Re: gnulib fsusage

[Eli Zaretskii <eliz@gnu.org>]

> From: Po Lu <luangruo@yahoo.com>
> Cc: emacs-devel@gnu.org
> Date: Thu, 19 Jan 2023 18:11:45 +0800
> 
> Eli Zaretskii <eliz@gnu.org> writes:
> 
> > Which port needs to exclude it, and why?  Is that port going to
> > implement its own version of file-system-info?  We must have a
> > non-trivial working implementation for each supported platform,
> > because Dired (and Tramp?) uses it.
> 
> The Android port doesn't support statvfs, because that function is
> missing from the Android C library, apparently for security reasons.

Don't you think your work on the Android port should be discussed
more, and not just for the current minor issue?  I'd hate to have
those discussions when the port is ready, which means you will have
invested a lot of hard labor in it.

> > If the port you are considering will have its own implementation, then
> > the same method as DOS_NT uses will be appropriate.
> 
> I cannot find any way to do such an implementation, sorry.  But if
> someone else knows, that would be great.  Thanks.

At least return a list of 3 numbers (zeros?), not nil.