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

---
 lauxlib.c | 83 +--------------------------------------------------------------
 1 file changed, 1 insertion(+), 82 deletions(-)

(limited to 'lauxlib.c')

diff --git a/lauxlib.c b/lauxlib.c
index febd3eb1..215a83b1 100644
--- a/lauxlib.c
+++ b/lauxlib.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lauxlib.c,v 1.292 2018/01/29 19:13:27 roberto Exp roberto $
+** $Id: lauxlib.c,v 1.293 2018/02/21 13:48:44 roberto Exp roberto $
 ** Auxiliary functions for building Lua libraries
 ** See Copyright Notice in lua.h
 */
@@ -845,87 +845,6 @@ LUALIB_API const char *luaL_tolstring (lua_State *L, int idx, size_t *len) {
 }
 
 
-/*
-** {======================================================
-** Compatibility with 5.1 module functions
-** =======================================================
-*/
-#if defined(LUA_COMPAT_MODULE)
-
-static const char *luaL_findtable (lua_State *L, int idx,
-                                   const char *fname, int szhint) {
-  const char *e;
-  if (idx) lua_pushvalue(L, idx);
-  do {
-    e = strchr(fname, '.');
-    if (e == NULL) e = fname + strlen(fname);
-    lua_pushlstring(L, fname, e - fname);
-    if (lua_rawget(L, -2) == LUA_TNIL) {  /* no such field? */
-      lua_pop(L, 1);  /* remove this nil */
-      lua_createtable(L, 0, (*e == '.' ? 1 : szhint)); /* new table for field */
-      lua_pushlstring(L, fname, e - fname);
-      lua_pushvalue(L, -2);
-      lua_settable(L, -4);  /* set new table into field */
-    }
-    else if (!lua_istable(L, -1)) {  /* field has a non-table value? */
-      lua_pop(L, 2);  /* remove table and value */
-      return fname;  /* return problematic part of the name */
-    }
-    lua_remove(L, -2);  /* remove previous table */
-    fname = e + 1;
-  } while (*e == '.');
-  return NULL;
-}
-
-
-/*
-** Count number of elements in a luaL_Reg list.
-*/
-static int libsize (const luaL_Reg *l) {
-  int size = 0;
-  for (; l && l->name; l++) size++;
-  return size;
-}
-
-
-/*
-** Find or create a module table with a given name. The function
-** first looks at the LOADED table and, if that fails, try a
-** global variable with that name. In any case, leaves on the stack
-** the module table.
-*/
-LUALIB_API void luaL_pushmodule (lua_State *L, const char *modname,
-                                 int sizehint) {
-  luaL_findtable(L, LUA_REGISTRYINDEX, LUA_LOADED_TABLE, 1);
-  if (lua_getfield(L, -1, modname) != LUA_TTABLE) {  /* no LOADED[modname]? */
-    lua_pop(L, 1);  /* remove previous result */
-    /* try global variable (and create one if it does not exist) */
-    lua_pushglobaltable(L);
-    if (luaL_findtable(L, 0, modname, sizehint) != NULL)
-      luaL_error(L, "name conflict for module '%s'", modname);
-    lua_pushvalue(L, -1);
-    lua_setfield(L, -3, modname);  /* LOADED[modname] = new table */
-  }
-  lua_remove(L, -2);  /* remove LOADED table */
-}
-
-
-LUALIB_API void luaL_openlib (lua_State *L, const char *libname,
-                               const luaL_Reg *l, int nup) {
-  luaL_checkversion(L);
-  if (libname) {
-    luaL_pushmodule(L, libname, libsize(l));  /* get/create library table */
-    lua_insert(L, -(nup + 1));  /* move library table to below upvalues */
-  }
-  if (l)
-    luaL_setfuncs(L, l, nup);
-  else
-    lua_pop(L, nup);  /* remove upvalues */
-}
-
-#endif
-/* }====================================================== */
-
 /*
 ** set functions from list 'l' into table at top - 'nup'; each
 ** function gets the 'nup' elements at the top as upvalues.
-- 
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