86 lines
2.8 KiB
Groff
86 lines
2.8 KiB
Groff
.\" Manpage Copyright (c) 1995, Jordan Hubbard <jkh@FreeBSD.org>
|
|
.\"
|
|
.\" 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. All advertising materials mentioning features or use of this software
|
|
.\" must display the following acknowledgement:
|
|
.\" This product includes software developed by the FreeBSD Project
|
|
.\" its contributors.
|
|
.\" 4. Neither the name of the FreeBSD Project 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 CONTRIBUTOR ``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 CONTRIBUTOR 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.
|
|
.\"
|
|
.\" $FreeBSD$
|
|
.\"
|
|
.Dd June 21, 2002
|
|
.Dt WHICH 1
|
|
.Os
|
|
.Sh NAME
|
|
.Nm which
|
|
.Nd "locate a program file in the user's path"
|
|
.Sh SYNOPSIS
|
|
.Nm
|
|
.Op Fl as
|
|
.Ar program ...
|
|
.Sh DESCRIPTION
|
|
The
|
|
.Nm
|
|
utility
|
|
takes a list of command names and searches the path for each executable
|
|
file that would be run had these commands actually been invoked.
|
|
.Pp
|
|
The following options are available:
|
|
.Bl -tag -width indent
|
|
.It Fl a
|
|
List all instances of executables found (instead of just the first one
|
|
of each).
|
|
.It Fl s
|
|
No output, just return 0 if any of the executables are found, or 1 if
|
|
none are found.
|
|
.El
|
|
.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 SEE ALSO
|
|
.Xr builtin 1 ,
|
|
.Xr csh 1 ,
|
|
.Xr find 1 ,
|
|
.Xr locate 1 ,
|
|
.Xr whereis 1
|
|
.Sh HISTORY
|
|
The
|
|
.Nm
|
|
command first appeared in
|
|
.Fx 2.1 .
|
|
.Sh AUTHORS
|
|
.An -nosplit
|
|
The
|
|
.Nm
|
|
utility was originally written in Perl and was contributed by
|
|
.An Wolfram Schneider Aq wosch@FreeBSD.org .
|
|
The current version of
|
|
.Nm
|
|
was rewritten in C by
|
|
.An Daniel Papasian Aq dpapasia@andrew.cmu.edu .
|