALIB_API void (luaL_setfuncs) (lua_State *L, const luaL_Reg *l, int nup);
+
+LUALIB_API int (luaL_getsubtable) (lua_State *L, int idx, const char *fname);
+
+LUALIB_API void (luaL_traceback) (lua_State *L, lua_State *L1,
+                                  const char *msg, int level);
+
+LUALIB_API void (luaL_requiref) (lua_State *L, const char *modname,
+                                 lua_CFunction openf, int glb);
+
+/*
+** ===============================================================
+** some useful macros
+** ===============================================================
+*/
+
+
+#define luaL_newlibtable(L,l)	\
+  lua_createtable(L, 0, sizeof(l)/sizeof((l)[0]) - 1)
+
+#define luaL_newlib(L,l)  \
+  (luaL_checkversion(L), luaL_newlibtable(L,l), luaL_setfuncs(L,l,0))
+
+#define luaL_argcheck(L, cond,arg,extramsg)	\
+		((void)((cond) || luaL_argerror(L, (arg), (extramsg))))
+
+#define luaL_argexpected(L,cond,arg,tname)	\
+		((void)((cond) || luaL_typeerror(L, (arg), (tname))))
+
+#define luaL_checkstring(L,n)	(luaL_checklstring(L, (n), NULL))
+#define luaL_optstring(L,n,d)	(luaL_optlstring(L, (n), (d), NULL))
+
+#define luaL_typename(L,i)	lua_typename(L, lua_type(L,(i)))
+
+#define luaL_dofile(L, fn) \
+	(luaL_loadfile(L, fn) || lua_pcall(L, 0, LUA_MULTRET, 0))
+
+#define luaL_dostring(L, s) \
+	(luaL_loadstring(L, s) || lua_pcall(L, 0, LUA_MULTRET, 0))
+
+#define luaL_getmetatable(L,n)	(lua_getfield(L, LUA_REGISTRYINDEX, (n)))
+
+#define luaL_opt(L,f,n,d)	(lua_isnoneornil(L,(n)) ? (d) : f(L,(n)))
+
+#define luaL_loadbuffer(L,s,sz,n)	luaL_loadbufferx(L,s,sz,n,NULL)
+
+
+/* push the value used to represent failure/error */
+#define luaL_pushfail(L)	lua_pushnil(L)
+
+
+/*
+** {======================================================
+** Generic Buffer manipulation
+** =======================================================
+*/
+
+struct luaL_Buffer {
+  char *b;  /* buffer address */
+  size_t size;  /* buffer size */
+  size_t n;  /* number of characters in buffer */
+  lua_State *L;
+  union {
+    LUAI_MAXALIGN;  /* ensure maximum alignment for buffer */
+    char b[LUAL_BUFFERSIZE];  /* initial buffer */
+  } init;
+};
+
+
+#define luaL_bufflen(bf)	((bf)->n)
+#define luaL_buffaddr(bf)	((bf)->b)
+
+
+#define luaL_addchar(B,c) \
+  ((void)((B)->n < (B)->size || luaL_prepbuffsize((B), 1)), \
+   ((B)->b[(B)->n++] = (c)))
+
+#define luaL_addsize(B,s)	((B)->n += (s))
+
+#define luaL_buffsub(B,s)	((B)->n -= (s))
+
+LUALIB_API void (luaL_buffinit) (lua_State *L, luaL_Buffer *B);
+LUALIB_API char *(luaL_prepbuffsize) (luaL_Buffer *B, size_t sz);
+LUALIB_API void (luaL_addlstring) (luaL_Buffer *B, const char *s, size_t l);
+LUALIB_API void (luaL_addstring) (luaL_Buffer *B, const char *s);
+LUALIB_API void (luaL_addvalue) (luaL_Buffer *B);
+LUALIB_API void (luaL_pushresult) (luaL_Buffer *B);
+LUALIB_API void (luaL_pushresultsize) (luaL_Buffer *B, size_t sz);
+LUALIB_API char *(luaL_buffinitsize) (lua_State *L, luaL_Buffer *B, size_t sz);
+
+#define luaL_prepbuffer(B)	luaL_prepbuffsize(B, LUAL_BUFFERSIZE)
+
+/* }====================================================== */
+
+
+
+/*
+** {======================================================
+** File handles for IO library
+** =======================================================
+*/
+
+/*
+** A file handle is a userdata with metatable 'LUA_FILEHANDLE' and
+** initial structure 'luaL_Stream' (it may contain other fields
+** after that initial structure).
+*/
+
+#define LUA_FILEHANDLE          "FILE*"
+
+
+typedef struct luaL_Stream {
+  FILE *f;  /* stream (NULL for incompletely created streams) */
+  lua_CFunction closef;  /* to close stream (NULL for closed streams) */
+} luaL_Stream;
+
+/* }====================================================== */
+
+/*
+** {==================================================================
+** "Abstraction Layer" for basic report of messages and errors
+** ===================================================================
+*/
+
+/* print a string */
+#if !defined(lua_writestring)
+#define lua_writestring(s,l)   fwrite((s), sizeof(char), (l), stdout)
+#endif
+
+/* print a newline and flush the output */
+#if !defined(lua_writeline)
+#define lua_writeline()        (lua_writestring("\n", 1), fflush(stdout))
+#endif
+
+/* print an error message */
+#if !defined(lua_writestringerror)
+#define lua_writestringerror(s,p) \
+        (fprintf(stderr, (s), (p)), fflush(stderr))
+#endif
+
+/* }================================================================== */
+
+
+/*
+** {============================================================
+** Compatibility with deprecated conversions
+** =============================================================
+*/
+#if defined(LUA_COMPAT_APIINTCASTS)
+
+#define luaL_checkunsigned(L,a)	((lua_Unsigned)luaL_checkinteger(L,a))
+#define luaL_optunsigned(L,a,d)	\
+	((lua_Unsigned)luaL_optinteger(L,a,(lua_Integer)(d)))
+
+#define luaL_checkint(L,n)	((int)luaL_checkinteger(L, (n)))
+#define luaL_optint(L,n,d)	((int)luaL_optinteger(L, (n), (d)))
+
+#define luaL_checklong(L,n)	((long)luaL_checkinteger(L, (n)))
+#define luaL_optlong(L,n,d)	((long)luaL_optinteger(L, (n), (d)))
+
+#endif
+/* }============================================================ */
+
+
+
+#endif
+
+

