From 98487dbc5b2650a1f17bd9454e4d0a6b966c033d Mon Sep 17 00:00:00 2001
From: dartraiden <wowemuh@gmail.com>
Date: Tue, 10 Jul 2018 17:32:21 +0300
Subject: liblua: update to Lua 5.3.5

---
 libs/liblua/docs/lua.css     | 33 +++++++--------
 libs/liblua/docs/readme.html |  6 +--
 libs/liblua/include/lua.hpp  |  6 +--
 libs/liblua/src/lapi.c       |  7 ++--
 libs/liblua/src/lapi.h       |  2 +-
 libs/liblua/src/lauxlib.c    |  2 +-
 libs/liblua/src/lauxlib.h    |  2 +-
 libs/liblua/src/lbaselib.c   |  2 +-
 libs/liblua/src/lbitlib.c    |  2 +-
 libs/liblua/src/lcode.c      |  2 +-
 libs/liblua/src/lcode.h      |  2 +-
 libs/liblua/src/lcorolib.c   |  2 +-
 libs/liblua/src/lctype.c     |  2 +-
 libs/liblua/src/lctype.h     |  2 +-
 libs/liblua/src/ldblib.c     |  2 +-
 libs/liblua/src/ldebug.c     |  3 +-
 libs/liblua/src/ldebug.h     |  2 +-
 libs/liblua/src/ldo.c        |  2 +-
 libs/liblua/src/ldo.h        |  2 +-
 libs/liblua/src/ldump.c      |  2 +-
 libs/liblua/src/lfunc.c      |  2 +-
 libs/liblua/src/lfunc.h      |  2 +-
 libs/liblua/src/lgc.c        |  5 ++-
 libs/liblua/src/lgc.h        |  2 +-
 libs/liblua/src/linit.c      |  2 +-
 libs/liblua/src/liolib.c     | 13 ++++--
 libs/liblua/src/llex.c       |  2 +-
 libs/liblua/src/llex.h       |  2 +-
 libs/liblua/src/llimits.h    |  2 +-
 libs/liblua/src/lmathlib.c   |  2 +-
 libs/liblua/src/lmem.c       |  2 +-
 libs/liblua/src/lmem.h       |  2 +-
 libs/liblua/src/loadlib.c    | 97 +++++++++++++++++++++++++++++++++++++++++---
 libs/liblua/src/lobject.c    |  5 ++-
 libs/liblua/src/lobject.h    |  2 +-
 libs/liblua/src/lopcodes.c   |  2 +-
 libs/liblua/src/lopcodes.h   |  2 +-
 libs/liblua/src/loslib.c     |  8 ++--
 libs/liblua/src/lparser.c    |  4 +-
 libs/liblua/src/lparser.h    |  2 +-
 libs/liblua/src/lprefix.h    |  2 +-
 libs/liblua/src/lstate.c     |  5 +--
 libs/liblua/src/lstate.h     | 20 ++++++++-
 libs/liblua/src/lstring.c    |  2 +-
 libs/liblua/src/lstring.h    |  2 +-
 libs/liblua/src/lstrlib.c    |  8 ++--
 libs/liblua/src/ltable.c     | 35 ++++++++++++----
 libs/liblua/src/ltable.h     |  4 +-
 libs/liblua/src/ltablib.c    |  2 +-
 libs/liblua/src/ltm.c        |  2 +-
 libs/liblua/src/ltm.h        |  2 +-
 libs/liblua/src/lua.h        |  8 ++--
 libs/liblua/src/luaconf.h    |  9 +++-
 libs/liblua/src/lualib.h     |  5 ++-
 libs/liblua/src/lundump.c    |  2 +-
 libs/liblua/src/lundump.h    |  2 +-
 libs/liblua/src/lutf8lib.c   |  4 +-
 libs/liblua/src/lvm.c        |  2 +-
 libs/liblua/src/lvm.h        |  2 +-
 libs/liblua/src/lzio.c       |  2 +-
 libs/liblua/src/lzio.h       |  2 +-
 61 files changed, 253 insertions(+), 114 deletions(-)

(limited to 'libs/liblua')

diff --git a/libs/liblua/docs/lua.css b/libs/liblua/docs/lua.css
index 5bedf7eb89..cbd0799d15 100644
--- a/libs/liblua/docs/lua.css
+++ b/libs/liblua/docs/lua.css
@@ -10,7 +10,7 @@ body {
 	line-height: 1.25 ;
 	margin: 16px auto ;
 	padding: 32px ;
-	border: solid #a0a0a0 1px ;
+	border: solid #ccc 1px ;
 	border-radius: 20px ;
 	max-width: 70em ;
 	width: 90% ;
@@ -111,36 +111,29 @@ pre.session {
 	border-radius: 8px ;
 }
 
-td.gutter {
-	width: 4% ;
-}
-
-table.columns {
+table {
 	border: none ;
 	border-spacing: 0 ;
 	border-collapse: collapse ;
 }
 
-table.columns td {
-	vertical-align: top ;
+td {
 	padding: 0 ;
-	padding-bottom: 1em ;
-	text-align: justify ;
-	line-height: 1.25 ;
+	margin: 0 ;
 }
 
-p.logos a:link:hover, p.logos a:visited:hover {
-	background-color: inherit ;
+td.gutter {
+	width: 4% ;
 }
 
-table.book {
-	border: none ;
-	border-spacing: 0 ;
-	border-collapse: collapse ;
+table.columns td {
+	vertical-align: top ;
+	padding-bottom: 1em ;
+	text-align: justify ;
+	line-height: 1.25 ;
 }
 
 table.book td {
-	padding: 0 ;
 	vertical-align: top ;
 }
 
@@ -159,6 +152,10 @@ table.book span {
 	margin-top: 0.25em ;
 }
 
+p.logos a:link:hover, p.logos a:visited:hover {
+	background-color: inherit ;
+}
+
 img {
 	background-color: white ;
 }
diff --git a/libs/liblua/docs/readme.html b/libs/liblua/docs/readme.html
index 96a9386e2a..b118f7b02d 100644
--- a/libs/liblua/docs/readme.html
+++ b/libs/liblua/docs/readme.html
@@ -107,7 +107,7 @@ Here are the details.
 <OL>
 <LI>
 Open a terminal window and move to
-the top-level directory, which is named <TT>lua-5.3.x</TT>.
+the top-level directory, which is named <TT>lua-5.3.5</TT>.
 The <TT>Makefile</TT> there controls both the build process and the installation process.
 <P>
 <LI>
@@ -355,10 +355,10 @@ THE SOFTWARE.
 
