freebsd-dev/usr.bin/printenv/printenv.1

.\" Copyright (c) 1980, 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.
.\" 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.
.\"
.\"	@(#)printenv.1	8.1 (Berkeley) 6/6/93
.\" $FreeBSD$
.\"
.Dd May 12, 2003
.Dt PRINTENV 1
.Os
.Sh NAME
.Nm printenv
.Nd print out the environment
.Sh SYNOPSIS
.Nm
.Op Ar name
.Sh DESCRIPTION
The
.Nm
utility prints out the names and values of the variables in the environment,
with one name/value pair per line.
If
.Ar name
is specified, only
its value is printed.
.Pp
Some shells may provide a builtin
.Nm
command which is similar or identical to this utility.
Consult the
.Xr builtin 1
manual page.
.Sh EXIT STATUS
.Ex -std
.Sh SEE ALSO
.Xr csh 1 ,
.Xr env 1 ,
.Xr sh 1 ,
.Xr environ 7
.Sh STANDARDS
The
.Nm
utility is provided for compatibility with earlier
.Bx
and
.Fx
releases and is not specified by any standards.
The functionality of
.Nm
can be duplicated with the
.Xr echo 1
and
.Xr env 1
utilities.
.Sh HISTORY
The
.Nm
command appeared in
.Bx 3.0 .
BSD 4.4 Lite Usr.bin Sources 1994-05-27 12:33:43 +00:00			`.\" Copyright (c) 1980, 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.`
			`.\" 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.`
			`.\"`
			`.\" @(#)printenv.1 8.1 (Berkeley) 6/6/93`
$Id$ -> $FreeBSD$ 1999-08-28 01:08:13 +00:00			`.\" $FreeBSD$`
BSD 4.4 Lite Usr.bin Sources 1994-05-27 12:33:43 +00:00			`.\"`
Split the env(1) manpage off from printenv(1); there is not much point in keeping them together. Mention that printenv is obsolescent. 2003-06-01 06:29:47 +00:00			`.Dd May 12, 2003`
BSD 4.4 Lite Usr.bin Sources 1994-05-27 12:33:43 +00:00			`.Dt PRINTENV 1`
mdoc(7) police: fixed formatting. 2001-07-05 06:35:03 +00:00			`.Os`
BSD 4.4 Lite Usr.bin Sources 1994-05-27 12:33:43 +00:00			`.Sh NAME`
Split the env(1) manpage off from printenv(1); there is not much point in keeping them together. Mention that printenv is obsolescent. 2003-06-01 06:29:47 +00:00			`.Nm printenv`
			`.Nd print out the environment`
BSD 4.4 Lite Usr.bin Sources 1994-05-27 12:33:43 +00:00			`.Sh SYNOPSIS`
mdoc(7) police: use the new features of the Nm macro. 2000-11-20 19:21:22 +00:00			`.Nm`
BSD 4.4 Lite Usr.bin Sources 1994-05-27 12:33:43 +00:00			`.Op Ar name`
			`.Sh DESCRIPTION`
Use `The .Nm utility' 2002-04-20 12:18:28 +00:00			`The`
			`.Nm`
			`utility prints out the names and values of the variables in the environment,`
mdoc(7) police: fixed formatting. 2001-07-05 06:35:03 +00:00			`with one name/value pair per line.`
			`If`
BSD 4.4 Lite Usr.bin Sources 1994-05-27 12:33:43 +00:00			`.Ar name`
			`is specified, only`
			`its value is printed.`
			`.Pp`
The printenv(1) command is now a builtin(1) in csh(1). 2000-05-09 15:02:03 +00:00			`Some shells may provide a builtin`
			`.Nm`
			`command which is similar or identical to this utility.`
			`Consult the`
			`.Xr builtin 1`
			`manual page.`
Added the EXIT STATUS section where appropriate. 2005-01-17 07:44:44 +00:00			`.Sh EXIT STATUS`
Simplify. 2006-12-26 12:43:12 +00:00			`.Ex -std`
BSD 4.4 Lite Usr.bin Sources 1994-05-27 12:33:43 +00:00			`.Sh SEE ALSO`
			`.Xr csh 1 ,`
Split the env(1) manpage off from printenv(1); there is not much point in keeping them together. Mention that printenv is obsolescent. 2003-06-01 06:29:47 +00:00			`.Xr env 1 ,`
BSD 4.4 Lite Usr.bin Sources 1994-05-27 12:33:43 +00:00			`.Xr sh 1 ,`
			`.Xr environ 7`
Use new ID scheme. Fix env(1)'s exit status to conform with SUSv3. Submitted by: Tim Robbins <tim@robbins.dropbear.id.au> MFC after: 2 weeks 2002-02-21 02:17:57 +00:00			`.Sh STANDARDS`
			`The`
Split the env(1) manpage off from printenv(1); there is not much point in keeping them together. Mention that printenv is obsolescent. 2003-06-01 06:29:47 +00:00			`.Nm`
			`utility is provided for compatibility with earlier`
			`.Bx`
			`and`
			`.Fx`
			`releases and is not specified by any standards.`
			`The functionality of`
			`.Nm`
			`can be duplicated with the`
			`.Xr echo 1`
			`and`
			`.Xr env 1`
			`utilities.`
BSD 4.4 Lite Usr.bin Sources 1994-05-27 12:33:43 +00:00			`.Sh HISTORY`
			`The`
mdoc(7) police: use the new features of the Nm macro. 2000-11-20 19:21:22 +00:00			`.Nm`
BSD 4.4 Lite Usr.bin Sources 1994-05-27 12:33:43 +00:00			`command appeared in`
			`.Bx 3.0 .`