bug#28639: 26.0.60; get-free-disk-space gives wrong number on OS X 10.8 and later

[Michael Albinus]

Paul Eggert <eggert@cs.ucla.edu> writes:

> I installed the attached into master, as I guess the original bug is
> merely mildly annoying. We can backport it to emacs-26 if I guessed
> wrong. As this should fix the bug I'm boldly marking it as done.
>
> It strikes me that Emacs's support for fsusage on Microsoft platforms
> should be migrated into Gnulib, so that the support could benefit
> non-Emacs programs like GNU 'df' (and also simplify Emacs
> proper). That is lower priority, though.

Shouldn't we add `file-system-info' to the file name handler operations?
On remote systems running GNU df it would return proper information,
based on "df --block-size=1 --output=size,used,avail <FILE>". Remote
systems accessed via GVFS would react on "gvfs-info --filesystem <FILE>".

Best regards, Michael.