lib/lua/include/lua.h

@@ -0,0 +1,517 @@
+/*
+** $Id: lua.h $
+** Lua - A Scripting Language
+** Lua.org, PUC-Rio, Brazil (http://www.lua.org)
+** See Copyright Notice at the end of this file
+*/
+
+
+#ifndef lua_h
+#define lua_h
+
+#include <stdarg.h>
+#include <stddef.h>
+
+
+#include "luaconf.h"
+
+
+#define LUA_VERSION_MAJOR	"5"
+#define LUA_VERSION_MINOR	"4"
+#define LUA_VERSION_RELEASE	"2"
+
+#define LUA_VERSION_NUM			504
+#define LUA_VERSION_RELEASE_NUM		(LUA_VERSION_NUM * 100 + 0)
+
+#define LUA_VERSION	"Lua " LUA_VERSION_MAJOR "." LUA_VERSION_MINOR
+#define LUA_RELEASE	LUA_VERSION "." LUA_VERSION_RELEASE
+#define LUA_COPYRIGHT	LUA_RELEASE "  Copyright (C) 1994-2020 Lua.org, PUC-Rio"
+#define LUA_AUTHORS	"R. Ierusalimschy, L. H. de Figueiredo, W. Celes"
+
+
+/* mark for precompiled code ('<esc>Lua') */
+#define LUA_SIGNATURE	"\x1bLua"
+
+/* option for multiple returns in 'lua_pcall' and 'lua_call' */
+#define LUA_MULTRET	(-1)
+
+
+/*
+** Pseudo-indices
+** (-LUAI_MAXSTACK is the minimum valid index; we keep some free empty
+** space after that to help overflow detection)
+*/
+#define LUA_REGISTRYINDEX	(-LUAI_MAXSTACK - 1000)
+#define lua_upvalueindex(i)	(LUA_REGISTRYINDEX - (i))
+
+
+/* thread status */
+#define LUA_OK		0
+#define LUA_YIELD	1
+#define LUA_ERRRUN	2
+#define LUA_ERRSYNTAX	3
+#define LUA_ERRMEM	4
+#define LUA_ERRERR	5
+
+
+typedef struct lua_State lua_State;
+
+
+/*
+** basic types
+*/
+#define LUA_TNONE		(-1)
+
+#define LUA_TNIL		0
+#define LUA_TBOOLEAN		1
+#define LUA_TLIGHTUSERDATA	2
+#define LUA_TNUMBER		3
+#define LUA_TSTRING		4
+#define LUA_TTABLE		5
+#define LUA_TFUNCTION		6
+#define LUA_TUSERDATA		7
+#define LUA_TTHREAD		8
+
+#define LUA_NUMTYPES		9
+
+
+
+/* minimum Lua stack available to a C function */
+#define LUA_MINSTACK	20
+
+
+/* predefined values in the registry */
+#define LUA_RIDX_MAINTHREAD	1
+#define LUA_RIDX_GLOBALS	2
+#define LUA_RIDX_LAST		LUA_RIDX_GLOBALS
+
+
+/* type of numbers in Lua */
+typedef LUA_NUMBER lua_Number;
+
+
+/* type for integer functions */
+typedef LUA_INTEGER lua_Integer;
+
+/* unsigned integer type */
+typedef LUA_UNSIGNED lua_Unsigned;
+
+/* type for continuation-function contexts */
+typedef LUA_KCONTEXT lua_KContext;
+
+
+/*
+** Type for C functions registered with Lua
+*/
+typedef int (*lua_CFunction) (lua_State *L);
+
+/*
+** Type for continuation functions
+*/
+typedef int (*lua_KFunction) (lua_State *L, int status, lua_KContext ctx);
+
+
+/*
+** Type for functions that read/write blocks when loading/dumping Lua chunks
+*/
+typedef const char * (*lua_Reader) (lua_State *L, void *ud, size_t *sz);
+
+typedef int (*lua_Writer) (lua_State *L, const void *p, size_t sz, void *ud);
+
+
+/*
+** Type for memory-allocation functions
+*/
+typedef void * (*lua_Alloc) (void *ud, void *ptr, size_t osize, size_t nsize);
+
+
+/*
+** Type for warning functions
+*/
+typedef void (*lua_WarnFunction) (void *ud, const char *msg, int tocont);
+
+
+
+
+/*
+** generic extra include file
+*/
+#if defined(LUA_USER_H)
+#include LUA_USER_H
+#endif
+
+
+/*
+** RCS ident string
+*/
+extern const char lua_ident[];
+
+
+/*
+** state manipulation
+*/
+LUA_API lua_State *(lua_newstate) (lua_Alloc f, void *ud);
+LUA_API void       (lua_close) (lua_State *L);
+LUA_API lua_State *(lua_newthread) (lua_State *L);
+LUA_API int        (lua_resetthread) (lua_State *L);
+
+LUA_API lua_CFunction (lua_atpanic) (lua_State *L, lua_CFunction panicf);
+
+
+LUA_API lua_Number (lua_version) (lua_State *L);
+
+
+/*
+** basic stack manipulation
+*/
+LUA_API int   (lua_absindex) (lua_State *L, int idx);
+LUA_API int   (lua_gettop) (lua_State *L);
+LUA_API void  (lua_settop) (lua_State *L, int idx);
+LUA_API void  (lua_pushvalue) (lua_State *L, int idx);
+LUA_API void  (lua_rotate) (lua_State *L, int idx, int n);
+LUA_API void  (lua_copy) (lua_State *L, int fromidx, int toidx);
+LUA_API int   (lua_checkstack) (lua_State *L, int n);
+
+LUA_API void  (lua_xmove) (lua_State *from, lua_State *to, int n);
+
+
+/*
+** access functions (stack -> C)
+*/
+
+LUA_API int             (lua_isnumber) (lua_State *L, int idx);
+LUA_API int             (lua_isstring) (lua_State *L, int idx);
+LUA_API int             (lua_iscfunction) (lua_State *L, int idx);
+LUA_API int             (lua_isinteger) (lua_State *L, int idx);
+LUA_API int             (lua_isuserdata) (lua_State *L, int idx);
+LUA_API int             (lua_type) (lua_State *L, int idx);
+LUA_API const char     *(lua_typename) (lua_State *L, int tp);
+
+LUA_API lua_Number      (lua_tonumberx) (lua_State *L, int idx, int *isnum);
+LUA_API lua_Integer     (lua_tointegerx) (lua_State *L, int idx, int *isnum);
+LUA_API int             (lua_toboolean) (lua_State *L, int idx);
+LUA_API const char     *(lua_tolstring) (lua_State *L, int idx, size_t *len);
+LUA_API lua_Unsigned    (lua_rawlen) (lua_State *L, int idx);
+LUA_API lua_CFunction   (lua_tocfunction) (lua_State *L, int idx);
+LUA_API void	       *(lua_touserdata) (lua_State *L, int idx);
+LUA_API lua_State      *(lua_tothread) (lua_State *L, int idx);
+LUA_API const void     *(lua_topointer) (lua_State *L, int idx);
+
+
+/*
+** Comparison and arithmetic functions
+*/
+
+#define LUA_OPADD	0	/* ORDER TM, ORDER OP */
+#define LUA_OPSUB	1
+#define LUA_OPMUL	2
+#define LUA_OPMOD	3
+#define LUA_OPPOW	4
+#define LUA_OPDIV	5
+#define LUA_OPIDIV	6
+#define LUA_OPBAND	7
+#define LUA_OPBOR	8
+#define LUA_OPBXOR	9
+#define LUA_OPSHL	10
+#define LUA_OPSHR	11
+#define LUA_OPUNM	12
+#define LUA_OPBNOT	13
+
+LUA_API void  (lua_arith) (lua_State *L, int op);
+
+#define LUA_OPEQ	0
+#define LUA_OPLT	1
+#define LUA_OPLE	2
+
+LUA_API int   (lua_rawequal) (lua_State *L, int idx1, int idx2);
+LUA_API int   (lua_compare) (lua_State *L, int idx1, int idx2, int op);
+
+
+/*
+** push functions (C -> stack)
+*/
+LUA_API void        (lua_pushnil) (lua_State *L);
+LUA_API void        (lua_pushnumber) (lua_State *L, lua_Number n);
+LUA_API void        (lua_pushinteger) (lua_State *L, lua_Integer n);
+LUA_API const char *(lua_pushlstring) (lua_State *L, const char *s, size_t len);
+LUA_API const char *(lua_pushstring) (lua_State *L, const char *s);
+LUA_API const char *(lua_pushvfstring) (lua_State *L, const char *fmt,
+                                                      va_list argp);
+LUA_API const char *(lua_pushfstring) (lua_State *L, const char *fmt, ...);
+LUA_API void  (lua_pushcclosure) (lua_State *L, lua_CFunction fn, int n);
+LUA_API void  (lua_pushboolean) (lua_State *L, int b);
+LUA_API void  (lua_pushlightuserdata) (lua_State *L, void *p);
+LUA_API int   (lua_pushthread) (lua_State *L);
+
+
+/*
+** get functions (Lua -> stack)
+*/
+LUA_API int (lua_getglobal) (lua_State *L, const char *name);
+LUA_API int (lua_gettable) (lua_State *L, int idx);
+LUA_API int (lua_getfield) (lua_State *L, int idx, const char *k);
+LUA_API int (lua_geti) (lua_State *L, int idx, lua_Integer n);
+LUA_API int (lua_rawget) (lua_State *L, int idx);
+LUA_API int (lua_rawgeti) (lua_State *L, int idx, lua_Integer n);
+LUA_API int (lua_rawgetp) (lua_State *L, int idx, const void *p);
+
+LUA_API void  (lua_createtable) (lua_State *L, int narr, int nrec);
+LUA_API void *(lua_newuserdatauv) (lua_State *L, size_t sz, int nuvalue);
+LUA_API int   (lua_getmetatable) (lua_State *L, int objindex);
+LUA_API int  (lua_getiuservalue) (lua_State *L, int idx, int n);
+
+
+/*
+** set functions (stack -> Lua)
+*/
+LUA_API void  (lua_setglobal) (lua_State *L, const char *name);
+LUA_API void  (lua_settable) (lua_State *L, int idx);
+LUA_API void  (lua_setfield) (lua_State *L, int idx, const char *k);
+LUA_API void  (lua_seti) (lua_State *L, int idx, lua_Integer n);
+LUA_API void  (lua_rawset) (lua_State *L, int idx);
+LUA_API void  (lua_rawseti) (lua_State *L, int idx, lua_Integer n);
+LUA_API void  (lua_rawsetp) (lua_State *L, int idx, const void *p);
+LUA_API int   (lua_setmetatable) (lua_State *L, int objindex);
