altoslib: Add callback from AltosLog on file open failure
authorKeith Packard <keithp@keithp.com>
Sun, 10 Oct 2021 04:31:24 +0000 (21:31 -0700)
committerKeith Packard <keithp@keithp.com>
Sun, 10 Oct 2021 04:31:24 +0000 (21:31 -0700)
This lets the UI tell the user that logging isn't working.

Signed-off-by: Keith Packard <keithp@keithp.com>

No differences found