mirror of
https://github.com/darlinghq/darling-file_cmds.git
synced 2024-11-27 05:00:45 +00:00
104 lines
3.2 KiB
Groff
104 lines
3.2 KiB
Groff
.\" $NetBSD: mkfifo.1,v 1.6 1997/10/19 05:11:52 lukem Exp $
|
|
.\"
|
|
.\" Copyright (c) 1990, 1993
|
|
.\" The Regents of the University of California. All rights reserved.
|
|
.\"
|
|
.\" This code is derived from software contributed to Berkeley by
|
|
.\" the Institute of Electrical and Electronics Engineers, Inc.
|
|
.\"
|
|
.\" Redistribution and use in source and binary forms, with or without
|
|
.\" modification, are permitted provided that the following conditions
|
|
.\" are met:
|
|
.\" 1. Redistributions of source code must retain the above copyright
|
|
.\" notice, this list of conditions and the following disclaimer.
|
|
.\" 2. Redistributions in binary form must reproduce the above copyright
|
|
.\" notice, this list of conditions and the following disclaimer in the
|
|
.\" documentation and/or other materials provided with the distribution.
|
|
.\" 3. All advertising materials mentioning features or use of this software
|
|
.\" must display the following acknowledgement:
|
|
.\" This product includes software developed by the University of
|
|
.\" California, Berkeley and its contributors.
|
|
.\" 4. Neither the name of the University nor the names of its contributors
|
|
.\" may be used to endorse or promote products derived from this software
|
|
.\" without specific prior written permission.
|
|
.\"
|
|
.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
.\" SUCH DAMAGE.
|
|
.\"
|
|
.\" @(#)mkfifo.1 8.2 (Berkeley) 1/5/94
|
|
.\"
|
|
.Dd January 5, 1994
|
|
.Dt MKFIFO 1
|
|
.Os BSD 4.4
|
|
.Sh NAME
|
|
.Nm mkfifo
|
|
.Nd make fifos
|
|
.Sh SYNOPSIS
|
|
.Nm mkfifo
|
|
.Op Fl m Ar mode
|
|
.Ar fifo_name ...
|
|
.Sh DESCRIPTION
|
|
.Nm mkfifo
|
|
creates the fifos requested, in the order specified.
|
|
By default,
|
|
the resulting fifos have mode
|
|
.Li \&0666
|
|
(rw-rw-rw-), limited by the current
|
|
.Xr umask 2 .
|
|
.Pp
|
|
The options are as follows:
|
|
.Bl -tag -width Ds
|
|
.It Fl m
|
|
Set the file permission bits of newly-created fifos to
|
|
.Ar mode ,
|
|
without respect to the current umask.
|
|
.Pp
|
|
The mode is specified as in
|
|
.Xr chmod 1 .
|
|
In symbolic mode strings, the
|
|
.Dq +
|
|
and
|
|
.Dq -
|
|
operators are interpreted relative to an assumed initial mode of
|
|
.Dq a=rw
|
|
.El
|
|
.Pp
|
|
.Nm mkfifo
|
|
requires write permission in the parent directory.
|
|
.Pp
|
|
.Nm mkfifo
|
|
exits with 0 if successful, and with >0 if an error occurred.
|
|
.Sh LEGACY DESCRIPTION
|
|
In legacy mode, the fifo's file permission bits
|
|
are always limited by the current umask.
|
|
.Pp
|
|
For more information about legacy mode, see
|
|
.Xr compat 5 .
|
|
.Sh SEE ALSO
|
|
.Xr mkdir 1 ,
|
|
.Xr rm 1 ,
|
|
.Xr umask 1 ,
|
|
.Xr mkfifo 2 ,
|
|
.Xr umask 2 ,
|
|
.Xr compat 5 ,
|
|
.Xr mknod 8
|
|
.Sh STANDARDS
|
|
The
|
|
.Nm mkfifo
|
|
utility is expected to be
|
|
.St -p1003.2-92
|
|
compliant.
|
|
.Sh HISTORY
|
|
.Nm mkfifo
|
|
command appeared in
|
|
.Bx 4.4 .
|