(PECL eio >= 0.0.1dev)
Get file status
resource eio_fstat ( mixed $fd, int $pri, callable $callback [, mixed $data ] )
eio_fstat() returns file status information in result argument of callback
Parameters:
fd
Stream, Socket resource, or numeric file descriptor.
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:
1 | void callback(mixed $data, int $result[, resource $req]); |
data
Arbitrary variable passed to callback.
Returns:
eio_busy() returns request resource on success or FALSE on error.
Examples:
eio_lstat() example
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 | <?php// Create temporary file$tmp_filename = dirname(__FILE__) ."/eio-file.tmp";touch($tmp_filename);/* Is called when eio_fstat() done */function my_res_cb($data, $result) { // Should output array with stat info var_dump($result); if ($data['fd']) { // Close temporary file eio_close($data['fd']); eio_event_loop(); } // Remove temporary file @unlink($data['file']);}/* Is called when eio_open() done */function my_open_cb($data, $result) { // Prepare data for callback $d = array( 'fd' => $result, 'file'=> $data ); // Request stat info eio_fstat($result, EIO_PRI_DEFAULT, "my_res_cb", $d); // Process request(s) eio_event_loop();}// Open temporary fileeio_open($tmp_filename, EIO_O_RDONLY, NULL, EIO_PRI_DEFAULT, "my_open_cb", $tmp_filename);eio_event_loop();?> |
The above example will output something similar to:
array(12) {
["st_dev"]=>
int(2050)
["st_ino"]=>
int(2489159)
["st_mode"]=>
int(33188)
["st_nlink"]=>
int(1)
["st_uid"]=>
int(1000)
["st_gid"]=>
int(100)
["st_rdev"]=>
int(0)
["st_blksize"]=>
int(4096)
["st_blocks"]=>
int(0)
["st_atime"]=>
int(1318239506)
["st_mtime"]=>
int(1318239506)
["st_ctime"]=>
int(1318239506)
}
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