ops specified in the fuse op vector (or, if they're missing,
we're SOL)
* great return value overhaul: return -ret to get linuxy -errno
right for the kernel
based on top of libpuffs. This version is still barebones and
incomplete, but will benefit from others working on it, rather than
just me.
The option code has still to be implemented, but this gets far enough
to run hellofs (from the fuse web page):
% priv ./hellofs ~/hellofs/mnt &
% l ~/hellofs/mnt
total 2
drwxr-xr-x 2 root wheel 0 Jan 1 1970 .
drwxr-xr-x 4 agc agc 512 Feb 9 18:05 ..
-r--r--r-- 1 root wheel 13 Jan 1 1970 hello
% cat ~/hellofs/mnt/hello
Hello World!
% df ~/hellofs/mnt
Filesystem 1K-blocks Used Avail Capacity Mounted on
/dev/dk0 28101396 18946682 7749646 70% /
kernfs 1 1 0 100% /kern
procfs 4 4 0 100% /proc
ptyfs 1 1 0 100% /dev/pts
puffs:refuse:hellofs 28101396 18946682 7749646 70% /home/agc/hellofs/mnt
% mount -v -v
...
mount: mount_puffs not found for /home/agc/hellofs/mnt
puffs:refuse:hellofs on /home/agc/hellofs/mnt type puffs (nosuid, nodev, fsid: 0xcb01/0x6acb, reads: sync 0 async 0, writes: sync 0 async 0)
%
This code is not enabled by default. Yet.