+LUA_API int   (lua_setiuservalue) (lua_State *L, int idx, int n);
+
+
+/*
+** 'load' and 'call' functions (load and run Lua code)
+*/
+LUA_API void  (lua_callk) (lua_State *L, int nargs, int nresults,
+                           lua_KContext ctx, lua_KFunction k);
+#define lua_call(L,n,r)		lua_callk(L, (n), (r), 0, NULL)
+
+LUA_API int   (lua_pcallk) (lua_State *L, int nargs, int nresults, int errfunc,
+                            lua_KContext ctx, lua_KFunction k);
+#define lua_pcall(L,n,r,f)	lua_pcallk(L, (n), (r), (f), 0, NULL)
+
+LUA_API int   (lua_load) (lua_State *L, lua_Reader reader, void *dt,
+                          const char *chunkname, const char *mode);
+
+LUA_API int (lua_dump) (lua_State *L, lua_Writer writer, void *data, int strip);
+
+
+/*
+** coroutine functions
+*/
+LUA_API int  (lua_yieldk)     (lua_State *L, int nresults, lua_KContext ctx,
+                               lua_KFunction k);
+LUA_API int  (lua_resume)     (lua_State *L, lua_State *from, int narg,
+                               int *nres);
+LUA_API int  (lua_status)     (lua_State *L);
+LUA_API int (lua_isyieldable) (lua_State *L);
+
+#define lua_yield(L,n)		lua_yieldk(L, (n), 0, NULL)
+
+
+/*
+** Warning-related functions
+*/
+LUA_API void (lua_setwarnf) (lua_State *L, lua_WarnFunction f, void *ud);
+LUA_API void (lua_warning)  (lua_State *L, const char *msg, int tocont);
+
+
+/*
+** garbage-collection function and options
+*/
+
+#define LUA_GCSTOP		0
+#define LUA_GCRESTART		1
+#define LUA_GCCOLLECT		2
+#define LUA_GCCOUNT		3
+#define LUA_GCCOUNTB		4
+#define LUA_GCSTEP		5
+#define LUA_GCSETPAUSE		6
+#define LUA_GCSETSTEPMUL	7
+#define LUA_GCISRUNNING		9
+#define LUA_GCGEN		10
+#define LUA_GCINC		11
+
+LUA_API int (lua_gc) (lua_State *L, int what, ...);
+
+
+/*
+** miscellaneous functions
+*/
+
+LUA_API int   (lua_error) (lua_State *L);
+
+LUA_API int   (lua_next) (lua_State *L, int idx);
+
+LUA_API void  (lua_concat) (lua_State *L, int n);
+LUA_API void  (lua_len)    (lua_State *L, int idx);
+
+LUA_API size_t   (lua_stringtonumber) (lua_State *L, const char *s);
+
+LUA_API lua_Alloc (lua_getallocf) (lua_State *L, void **ud);
+LUA_API void      (lua_setallocf) (lua_State *L, lua_Alloc f, void *ud);
+
+LUA_API void  (lua_toclose) (lua_State *L, int idx);
+
+
+/*
+** {==============================================================
+** some useful macros
+** ===============================================================
+*/
+
+#define lua_getextraspace(L)	((void *)((char *)(L) - LUA_EXTRASPACE))
+
+#define lua_tonumber(L,i)	lua_tonumberx(L,(i),NULL)
+#define lua_tointeger(L,i)	lua_tointegerx(L,(i),NULL)
+
+#define lua_pop(L,n)		lua_settop(L, -(n)-1)
+
+#define lua_newtable(L)		lua_createtable(L, 0, 0)
+
+#define lua_register(L,n,f) (lua_pushcfunction(L, (f)), lua_setglobal(L, (n)))
+
+#define lua_pushcfunction(L,f)	lua_pushcclosure(L, (f), 0)
+
+#define lua_isfunction(L,n)	(lua_type(L, (n)) == LUA_TFUNCTION)
+#define lua_istable(L,n)	(lua_type(L, (n)) == LUA_TTABLE)
+#define lua_islightuserdata(L,n)	(lua_type(L, (n)) == LUA_TLIGHTUSERDATA)
+#define lua_isnil(L,n)		(lua_type(L, (n)) == LUA_TNIL)
+#define lua_isboolean(L,n)	(lua_type(L, (n)) == LUA_TBOOLEAN)
+#define lua_isthread(L,n)	(lua_type(L, (n)) == LUA_TTHREAD)
+#define lua_isnone(L,n)		(lua_type(L, (n)) == LUA_TNONE)
+#define lua_isnoneornil(L, n)	(lua_type(L, (n)) <= 0)
+
+#define lua_pushliteral(L, s)	lua_pushstring(L, "" s)
+
+#define lua_pushglobaltable(L)  \
+	((void)lua_rawgeti(L, LUA_REGISTRYINDEX, LUA_RIDX_GLOBALS))
+
+#define lua_tostring(L,i)	lua_tolstring(L, (i), NULL)
+
+
+#define lua_insert(L,idx)	lua_rotate(L, (idx), 1)
+
+#define lua_remove(L,idx)	(lua_rotate(L, (idx), -1), lua_pop(L, 1))
+
+#define lua_replace(L,idx)	(lua_copy(L, -1, (idx)), lua_pop(L, 1))
+
+/* }============================================================== */
+
+
+/*
+** {==============================================================
+** compatibility macros
+** ===============================================================
+*/
+#if defined(LUA_COMPAT_APIINTCASTS)
+
+#define lua_pushunsigned(L,n)	lua_pushinteger(L, (lua_Integer)(n))
+#define lua_tounsignedx(L,i,is)	((lua_Unsigned)lua_tointegerx(L,i,is))
+#define lua_tounsigned(L,i)	lua_tounsignedx(L,(i),NULL)
+
+#endif
+
+#define lua_newuserdata(L,s)	lua_newuserdatauv(L,s,1)
+#define lua_getuservalue(L,idx)	lua_getiuservalue(L,idx,1)
+#define lua_setuservalue(L,idx)	lua_setiuservalue(L,idx,1)
+
+#define LUA_NUMTAGS		LUA_NUMTYPES
+
+/* }============================================================== */
+
+/*
+** {======================================================================
+** Debug API
+** =======================================================================
+*/
+
+
+/*
+** Event codes
+*/
+#define LUA_HOOKCALL	0
+#define LUA_HOOKRET	1
+#define LUA_HOOKLINE	2
+#define LUA_HOOKCOUNT	3
+#define LUA_HOOKTAILCALL 4
+
+
+/*
+** Event masks
+*/
+#define LUA_MASKCALL	(1 << LUA_HOOKCALL)
+#define LUA_MASKRET	(1 << LUA_HOOKRET)
+#define LUA_MASKLINE	(1 << LUA_HOOKLINE)
+#define LUA_MASKCOUNT	(1 << LUA_HOOKCOUNT)
+
+typedef struct lua_Debug lua_Debug;  /* activation record */
+
+
+/* Functions to be called by the debugger in specific events */
+typedef void (*lua_Hook) (lua_State *L, lua_Debug *ar);
+
+
+LUA_API int (lua_getstack) (lua_State *L, int level, lua_Debug *ar);
+LUA_API int (lua_getinfo) (lua_State *L, const char *what, lua_Debug *ar);
+LUA_API const char *(lua_getlocal) (lua_State *L, const lua_Debug *ar, int n);
+LUA_API const char *(lua_setlocal) (lua_State *L, const lua_Debug *ar, int n);
+LUA_API const char *(lua_getupvalue) (lua_State *L, int funcindex, int n);
+LUA_API const char *(lua_setupvalue) (lua_State *L, int funcindex, int n);
+
+LUA_API void *(lua_upvalueid) (lua_State *L, int fidx, int n);
+LUA_API void  (lua_upvaluejoin) (lua_State *L, int fidx1, int n1,
+                                               int fidx2, int n2);
+
+LUA_API void (lua_sethook) (lua_State *L, lua_Hook func, int mask, int count);
+LUA_API lua_Hook (lua_gethook) (lua_State *L);
+LUA_API int (lua_gethookmask) (lua_State *L);
+LUA_API int (lua_gethookcount) (lua_State *L);
+
+LUA_API int (lua_setcstacklimit) (lua_State *L, unsigned int limit);
+
+struct lua_Debug {
+  int event;
+  const char *name;	/* (n) */
+  const char *namewhat;	/* (n) 'global', 'local', 'field', 'method' */
+  const char *what;	/* (S) 'Lua', 'C', 'main', 'tail' */
+  const char *source;	/* (S) */
+  size_t srclen;	/* (S) */
+  int currentline;	/* (l) */
+  int linedefined;	/* (S) */
+  int lastlinedefined;	/* (S) */
+  unsigned char nups;	/* (u) number of upvalues */
+  unsigned char nparams;/* (u) number of parameters */
+  char isvararg;        /* (u) */
+  char istailcall;	/* (t) */
+  unsigned short ftransfer;   /* (r) index of first value transferred */
+  unsigned short ntransfer;   /* (r) number of transferred values */
+  char short_src[LUA_IDSIZE]; /* (S) */
+  /* private part */
+  struct CallInfo *i_ci;  /* active function */
+};
+
+/* }====================================================================== */
+
+
+/******************************************************************************
+* Copyright (C) 1994-2020 Lua.org, PUC-Rio.
+*
+* Permission is hereby granted, free of charge, to any person obtaining
+* a copy of this software and associated documentation files (the
+* "Software"), to deal in the Software without restriction, including
+* without limitation the rights to use, copy, modify, merge, publish,
+* distribute, sublicense, and/or sell copies of the Software, and to
+* permit persons to whom the Software is furnished to do so, subject to
+* the following conditions:
+*
+* The above copyright notice and this permission notice shall be
+* included in all copies or substantial portions of the Software.
+*
+* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+******************************************************************************/
+
+
+#endif

