posix_mknod
(PHP 5 >= 5.1.0)
posix_mknod —
Create a special or ordinary file (POSIX.1)
Description
bool posix_mknod
( string $pathname
, int $mode
[, int $major
[, int $minor
]] )
Parameters
-
pathname
-
The file to create
-
mode
-
This parameter is constructed by a bitwise OR between file type (one of
the following constants: POSIX_S_IFREG,
POSIX_S_IFCHR, POSIX_S_IFBLK,
POSIX_S_IFIFO or
POSIX_S_IFSOCK) and permissions.
-
major
-
The major device kernel identifier (required to pass when using
S_IFCHR or S_IFBLK).
-
minor
-
The minor device kernel identifier (defaults to 0).
Return Values
Returns TRUE on success or FALSE on failure.
Examples
Example #1 A posix_mknod() example
<?php
$file = '/tmp/tmpfile'; $type = POSIX_S_IFBLK; $permissions = 0777; $major = 1;
$minor = 8; if (!posix_mknod($file, $type | $permissions, $major, $minor)) {
die('Error ' . posix_get_last_error() . ': ' . posix_strerror(posix_get_last_error()));
}
?>
posix_mkfifo
