diff -r 4feced261c68 -r de822cd3df3a misc/liblua/lua.h
--- a/misc/liblua/lua.h	Tue Jan 21 22:38:13 2014 +0100
+++ b/misc/liblua/lua.h	Tue Jan 21 22:43:06 2014 +0100
@@ -16,35 +16,35 @@
 #include "luaconf.h"
 
 
-#define LUA_VERSION	"Lua 5.1"
-#define LUA_RELEASE	"Lua 5.1.4"
-#define LUA_VERSION_NUM	501
-#define LUA_COPYRIGHT	"Copyright (C) 1994-2008 Lua.org, PUC-Rio"
-#define LUA_AUTHORS 	"R. Ierusalimschy, L. H. de Figueiredo & W. Celes"
+#define LUA_VERSION "Lua 5.1"
+#define LUA_RELEASE "Lua 5.1.4"
+#define LUA_VERSION_NUM 501
+#define LUA_COPYRIGHT   "Copyright (C) 1994-2008 Lua.org, PUC-Rio"
+#define LUA_AUTHORS     "R. Ierusalimschy, L. H. de Figueiredo & W. Celes"
 
 
 /* mark for precompiled code (`<esc>Lua') */
-#define	LUA_SIGNATURE	"\033Lua"
+#define LUA_SIGNATURE   "\033Lua"
 
 /* option for multiple returns in `lua_pcall' and `lua_call' */
-#define LUA_MULTRET	(-1)
+#define LUA_MULTRET (-1)
 
 
 /*
 ** pseudo-indices
 */
-#define LUA_REGISTRYINDEX	(-10000)
-#define LUA_ENVIRONINDEX	(-10001)
-#define LUA_GLOBALSINDEX	(-10002)
-#define lua_upvalueindex(i)	(LUA_GLOBALSINDEX-(i))
+#define LUA_REGISTRYINDEX   (-10000)
+#define LUA_ENVIRONINDEX    (-10001)
+#define LUA_GLOBALSINDEX    (-10002)
+#define lua_upvalueindex(i) (LUA_GLOBALSINDEX-(i))
 
 
 /* thread status; 0 is OK */
-#define LUA_YIELD	1
-#define LUA_ERRRUN	2
-#define LUA_ERRSYNTAX	3
-#define LUA_ERRMEM	4
-#define LUA_ERRERR	5
+#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;
@@ -69,22 +69,22 @@
 /*
 ** basic types
 */
-#define LUA_TNONE		(-1)
+#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_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
 
 
 
 /* minimum Lua stack available to a C function */
-#define LUA_MINSTACK	20
+#define LUA_MINSTACK    20
 
 
 /*
@@ -149,7 +149,7 @@
 LUA_API const char     *(lua_tolstring) (lua_State *L, int idx, size_t *len);
 LUA_API size_t          (lua_objlen) (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 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);
 
@@ -218,14 +218,14 @@
 ** 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_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
 
 LUA_API int (lua_gc) (lua_State *L, int what, int data);
 
@@ -251,32 +251,32 @@
 ** ===============================================================
 */
 
-#define lua_pop(L,n)		lua_settop(L, -(n)-1)
+#define lua_pop(L,n)        lua_settop(L, -(n)-1)
 
-#define lua_newtable(L)		lua_createtable(L, 0, 0)
+#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_pushcfunction(L,f)  lua_pushcclosure(L, (f), 0)
 
-#define lua_strlen(L,i)		lua_objlen(L, (i))
+#define lua_strlen(L,i)     lua_objlen(L, (i))
 