 <P CLASS="footer">
 Last update:
-Thu Dec 22 18:22:57 BRST 2016
+Mon Jun 18 22:57:33 -03 2018
 </P>
 <!--
-Last change: revised for Lua 5.3.4
+Last change: revised for Lua 5.3.5
 -->
 
 </BODY>
diff --git a/libs/liblua/include/lua.hpp b/libs/liblua/include/lua.hpp
index 4030829227..ec417f5946 100644
--- a/libs/liblua/include/lua.hpp
+++ b/libs/liblua/include/lua.hpp
@@ -3,7 +3,7 @@
 // <<extern "C">> not supplied automatically because Lua also compiles as C++
 
 extern "C" {
-#include "../src/lua.h"
-#include "../src/lualib.h"
-#include "../src/lauxlib.h"
+#include "lua.h"
+#include "lualib.h"
+#include "lauxlib.h"
 }
diff --git a/libs/liblua/src/lapi.c b/libs/liblua/src/lapi.c
index 1c4d07ddaf..02b7fab7ea 100644
--- a/libs/liblua/src/lapi.c
+++ b/libs/liblua/src/lapi.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lapi.c,v 2.258 2016/01/05 16:07:21 roberto Exp roberto $
+** $Id: lapi.c,v 2.259.1.2 2017/12/06 18:35:12 roberto Exp $
 ** Lua API
 ** See Copyright Notice in lua.h
 */
@@ -533,6 +533,7 @@ LUA_API void lua_pushcclosure (lua_State *L, lua_CFunction fn, int n) {
   lua_lock(L);
   if (n == 0) {
     setfvalue(L->top, fn);
+    api_incr_top(L);
   }
   else {
     CClosure *cl;
@@ -546,9 +547,9 @@ LUA_API void lua_pushcclosure (lua_State *L, lua_CFunction fn, int n) {
       /* does not need barrier because closure is white */
     }
     setclCvalue(L, L->top, cl);
+    api_incr_top(L);
+    luaC_checkGC(L);
   }
-  api_incr_top(L);
-  luaC_checkGC(L);
   lua_unlock(L);
 }
 
