posix_mkfifoposix_mknod
(PHP 5 >= 5.1.0)
posix_mknod — Create a special or ordinary file (POSIX.1)
설명
bool posix_mknod
( string $pathname
, int $mode
[, int $major=0
[, int $minor=0
]] )
Creates a special or ordinary file.
인수
- 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).
반환값
성공할 경우 TRUE를, 실패할 경우 FALSE를 반환합니다.
예제
Example #1 A posix_mknod() example
<?php
$file = '/tmp/tmpfile'; // file name
$type = POSIX_S_IFBLK; // file type
$permissions = 0777; // octal
$major = 1;
$minor = 8; // /dev/random
if (!posix_mknod($file, $type | $permissions, $major, $minor)) {
die('Error ' . posix_get_last_error() . ': ' . posix_strerror(posix_get_last_error()));
}
?>
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