NetBSD/usr.bin/which/which.1

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.\" $NetBSD: which.1,v 1.6 1999/03/22 18:16:47 garbled Exp $
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.\"
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.\" Copyright (c) 1980, 1991 Regents of the University of California.
.\" All rights reserved.
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.\" This product includes software developed by the University of
.\" California, Berkeley and its contributors.
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.\" from: @(#)which.1 6.3 (Berkeley) 4/23/91
.\" $NetBSD: which.1,v 1.6 1999/03/22 18:16:47 garbled Exp $
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.\"
.Dd April 23, 1991
.Dt WHICH 1
.Os
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.Sh NAME
.Nm which
.Nd "locate a program file including aliases and paths"
.Pq Xr csh 1
only)
.Sh SYNOPSIS
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.Nm
.Op Fl a
.Ar name
.Op Ar ...
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.Sh DESCRIPTION
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.Nm
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takes a list of names and looks for the files which would be
executed had these names been given as commands.
Each argument is expanded if it is aliased,
and searched for along the user's
.Ev PATH .
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Both aliases and path are taken from the user's
.Pa \&.cshrc
file.
.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.
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.Sh FILES
.Bl -tag -width ~/\&.cshrc
.It Pa ~/\&.cshrc
source of aliases and path values
.El
.Sh DIAGNOSTICS
A diagnostic is given for names which are aliased to more than a single
word,
or if an executable file with the argument name was not found in the path.
.Sh BUGS
Must be executed by a
.Xr csh 1 ,
or some other shell which knows about aliases.
.Sh HISTORY
The
.Nm
command appeared in
.Bx 3.0 .