MKFIFO(1)

MKFIFO(1) | General Commands Manual | MKFIFO(1)

# NAME

`mkfifo` — make fifos

# SYNOPSIS

`mkfifo` | [`-m` mode] fifo_name ...

# DESCRIPTION

`mkfifo` creates the fifos requested, in the order specified, using mode `0666` modified by the current umask(2).

The options are as follows:

`-m`
  Set the file permission bits of newly-created fifos to mode. The mode is specified as in chmod(1). In symbolic mode strings, the “+” and “-” operators are interpreted relative to an assumed initial mode of “a=rw”

`mkfifo` requires write permission in the parent directory.

# EXIT STATUS

The `mkfifo` utility exits 0 on success, and >0 if an error occurs.

# SEE ALSO

mkdir(1), rm(1), mkfifo(2), mknod(8)

# STANDARDS

The `mkfifo` utility is expected to be IEEE Std 1003.2-1992 (“POSIX.2”) compliant.

# HISTORY

`mkfifo` command appeared in 4.4BSD.

January 5, 1994 | NetBSD 11.0