lib/lua/include/lua.hpp

@@ -0,0 +1,9 @@
+// lua.hpp
+// Lua header files for C++
+// <<extern "C">> not supplied automatically because Lua also compiles as C++
+
+extern "C" {
+#include "lua.h"
+#include "lualib.h"
+#include "lauxlib.h"
+}

lib/lua/include/luaconf.h

@@ -0,0 +1,763 @@
+/*
+** $Id: luaconf.h $
+** Configuration file for Lua
+** See Copyright Notice in lua.h
+*/
+
+
+#ifndef luaconf_h
+#define luaconf_h
+
+#include <limits.h>
+#include <stddef.h>
+
+
+/*
+** ===================================================================
+** General Configuration File for Lua
+**
+** Some definitions here can be changed externally, through the
+** compiler (e.g., with '-D' options). Those are protected by
+** '#if !defined' guards. However, several other definitions should
+** be changed directly here, either because they affect the Lua
+** ABI (by making the changes here, you ensure that all software
+** connected to Lua, such as C libraries, will be compiled with the
+** same configuration); or because they are seldom changed.
+**
+** Search for "@@" to find all configurable definitions.
+** ===================================================================
+*/
+
+
+/*
+** {====================================================================
+** System Configuration: macros to adapt (if needed) Lua to some
+** particular platform, for instance restricting it to C89.
+** =====================================================================
+*/
+
+/*
+@@ LUA_USE_C89 controls the use of non-ISO-C89 features.
+** Define it if you want Lua to avoid the use of a few C99 features
+** or Windows-specific features on Windows.
+*/
+/* #define LUA_USE_C89 */
+
+
+/*
+** By default, Lua on Windows use (some) specific Windows features
+*/
+#if !defined(LUA_USE_C89) && defined(_WIN32) && !defined(_WIN32_WCE)
+#define LUA_USE_WINDOWS  /* enable goodies for regular Windows */
+#endif
+
+
+#if defined(LUA_USE_WINDOWS)
+#define LUA_DL_DLL	/* enable support for DLL */
+#define LUA_USE_C89	/* broadly, Windows is C89 */
+#endif
+
+
+#if defined(LUA_USE_LINUX)
+#define LUA_USE_POSIX
+#define LUA_USE_DLOPEN		/* needs an extra library: -ldl */
+#endif
+
+
+#if defined(LUA_USE_MACOSX)
+#define LUA_USE_POSIX
+#define LUA_USE_DLOPEN		/* MacOS does not need -ldl */
+#endif
+
+
+/*
+@@ LUAI_IS32INT is true iff 'int' has (at least) 32 bits.
+*/
+#define LUAI_IS32INT	((UINT_MAX >> 30) >= 3)
+
+/* }================================================================== */
+
+
+
+/*
+** {==================================================================
+** Configuration for Number types.
+** ===================================================================
+*/
+
+/*
+@@ LUA_32BITS enables Lua with 32-bit integers and 32-bit floats.
+*/
+/* #define LUA_32BITS */
+
+
+/*
+@@ LUA_C89_NUMBERS ensures that Lua uses the largest types available for
+** C89 ('long' and 'double'); Windows always has '__int64', so it does
+** not need to use this case.
+*/
+#if defined(LUA_USE_C89) && !defined(LUA_USE_WINDOWS)
+#define LUA_C89_NUMBERS
+#endif
+
+
+/*
+@@ LUA_INT_TYPE defines the type for Lua integers.
+@@ LUA_FLOAT_TYPE defines the type for Lua floats.
+** Lua should work fine with any mix of these options supported
+** by your C compiler. The usual configurations are 64-bit integers
+** and 'double' (the default), 32-bit integers and 'float' (for
+** restricted platforms), and 'long'/'double' (for C compilers not
+** compliant with C99, which may not have support for 'long long').
+*/
+
+/* predefined options for LUA_INT_TYPE */
+#define LUA_INT_INT		1
+#define LUA_INT_LONG		2
+#define LUA_INT_LONGLONG	3
+
+/* predefined options for LUA_FLOAT_TYPE */
+#define LUA_FLOAT_FLOAT		1
+#define LUA_FLOAT_DOUBLE	2
+#define LUA_FLOAT_LONGDOUBLE	3
+
+#if defined(LUA_32BITS)		/* { */
+/*
+** 32-bit integers and 'float'
+*/
+#if LUAI_IS32INT  /* use 'int' if big enough */
+#define LUA_INT_TYPE	LUA_INT_INT
+#else  /* otherwise use 'long' */
+#define LUA_INT_TYPE	LUA_INT_LONG
+#endif
+#define LUA_FLOAT_TYPE	LUA_FLOAT_FLOAT
+
+#elif defined(LUA_C89_NUMBERS)	/* }{ */
+/*
+** largest types available for C89 ('long' and 'double')
+*/
+#define LUA_INT_TYPE	LUA_INT_LONG
+#define LUA_FLOAT_TYPE	LUA_FLOAT_DOUBLE
+
+#endif				/* } */
+
+
+/*
+** default configuration for 64-bit Lua ('long long' and 'double')
+*/
+#if !defined(LUA_INT_TYPE)
+#define LUA_INT_TYPE	LUA_INT_LONGLONG
+#endif
+
+#if !defined(LUA_FLOAT_TYPE)
+#define LUA_FLOAT_TYPE	LUA_FLOAT_DOUBLE
+#endif
+
+/* }================================================================== */
+
+
+
+/*
+** {==================================================================
+** Configuration for Paths.
+** ===================================================================
+*/
+
+/*
+** LUA_PATH_SEP is the character that separates templates in a path.
+** LUA_PATH_MARK is the string that marks the substitution points in a
+** template.
+** LUA_EXEC_DIR in a Windows path is replaced by the executable's
+** directory.
+*/
+#define LUA_PATH_SEP            ";"
+#define LUA_PATH_MARK           "?"
+#define LUA_EXEC_DIR            "!"
+
+
+/*
+@@ LUA_PATH_DEFAULT is the default path that Lua uses to look for
+** Lua libraries.
+@@ LUA_CPATH_DEFAULT is the default path that Lua uses to look for
+** C libraries.
+** CHANGE them if your machine has a non-conventional directory
+** hierarchy or if you want to install your libraries in
+** non-conventional directories.
+*/
+
+#define LUA_VDIR	LUA_VERSION_MAJOR "." LUA_VERSION_MINOR
+#if defined(_WIN32)	/* { */
+/*
+** In Windows, any exclamation mark ('!') in the path is replaced by the
+** path of the directory of the executable file of the current process.
+*/
+#define LUA_LDIR	"!\\lua\\"
+#define LUA_CDIR	"!\\"
+#define LUA_SHRDIR	"!\\..\\share\\lua\\" LUA_VDIR "\\"
+
+#if !defined(LUA_PATH_DEFAULT)
+#define LUA_PATH_DEFAULT  \
+		LUA_LDIR"?.lua;"  LUA_LDIR"?\\init.lua;" \
+		LUA_CDIR"?.lua;"  LUA_CDIR"?\\init.lua;" \
+		LUA_SHRDIR"?.lua;" LUA_SHRDIR"?\\init.lua;" \
+		".\\?.lua;" ".\\?\\init.lua"
+#endif
+
+#if !defined(LUA_CPATH_DEFAULT)
+#define LUA_CPATH_DEFAULT \
+		LUA_CDIR"?.dll;" \
+		LUA_CDIR"..\\lib\\lua\\" LUA_VDIR "\\?.dll;" \
+		LUA_CDIR"loadall.dll;" ".\\?.dll;" \
+		LUA_CDIR"?54.dll;" ".\\?54.dll"
+#endif
+
+#else			/* }{ */
+
+#define LUA_ROOT	"/usr/local/"
+#define LUA_LDIR	LUA_ROOT "share/lua/" LUA_VDIR "/"
+#define LUA_CDIR	LUA_ROOT "lib/lua/" LUA_VDIR "/"
+
+#if !defined(LUA_PATH_DEFAULT)
+#define LUA_PATH_DEFAULT  \
+		LUA_LDIR"?.lua;"  LUA_LDIR"?/init.lua;" \
+		LUA_CDIR"?.lua;"  LUA_CDIR"?/init.lua;" \
+		"./?.lua;" "./?/init.lua"
+#endif
+
+#if !defined(LUA_CPATH_DEFAULT)
+#define LUA_CPATH_DEFAULT \
+		LUA_CDIR"?.so;" LUA_CDIR"loadall.so;" "./?.so;" \
+		LUA_CDIR"lib?54.so;" "./lib?54.so"
+#endif
+
+#endif			/* } */
+
+
+/*
+@@ LUA_DIRSEP is the directory separator (for submodules).
+** CHANGE it if your machine does not use "/" as the directory separator
+** and is not Windows. (On Windows Lua automatically uses "\".)
+*/
+#if !defined(LUA_DIRSEP)
+
+#if defined(_WIN32)
+#define LUA_DIRSEP	"\\"
+#else
+#define LUA_DIRSEP	"/"
+#endif
+
+#endif
+
+/* }================================================================== */
+
+
+/*
+** {==================================================================
+** Marks for exported symbols in the C code
+** ===================================================================
+*/
+
+/*
+@@ LUA_API is a mark for all core API functions.
+@@ LUALIB_API is a mark for all auxiliary library functions.
+@@ LUAMOD_API is a mark for all standard library opening functions.
+** CHANGE them if you need to define those functions in some special way.
+** For instance, if you want to create one Windows DLL with the core and
+** the libraries, you may want to use the following definition (define
+** LUA_BUILD_AS_DLL to get it).
+*/
+#if defined(LUA_BUILD_AS_DLL)	/* { */
+
+#if defined(LUA_CORE) || defined(LUA_LIB)	/* { */
+#define LUA_API __declspec(dllexport)
+#else						/* }{ */
+#define LUA_API __declspec(dllimport)
+#endif						/* } */
+
+#else				/* }{ */
+
+#define LUA_API		extern
+
+#endif				/* } */
+
+
+/*
+** More often than not the libs go together with the core.
+*/
+#define LUALIB_API	LUA_API
+#define LUAMOD_API	LUA_API
+
+
+/*
+@@ LUAI_FUNC is a mark for all extern functions that are not to be
+** exported to outside modules.
+@@ LUAI_DDEF and LUAI_DDEC are marks for all extern (const) variables,
+** none of which to be exported to outside modules (LUAI_DDEF for
+** definitions and LUAI_DDEC for declarations).
+** CHANGE them if you need to mark them in some special way. Elf/gcc
+** (versions 3.2 and later) mark them as "hidden" to optimize access
+** when Lua is compiled as a shared library. Not all elf targets support
+** this attribute. Unfortunately, gcc does not offer a way to check
+** whether the target offers that support, and those without support
+** give a warning about it. To avoid these warnings, change to the
+** default definition.
+*/
+#if defined(__GNUC__) && ((__GNUC__*100 + __GNUC_MINOR__) >= 302) && \
+    defined(__ELF__)		/* { */
+#define LUAI_FUNC	__attribute__((visibility("internal"))) extern
+#else				/* }{ */
+#define LUAI_FUNC	extern
+#endif				/* } */
+
+#define LUAI_DDEC(dec)	LUAI_FUNC dec
+#define LUAI_DDEF	/* empty */
+
+/* }================================================================== */
+
+
+/*
+** {==================================================================
+** Compatibility with previous versions
+** ===================================================================
+*/
+
+/*
+@@ LUA_COMPAT_5_3 controls other macros for compatibility with Lua 5.3.
+** You can define it to get all options, or change specific options
+** to fit your specific needs.
+*/
+#if defined(LUA_COMPAT_5_3)	/* { */
+
+/*
+@@ LUA_COMPAT_MATHLIB controls the presence of several deprecated
+** functions in the mathematical library.
+** (These functions were already officially removed in 5.3;
+** nevertheless they are still available here.)
+*/
+#define LUA_COMPAT_MATHLIB
+
+/*
+@@ LUA_COMPAT_APIINTCASTS controls the presence of macros for
+** manipulating other integer types (lua_pushunsigned, lua_tounsigned,
+** luaL_checkint, luaL_checklong, etc.)
+** (These macros were also officially removed in 5.3, but they are still
+** available here.)
+*/
+#define LUA_COMPAT_APIINTCASTS
+
+
+/*
+@@ LUA_COMPAT_LT_LE controls the emulation of the '__le' metamethod
+** using '__lt'.
+*/
+#define LUA_COMPAT_LT_LE
+
+
+/*
+@@ The following macros supply trivial compatibility for some
+** changes in the API. The macros themselves document how to
+** change your code to avoid using them.
+** (Once more, these macros were officially removed in 5.3, but they are
+** still available here.)
+*/
+#define lua_strlen(L,i)		lua_rawlen(L, (i))
+
+#define lua_objlen(L,i)		lua_rawlen(L, (i))
+
+#define lua_equal(L,idx1,idx2)		lua_compare(L,(idx1),(idx2),LUA_OPEQ)
