1.\" $NetBSD: env.1,v 1.10 2002/09/30 11:08:59 grant 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 1.10 2002/09/30 11:08:59 grant 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. 59The option 60.Ar name=value 61specifies 62an environmental variable, 63.Ar name , 64with a value of 65.Ar value . 66The option 67.Sq Fl i 68causes 69.Nm 70to completely ignore the environment 71it inherits. 72.Pp 73If no 74.Ar utility 75is specified, 76.Nm 77prints out the names and values 78of the variables in the environment, with one 79.Ar name=value 80pair per line. 81.Sh EXIT STATUS 82If the 83.Ar utility 84is invoked, the exit status of 85.Nm 86shall be the exit status of 87.Ar utility ; 88otherwise, the 89.Nm 90utility exits with one of the following values: 91.Bl -tag -width Ds 92.It 0 93The 94.Nm 95utility completed successfully 96.It 1-125 97An error occurred in the 98.Nm 99utility. 100.It 126 101The utility specified by 102.Ar utility 103was found, but could not be invoked. 104.It 127 105The utility specified by 106.Ar utility 107could not be found. 108.El 109.Sh COMPATIBILITY 110The historic 111.Fl 112option has been deprecated but is still supported in this implementation. 113.Sh SEE ALSO 114.Xr execvp 3 , 115.Xr environ 7 116.Sh STANDARDS 117The 118.Nm 119utility conforms to 120.St -p1003.2-92 . 121.Sh BUGS 122.Nm 123doesn't handle commands with equal 124.Pq Dq = 125signs in their 126names, for obvious reasons. 127