xref: /freebsd/usr.bin/uname/uname.1 (revision c9b53336b88ca5669b535cf3432813edb3d08642)
19b50d902SRodney W. Grimes.\" Copyright (c) 1993
29b50d902SRodney W. Grimes.\"	The Regents of the University of California.  All rights reserved.
39b50d902SRodney W. Grimes.\"
49b50d902SRodney W. Grimes.\" Redistribution and use in source and binary forms, with or without
59b50d902SRodney W. Grimes.\" modification, are permitted provided that the following conditions
69b50d902SRodney W. Grimes.\" are met:
79b50d902SRodney W. Grimes.\" 1. Redistributions of source code must retain the above copyright
89b50d902SRodney W. Grimes.\"    notice, this list of conditions and the following disclaimer.
99b50d902SRodney W. Grimes.\" 2. Redistributions in binary form must reproduce the above copyright
109b50d902SRodney W. Grimes.\"    notice, this list of conditions and the following disclaimer in the
119b50d902SRodney W. Grimes.\"    documentation and/or other materials provided with the distribution.
129b50d902SRodney W. Grimes.\" 4. Neither the name of the University nor the names of its contributors
139b50d902SRodney W. Grimes.\"    may be used to endorse or promote products derived from this software
149b50d902SRodney W. Grimes.\"    without specific prior written permission.
159b50d902SRodney W. Grimes.\"
169b50d902SRodney W. Grimes.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
179b50d902SRodney W. Grimes.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
189b50d902SRodney W. Grimes.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
199b50d902SRodney W. Grimes.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
209b50d902SRodney W. Grimes.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
219b50d902SRodney W. Grimes.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
229b50d902SRodney W. Grimes.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
239b50d902SRodney W. Grimes.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
249b50d902SRodney W. Grimes.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
259b50d902SRodney W. Grimes.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
269b50d902SRodney W. Grimes.\" SUCH DAMAGE.
279b50d902SRodney W. Grimes.\"
289b50d902SRodney W. Grimes.\"	@(#)uname.1	8.3 (Berkeley) 4/8/94
29c3aac50fSPeter Wemm.\" $FreeBSD$
309b50d902SRodney W. Grimes.\"
31*c9b53336SPeter Wemm.Dd November 20, 2013
329b50d902SRodney W. Grimes.Dt UNAME 1
339b50d902SRodney W. Grimes.Os
349b50d902SRodney W. Grimes.Sh NAME
359b50d902SRodney W. Grimes.Nm uname
369b50d902SRodney W. Grimes.Nd display information about the system
379b50d902SRodney W. Grimes.Sh SYNOPSIS
38c7c16bebSPhilippe Charnier.Nm
39876a7cf4SPeter Wemm.Op Fl aiKmnoprsUv
409b50d902SRodney W. Grimes.Sh DESCRIPTION
419b50d902SRodney W. GrimesThe
42c7c16bebSPhilippe Charnier.Nm
439b50d902SRodney W. Grimescommand writes the name of the operating system implementation to
449b50d902SRodney W. Grimesstandard output.
459b50d902SRodney W. GrimesWhen options are specified, strings representing one or more system
469b50d902SRodney W. Grimescharacteristics are written to standard output.
479b50d902SRodney W. Grimes.Pp
489b50d902SRodney W. GrimesThe options are as follows:
4962eaa6eeSRuslan Ermilov.Bl -tag -width indent
509b50d902SRodney W. Grimes.It Fl a
519b50d902SRodney W. GrimesBehave as though the options
5262eaa6eeSRuslan Ermilov.Fl m , n , r , s ,
539b50d902SRodney W. Grimesand
549b50d902SRodney W. Grimes.Fl v
559b50d902SRodney W. Grimeswere specified.
56c4119c76SJuli Mallett.It Fl i
57c4119c76SJuli MallettWrite the kernel ident to standard output.
58876a7cf4SPeter Wemm.It Fl K
59876a7cf4SPeter WemmWrite the
60876a7cf4SPeter Wemm.Fx
61876a7cf4SPeter Wemmversion of the kernel.
629b50d902SRodney W. Grimes.It Fl m
639b50d902SRodney W. GrimesWrite the type of the current hardware platform to standard output.