+#define lua_lessthan(L,idx1,idx2)	lua_compare(L,(idx1),(idx2),LUA_OPLT)
+
+#endif				/* } */
+
+/* }================================================================== */
+
+
+
+/*
+** {==================================================================
+** Configuration for Numbers.
+** Change these definitions if no predefined LUA_FLOAT_* / LUA_INT_*
+** satisfy your needs.
+** ===================================================================
+*/
+
+/*
+@@ LUA_NUMBER is the floating-point type used by Lua.
+@@ LUAI_UACNUMBER is the result of a 'default argument promotion'
+@@ over a floating number.
+@@ l_floatatt(x) corrects float attribute 'x' to the proper float type
+** by prefixing it with one of FLT/DBL/LDBL.
+@@ LUA_NUMBER_FRMLEN is the length modifier for writing floats.
+@@ LUA_NUMBER_FMT is the format for writing floats.
+@@ lua_number2str converts a float to a string.
+@@ l_mathop allows the addition of an 'l' or 'f' to all math operations.
+@@ l_floor takes the floor of a float.
+@@ lua_str2number converts a decimal numeral to a number.
+*/
+
+
+/* The following definitions are good for most cases here */
+
+#define l_floor(x)		(l_mathop(floor)(x))
+
+#define lua_number2str(s,sz,n)  \
+	l_sprintf((s), sz, LUA_NUMBER_FMT, (LUAI_UACNUMBER)(n))
+
+/*
+@@ lua_numbertointeger converts a float number with an integral value
+** to an integer, or returns 0 if float is not within the range of
+** a lua_Integer.  (The range comparisons are tricky because of
+** rounding. The tests here assume a two-complement representation,
+** where MININTEGER always has an exact representation as a float;
+** MAXINTEGER may not have one, and therefore its conversion to float
+** may have an ill-defined value.)
+*/
+#define lua_numbertointeger(n,p) \
+  ((n) >= (LUA_NUMBER)(LUA_MININTEGER) && \
+   (n) < -(LUA_NUMBER)(LUA_MININTEGER) && \
+      (*(p) = (LUA_INTEGER)(n), 1))
+
+
+/* now the variable definitions */
+
+#if LUA_FLOAT_TYPE == LUA_FLOAT_FLOAT		/* { single float */
+
+#define LUA_NUMBER	float
+
+#define l_floatatt(n)		(FLT_##n)
+
+#define LUAI_UACNUMBER	double
+
+#define LUA_NUMBER_FRMLEN	""
+#define LUA_NUMBER_FMT		"%.7g"
+
+#define l_mathop(op)		op##f
+
+#define lua_str2number(s,p)	strtof((s), (p))
+
+
+#elif LUA_FLOAT_TYPE == LUA_FLOAT_LONGDOUBLE	/* }{ long double */
+
+#define LUA_NUMBER	long double
+
+#define l_floatatt(n)		(LDBL_##n)
+
+#define LUAI_UACNUMBER	long double
+
+#define LUA_NUMBER_FRMLEN	"L"
+#define LUA_NUMBER_FMT		"%.19Lg"
+
+#define l_mathop(op)		op##l
+
+#define lua_str2number(s,p)	strtold((s), (p))
+
+#elif LUA_FLOAT_TYPE == LUA_FLOAT_DOUBLE	/* }{ double */
+
+#define LUA_NUMBER	double
+
+#define l_floatatt(n)		(DBL_##n)
+
+#define LUAI_UACNUMBER	double
+
+#define LUA_NUMBER_FRMLEN	""
+#define LUA_NUMBER_FMT		"%.14g"
+
+#define l_mathop(op)		op
+
+#define lua_str2number(s,p)	strtod((s), (p))
+
+#else						/* }{ */
+
+#error "numeric float type not defined"
+
+#endif					/* } */
+
+
+
+/*
+@@ LUA_INTEGER is the integer type used by Lua.
+**
+@@ LUA_UNSIGNED is the unsigned version of LUA_INTEGER.
+**
+@@ LUAI_UACINT is the result of a 'default argument promotion'
+@@ over a LUA_INTEGER.
+@@ LUA_INTEGER_FRMLEN is the length modifier for reading/writing integers.
+@@ LUA_INTEGER_FMT is the format for writing integers.
+@@ LUA_MAXINTEGER is the maximum value for a LUA_INTEGER.
+@@ LUA_MININTEGER is the minimum value for a LUA_INTEGER.
+@@ LUA_MAXUNSIGNED is the maximum value for a LUA_UNSIGNED.
+@@ LUA_UNSIGNEDBITS is the number of bits in a LUA_UNSIGNED.
+@@ lua_integer2str converts an integer to a string.
+*/
+
+
+/* The following definitions are good for most cases here */
+
+#define LUA_INTEGER_FMT		"%" LUA_INTEGER_FRMLEN "d"
+
+#define LUAI_UACINT		LUA_INTEGER
+
+#define lua_integer2str(s,sz,n)  \
+	l_sprintf((s), sz, LUA_INTEGER_FMT, (LUAI_UACINT)(n))
+
+/*
+** use LUAI_UACINT here to avoid problems with promotions (which
+** can turn a comparison between unsigneds into a signed comparison)
+*/
+#define LUA_UNSIGNED		unsigned LUAI_UACINT
+
+
+#define LUA_UNSIGNEDBITS	(sizeof(LUA_UNSIGNED) * CHAR_BIT)
+
+
+/* now the variable definitions */
+
+#if LUA_INT_TYPE == LUA_INT_INT		/* { int */
+
+#define LUA_INTEGER		int
+#define LUA_INTEGER_FRMLEN	""
+
+#define LUA_MAXINTEGER		INT_MAX
+#define LUA_MININTEGER		INT_MIN
+
+#define LUA_MAXUNSIGNED		UINT_MAX
+
+#elif LUA_INT_TYPE == LUA_INT_LONG	/* }{ long */
+
+#define LUA_INTEGER		long
+#define LUA_INTEGER_FRMLEN	"l"
+
+#define LUA_MAXINTEGER		LONG_MAX
+#define LUA_MININTEGER		LONG_MIN
+
+#define LUA_MAXUNSIGNED		ULONG_MAX
+
+#elif LUA_INT_TYPE == LUA_INT_LONGLONG	/* }{ long long */
+
+/* use presence of macro LLONG_MAX as proxy for C99 compliance */
+#if defined(LLONG_MAX)		/* { */
+/* use ISO C99 stuff */
+
+#define LUA_INTEGER		long long
+#define LUA_INTEGER_FRMLEN	"ll"
+
+#define LUA_MAXINTEGER		LLONG_MAX
+#define LUA_MININTEGER		LLONG_MIN
+
+#define LUA_MAXUNSIGNED		ULLONG_MAX
+
+#elif defined(LUA_USE_WINDOWS) /* }{ */
+/* in Windows, can use specific Windows types */
+
+#define LUA_INTEGER		__int64
+#define LUA_INTEGER_FRMLEN	"I64"
+
+#define LUA_MAXINTEGER		_I64_MAX
+#define LUA_MININTEGER		_I64_MIN
+
+#define LUA_MAXUNSIGNED		_UI64_MAX
+
+#else				/* }{ */
+
+#error "Compiler does not support 'long long'. Use option '-DLUA_32BITS' \
+  or '-DLUA_C89_NUMBERS' (see file 'luaconf.h' for details)"
+
+#endif				/* } */
+
+#else				/* }{ */
+
+#error "numeric integer type not defined"
+
+#endif				/* } */
+
+/* }================================================================== */
+
+
+/*
+** {==================================================================
+** Dependencies with C99 and other C details
+** ===================================================================
+*/
+
+/*
+@@ l_sprintf is equivalent to 'snprintf' or 'sprintf' in C89.
+** (All uses in Lua have only one format item.)
+*/
+#if !defined(LUA_USE_C89)
+#define l_sprintf(s,sz,f,i)	snprintf(s,sz,f,i)
+#else
+#define l_sprintf(s,sz,f,i)	((void)(sz), sprintf(s,f,i))
+#endif
+
+
+/*
+@@ lua_strx2number converts a hexadecimal numeral to a number.
+** In C99, 'strtod' does that conversion. Otherwise, you can
+** leave 'lua_strx2number' undefined and Lua will provide its own
+** implementation.
+*/
+#if !defined(LUA_USE_C89)
+#define lua_strx2number(s,p)		lua_str2number(s,p)
+#endif
+
+
+/*
+@@ lua_pointer2str converts a pointer to a readable string in a
+** non-specified way.
+*/
+#define lua_pointer2str(buff,sz,p)	l_sprintf(buff,sz,"%p",p)
+
+
+/*
+@@ lua_number2strx converts a float to a hexadecimal numeral.
+** In C99, 'sprintf' (with format specifiers '%a'/'%A') does that.
+** Otherwise, you can leave 'lua_number2strx' undefined and Lua will
+** provide its own implementation.
+*/
+#if !defined(LUA_USE_C89)
+#define lua_number2strx(L,b,sz,f,n)  \
+	((void)L, l_sprintf(b,sz,f,(LUAI_UACNUMBER)(n)))
+#endif
+
+
+/*
+** 'strtof' and 'opf' variants for math functions are not valid in
+** C89. Otherwise, the macro 'HUGE_VALF' is a good proxy for testing the
+** availability of these variants. ('math.h' is already included in
+** all files that use these macros.)
+*/
+#if defined(LUA_USE_C89) || (defined(HUGE_VAL) && !defined(HUGE_VALF))
+#undef l_mathop  /* variants not available */
+#undef lua_str2number
+#define l_mathop(op)		(lua_Number)op  /* no variant */
+#define lua_str2number(s,p)	((lua_Number)strtod((s), (p)))
+#endif
+
+
+/*
+@@ LUA_KCONTEXT is the type of the context ('ctx') for continuation
+** functions.  It must be a numerical type; Lua will use 'intptr_t' if
+** available, otherwise it will use 'ptrdiff_t' (the nearest thing to
+** 'intptr_t' in C89)
+*/
+#define LUA_KCONTEXT	ptrdiff_t
+
+#if !defined(LUA_USE_C89) && defined(__STDC_VERSION__) && \
+    __STDC_VERSION__ >= 199901L
+#include <stdint.h>
+#if defined(INTPTR_MAX)  /* even in C99 this type is optional */
+#undef LUA_KCONTEXT
+#define LUA_KCONTEXT	intptr_t
+#endif
+#endif
+
+
+/*
+@@ lua_getlocaledecpoint gets the locale "radix character" (decimal point).
+** Change that if you do not want to use C locales. (Code using this
+** macro must include the header 'locale.h'.)
+*/
+#if !defined(lua_getlocaledecpoint)
+#define lua_getlocaledecpoint()		(localeconv()->decimal_point[0])
+#endif
+
+/* }================================================================== */
+
+
+/*
+** {==================================================================
+** Language Variations
+** =====================================================================
+*/
+
+/*
+@@ LUA_NOCVTN2S/LUA_NOCVTS2N control how Lua performs some
+** coercions. Define LUA_NOCVTN2S to turn off automatic coercion from
+** numbers to strings. Define LUA_NOCVTS2N to turn off automatic
+** coercion from strings to numbers.
+*/
+/* #define LUA_NOCVTN2S */
+/* #define LUA_NOCVTS2N */
+
+
+/*
+@@ LUA_USE_APICHECK turns on several consistency checks on the C API.
+** Define it as a help when debugging C code.
+*/
+#if defined(LUA_USE_APICHECK)
+#include <assert.h>
+#define luai_apicheck(l,e)	assert(e)
+#endif
+
+/* }================================================================== */
+
+
+/*
+** {==================================================================
+** Macros that affect the API and must be stable (that is, must be the
+** same when you compile Lua and when you compile code that links to
+** Lua).
+** =====================================================================
+*/
+
+/*
+@@ LUAI_MAXSTACK limits the size of the Lua stack.
+** CHANGE it if you need a different limit. This limit is arbitrary;
+** its only purpose is to stop Lua from consuming unlimited stack
+** space (and to reserve some numbers for pseudo-indices).
+** (It must fit into max(size_t)/32.)
+*/
+#if LUAI_IS32INT
+#define LUAI_MAXSTACK		1000000
+#else
+#define LUAI_MAXSTACK		15000
+#endif
+
+
+/*
+@@ LUA_EXTRASPACE defines the size of a raw memory area associated with
+** a Lua state with very fast access.
+** CHANGE it if you need a different size.
+*/
+#define LUA_EXTRASPACE		(sizeof(void *))
+
+
+/*
+@@ LUA_IDSIZE gives the maximum size for the description of the source
+@@ of a function in debug information.
+** CHANGE it if you want a different size.
+*/
+#define LUA_IDSIZE	60
+
+
+/*
+@@ LUAL_BUFFERSIZE is the buffer size used by the lauxlib buffer system.
+*/
+#define LUAL_BUFFERSIZE   ((int)(16 * sizeof(void*) * sizeof(lua_Number)))
+
+
+/*
+@@ LUAI_MAXALIGN defines fields that, when used in a union, ensure
+** maximum alignment for the other items in that union.
+*/
+#define LUAI_MAXALIGN  lua_Number n; double u; void *s; lua_Integer i; long l
+
+/* }================================================================== */
+
+
+
+
+
+/* =================================================================== */
+
+/*
+** Local configuration. You can use this space to add your redefinitions
+** without modifying the main part of the file.
+*/
+
+
+
+
+
+#endif
+

