MKFIFO(1) - General Commands Manual #
MKFIFO(1) - General Commands Manual
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). It requires write permission in the parent directory.
The options are as follows:
-m mode
Set the file permission bits of newly created FIFOs to mode. The mode argument can be in any of the formats specified to the chmod(1) utility. If a symbolic mode is specified, the operators ‘
+’ and ‘-’ are interpreted relative to an initial mode of “a=rw”.
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 compliant with the IEEE Std 1003.1-2008 (“POSIX.1”) specification.
HISTORY #
The mkfifo command appeared in 4.3BSD-Reno.
OpenBSD 7.5 - July 30, 2022