649b50d902SRodney W. Grimes.It Fl n
659b50d902SRodney W. GrimesWrite the name of the system to standard output.
668293a8feSEd Maste.It Fl o
678293a8feSEd MasteThis is a synonym for the
688293a8feSEd Maste.Fl s
698293a8feSEd Masteoption, for compatibility with other systems.
707db98de9SSteve Price.It Fl p
711c6d3890SYoshihiro TakahashiWrite the type of the machine processor architecture to standard output.
729b50d902SRodney W. Grimes.It Fl r
739b50d902SRodney W. GrimesWrite the current release level of the operating system
749b50d902SRodney W. Grimesto standard output.
759b50d902SRodney W. Grimes.It Fl s
769b50d902SRodney W. GrimesWrite the name of the operating system implementation to standard output.
77876a7cf4SPeter Wemm.It Fl U
78876a7cf4SPeter WemmWrite the
79876a7cf4SPeter Wemm.Fx
80876a7cf4SPeter Wemmversion of the user environment.
819b50d902SRodney W. Grimes.It Fl v
829b50d902SRodney W. GrimesWrite the version level of this release of the operating system
839b50d902SRodney W. Grimesto standard output.
849b50d902SRodney W. Grimes.El
859b50d902SRodney W. Grimes.Pp
869b50d902SRodney W. GrimesIf the
879b50d902SRodney W. Grimes.Fl a
889b50d902SRodney W. Grimesflag is specified, or multiple flags are specified, all
899b50d902SRodney W. Grimesoutput is written on a single line, separated by spaces.
90876a7cf4SPeter Wemm.Pp
91876a7cf4SPeter WemmThe
92876a7cf4SPeter Wemm.Fl K
93876a7cf4SPeter Wemmand
94876a7cf4SPeter Wemm.Fl U
95876a7cf4SPeter Wemmflags are intended to be used for fine grain differentiation of incremental
96876a7cf4SPeter Wemm.Fx
97876a7cf4SPeter Wemmdevelopment and user visible changes.
98bed4636eSJuli Mallett.Sh ENVIRONMENT
99bed4636eSJuli MallettAn environment variable composed of the string
100bed4636eSJuli Mallett.Ev UNAME_
101bed4636eSJuli Mallettfollowed by any flag to the
102bed4636eSJuli Mallett.Nm
103bed4636eSJuli Mallettutility (except for
104bed4636eSJuli Mallett.Fl a )
105bed4636eSJuli Mallettwill allow the corresponding data to be set to the contents
106bed4636eSJuli Mallettof the environment variable.
1076c7216dfSRuslan Ermilov.Sh EXIT STATUS
1086c7216dfSRuslan Ermilov.Ex -std
1099b50d902SRodney W. Grimes.Sh SEE ALSO
110876a7cf4SPeter Wemm.Xr feature_present 3 ,
111876a7cf4SPeter Wemm.Xr getosreldate 3 ,
1129b50d902SRodney W. Grimes.Xr sysctl 3 ,
113da1ff3cbSWolfram Schneider.Xr uname 3 ,
114da1ff3cbSWolfram Schneider.Xr sysctl 8
1159b50d902SRodney W. Grimes.Sh STANDARDS
1169b50d902SRodney W. GrimesThe
117c7c16bebSPhilippe Charnier.Nm
1189b50d902SRodney W. Grimescommand is expected to conform to the
1199b50d902SRodney W. Grimes.St -p1003.2
1209b50d902SRodney W. Grimesspecification.
1216c7216dfSRuslan Ermilov.Sh HISTORY
1226c7216dfSRuslan ErmilovThe
1236c7216dfSRuslan Ermilov.Nm
1246c7216dfSRuslan Ermilovcommand appeared in PWB UNIX.
125876a7cf4SPeter Wemm.Pp
126876a7cf4SPeter WemmThe
127876a7cf4SPeter Wemm.Fl K
128876a7cf4SPeter Wemmand
129876a7cf4SPeter Wemm.Fl U
130876a7cf4SPeter Wemmextension flags appeared in
131*c9b53336SPeter Wemm.Fx 10.0 .
132