(PECL eio >= 0.0.1dev)
eio_fstatvfs — Get file system statistics
eio_fstatvfs() returns file system statistics in
result of callback.
fd
A file descriptor of a file within the mounted file system.
pri
The request priority: EIO_PRI_DEFAULT, EIO_PRI_MIN, EIO_PRI_MAX, or NULL.
If NULL passed, pri internally is set to
EIO_PRI_DEFAULT.
callback
callback function is called when the request is done.
It should match the following prototype:
void callback($data, $result);
$data is custom
data passed to the request.
$result contains
request-specific result value; basically, the value returned by corresponding
system call.
data
Arbitrary variable passed to callback.
eio_fstatvfs() returns request resource on success or FALSE on error.