-#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_isfunction(L,n) (lua_type(L, (n)) == LUA_TFUNCTION)
+#define lua_istable(L,n)    (lua_type(L, (n)) == LUA_TTABLE)
+#define lua_islightuserdata(L,n)    (lua_type(L, (n)) == LUA_TLIGHTUSERDATA)
+#define lua_isnil(L,n)      (lua_type(L, (n)) == LUA_TNIL)
+#define lua_isboolean(L,n)  (lua_type(L, (n)) == LUA_TBOOLEAN)
+#define lua_isthread(L,n)   (lua_type(L, (n)) == LUA_TTHREAD)
+#define lua_isnone(L,n)     (lua_type(L, (n)) == LUA_TNONE)
+#define lua_isnoneornil(L, n)   (lua_type(L, (n)) <= 0)
 
-#define lua_pushliteral(L, s)	\
-	lua_pushlstring(L, "" s, (sizeof(s)/sizeof(char))-1)
+#define lua_pushliteral(L, s)   \
+    lua_pushlstring(L, "" s, (sizeof(s)/sizeof(char))-1)
 
-#define lua_setglobal(L,s)	lua_setfield(L, LUA_GLOBALSINDEX, (s))
-#define lua_getglobal(L,s)	lua_getfield(L, LUA_GLOBALSINDEX, (s))
+#define lua_setglobal(L,s)  lua_setfield(L, LUA_GLOBALSINDEX, (s))
+#define lua_getglobal(L,s)  lua_getfield(L, LUA_GLOBALSINDEX, (s))
 
-#define lua_tostring(L,i)	lua_tolstring(L, (i), NULL)
+#define lua_tostring(L,i)   lua_tolstring(L, (i), NULL)
 
 
 
@@ -284,18 +284,18 @@
 ** compatibility macros and functions
 */
 
-#define lua_open()	luaL_newstate()
+#define lua_open()  luaL_newstate()
 
-#define lua_getregistry(L)	lua_pushvalue(L, LUA_REGISTRYINDEX)
+#define lua_getregistry(L)  lua_pushvalue(L, LUA_REGISTRYINDEX)
 
-#define lua_getgccount(L)	lua_gc(L, LUA_GCCOUNT, 0)
+#define lua_getgccount(L)   lua_gc(L, LUA_GCCOUNT, 0)
 
-#define lua_Chunkreader		lua_Reader
-#define lua_Chunkwriter		lua_Writer
+#define lua_Chunkreader     lua_Reader
+#define lua_Chunkwriter     lua_Writer
 
 
 /* hack */
-LUA_API void lua_setlevel	(lua_State *from, lua_State *to);
+LUA_API void lua_setlevel   (lua_State *from, lua_State *to);
 
 
 /*
@@ -308,20 +308,20 @@
 /*
 ** Event codes
 */
-#define LUA_HOOKCALL	0
-#define LUA_HOOKRET	1
-#define LUA_HOOKLINE	2
-#define LUA_HOOKCOUNT	3
+#define LUA_HOOKCALL    0
+#define LUA_HOOKRET 1
+#define LUA_HOOKLINE    2
+#define LUA_HOOKCOUNT   3
 #define LUA_HOOKTAILRET 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)
+#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 */
 
@@ -345,14 +345,14 @@
 
 struct lua_Debug {
   int event;
-  const char *name;	/* (n) */
-  const char *namewhat;	/* (n) `global', `local', `field', `method' */
-  const char *what;	/* (S) `Lua', `C', `main', `tail' */
-  const char *source;	/* (S) */
-  int currentline;	/* (l) */
-  int nups;		/* (u) number of upvalues */
-  int linedefined;	/* (S) */
-  int lastlinedefined;	/* (S) */
+  const char *name; /* (n) */
+  const char *namewhat; /* (n) `global', `local', `field', `method' */
+  const char *what; /* (S) `Lua', `C', `main', `tail' */
+  const char *source;   /* (S) */
+  int currentline;  /* (l) */
+  int nups;     /* (u) number of upvalues */
+  int linedefined;  /* (S) */
+  int lastlinedefined;  /* (S) */
   char short_src[LUA_IDSIZE]; /* (S) */
   /* private part */
   int i_ci;  /* active function */