NetBSD/usr.bin/which/which.csh

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1993-03-21 12:45:37 +03:00
#!/bin/csh
1999-02-15 07:54:34 +03:00
# $NetBSD: which.csh,v 1.2 1999/02/15 04:54:37 hubertf Exp $
1993-03-21 12:45:37 +03:00
#
# DO NOT USE "csh -f"
#
# Copyright (c) 1983 The 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. 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 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.
#
# @(#)which.csh 5.5 (Berkeley) 4/18/91
#
# which : tells you which program you get
#
set prompt = "% "
set noglob
foreach arg ( $argv )
set alius = `alias $arg`
switch ( $#alius )
case 0 :
breaksw
case 1 :
set arg = $alius[1]
breaksw
default :
echo ${arg}: " " aliased to $alius
continue
endsw
unset found
if ( $arg:h != $arg:t ) then
if ( -e $arg ) then
echo $arg
else
echo $arg not found
endif
continue
else
foreach i ( $path )
if ( -x $i/$arg && ! -d $i/$arg ) then
echo $i/$arg
set found
break
endif
end
endif
if ( ! $?found ) then
echo no $arg in $path
endif
end