diff --git a/libs/liblua/src/lapi.h b/libs/liblua/src/lapi.h
index b39898ebd5..8e16ad53d9 100644
--- a/libs/liblua/src/lapi.h
+++ b/libs/liblua/src/lapi.h
@@ -1,5 +1,5 @@
 /*
-** $Id: lapi.h,v 2.8 2014/07/15 21:26:50 roberto Exp roberto $
+** $Id: lapi.h,v 2.9.1.1 2017/04/19 17:20:42 roberto Exp $
 ** Auxiliary functions from Lua API
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/lauxlib.c b/libs/liblua/src/lauxlib.c
index 7b14ca4d2b..8bdada50a7 100644
--- a/libs/liblua/src/lauxlib.c
+++ b/libs/liblua/src/lauxlib.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lauxlib.c,v 1.288 2016/12/04 20:17:24 roberto Exp roberto $
+** $Id: lauxlib.c,v 1.289.1.1 2017/04/19 17:20:42 roberto Exp $
 ** Auxiliary functions for building Lua libraries
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/lauxlib.h b/libs/liblua/src/lauxlib.h
index 1d65c975ad..9857d3a835 100644
--- a/libs/liblua/src/lauxlib.h
+++ b/libs/liblua/src/lauxlib.h
@@ -1,5 +1,5 @@
 /*
-** $Id: lauxlib.h,v 1.130 2016/12/04 20:17:24 roberto Exp roberto $
+** $Id: lauxlib.h,v 1.131.1.1 2017/04/19 17:20:42 roberto Exp $
 ** Auxiliary functions for building Lua libraries
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/lbaselib.c b/libs/liblua/src/lbaselib.c
index 98602952c4..6460e4f8d4 100644
--- a/libs/liblua/src/lbaselib.c
+++ b/libs/liblua/src/lbaselib.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lbaselib.c,v 1.313 2016/04/11 19:18:40 roberto Exp roberto $
+** $Id: lbaselib.c,v 1.314.1.1 2017/04/19 17:39:34 roberto Exp $
 ** Basic library
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/lbitlib.c b/libs/liblua/src/lbitlib.c
index 02483d695b..4786c0d483 100644
--- a/libs/liblua/src/lbitlib.c
+++ b/libs/liblua/src/lbitlib.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lbitlib.c,v 1.29 2015/10/08 15:55:35 roberto Exp roberto $
+** $Id: lbitlib.c,v 1.30.1.1 2017/04/19 17:20:42 roberto Exp $
 ** Standard library for bitwise operations
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/lcode.c b/libs/liblua/src/lcode.c
index aca0256d44..12619f54a0 100644
--- a/libs/liblua/src/lcode.c
+++ b/libs/liblua/src/lcode.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lcode.c,v 2.111 2016/07/19 17:12:07 roberto Exp roberto $
+** $Id: lcode.c,v 2.112.1.1 2017/04/19 17:20:42 roberto Exp $
 ** Code generator for Lua
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/lcode.h b/libs/liblua/src/lcode.h
index d2b5100e18..882dc9c156 100644
--- a/libs/liblua/src/lcode.h
+++ b/libs/liblua/src/lcode.h
@@ -1,5 +1,5 @@
 /*
-** $Id: lcode.h,v 1.63 2013/12/30 20:47:58 roberto Exp roberto $
+** $Id: lcode.h,v 1.64.1.1 2017/04/19 17:20:42 roberto Exp $
 ** Code generator for Lua
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/lcorolib.c b/libs/liblua/src/lcorolib.c
index 95467264cd..0b17af9e34 100644
--- a/libs/liblua/src/lcorolib.c
+++ b/libs/liblua/src/lcorolib.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lcorolib.c,v 1.9 2014/11/02 19:19:04 roberto Exp roberto $
+** $Id: lcorolib.c,v 1.10.1.1 2017/04/19 17:20:42 roberto Exp $
 ** Coroutine Library
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/lctype.c b/libs/liblua/src/lctype.c
index 367640c662..f8ad7a2edf 100644
--- a/libs/liblua/src/lctype.c
+++ b/libs/liblua/src/lctype.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lctype.c,v 1.11 2011/10/03 16:19:23 roberto Exp roberto $
+** $Id: lctype.c,v 1.12.1.1 2017/04/19 17:20:42 roberto Exp $
 ** 'ctype' functions for Lua
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/lctype.h b/libs/liblua/src/lctype.h
index 5dc17013c2..b09b21a337 100644
--- a/libs/liblua/src/lctype.h
+++ b/libs/liblua/src/lctype.h
@@ -1,5 +1,5 @@
 /*
-** $Id: lctype.h,v 1.11 2011/06/27 18:22:46 roberto Exp roberto $
+** $Id: lctype.h,v 1.12.1.1 2013/04/12 18:48:47 roberto Exp $
 ** 'ctype' functions for Lua
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/ldblib.c b/libs/liblua/src/ldblib.c
index 0bcd2e9e93..9d29afb0a8 100644
--- a/libs/liblua/src/ldblib.c
+++ b/libs/liblua/src/ldblib.c
@@ -1,5 +1,5 @@
 /*
-** $Id: ldblib.c,v 1.150 2015/11/19 19:16:22 roberto Exp roberto $
+** $Id: ldblib.c,v 1.151.1.1 2017/04/19 17:20:42 roberto Exp $
 ** Interface from Lua to its debug API
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/ldebug.c b/libs/liblua/src/ldebug.c
index f1835890a5..e1389296e9 100644
--- a/libs/liblua/src/ldebug.c
+++ b/libs/liblua/src/ldebug.c
@@ -1,5 +1,5 @@
 /*
-** $Id: ldebug.c,v 2.120 2016/03/31 19:01:21 roberto Exp roberto $
+** $Id: ldebug.c,v 2.121.1.2 2017/07/10 17:21:50 roberto Exp $
 ** Debug Interface
 ** See Copyright Notice in lua.h
 */
@@ -653,6 +653,7 @@ l_noret luaG_runerror (lua_State *L, const char *fmt, ...) {
   CallInfo *ci = L->ci;
   const char *msg;
   va_list argp;
+  luaC_checkGC(L);  /* error message uses memory */
   va_start(argp, fmt);
   msg = luaO_pushvfstring(L, fmt, argp);  /* format message */
   va_end(argp);
diff --git a/libs/liblua/src/ldebug.h b/libs/liblua/src/ldebug.h
index 9c0a03a6fe..8cea0ee0a7 100644
--- a/libs/liblua/src/ldebug.h
+++ b/libs/liblua/src/ldebug.h
@@ -1,5 +1,5 @@
 /*
-** $Id: ldebug.h,v 2.13 2015/03/11 16:10:41 roberto Exp roberto $
+** $Id: ldebug.h,v 2.14.1.1 2017/04/19 17:20:42 roberto Exp $
 ** Auxiliary functions from Debug Interface module
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/ldo.c b/libs/liblua/src/ldo.c
index 1338751602..316e45c8fe 100644
--- a/libs/liblua/src/ldo.c
+++ b/libs/liblua/src/ldo.c
@@ -1,5 +1,5 @@
 /*
-** $Id: ldo.c,v 2.156 2016/09/20 16:37:45 roberto Exp roberto $
+** $Id: ldo.c,v 2.157.1.1 2017/04/19 17:20:42 roberto Exp $
 ** Stack and Call structure of Lua
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/ldo.h b/libs/liblua/src/ldo.h
index b2065cfa68..3b2983a386 100644
--- a/libs/liblua/src/ldo.h
+++ b/libs/liblua/src/ldo.h
@@ -1,5 +1,5 @@
 /*
-** $Id: ldo.h,v 2.28 2015/11/23 11:29:43 roberto Exp roberto $
+** $Id: ldo.h,v 2.29.1.1 2017/04/19 17:20:42 roberto Exp $
 ** Stack and Call structure of Lua
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/ldump.c b/libs/liblua/src/ldump.c
index 19030edc87..f025acac3c 100644
--- a/libs/liblua/src/ldump.c
+++ b/libs/liblua/src/ldump.c
@@ -1,5 +1,5 @@
 /*
-** $Id: ldump.c,v 2.36 2015/03/30 15:43:51 roberto Exp roberto $
+** $Id: ldump.c,v 2.37.1.1 2017/04/19 17:20:42 roberto Exp $
 ** save precompiled Lua chunks
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/lfunc.c b/libs/liblua/src/lfunc.c
index 4c10230e3f..ccafbb8ab3 100644
--- a/libs/liblua/src/lfunc.c
+++ b/libs/liblua/src/lfunc.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lfunc.c,v 2.44 2014/10/25 11:50:46 roberto Exp roberto $
+** $Id: lfunc.c,v 2.45.1.1 2017/04/19 17:39:34 roberto Exp $
 ** Auxiliary functions to manipulate prototypes and closures
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/lfunc.h b/libs/liblua/src/lfunc.h
index 6fd3fbac03..c916e9878a 100644
--- a/libs/liblua/src/lfunc.h
+++ b/libs/liblua/src/lfunc.h
@@ -1,5 +1,5 @@
 /*
-** $Id: lfunc.h,v 2.14 2014/06/19 18:27:20 roberto Exp roberto $
+** $Id: lfunc.h,v 2.15.1.1 2017/04/19 17:39:34 roberto Exp $
 ** Auxiliary functions to manipulate prototypes and closures
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/lgc.c b/libs/liblua/src/lgc.c
index de3f2a2155..db4df82922 100644
--- a/libs/liblua/src/lgc.c
+++ b/libs/liblua/src/lgc.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lgc.c,v 2.214 2016/11/07 12:38:35 roberto Exp roberto $
+** $Id: lgc.c,v 2.215.1.2 2017/08/31 16:15:27 roberto Exp $
 ** Garbage Collector
 ** See Copyright Notice in lua.h
 */
@@ -643,8 +643,9 @@ static void clearkeys (global_State *g, GCObject *l, GCObject *f) {
     for (n = gnode(h, 0); n < limit; n++) {
       if (!ttisnil(gval(n)) && (iscleared(g, gkey(n)))) {
         setnilvalue(gval(n));  /* remove value ... */
-        removeentry(n);  /* and remove entry from table */
       }
+      if (ttisnil(gval(n)))  /* is entry empty? */
+        removeentry(n);  /* remove entry from table */
     }
   }
 }
diff --git a/libs/liblua/src/lgc.h b/libs/liblua/src/lgc.h
index 75f24bc03d..425cd7cef3 100644
--- a/libs/liblua/src/lgc.h
+++ b/libs/liblua/src/lgc.h
@@ -1,5 +1,5 @@
 /*
-** $Id: lgc.h,v 2.90 2015/10/21 18:15:15 roberto Exp roberto $
+** $Id: lgc.h,v 2.91.1.1 2017/04/19 17:39:34 roberto Exp $
 ** Garbage Collector
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/linit.c b/libs/liblua/src/linit.c
index 897ae3523b..480da52c7e 100644
--- a/libs/liblua/src/linit.c
+++ b/libs/liblua/src/linit.c
@@ -1,5 +1,5 @@
 /*
-** $Id: linit.c,v 1.38 2015/01/05 13:48:33 roberto Exp roberto $
+** $Id: linit.c,v 1.39.1.1 2017/04/19 17:20:42 roberto Exp $
 ** Initialization of libraries for lua.c and other clients
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/liolib.c b/libs/liblua/src/liolib.c
index 8491edca39..8a9e75cd08 100644
--- a/libs/liblua/src/liolib.c
+++ b/libs/liblua/src/liolib.c
@@ -1,5 +1,5 @@
 /*
-** $Id: liolib.c,v 2.150 2016/09/01 16:14:56 roberto Exp roberto $
+** $Id: liolib.c,v 2.151.1.1 2017/04/19 17:29:57 roberto Exp $
 ** Standard I/O (and system) library
 ** See Copyright Notice in lua.h
 */
@@ -206,11 +206,16 @@ static int aux_close (lua_State *L) {
 }
 
