(PECL eio >= 0.0.1dev)
eio_fsync — Synchronize a file's in-core state with storage device
$fd
, int $pri = EIO_PRI_DEFAULT
, callable $callback = NULL
, mixed $data = NULL
) : resourceSynchronize a file's in-core state with storage device
fdStream, Socket resource, or numeric file descriptor.
priThe 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(mixed $data, int $result[, resource $req]);
datais custom data passed to the request.
resultrequest-specific result value; basically, the value returned by corresponding system call.
reqis optional request resource which can be used with functions like eio_get_last_error()
data
Arbitrary variable passed to callback.
eio_fsync() returns request resource on success or false on error.