Manual browser: mkfifo(1)

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MKFIFO(1) General Commands Manual MKFIFO(1)

NAME

mkfifomake 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.

mkfifo exits 0 if successful, and >0 if an error occurred.

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 7.0