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avoid access to undefined global variables

This commit is contained in:
Roberto Ierusalimschy 2005-02-28 12:58:48 -03:00
parent d55bb795fa
commit d6143b1d7b
1 changed files with 3 additions and 2 deletions
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5
loadlib.c
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@ -1,5 +1,5 @@
/*
** $Id: loadlib.c,v 1.16 2005/01/14 14:17:18 roberto Exp roberto $
** $Id: loadlib.c,v 1.17 2005/02/18 12:40:02 roberto Exp roberto $
** Dynamic library loader for Lua
** See Copyright Notice in lua.h
*
@ -298,7 +298,8 @@ static int loader_Lua (lua_State *L) {
const char *fname = luaL_gsub(L, name, ".", LUA_DIRSEP);
const char *path;
/* try first `LUA_PATH' for compatibility */
lua_getglobal(L, "LUA_PATH");
lua_pushstring(L, "LUA_PATH");
lua_rawget(L, LUA_GLOBALSINDEX);
path = lua_tostring(L, -1);
if (!path) {
lua_pop(L, 1);