 
+static int f_close (lua_State *L) {
+  tofile(L);  /* make sure argument is an open stream */
+  return aux_close(L);
+}
+
+
 static int io_close (lua_State *L) {
   if (lua_isnone(L, 1))  /* no argument? */
     lua_getfield(L, LUA_REGISTRYINDEX, IO_OUTPUT);  /* use standard output */
-  tofile(L);  /* make sure argument is an open stream */
-  return aux_close(L);
+  return f_close(L);
 }
 
 
@@ -712,7 +717,7 @@ static const luaL_Reg iolib[] = {
 ** methods for file handles
 */
 static const luaL_Reg flib[] = {
-  {"close", io_close},
+  {"close", f_close},
   {"flush", f_flush},
   {"lines", f_lines},
   {"read", f_read},
diff --git a/libs/liblua/src/llex.c b/libs/liblua/src/llex.c
index 8f44cbef2e..66fd411ba9 100644
--- a/libs/liblua/src/llex.c
+++ b/libs/liblua/src/llex.c
@@ -1,5 +1,5 @@
 /*
-** $Id: llex.c,v 2.95 2015/11/19 19:16:22 roberto Exp roberto $
+** $Id: llex.c,v 2.96.1.1 2017/04/19 17:20:42 roberto Exp $
 ** Lexical Analyzer
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/llex.h b/libs/liblua/src/llex.h
index a50b687351..2ed0af66a4 100644
--- a/libs/liblua/src/llex.h
+++ b/libs/liblua/src/llex.h
@@ -1,5 +1,5 @@
 /*
-** $Id: llex.h,v 1.78 2014/10/29 15:38:24 roberto Exp roberto $
+** $Id: llex.h,v 1.79.1.1 2017/04/19 17:20:42 roberto Exp $
 ** Lexical Analyzer
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/llimits.h b/libs/liblua/src/llimits.h
index fa14dfc739..d1036f6bc8 100644
--- a/libs/liblua/src/llimits.h
+++ b/libs/liblua/src/llimits.h
@@ -1,5 +1,5 @@
 /*
-** $Id: llimits.h,v 1.140 2015/10/21 18:40:47 roberto Exp roberto $
+** $Id: llimits.h,v 1.141.1.1 2017/04/19 17:20:42 roberto Exp $
 ** Limits, basic types, and some other 'installation-dependent' definitions
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/lmathlib.c b/libs/liblua/src/lmathlib.c
index e0240c9b54..7ef7e593fd 100644
--- a/libs/liblua/src/lmathlib.c
+++ b/libs/liblua/src/lmathlib.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lmathlib.c,v 1.118 2016/12/20 18:37:00 roberto Exp roberto $
+** $Id: lmathlib.c,v 1.119.1.1 2017/04/19 17:20:42 roberto Exp $
 ** Standard mathematical library
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/lmem.c b/libs/liblua/src/lmem.c
index 83a9082c5f..0241cc3bac 100644
--- a/libs/liblua/src/lmem.c
+++ b/libs/liblua/src/lmem.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lmem.c,v 1.90 2015/03/03 18:18:29 roberto Exp roberto $
+** $Id: lmem.c,v 1.91.1.1 2017/04/19 17:20:42 roberto Exp $
 ** Interface to Memory Manager
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/lmem.h b/libs/liblua/src/lmem.h
index 7af316f020..357b1e43e7 100644
--- a/libs/liblua/src/lmem.h
+++ b/libs/liblua/src/lmem.h
@@ -1,5 +1,5 @@
 /*
-** $Id: lmem.h,v 1.42 2014/12/19 13:45:40 roberto Exp roberto $
+** $Id: lmem.h,v 1.43.1.1 2017/04/19 17:20:42 roberto Exp $
 ** Interface to Memory Manager
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/loadlib.c b/libs/liblua/src/loadlib.c
index 16526603e6..45f44d3225 100644
--- a/libs/liblua/src/loadlib.c
+++ b/libs/liblua/src/loadlib.c
@@ -1,5 +1,5 @@
 /*
-** $Id: loadlib.c,v 1.128 2016/07/18 17:55:59 roberto Exp roberto $
+** $Id: loadlib.c,v 1.130.1.1 2017/04/19 17:20:42 roberto Exp $
 ** Dynamic library loader for Lua
 ** See Copyright Notice in lua.h
 **
@@ -64,6 +64,9 @@ static const int CLIBS = 0;
 #define LIB_FAIL	"open"
 
 
+#define setprogdir(L)           ((void)0)
+
+
 /*
 ** system-dependent functions
 */
@@ -155,6 +158,30 @@ static lua_CFunction lsys_sym (lua_State *L, void *lib, const char *sym) {
 #endif
 
 
+#undef setprogdir
+
+
+/*
+** Replace in the path (on the top of the stack) any occurrence
+** of LUA_EXEC_DIR with the executable's path.
+*/
+static void setprogdir (lua_State *L) {
+  char buff[MAX_PATH + 1];
+  char *lb;
+  DWORD nsize = sizeof(buff)/sizeof(char);
+  DWORD n = GetModuleFileNameA(NULL, buff, nsize);  /* get exec. name */
+  if (n == 0 || n == nsize || (lb = strrchr(buff, '\\')) == NULL)
+    luaL_error(L, "unable to get ModuleFileName");
+  else {
+    *lb = '\0';  /* cut name on the last '\\' to get the path */
+    luaL_gsub(L, lua_tostring(L, -1), LUA_EXEC_DIR, buff);
+    lua_remove(L, -2);  /* remove original string */
+  }
+}
+
+
+
+
 static void pusherror (lua_State *L) {
   int error = GetLastError();
   char buffer[128];
@@ -223,6 +250,67 @@ static lua_CFunction lsys_sym (lua_State *L, void *lib, const char *sym) {
 #endif				/* } */
 