lib/lua/include/lualib.h

@@ -0,0 +1,58 @@
+/*
+** $Id: lualib.h $
+** Lua standard libraries
+** See Copyright Notice in lua.h
+*/
+
+
+#ifndef lualib_h
+#define lualib_h
+
+#include "lua.h"
+
+
+/* version suffix for environment variable names */
+#define LUA_VERSUFFIX          "_" LUA_VERSION_MAJOR "_" LUA_VERSION_MINOR
+
+
+LUAMOD_API int (luaopen_base) (lua_State *L);
+
+#define LUA_COLIBNAME	"coroutine"
+LUAMOD_API int (luaopen_coroutine) (lua_State *L);
+
+#define LUA_TABLIBNAME	"table"
+LUAMOD_API int (luaopen_table) (lua_State *L);
+
+#define LUA_IOLIBNAME	"io"
+LUAMOD_API int (luaopen_io) (lua_State *L);
+
+#define LUA_OSLIBNAME	"os"
+LUAMOD_API int (luaopen_os) (lua_State *L);
+
+#define LUA_STRLIBNAME	"string"
+LUAMOD_API int (luaopen_string) (lua_State *L);
+
+#define LUA_UTF8LIBNAME	"utf8"
+LUAMOD_API int (luaopen_utf8) (lua_State *L);
+
+#define LUA_MATHLIBNAME	"math"
+LUAMOD_API int (luaopen_math) (lua_State *L);
+
+#define LUA_DBLIBNAME	"debug"
+LUAMOD_API int (luaopen_debug) (lua_State *L);
+
+#define LUA_LOADLIBNAME	"package"
+LUAMOD_API int (luaopen_package) (lua_State *L);
+
+
+/* open all previous libraries */
+LUALIB_API void (luaL_openlibs) (lua_State *L);
+
+
+
+#if !defined(lua_assert)
+#define lua_assert(x)	((void)0)
+#endif
+
+
+#endif

