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posix_mknod (PHP 5 >= 5.1.0RC1) posix_mknod --
Create a special or ordinary file (POSIX.1)
Descriptionbool posix_mknod ( string pathname, int mode [, int major [, int minor]] )
posix_mknod() creates a special or ordinary file.
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 you're 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'; // 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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posix_mkfifo
