From 34b00c16e28c2bbc3e633b4007de956130905ed6 Mon Sep 17 00:00:00 2001
From: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date: Tue, 27 Feb 2018 15:47:32 -0300
Subject: removed compatibility code with older versions

---
 ltablib.c | 28 +---------------------------
 1 file changed, 1 insertion(+), 27 deletions(-)

(limited to 'ltablib.c')

diff --git a/ltablib.c b/ltablib.c
index 982821ed..22bfae42 100644
--- a/ltablib.c
+++ b/ltablib.c
@@ -1,5 +1,5 @@
 /*
-** $Id: ltablib.c,v 1.93 2016/02/25 19:41:54 roberto Exp roberto $
+** $Id: ltablib.c,v 1.94 2018/02/25 12:48:16 roberto Exp roberto $
 ** Library for Table Manipulation
 ** See Copyright Notice in lua.h
 */
@@ -58,24 +58,6 @@ static void checktab (lua_State *L, int arg, int what) {
 }
 
 
-#if defined(LUA_COMPAT_MAXN)
-static int maxn (lua_State *L) {
-  lua_Number max = 0;
-  luaL_checktype(L, 1, LUA_TTABLE);
-  lua_pushnil(L);  /* first key */
-  while (lua_next(L, 1)) {
-    lua_pop(L, 1);  /* remove value */
-    if (lua_type(L, -1) == LUA_TNUMBER) {
-      lua_Number v = lua_tonumber(L, -1);
-      if (v > max) max = v;
-    }
-  }
-  lua_pushnumber(L, max);
-  return 1;
-}
-#endif
-
-
 static int tinsert (lua_State *L) {
   lua_Integer e = aux_getn(L, 1, TAB_RW) + 1;  /* first empty element */
   lua_Integer pos;  /* where to insert new element */
@@ -425,9 +407,6 @@ static int sort (lua_State *L) {
 
 static const luaL_Reg tab_funcs[] = {
   {"concat", tconcat},
-#if defined(LUA_COMPAT_MAXN)
-  {"maxn", maxn},
-#endif
   {"insert", tinsert},
   {"pack", pack},
   {"unpack", unpack},
@@ -440,11 +419,6 @@ static const luaL_Reg tab_funcs[] = {
 
 LUAMOD_API int luaopen_table (lua_State *L) {
   luaL_newlib(L, tab_funcs);
-#if defined(LUA_COMPAT_UNPACK)
-  /* _G.unpack = table.unpack */
-  lua_getfield(L, -1, "unpack");
-  lua_setglobal(L, "unpack");
-#endif
   return 1;
 }
 
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