mknod(1)

mknod1

Make block or character special files

Usage

mknod [OPTION] ... NAME TYPE [MAJOR MINOR]

Overview

Create the special file NAME of the given TYPE.

Mandatory arguments to long options are mandatory for short options too.

-m, --mode=MODE

set file permission bits to MODE, not a=rw - umask

-Z

set the SELinux security context to default type

--context[=CTX]

like -Z, or if CTX is specified then set the SELinux or SMACK security context to CTX

--help

display this help and exit

--version

output version information and exit

Both MAJOR and MINOR must be specified when TYPE is b, c, or u, and they must be omitted when TYPE is p. If MAJOR or MINOR begins with 0x or 0X, it is interpreted as hexadecimal; otherwise, if it begins with 0, as octal; otherwise, as decimal. TYPE may be:

b

create a block (buffered) special file

c, u

create a character (unbuffered) special file

p

create a FIFO

Your shell may have its own version of mknod, which usually supersedes the version described here. Please refer to your shell's documentation for details about the options it supports.

Releases

19 releases since Debian 1.1 (Buzz); the text changed 15 times.

  1. 1.1
  2. 1.2–2.1
  3. 2.2
  4. 3.0
  5. 3.1
  6. 4.0
  7. 5.0
  8. 6.0
  9. 7
  10. 8
  11. 9
  12. 10
  13. 11
  14. 12
  15. 13
  16. Arch

--context since Debian 4.0 (Etch); -Z since Debian 4.0 (Etch).

Author

Written by David MacKenzie.

Reporting bugs

Report bugs to: <[email protected]>.
Report any translation bugs to: <https://translationproject.org/team/>.
GNU coreutils home page: <https://www.gnu.org/software/coreutils/>
General help using GNU software: <https://www.gnu.org/gethelp/>

From coreutils 9.12-2 in Arch Linux 2026-11-01. Parsed by carta from the page's man source.