Moved ttyfree() to ifdef broken. See my reply on the sio change.
[unix-history] / usr.bin / uname / uname.1
CommitLineData
f1811a66
JH
1.\" Copyright (c) 1990 The Regents of the University of California.
2.\" All rights reserved.
3.\"
4.\" Redistribution and use in source and binary forms, with or without
5.\" modification, are permitted provided that the following conditions
6.\" are met:
7.\" 1. Redistributions of source code must retain the above copyright
8.\" notice, this list of conditions and the following disclaimer.
9.\" 2. Redistributions in binary form must reproduce the above copyright
10.\" notice, this list of conditions and the following disclaimer in the
11.\" documentation and/or other materials provided with the distribution.
12.\" 3. All advertising materials mentioning features or use of this software
13.\" must display the following acknowledgement:
14.\" This product includes software developed by the University of
15.\" California, Berkeley and its contributors.
16.\" 4. Neither the name of the University nor the names of its contributors
17.\" may be used to endorse or promote products derived from this software
18.\" without specific prior written permission.
19.\"
20.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30.\" SUCH DAMAGE.
31.\"
32.\" from: @(#)du.1 6.13 (Berkeley) 6/20/91
b9269098 33.\" $Id: uname.1,v 1.2 1994/01/24 02:14:25 rgrimes Exp $
f1811a66
JH
34.\"
35.Dd March 29, 1992
36.Dt UNAME 1
37.Os
38.Sh NAME
39.Nm uname
40.Nd Print name of current UNIX system
41.Sh SYNOPSIS
42.Nm uname
43.Op Fl amnsrv
44.Sh DESCRIPTION
45The
46.Nm uname
47prints the current system name of the UNIX system on
48the standard output file. It is mainly useful to determine
49which system one is using.
50.Pp
51The following options are available:
52.Bl -tag -width indent
53.It Fl a
54Behave as though all of the options
55.Fl mnrsv
56were specified.
57.It Fl m
58print the machine hardware name.
59.It Fl n
60print the nodename (the nodename may be a name
61that the system is known by to a communications
62network).
63.It Fl s
64print the operating system name.
65.It Fl r
66print the operating system release.
67.It Fl v
68print the operating system version.
69.El
70.Pp
71If no options are specified,
72.Nm uname
b9269098
DG
73prints the operating system name as if the
74.Fl s
f1811a66
JH
75option had been specified.
76.Sh SEE ALSO
77.Xr hostname 1 ,
78.Xr machine 1 ,
79.Xr uname 2
80.Sh STANDARDS
81The
82.Nm uname
83utility conforms to
84.St -p1003.2-92 .
85