shithub: lu9-lua

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os9lib: handle no argument case of os.setlocale

--- a/los9lib.c

+++ b/los9lib.c

@@ -346,7 +346,8 @@

 static int

 os_setlocale(lua_State *L)

 {

-	if(lua_isnil(L, 1) || strcmp(luaL_checkstring(L, 1), "C") == 0)

+	if(lua_gettop(L) == 0 || lua_isnil(L, 1)

+	|| strcmp(luaL_checkstring(L, 1), "C") == 0)

 		lua_pushstring(L, "C");

 	else

 		luaL_pushfail(L);