1.\" $NetBSD: env.1,v 1.9 2001/12/01 19:07:26 wiz Exp $ 2.\" 3.\" Copyright (c) 1980, 1990 The Regents of the University of California. 4.\" All rights reserved. 5.\" 6.\" This code is derived from software contributed to Berkeley by 7.\" the Institute of Electrical and Electronics Engineers, Inc. 8.\" Redistribution and use in source and binary forms, with or without 9.\" modification, are permitted provided that the following conditions 10.\" are met: 11.\" 1. Redistributions of source code must retain the above copyright 12.\" notice, this list of conditions and the following disclaimer. 13.\" 2. Redistributions in binary form must reproduce the above copyright 14.\" notice, this list of conditions and the following disclaimer in the 15.\" documentation and/or other materials provided with the distribution. 16.\" 3. All advertising materials mentioning features or use of this software 17.\" must display the following acknowledgement: 18.\" This product includes software developed by the University of 19.\" California, Berkeley and its contributors. 20.\" 4. Neither the name of the University nor the names of its contributors 21.\" may be used to endorse or promote products derived from this software 22.\" without specific prior written permission. 23.\" 24.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 25.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 28.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34.\" SUCH DAMAGE. 35.\" 36.\" from: @(#)printenv.1 6.7 (Berkeley) 7/28/91 37.\" $NetBSD: env.1,v 1.9 2001/12/01 19:07:26 wiz Exp $ 38.\" 39.Dd August 27, 1993 40.Dt ENV 1 41.Os 42.Sh NAME 43.Nm env 44.Nd set and print environment 45.Sh SYNOPSIS 46.Nm 47.Op Fl i 48.Op Ar name=value ... 49.Oo 50.Ar utility 51.Op argument ... 52.Oc 53.Sh DESCRIPTION 54.Nm 55executes 56.Ar utility 57after modifying the environment as 58specified on the command line. The option 59.Ar name=value 60specifies 61an environmental variable, 62.Ar name , 63with a value of 64.Ar value . 65The option 66.Sq Fl i 67causes 68.Nm 69to completely ignore the environment 70it inherits. 71.Pp 72If no 73.Ar utility 74is specified, 75.Nm 76prints out the names and values 77of the variables in the environment, with one 78.Ar name=value 79pair per line. 80.Sh EXIT STATUS 81If the 82.Ar utility 83is invoked, the exit status of 84.Nm 85shall be the exit status of 86.Ar utility ; 87otherwise, the 88.Nm 89utility exits with one of the following values: 90.Bl -tag -width Ds 91.It 0 92The 93.Nm 94utility completed successfully 95.It 1-125 96An error occurred in the 97.Nm 98utility. 99.It 126 100The utility specified by 101.Ar utility 102was found, but could not be invoked. 103.It 127 104The utility specified by 105.Ar utility 106could not be found. 107.El 108.Sh COMPATIBILITY 109The historic 110.Fl 111option has been deprecated but is still supported in this implementation. 112.Sh SEE ALSO 113.Xr execvp 3 , 114.Xr environ 7 115.Sh STANDARDS 116The 117.Nm 118utility conforms to 119.St -p1003.2-92 . 120.Sh BUGS 121.Nm 122doesn't handle commands with equal 123.Pq Dq = 124signs in their 125names, for obvious reasons. 126