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이 문서에서는 PHP 중국어 웹사이트 매뉴얼 풀어 주다
(PHP 5 >= 5.1.0)
posix_mknod — Create a special or ordinary file (POSIX.1)
$pathname
, int $mode
[, int $major
= 0
[, int $minor
= 0
]] )Creates a special or ordinary file.
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.
成功时返回 TRUE
, 或者在失败时返回 FALSE
。
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 ()));
}
?>