 
+/*
+** {==================================================================
+** Set Paths
+** ===================================================================
+*/
+
+/*
+** LUA_PATH_VAR and LUA_CPATH_VAR are the names of the environment
+** variables that Lua check to set its paths.
+*/
+#if !defined(LUA_PATH_VAR)
+#define LUA_PATH_VAR    "LUA_PATH"
+#endif
+
+#if !defined(LUA_CPATH_VAR)
+#define LUA_CPATH_VAR   "LUA_CPATH"
+#endif
+
+
+#define AUXMARK         "\1"	/* auxiliary mark */
+
+
+/*
+** return registry.LUA_NOENV as a boolean
+*/
+static int noenv (lua_State *L) {
+  int b;
+  lua_getfield(L, LUA_REGISTRYINDEX, "LUA_NOENV");
+  b = lua_toboolean(L, -1);
+  lua_pop(L, 1);  /* remove value */
+  return b;
+}
+
+
+/*
+** Set a path
+*/
+static void setpath (lua_State *L, const char *fieldname,
+                                   const char *envname,
+                                   const char *dft) {
+  const char *nver = lua_pushfstring(L, "%s%s", envname, LUA_VERSUFFIX);
+  const char *path = getenv(nver);  /* use versioned name */
+  if (path == NULL)  /* no environment variable? */
+    path = getenv(envname);  /* try unversioned name */
+  if (path == NULL || noenv(L))  /* no environment variable? */
+    lua_pushstring(L, dft);  /* use default */
+  else {
+    /* replace ";;" by ";AUXMARK;" and then AUXMARK by default path */
+    path = luaL_gsub(L, path, LUA_PATH_SEP LUA_PATH_SEP,
+                              LUA_PATH_SEP AUXMARK LUA_PATH_SEP);
+    luaL_gsub(L, path, AUXMARK, dft);
+    lua_remove(L, -2); /* remove result from 1st 'gsub' */
+  }
+  setprogdir(L);
+  lua_setfield(L, -3, fieldname);  /* package[fieldname] = path value */
+  lua_pop(L, 1);  /* pop versioned variable name */
+}
+
+/* }================================================================== */
+
+
 /*
 ** return registry.CLIBS[path]
 */
@@ -680,10 +768,9 @@ LUAMOD_API int luaopen_package (lua_State *L) {
   createclibstable(L);
   luaL_newlib(L, pk_funcs);  /* create 'package' table */
   createsearcherstable(L);
-  lua_pushstring(L, LUA_PATH_DEFAULT);
-  lua_setfield(L, -2, "path");  /* package.path = default path */
-  lua_pushstring(L, LUA_CPATH_DEFAULT);
-  lua_setfield(L, -2, "cpath");  /* package.cpath = default cpath */
+  /* set paths */
+  setpath(L, "path", LUA_PATH_VAR, LUA_PATH_DEFAULT);
+  setpath(L, "cpath", LUA_CPATH_VAR, LUA_CPATH_DEFAULT);
   /* store config information */
   lua_pushliteral(L, LUA_DIRSEP "\n" LUA_PATH_SEP "\n" LUA_PATH_MARK "\n"
                      LUA_EXEC_DIR "\n" LUA_IGMARK "\n");
diff --git a/libs/liblua/src/lobject.c b/libs/liblua/src/lobject.c
index e234df3d61..2218c8cdd7 100644
--- a/libs/liblua/src/lobject.c
+++ b/libs/liblua/src/lobject.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lobject.c,v 2.112 2016/06/27 13:15:08 roberto Exp roberto $
+** $Id: lobject.c,v 2.113.1.1 2017/04/19 17:29:57 roberto Exp $
 ** Some generic functions over Lua objects
 ** See Copyright Notice in lua.h
 */
@@ -435,7 +435,8 @@ const char *luaO_pushvfstring (lua_State *L, const char *fmt, va_list argp) {
       }
       case 'p': {  /* a pointer */
         char buff[4*sizeof(void *) + 8]; /* should be enough space for a '%p' */
-        int l = l_sprintf(buff, sizeof(buff), "%p", va_arg(argp, void *));
+        void *p = va_arg(argp, void *);
+        int l = lua_pointer2str(buff, sizeof(buff), p);
         pushstr(L, buff, l);
         break;
       }
diff --git a/libs/liblua/src/lobject.h b/libs/liblua/src/lobject.h
index eeddfdef50..2408861402 100644
--- a/libs/liblua/src/lobject.h
+++ b/libs/liblua/src/lobject.h
@@ -1,5 +1,5 @@
 /*
-** $Id: lobject.h,v 2.116 2015/11/03 18:33:10 roberto Exp roberto $
+** $Id: lobject.h,v 2.117.1.1 2017/04/19 17:39:34 roberto Exp $
 ** Type definitions for Lua objects
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/lopcodes.c b/libs/liblua/src/lopcodes.c
index 10d4bbce17..5ca3eb261a 100644
--- a/libs/liblua/src/lopcodes.c
+++ b/libs/liblua/src/lopcodes.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lopcodes.c,v 1.54 2014/11/02 19:19:04 roberto Exp roberto $
+** $Id: lopcodes.c,v 1.55.1.1 2017/04/19 17:20:42 roberto Exp $
 ** Opcodes for Lua virtual machine
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/lopcodes.h b/libs/liblua/src/lopcodes.h
index dd2a7571d9..6feaa1cd07 100644
--- a/libs/liblua/src/lopcodes.h
+++ b/libs/liblua/src/lopcodes.h
@@ -1,5 +1,5 @@
 /*
-** $Id: lopcodes.h,v 1.148 2014/10/25 11:50:46 roberto Exp roberto $
+** $Id: lopcodes.h,v 1.149.1.1 2017/04/19 17:20:42 roberto Exp $
 ** Opcodes for Lua virtual machine
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/loslib.c b/libs/liblua/src/loslib.c
index dd2bb378d1..de590c6b71 100644
--- a/libs/liblua/src/loslib.c
+++ b/libs/liblua/src/loslib.c
@@ -1,5 +1,5 @@
 /*
-** $Id: loslib.c,v 1.64 2016/04/18 13:06:55 roberto Exp $
+** $Id: loslib.c,v 1.65.1.1 2017/04/19 17:29:57 roberto Exp $
 ** Standard Operating System library
 ** See Copyright Notice in lua.h
 */
@@ -293,7 +293,8 @@ static int os_date (lua_State *L) {
   else
     stm = l_localtime(&t, &tmr);
   if (stm == NULL)  /* invalid date? */
-    luaL_error(L, "time result cannot be represented in this installation");
+    return luaL_error(L,
+                 "time result cannot be represented in this installation");
   if (strcmp(s, "*t") == 0) {
     lua_createtable(L, 0, 9);  /* 9 = number of fields */
     setallfields(L, stm);
@@ -340,7 +341,8 @@ static int os_time (lua_State *L) {
     setallfields(L, &ts);  /* update fields with normalized values */
   }
   if (t != (time_t)(l_timet)t || t == (time_t)(-1))
-    luaL_error(L, "time result cannot be represented in this installation");
+    return luaL_error(L,
+                  "time result cannot be represented in this installation");
   l_pushtime(L, t);
   return 1;
 }
diff --git a/libs/liblua/src/lparser.c b/libs/liblua/src/lparser.c
index 5894d8ffc7..cc54de43c6 100644
--- a/libs/liblua/src/lparser.c
+++ b/libs/liblua/src/lparser.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lparser.c,v 2.154 2016/06/22 15:48:25 roberto Exp roberto $
+** $Id: lparser.c,v 2.155.1.2 2017/04/29 18:11:40 roberto Exp $
 ** Lua Parser
 ** See Copyright Notice in lua.h
 */
@@ -1392,7 +1392,7 @@ static void test_then_block (LexState *ls, int *escapelist) {
     luaK_goiffalse(ls->fs, &v);  /* will jump to label if condition is true */
     enterblock(fs, &bl, 0);  /* must enter block before 'goto' */
     gotostat(ls, v.t);  /* handle goto/break */
-    skipnoopstat(ls);  /* skip other no-op statements */
+    while (testnext(ls, ';')) {}  /* skip colons */
     if (block_follow(ls, 0)) {  /* 'goto' is the entire block? */
       leaveblock(fs);
       return;  /* and that is it */
diff --git a/libs/liblua/src/lparser.h b/libs/liblua/src/lparser.h
index 13e613accc..f45b23cba5 100644
--- a/libs/liblua/src/lparser.h
+++ b/libs/liblua/src/lparser.h
@@ -1,5 +1,5 @@
 /*
-** $Id: lparser.h,v 1.75 2015/12/17 15:44:50 roberto Exp roberto $
+** $Id: lparser.h,v 1.76.1.1 2017/04/19 17:20:42 roberto Exp $
 ** Lua Parser
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/lprefix.h b/libs/liblua/src/lprefix.h
index 6b72f0eba7..9a749a3f30 100644
--- a/libs/liblua/src/lprefix.h
+++ b/libs/liblua/src/lprefix.h
@@ -1,5 +1,5 @@
 /*
-** $Id: lprefix.h,v 1.1 2014/11/03 15:12:44 roberto Exp roberto $
+** $Id: lprefix.h,v 1.2.1.1 2017/04/19 17:20:42 roberto Exp $
 ** Definitions for Lua code that must come before any other header file
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/lstate.c b/libs/liblua/src/lstate.c
index 0c056f9041..c1a76643c3 100644
--- a/libs/liblua/src/lstate.c
+++ b/libs/liblua/src/lstate.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lstate.c,v 2.132 2015/11/02 16:01:41 roberto Exp roberto $
+** $Id: lstate.c,v 2.133.1.1 2017/04/19 17:39:34 roberto Exp $
 ** Global State
 ** See Copyright Notice in lua.h
 */
@@ -339,9 +339,6 @@ LUA_API lua_State *lua_newstate (lua_Alloc f, void *ud) {
 
