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Use the better perl script version of which submitted by Wolfram.

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Submitted by:	Wolfram Schneider <wosch@cs.tu-berlin.de>
This commit is contained in:
Jordan K. Hubbard 1995-01-26 21:49:54 +00:00
parent 7a642ab589
commit 9d6b125366
3 changed files with 117 additions and 0 deletions
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11
usr.bin/which/Makefile Normal file
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# Makefile for which
# $Id: Makefile,v 1.6 1995/01/24 17:58:35 bde Exp $
NOOBJ= yes
SRCS=
afterinstall:
install -c -o $(BINOWN) -g $(BINGRP) -m $(BINMODE) \
which.pl $(DESTDIR)$(BINDIR)/which
.include <bsd.prog.mk>

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usr.bin/which/which.1 Normal file
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.\" 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.
.\"
.\" $Id$
.Dd January 26, 1995
.Dt WHICH 1
.Os FreeBSD
.Sh NAME
.Nm which
.Nd "locate a program file in the user's path"
.Sh SYNOPSIS
.Nm which
.Op Ar command
.Ar ...
.Sh DESCRIPTION
.Nm Which
takes a list of command names and searches the path for each executable
file that would be run had these commands actually been invoked.
.Sh HISTORY
The
.Nm
command first appeared in FreeBSD 2.1
.Sh SEE ALSO
.Xr perl 1
.Sh AUTHOR
The PERL script for this more modern version of
.Nm which
was written by Wolfram Schneider <wosch@cs.tu-berlin.de>.

52
usr.bin/which/which.pl Executable file
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#!/usr/bin/perl
#
# Copyright (C) 1995, Wolfram Schneider <wosch@cs.tu-berlin.de>
#
# 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 University of
# California, Berkeley and its contributors.
# 4. 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 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.
#
# [whew!]
#
# $Id: which.sh,v 1.1.1.1 1995/01/25 19:18:33 jkh Exp $
$all = 0;
@path = split(/:/, $ENV{'PATH'});
if ($ARGV[0] eq "-a") {
$all = 1; shift @ARGV;
} elsif ($ARGV[0] =~ /^-(h|help|\?)$/) {
die "usage:\n\twhich [-a] program ...\n";
}
foreach $prog (@ARGV) {
foreach $e (@path) {
if (-x "$e/$prog") {
print "$e/$prog\n";
last unless $all;
}
}
}