Re: pg_ls_tmpdir to show directories and shared filesets

>> It seems that lists are used as FIFO structures by appending, fetching &
>> deleting last, all of which are O(n). ISTM it would be better to use the
>> head of the list by inserting, getting and deleting first, which are O(1).
>
> I think you're referring to linked lists, but pglists are now arrays,

Ok… I forgot about this change, so my point is void, you took the right 
one.

-- 
Fabien.