 
 LUA_API void lua_close (lua_State *L) {
-  if (!L)
-	 return;
-
   L = G(L)->mainthread;  /* only the main thread can be closed */
   lua_lock(L);
   close_state(L);
diff --git a/libs/liblua/src/lstate.h b/libs/liblua/src/lstate.h
index 9985545e47..56b3741000 100644
--- a/libs/liblua/src/lstate.h
+++ b/libs/liblua/src/lstate.h
@@ -1,5 +1,5 @@
 /*
-** $Id: lstate.h,v 2.132 2016/10/19 12:31:42 roberto Exp roberto $
+** $Id: lstate.h,v 2.133.1.1 2017/04/19 17:39:34 roberto Exp $
 ** Global State
 ** See Copyright Notice in lua.h
 */
@@ -26,6 +26,24 @@
 ** 'tobefnz': all objects ready to be finalized;
 ** 'fixedgc': all objects that are not to be collected (currently
 ** only small strings, such as reserved words).
+**
+** Moreover, there is another set of lists that control gray objects.
+** These lists are linked by fields 'gclist'. (All objects that
+** can become gray have such a field. The field is not the same
+** in all objects, but it always has this name.)  Any gray object
+** must belong to one of these lists, and all objects in these lists
+** must be gray:
+**
+** 'gray': regular gray objects, still waiting to be visited.
+** 'grayagain': objects that must be revisited at the atomic phase.
+**   That includes
+**   - black objects got in a write barrier;
+**   - all kinds of weak tables during propagation phase;
+**   - all threads.
+** 'weak': tables with weak values to be cleared;
+** 'ephemeron': ephemeron tables with white->white entries;
+** 'allweak': tables with weak keys and/or weak values to be cleared.
+** The last three lists are used only during the atomic phase.
 
 */
 
diff --git a/libs/liblua/src/lstring.c b/libs/liblua/src/lstring.c
index fc9eb220e7..6257f211d9 100644
--- a/libs/liblua/src/lstring.c
+++ b/libs/liblua/src/lstring.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lstring.c,v 2.55 2015/11/03 15:36:01 roberto Exp roberto $
+** $Id: lstring.c,v 2.56.1.1 2017/04/19 17:20:42 roberto Exp $
 ** String table (keeps all strings handled by Lua)
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/lstring.h b/libs/liblua/src/lstring.h
index 6351003af8..d612abd333 100644
--- a/libs/liblua/src/lstring.h
+++ b/libs/liblua/src/lstring.h
@@ -1,5 +1,5 @@
 /*
-** $Id: lstring.h,v 1.60 2015/09/08 15:41:05 roberto Exp roberto $
+** $Id: lstring.h,v 1.61.1.1 2017/04/19 17:20:42 roberto Exp $
 ** String table (keep all strings handled by Lua)
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/lstrlib.c b/libs/liblua/src/lstrlib.c
index 934b7db88c..b4bed7e93d 100644
--- a/libs/liblua/src/lstrlib.c
+++ b/libs/liblua/src/lstrlib.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lstrlib.c,v 1.253 2016/12/20 18:37:00 roberto Exp roberto $
+** $Id: lstrlib.c,v 1.254.1.1 2017/04/19 17:29:57 roberto Exp $
 ** Standard library for string operations and pattern-matching
 ** See Copyright Notice in lua.h
 */
@@ -879,7 +879,7 @@ static int lua_number2strx (lua_State *L, char *buff, int sz,
       buff[i] = toupper(uchar(buff[i]));
   }
   else if (fmt[SIZELENMOD] != 'a')
-    luaL_error(L, "modifiers for format '%%a'/'%%A' not implemented");
+    return luaL_error(L, "modifiers for format '%%a'/'%%A' not implemented");
   return n;
 }
 
