mirror of
https://github.com/freebsd/freebsd-src
synced 2024-09-06 17:18:32 +00:00
![Chia-Jung Chang](/assets/img/avatar_default.png)
Event: Advanced UNIX programming course (Fall'23) at NTHU Pull Request: https://github.com/freebsd/freebsd-src/pull/1037
93 lines
2.7 KiB
Groff
93 lines
2.7 KiB
Groff
.\"-
|
|
.\" Copyright (c) 1983, 1988, 1990, 1993
|
|
.\" The Regents of the University of California. All rights reserved.
|
|
.\"
|
|
.\" 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. 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.
|
|
.\"
|
|
.Dd October 5, 2020
|
|
.Dt HOSTNAME 1
|
|
.Os
|
|
.Sh NAME
|
|
.Nm hostname
|
|
.Nd set or print the name of current host system
|
|
.Sh SYNOPSIS
|
|
.Nm
|
|
.Op Fl f
|
|
.Op Fl s | d
|
|
.Op Ar name-of-host
|
|
.Sh DESCRIPTION
|
|
The
|
|
.Nm
|
|
utility prints the name of the current host.
|
|
The super-user can
|
|
set the hostname by supplying an argument; this is usually done in the
|
|
initialization script
|
|
.Pa /etc/rc.d/hostname ,
|
|
normally run at boot
|
|
time.
|
|
This script uses the
|
|
.Va hostname
|
|
variable in
|
|
.Pa /etc/rc.conf .
|
|
.Pp
|
|
Options:
|
|
.Bl -tag -width flag
|
|
.It Fl f
|
|
Include domain information in the printed name.
|
|
This is the default behavior.
|
|
.It Fl s
|
|
Trim off any domain information from the printed
|
|
name.
|
|
.It Fl d
|
|
Only print domain information.
|
|
.El
|
|
.Sh EXAMPLES
|
|
Set the host name of the machine and check the result:
|
|
.Bd -literal -offset indent
|
|
$ hostname beastie.localdomain.org
|
|
$ hostname
|
|
beastie.localdomain.org
|
|
.Ed
|
|
.Pp
|
|
Do not show domain information:
|
|
.Bd -literal -offset indent
|
|
$ hostname -s
|
|
beastie
|
|
.Ed
|
|
.Pp
|
|
Show only domain information:
|
|
.Bd -literal -offset indent
|
|
$ hostname -d
|
|
localdomain.org
|
|
.Ed
|
|
.Sh SEE ALSO
|
|
.Xr gethostname 3 ,
|
|
.Xr rc.conf 5
|
|
.Sh HISTORY
|
|
The
|
|
.Nm
|
|
command appeared in
|
|
.Bx 4.2 .
|