src/pc/djui/djui_interactable.c

@@ -202,6 +202,8 @@ bool djui_interactable_on_key_down(int scancode) {
         for (int i = 0; i < MAX_BINDS; i++) {
             if (scancode == (int)configKeyPlayerList[i]) {
                 djui_base_set_visible(&gDjuiPlayerList->base, true);
+                extern void smlua_run(void);
+                smlua_run();
                 break;
             }
         }

src/pc/lua/smlua.c

@@ -0,0 +1,387 @@
+#include <lua.h>
+#include <lualib.h>
+#include <lauxlib.h>
+
+#include "smlua.h"
+
+#include "game\level_update.h"
+#include "object_fields.h"
+
+static lua_State* sLuaState = NULL;
+
+static void smlua_dump_stack(lua_State* L) {
+    int top = lua_gettop(L);
+    for (int i = 1; i <= top; i++) {
+        printf("%d\t%s\t", i, luaL_typename(L, i));
+        switch (lua_type(L, i)) {
+        case LUA_TNUMBER:
+            printf("%g\n", lua_tonumber(L, i));
+            break;
+        case LUA_TSTRING:
+            printf("%s\n", lua_tostring(L, i));
+            break;
+        case LUA_TBOOLEAN:
+            printf("%s\n", (lua_toboolean(L, i) ? "true" : "false"));
+            break;
+        case LUA_TNIL:
+            printf("%s\n", "nil");
+            break;
+        default:
+            printf("%p\n", lua_topointer(L, i));
+            break;
+        }
+    }
+}
+
+static void smlua_push_integer_field(int val, char* name) {
+    int t = lua_gettop(sLuaState);
+    lua_pushinteger(sLuaState, val);
+    lua_setfield(sLuaState, t, name);
+}
+
+static void smlua_push_number_field(float val, char* name) {
+    int t = lua_gettop(sLuaState);
+    lua_pushnumber(sLuaState, val);
+    lua_setfield(sLuaState, t, name);
+}
+
+static void smlua_get_u8_field(u8* val, char* name) {
+    lua_getfield(sLuaState, -1, name);
+    *val = lua_tointeger(sLuaState, -1);
+    lua_pop(sLuaState, 1);
+}
+
+static void smlua_get_u16_field(u16* val, char* name) {
+    lua_getfield(sLuaState, -1, name);
+    *val = lua_tointeger(sLuaState, -1);
+    lua_pop(sLuaState, 1);
+}
+
+static void smlua_get_u32_field(u32* val, char* name) {
+    lua_getfield(sLuaState, -1, name);
+    *val = lua_tointeger(sLuaState, -1);
+    lua_pop(sLuaState, 1);
+}
+
+static void smlua_get_s8_field(s8* val, char* name) {
+    lua_getfield(sLuaState, -1, name);
+    *val = lua_tointeger(sLuaState, -1);
+    lua_pop(sLuaState, 1);
+}
+
+static void smlua_get_s16_field(s16* val, char* name) {
+    lua_getfield(sLuaState, -1, name);
+    *val = lua_tointeger(sLuaState, -1);
+    lua_pop(sLuaState, 1);
+}
+
+static void smlua_get_s32_field(s32* val, char* name) {
+    lua_getfield(sLuaState, -1, name);
+    *val = lua_tointeger(sLuaState, -1);
+    lua_pop(sLuaState, 1);
+}
+
+static void smlua_get_number_field(float* val, char* name) {
+    lua_getfield(sLuaState, -1, name);
+    *val = lua_tonumber(sLuaState, -1);
+    lua_pop(sLuaState, 1);
+}
+
+static int smlua_get_mario_state(lua_State* L) {
+    int index = lua_tointeger(L, -1);
+    lua_newtable(L);
+
+    {
+        struct MarioState* m = &gMarioStates[index];
+        const int t = lua_gettop(L);
+
+        smlua_push_integer_field(m->playerIndex, "playerIndex");
+        smlua_push_integer_field(m->input, "input");
+        smlua_push_integer_field(m->flags, "flags");
+        smlua_push_integer_field(m->particleFlags, "particleFlags");
+        smlua_push_integer_field(m->action, "action");
+        smlua_push_integer_field(m->prevAction, "prevAction");
+        smlua_push_integer_field(m->terrainSoundAddend, "terrainSoundAddend");
+        smlua_push_integer_field(m->actionState, "actionState");
+        smlua_push_integer_field(m->actionTimer, "actionTimer");
+        smlua_push_integer_field(m->actionArg, "actionArg");
+        smlua_push_number_field(m->intendedMag, "intendedMag");
+        smlua_push_integer_field(m->intendedYaw, "intendedYaw");
+        smlua_push_integer_field(m->invincTimer, "invincTimer");
+        smlua_push_integer_field(m->framesSinceA, "framesSinceA");
+        smlua_push_integer_field(m->framesSinceB, "framesSinceB");
+        smlua_push_integer_field(m->wallKickTimer, "wallKickTimer");
+        smlua_push_integer_field(m->doubleJumpTimer, "doubleJumpTimer");
+
+        {
+            lua_newtable(L);
+            smlua_push_integer_field(m->faceAngle[0], "x");
+            smlua_push_integer_field(m->faceAngle[1], "y");
+            smlua_push_integer_field(m->faceAngle[2], "z");
+            lua_setfield(L, t, "faceAngle");
+        }
+
+        {
+            lua_newtable(L);
+            smlua_push_integer_field(m->angleVel[0], "x");
+            smlua_push_integer_field(m->angleVel[1], "y");
+            smlua_push_integer_field(m->angleVel[2], "z");
+            lua_setfield(L, t, "angleVel");
+        }
+
+        smlua_push_integer_field(m->slideYaw, "slideYaw");
+        smlua_push_integer_field(m->twirlYaw, "twirlYaw");
+
+        {
+            lua_newtable(L);
+            smlua_push_number_field(m->pos[0], "x");
+            smlua_push_number_field(m->pos[1], "y");
+            smlua_push_number_field(m->pos[2], "z");
+            lua_setfield(L, t, "pos");
+        }
+
+        {
+            lua_newtable(L);
+            smlua_push_number_field(m->vel[0], "x");
+            smlua_push_number_field(m->vel[1], "y");
+            smlua_push_number_field(m->vel[2], "z");
+            lua_setfield(L, t, "vel");
+        }
+
+        smlua_push_number_field(m->forwardVel, "forwardVel");
+        smlua_push_number_field(m->slideVelX, "slideVelX");
+        smlua_push_number_field(m->slideVelZ, "slideVelZ");
+
+        //struct Surface* wall;
+        //struct Surface* ceil;
+        //struct Surface* floor;
+
+        smlua_push_number_field(m->ceilHeight, "ceilHeight");
+        smlua_push_number_field(m->floorHeight, "floorHeight");
+        smlua_push_integer_field(m->floorAngle, "floorAngle");
+        smlua_push_integer_field(m->waterLevel, "waterLevel");
+
+        //struct Object* interactObj;
+        //struct Object* heldObj;
+        //struct Object* usedObj;
+        //struct Object* riddenObj;
+        //struct Object* marioObj;
+        //struct SpawnInfo* spawnInfo;
+        //struct Area* area;
+        //struct PlayerCameraState* statusForCamera;
+        //struct MarioBodyState* marioBodyState;
+        //struct Controller* controller;
+        //struct MarioAnimation* animation;
+
+        smlua_push_integer_field(m->collidedObjInteractTypes, "collidedObjInteractTypes");
+        smlua_push_integer_field(m->numCoins, "numCoins");
+        smlua_push_integer_field(m->numStars, "numStars");
+        smlua_push_integer_field(m->numKeys, "numKeys");
+        smlua_push_integer_field(m->numLives, "numLives");
+        smlua_push_integer_field(m->health, "health");
+        smlua_push_integer_field(m->unkB0, "unkB0");
+        smlua_push_integer_field(m->hurtCounter, "hurtCounter");
+        smlua_push_integer_field(m->healCounter, "healCounter");
+        smlua_push_integer_field(m->squishTimer, "squishTimer");
+        smlua_push_integer_field(m->fadeWarpOpacity, "fadeWarpOpacity");
+        smlua_push_integer_field(m->capTimer, "capTimer");
+        smlua_push_integer_field(m->prevNumStarsForDialog, "prevNumStarsForDialog");
+        smlua_push_number_field(m->peakHeight, "peakHeight");
+        smlua_push_number_field(m->quicksandDepth, "quicksandDepth");
+        smlua_push_number_field(m->unkC4, "unkC4");
+        smlua_push_integer_field(m->currentRoom, "currentRoom");
+
+        //struct Object* heldByObj;
+
+        smlua_push_integer_field(m->isSnoring, "isSnoring");
+
+        //struct Object* bubbleObj;
+
+        smlua_push_integer_field(m->freeze, "freeze");
+
+        {