@@ -1199,8 +1199,8 @@ static int getnum (const char **fmt, int df) {
 static int getnumlimit (Header *h, const char **fmt, int df) {
   int sz = getnum(fmt, df);
   if (sz > MAXINTSIZE || sz <= 0)
-    luaL_error(h->L, "integral size (%d) out of limits [1,%d]",
-                     sz, MAXINTSIZE);
+    return luaL_error(h->L, "integral size (%d) out of limits [1,%d]",
+                            sz, MAXINTSIZE);
   return sz;
 }
 
diff --git a/libs/liblua/src/ltable.c b/libs/liblua/src/ltable.c
index 92c165adac..ea4fe7fcb3 100644
--- a/libs/liblua/src/ltable.c
+++ b/libs/liblua/src/ltable.c
@@ -1,5 +1,5 @@
 /*
-** $Id: ltable.c,v 2.117 2015/11/19 19:16:22 roberto Exp roberto $
+** $Id: ltable.c,v 2.118.1.4 2018/06/08 16:22:51 roberto Exp $
 ** Lua tables (hash)
 ** See Copyright Notice in lua.h
 */
@@ -223,7 +223,9 @@ static unsigned int computesizes (unsigned int nums[], unsigned int *pna) {
   unsigned int na = 0;  /* number of elements to go to array part */
   unsigned int optimal = 0;  /* optimal size for array part */
   /* loop while keys can fill more than half of total size */
-  for (i = 0, twotoi = 1; *pna > twotoi / 2; i++, twotoi *= 2) {
+  for (i = 0, twotoi = 1;
+       twotoi > 0 && *pna > twotoi / 2;
+       i++, twotoi *= 2) {
     if (nums[i] > 0) {
       a += nums[i];
       if (a > twotoi/2) {  /* more than half elements present? */
@@ -330,17 +332,34 @@ static void setnodevector (lua_State *L, Table *t, unsigned int size) {
 }
 
 
+typedef struct {
+  Table *t;
+  unsigned int nhsize;
+} AuxsetnodeT;
+
+
+static void auxsetnode (lua_State *L, void *ud) {
+  AuxsetnodeT *asn = cast(AuxsetnodeT *, ud);
+  setnodevector(L, asn->t, asn->nhsize);
+}
+
+
 void luaH_resize (lua_State *L, Table *t, unsigned int nasize,
                                           unsigned int nhsize) {
   unsigned int i;
   int j;
+  AuxsetnodeT asn;
   unsigned int oldasize = t->sizearray;
   int oldhsize = allocsizenode(t);
   Node *nold = t->node;  /* save old hash ... */
   if (nasize > oldasize)  /* array part must grow? */
     setarrayvector(L, t, nasize);
   /* create new hash part with appropriate size */
-  setnodevector(L, t, nhsize);
+  asn.t = t; asn.nhsize = nhsize;
+  if (luaD_rawrunprotected(L, auxsetnode, &asn) != LUA_OK) {  /* mem. error? */
+    setarrayvector(L, t, oldasize);  /* array back to its original size */
+    luaD_throw(L, LUA_ERRMEM);  /* rethrow memory error */
+  }
   if (nasize < oldasize) {  /* array part must shrink? */
     t->sizearray = nasize;
     /* re-insert elements from vanishing slice */
@@ -610,13 +629,13 @@ void luaH_setint (lua_State *L, Table *t, lua_Integer key, TValue *value) {
 }
 
 
-static int unbound_search (Table *t, unsigned int j) {
-  unsigned int i = j;  /* i is zero or a present index */
+static lua_Unsigned unbound_search (Table *t, lua_Unsigned j) {
+  lua_Unsigned i = j;  /* i is zero or a present index */
   j++;
   /* find 'i' and 'j' such that i is present and j is not */
   while (!ttisnil(luaH_getint(t, j))) {
     i = j;
-    if (j > cast(unsigned int, MAX_INT)/2) {  /* overflow? */
+    if (j > l_castS2U(LUA_MAXINTEGER) / 2) {  /* overflow? */
       /* table was built with bad purposes: resort to linear search */
       i = 1;
       while (!ttisnil(luaH_getint(t, i))) i++;
@@ -626,7 +645,7 @@ static int unbound_search (Table *t, unsigned int j) {
   }
   /* now do a binary search between them */
   while (j - i > 1) {
-    unsigned int m = (i+j)/2;
+    lua_Unsigned m = (i+j)/2;
     if (ttisnil(luaH_getint(t, m))) j = m;
     else i = m;
   }
@@ -638,7 +657,7 @@ static int unbound_search (Table *t, unsigned int j) {
 ** Try to find a boundary in table 't'. A 'boundary' is an integer index
 ** such that t[i] is non-nil and t[i+1] is nil (and 0 if t[1] is nil).
 */
-int luaH_getn (Table *t) {
+lua_Unsigned luaH_getn (Table *t) {
   unsigned int j = t->sizearray;
   if (j > 0 && ttisnil(&t->array[j - 1])) {
     /* there is a boundary in the array part: (binary) search for it */
diff --git a/libs/liblua/src/ltable.h b/libs/liblua/src/ltable.h
index bd3543b530..92db0ac7bf 100644
--- a/libs/liblua/src/ltable.h
+++ b/libs/liblua/src/ltable.h
@@ -1,5 +1,5 @@
 /*
-** $Id: ltable.h,v 2.22 2016/11/07 12:38:35 roberto Exp roberto $
+** $Id: ltable.h,v 2.23.1.2 2018/05/24 19:39:05 roberto Exp $
 ** Lua tables (hash)
 ** See Copyright Notice in lua.h
 */
@@ -54,7 +54,7 @@ LUAI_FUNC void luaH_resize (lua_State *L, Table *t, unsigned int nasize,
 LUAI_FUNC void luaH_resizearray (lua_State *L, Table *t, unsigned int nasize);
 LUAI_FUNC void luaH_free (lua_State *L, Table *t);
 LUAI_FUNC int luaH_next (lua_State *L, Table *t, StkId key);
-LUAI_FUNC int luaH_getn (Table *t);
+LUAI_FUNC lua_Unsigned luaH_getn (Table *t);
 
 
 #if defined(LUA_DEBUG)
diff --git a/libs/liblua/src/ltablib.c b/libs/liblua/src/ltablib.c
index 588bf40d2f..c5349578ec 100644
--- a/libs/liblua/src/ltablib.c
+++ b/libs/liblua/src/ltablib.c
@@ -1,5 +1,5 @@
 /*
-** $Id: ltablib.c,v 1.92 2016/02/08 12:55:19 roberto Exp roberto $
+** $Id: ltablib.c,v 1.93.1.1 2017/04/19 17:20:42 roberto Exp $
 ** Library for Table Manipulation
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/ltm.c b/libs/liblua/src/ltm.c
index b664dbed12..0e7c713214 100644
--- a/libs/liblua/src/ltm.c
+++ b/libs/liblua/src/ltm.c
@@ -1,5 +1,5 @@
 /*
-** $Id: ltm.c,v 2.37 2016/02/26 19:20:15 roberto Exp roberto $
+** $Id: ltm.c,v 2.38.1.1 2017/04/19 17:39:34 roberto Exp $
 ** Tag methods
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/ltm.h b/libs/liblua/src/ltm.h
index 70569f82c9..8170688dae 100644
--- a/libs/liblua/src/ltm.h
+++ b/libs/liblua/src/ltm.h
@@ -1,5 +1,5 @@
 /*
-** $Id: ltm.h,v 2.21 2014/10/25 11:50:46 roberto Exp roberto $
+** $Id: ltm.h,v 2.22.1.1 2017/04/19 17:20:42 roberto Exp $
 ** Tag methods
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/lua.h b/libs/liblua/src/lua.h
index fc4e23889d..c236e36095 100644
--- a/libs/liblua/src/lua.h
+++ b/libs/liblua/src/lua.h
@@ -1,5 +1,5 @@
 /*
-** $Id: lua.h,v 1.331 2016/05/30 15:53:28 roberto Exp roberto $
+** $Id: lua.h,v 1.332.1.2 2018/06/13 16:58:17 roberto Exp $
 ** Lua - A Scripting Language
 ** Lua.org, PUC-Rio, Brazil (http://www.lua.org)
 ** See Copyright Notice at the end of this file
@@ -19,11 +19,11 @@
 #define LUA_VERSION_MAJOR	"5"
 #define LUA_VERSION_MINOR	"3"
 #define LUA_VERSION_NUM		503
-#define LUA_VERSION_RELEASE	"4"
+#define LUA_VERSION_RELEASE	"5"
 
