[Toybox] Tilde expansion test on android?

[Denys Nykula]

On Thu, Jan 09, 2020 at 08:24:05PM -0600, Rob Landley wrote:
> On 1/9/20 12:02 AM, enh wrote:
> > it looks like debian says /nonexistent for ~nobody, and macOS says
> > /var/empty. so that's probably good enough for non-Android? oh, but
> > ~root works on macOS too anyway --- /var/root.

Gentoo's default ~nobody is /var/empty like on macOS, worth mentioning I think.
/nonexistent might be Debian-specific.

> The problem is not knowing what to compare the string against. And yes, I'll
> need to test for macos here too so it knows to expect /var/root, but according
> to tests/du.test that's just "$(uname) == Darwin"... except the above test for
> not having an /etc/passwd with :root: in it may also trigger on MacOSX (dunno),
> so I should probably go back to the previous test.

Could you test -e /var/root in this case instead of uname? I have Linux systems
with /var/root, though this one isn't a Gentoo thing, just local.