+            lua_newtable(L);
+            smlua_push_number_field(m->nonInstantWarpPos[0], "x");
+            smlua_push_number_field(m->nonInstantWarpPos[1], "y");
+            smlua_push_number_field(m->nonInstantWarpPos[2], "z");
+            lua_setfield(L, t, "nonInstantWarpPos");
+        }
+
+        //struct Character* character;
+
+        smlua_push_integer_field(m->wasNetworkVisible, "wasNetworkVisible");
+        smlua_push_number_field(m->minimumBoneY, "minimumBoneY");
+        smlua_push_number_field(m->curAnimOffset, "curAnimOffset");
+    }
+
+    luaL_setmetatable(L, "mariostate");
+    return 1;
+}
+
+static int smlua_set_mario_state(lua_State* L) {
+
+    int index = lua_tointeger(L, -2);
+
+    {
+        struct MarioState* m = &gMarioStates[index];
+        smlua_get_u16_field(&m->playerIndex, "playerIndex");
+        smlua_get_u16_field(&m->input, "input");
+        smlua_get_u32_field(&m->flags, "flags");
+        smlua_get_u32_field(&m->particleFlags, "particleFlags");
+        smlua_get_u32_field(&m->action, "action");
+        smlua_get_u32_field(&m->prevAction, "prevAction");
+        smlua_get_u32_field(&m->terrainSoundAddend, "terrainSoundAddend");
+        smlua_get_u16_field(&m->actionState, "actionState");
+        smlua_get_u16_field(&m->actionTimer, "actionTimer");
+        smlua_get_u32_field(&m->actionArg, "actionArg");
+        smlua_get_number_field(&m->intendedMag, "intendedMag");
+        smlua_get_s16_field(&m->intendedYaw, "intendedYaw");
+        smlua_get_s16_field(&m->invincTimer, "invincTimer");
+        smlua_get_u8_field(&m->framesSinceA, "framesSinceA");
+        smlua_get_u8_field(&m->framesSinceB, "framesSinceB");
+        smlua_get_u8_field(&m->wallKickTimer, "wallKickTimer");
+        smlua_get_u8_field(&m->doubleJumpTimer, "doubleJumpTimer");
+
+        {
+            lua_getfield(L, -1, "faceAngle");
+            smlua_get_s16_field(&m->faceAngle[0], "x");
+            smlua_get_s16_field(&m->faceAngle[1], "y");
+            smlua_get_s16_field(&m->faceAngle[2], "z");
+            lua_pop(L, 1);
+        }
+
+        {
+            lua_getfield(L, -1, "angleVel");
+            smlua_get_s16_field(&m->angleVel[0], "x");
+            smlua_get_s16_field(&m->angleVel[1], "y");
+            smlua_get_s16_field(&m->angleVel[2], "z");
+            lua_pop(L, 1);
+        }
+
+        smlua_get_s16_field(&m->slideYaw, "slideYaw");
+        smlua_get_s16_field(&m->twirlYaw, "twirlYaw");
+
+        {
+            lua_getfield(L, -1, "pos");
+            smlua_get_number_field(&m->pos[0], "x");
+            smlua_get_number_field(&m->pos[1], "y");
+            smlua_get_number_field(&m->pos[2], "z");
+            if (m->marioObj != NULL) {
+                m->marioObj->oPosX = m->pos[0];
+                m->marioObj->oPosY = m->pos[1];
+                m->marioObj->oPosZ = m->pos[2];
+                m->marioObj->header.gfx.pos[0] = m->pos[0];
+                m->marioObj->header.gfx.pos[1] = m->pos[1];
+                m->marioObj->header.gfx.pos[2] = m->pos[2];
+            }
+            lua_pop(L, 1);
+        }
+
+        {
+            lua_getfield(L, -1, "vel");
+            smlua_get_number_field(&m->vel[0], "x");
+            smlua_get_number_field(&m->vel[1], "y");
+            smlua_get_number_field(&m->vel[2], "z");
+            lua_pop(L, 1);
+        }
+
+        smlua_get_number_field(&m->forwardVel, "forwardVel");
+        smlua_get_number_field(&m->slideVelX, "slideVelX");
+        smlua_get_number_field(&m->slideVelZ, "slideVelZ");
+
+        //struct Surface* wall;
+        //struct Surface* ceil;
+        //struct Surface* floor;
+
+        smlua_get_number_field(&m->ceilHeight, "ceilHeight");
+        smlua_get_number_field(&m->floorHeight, "floorHeight");
+        smlua_get_s16_field(&m->floorAngle, "floorAngle");
+        smlua_get_s16_field(&m->waterLevel, "waterLevel");
+
+        //struct Object* interactObj;
+        //struct Object* heldObj;
+        //struct Object* usedObj;
+        //struct Object* riddenObj;
+        //struct Object* marioObj;
+        //struct SpawnInfo* spawnInfo;
+        //struct Area* area;
+        //struct PlayerCameraState* statusForCamera;
+        //struct MarioBodyState* marioBodyState;
+        //struct Controller* controller;
+        //struct MarioAnimation* animation;
+
+        smlua_get_u32_field(&m->collidedObjInteractTypes, "collidedObjInteractTypes");
+        smlua_get_s16_field(&m->numCoins, "numCoins");
+        smlua_get_s16_field(&m->numStars, "numStars");
+        smlua_get_s8_field(&m->numKeys, "numKeys");
+        smlua_get_s8_field(&m->numLives, "numLives");
+        smlua_get_s16_field(&m->health, "health");
+        smlua_get_s16_field(&m->unkB0, "unkB0");
+        smlua_get_u8_field(&m->hurtCounter, "hurtCounter");
+        smlua_get_u8_field(&m->healCounter, "healCounter");
+        smlua_get_u8_field(&m->squishTimer, "squishTimer");
+        smlua_get_u8_field(&m->fadeWarpOpacity, "fadeWarpOpacity");
+        smlua_get_u16_field(&m->capTimer, "capTimer");
+        smlua_get_s16_field(&m->prevNumStarsForDialog, "prevNumStarsForDialog");
+        smlua_get_number_field(&m->peakHeight, "peakHeight");
+        smlua_get_number_field(&m->quicksandDepth, "quicksandDepth");
+        smlua_get_number_field(&m->unkC4, "unkC4");
+        smlua_get_s16_field(&m->currentRoom, "currentRoom");
+
+        //struct Object* heldByObj;
+
+        smlua_get_u8_field(&m->isSnoring, "isSnoring");
+
+        //struct Object* bubbleObj;
+
+        smlua_get_u8_field(&m->freeze, "freeze");
+
+        {
+            lua_getfield(L, -1, "nonInstantWarpPos");
+            smlua_get_number_field(&m->nonInstantWarpPos[0], "x");
+            smlua_get_number_field(&m->nonInstantWarpPos[1], "y");
+            smlua_get_number_field(&m->nonInstantWarpPos[2], "z");
+            lua_pop(L, 1);
+        }
+
+        //struct Character* character;
+
+        smlua_get_u8_field(&m->wasNetworkVisible, "wasNetworkVisible");
+        smlua_get_number_field(&m->minimumBoneY, "minimumBoneY");
+        smlua_get_number_field(&m->curAnimOffset, "curAnimOffset");
+    }
+
+    return 1;
+}
+
+void smlua_init(void) {
+    sLuaState = luaL_newstate();
+    lua_State* L = sLuaState;
+    luaL_openlibs(L);
+
+    lua_pushcfunction(L, smlua_get_mario_state);
+    lua_setglobal(L, "get_mario_state");
+
+    lua_pushcfunction(L, smlua_set_mario_state);
+    lua_setglobal(L, "set_mario_state");
+}
+
+void smlua_run(void) {
+    lua_State* L = sLuaState;
+    // Our Lua code, it simply prints a Hello, World message
+    char* code = "local m = get_mario_state(0)\nm.pos.y=600\nset_mario_state(0, m)";
+
+    // Here we load the string and use lua_pcall for run the code
+    if (luaL_loadstring(L, code) == LUA_OK) {
+        if (lua_pcall(L, 0, 0, 0) == LUA_OK) {
+            // If it was executed successfuly we 
+            // remove the code from the stack
+            lua_pop(L, lua_gettop(L));
+        }
+    }
+}
+
+void smlua_shutdown(void) {
+    lua_State* L = sLuaState;
+    lua_close(L);
+}

src/pc/lua/smlua.h

@@ -0,0 +1,8 @@
+#ifndef SMLUA_H
+#define SMLUA_H
+
+void smlua_init(void);
+void smlua_run(void);
+void smlua_shutdown(void);
+
+#endif

src/pc/pc_main.c

@@ -9,6 +9,8 @@
 
 #include "sm64.h"
 
+#include "pc/lua/smlua.h"
+
 #include "game/memory.h"
 #include "audio/external.h"
 
@@ -163,6 +165,7 @@ void game_deinit(void) {
     audio_shutdown();
     gfx_shutdown();
     network_shutdown(true);
+    smlua_shutdown();
     inited = false;
 }
 
@@ -291,6 +294,8 @@ void main_func(void) {
     } else {
         network_init(NT_NONE);
     }
+    smlua_init();
+    smlua_run();
 
     audio_init();
     sound_init();