 #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) 1994-2017 Lua.org, PUC-Rio"
+#define LUA_COPYRIGHT	LUA_RELEASE "  Copyright (C) 1994-2018 Lua.org, PUC-Rio"
 #define LUA_AUTHORS	"R. Ierusalimschy, L. H. de Figueiredo, W. Celes"
 
 
@@ -460,7 +460,7 @@ struct lua_Debug {
 
 
 /******************************************************************************
-* Copyright (C) 1994-2017 Lua.org, PUC-Rio.
+* Copyright (C) 1994-2018 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
diff --git a/libs/liblua/src/luaconf.h b/libs/liblua/src/luaconf.h
index 118f997a99..9eeeea69e2 100644
--- a/libs/liblua/src/luaconf.h
+++ b/libs/liblua/src/luaconf.h
@@ -1,5 +1,5 @@
 /*
-** $Id: luaconf.h,v 1.258 2016/12/20 18:37:00 roberto Exp roberto $
+** $Id: luaconf.h,v 1.259.1.1 2017/04/19 17:29:57 roberto Exp $
 ** Configuration file for Lua
 ** See Copyright Notice in lua.h
 */
@@ -620,6 +620,13 @@
 #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 an hexadecimal numeric string.
 ** In C99, 'sprintf' (with format specifiers '%a'/'%A') does that.
diff --git a/libs/liblua/src/lualib.h b/libs/liblua/src/lualib.h
index ea07344463..f5304aa0dd 100644
--- a/libs/liblua/src/lualib.h
+++ b/libs/liblua/src/lualib.h
@@ -1,5 +1,5 @@
 /*
-** $Id: lualib.h,v 1.43 2011/12/08 12:11:37 roberto Exp roberto $
+** $Id: lualib.h,v 1.45.1.1 2017/04/19 17:20:42 roberto Exp $
 ** Lua standard libraries
 ** See Copyright Notice in lua.h
 */
@@ -11,6 +11,9 @@
 #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);
 
diff --git a/libs/liblua/src/lundump.c b/libs/liblua/src/lundump.c
index 13916bc1f1..7a67d75aaa 100644
--- a/libs/liblua/src/lundump.c
+++ b/libs/liblua/src/lundump.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lundump.c,v 2.43 2015/09/17 15:51:05 roberto Exp roberto $
+** $Id: lundump.c,v 2.44.1.1 2017/04/19 17:20:42 roberto Exp $
 ** load precompiled Lua chunks
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/lundump.h b/libs/liblua/src/lundump.h
index bc9f99a29c..ce492d689c 100644
--- a/libs/liblua/src/lundump.h
+++ b/libs/liblua/src/lundump.h
@@ -1,5 +1,5 @@
 /*
-** $Id: lundump.h,v 1.44 2014/06/19 18:27:20 roberto Exp roberto $
+** $Id: lundump.h,v 1.45.1.1 2017/04/19 17:20:42 roberto Exp $
 ** load precompiled Lua chunks
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/lutf8lib.c b/libs/liblua/src/lutf8lib.c
index 6db6fd3762..10bd238a71 100644
--- a/libs/liblua/src/lutf8lib.c
+++ b/libs/liblua/src/lutf8lib.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lutf8lib.c,v 1.15 2015/03/28 19:16:55 roberto Exp roberto $
+** $Id: lutf8lib.c,v 1.16.1.1 2017/04/19 17:29:57 roberto Exp $
 ** Standard library for UTF-8 manipulation
 ** See Copyright Notice in lua.h
 */
@@ -171,7 +171,7 @@ static int byteoffset (lua_State *L) {
   }
   else {
     if (iscont(s + posi))
-      luaL_error(L, "initial position is a continuation byte");
+      return luaL_error(L, "initial position is a continuation byte");
     if (n < 0) {
        while (n < 0 && posi > 0) {  /* move back */
          do {  /* find beginning of previous character */
diff --git a/libs/liblua/src/lvm.c b/libs/liblua/src/lvm.c
index 3709d77a4c..cc43d8714d 100644
--- a/libs/liblua/src/lvm.c
+++ b/libs/liblua/src/lvm.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lvm.c,v 2.267 2016/01/05 16:07:21 roberto Exp roberto $
+** $Id: lvm.c,v 2.268.1.1 2017/04/19 17:39:34 roberto Exp $
 ** Lua virtual machine
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/lvm.h b/libs/liblua/src/lvm.h
index ca75a3386e..a8f954f04c 100644
--- a/libs/liblua/src/lvm.h
+++ b/libs/liblua/src/lvm.h
@@ -1,5 +1,5 @@
 /*
-** $Id: lvm.h,v 2.40 2016/01/05 16:07:21 roberto Exp roberto $
+** $Id: lvm.h,v 2.41.1.1 2017/04/19 17:20:42 roberto Exp $
 ** Lua virtual machine
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/lzio.c b/libs/liblua/src/lzio.c
index eb6151a0b2..6f79094410 100644
--- a/libs/liblua/src/lzio.c
+++ b/libs/liblua/src/lzio.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lzio.c,v 1.36 2014/11/02 19:19:04 roberto Exp roberto $
+** $Id: lzio.c,v 1.37.1.1 2017/04/19 17:20:42 roberto Exp $
 ** Buffered streams
 ** See Copyright Notice in lua.h
 */
diff --git a/libs/liblua/src/lzio.h b/libs/liblua/src/lzio.h
index fb310b99c5..d897870815 100644
--- a/libs/liblua/src/lzio.h
+++ b/libs/liblua/src/lzio.h
@@ -1,5 +1,5 @@
 /*
-** $Id: lzio.h,v 1.30 2014/12/19 17:26:14 roberto Exp roberto $
+** $Id: lzio.h,v 1.31.1.1 2017/04/19 17:20:42 roberto Exp $
 ** Buffered streams
 ** See Copyright Notice in lua.h
 */
-- 
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