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new way to handle _PATH (old LUA_PATH)

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Roberto Ierusalimschy
2004-08-30 15:35:14 -03:00
parent bcb2cb59ac
commit 7d309480dd
4 changed files with 38 additions and 31 deletions
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9
lua.c
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@@ -1,5 +1,5 @@
/*
** $Id: lua.c,v 1.130 2004/07/13 19:56:44 roberto Exp roberto $
** $Id: lua.c,v 1.131 2004/08/26 14:19:55 roberto Exp roberto $
** Lua stand-alone interpreter
** See Copyright Notice in lua.h
*/
@@ -127,7 +127,12 @@ static int dostring (lua_State *L, const char *s, const char *name) {
static int dolibrary (lua_State *L, const char *name) {
name = luaL_searchpath(L, name, NULL);
lua_getfield(L, LUA_GLOBALSINDEX, "_PATH");
if (!lua_isstring(L, -1)) {
l_message(progname, "global _PATH must be a string");
return 1;
}
name = luaL_searchpath(L, name, lua_tostring(L, -1));
if (name == NULL) return report(L, 1);
else return dofile(L, name);
}