2010-04-05 20:13:58 +04:00
|
|
|
.\" $NetBSD: which.1,v 1.2 2010/04/05 16:13:58 joerg Exp $
|
2004-04-02 01:41:37 +04:00
|
|
|
.\"
|
|
|
|
|
.\" Copyright (c) 1980, 1991 Regents of the University of California.
|
|
|
|
|
.\" All rights reserved.
|
|
|
|
|
.\"
|
|
|
|
|
.\" 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.
|
|
|
|
|
.\" 3. 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.
|
|
|
|
|
.\"
|
|
|
|
|
.\" from: @(#)which.1 6.3 (Berkeley) 4/23/91
|
2010-04-05 20:13:58 +04:00
|
|
|
.\" $NetBSD: which.1,v 1.2 2010/04/05 16:13:58 joerg Exp $
|
2004-04-02 01:41:37 +04:00
|
|
|
.\"
|
|
|
|
|
.Dd April 23, 1991
|
|
|
|
|
.Dt WHICH 1
|
|
|
|
|
.Os
|
|
|
|
|
.Sh NAME
|
|
|
|
|
.Nm which
|
|
|
|
|
.Nd "locate a program file in the users $PATH environment variable"
|
|
|
|
|
.Sh SYNOPSIS
|
|
|
|
|
.Nm
|
|
|
|
|
.Op Fl a
|
|
|
|
|
.Ar name
|
|
|
|
|
.Op Ar ...
|
|
|
|
|
.Sh DESCRIPTION
|
|
|
|
|
.Nm
|
|
|
|
|
takes a list of names and looks for the files which would be
|
|
|
|
|
executed had these names been given as commands.
|
|
|
|
|
Each argument is searched for along the user's
|
|
|
|
|
.Ev PATH .
|
|
|
|
|
.Pp
|
|
|
|
|
If the
|
|
|
|
|
.Fl a
|
|
|
|
|
flag is given,
|
|
|
|
|
.Nm
|
|
|
|
|
will continue to search the
|
|
|
|
|
.Ev PATH
|
|
|
|
|
until all instances of a program file are found.
|
|
|
|
|
.Sh HISTORY
|
|
|
|
|
The
|
|
|
|
|
.Nm
|
|
|
|
|
command appeared in
|
|
|
|
|
.Bx 3.0 .
|
|
|
|
|
.Sh BUGS
|
2010-04-05 20:13:58 +04:00
|
|
|
This implementation does not expand
|
|
|
|
|
.Xr csh 1
|
2004-04-02 01:41:37 +04:00
|
|
|
aliases, and is shell agnostic.
|
|
|
|
|
This is really a feature.
|
