#!/bin/sh
# Copyright (c) 2000 Carnegie Mellon University.  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. The name "Carnegie Mellon University" must not be used to
#    endorse or promote products derived from this software without
#    prior written permission. For permission or any other legal
#    details, please contact  
#      Office of Technology Transfer
#      Carnegie Mellon University
#      5000 Forbes Avenue
#      Pittsburgh, PA  15213-3890
#      (412) 268-4387, fax: (412) 268-7395
#      tech-transfer@andrew.cmu.edu
#
# 4. Redistributions of any form whatsoever must retain the following
#    acknowledgment:
#    "This product includes software developed by Computing Services
#     at Carnegie Mellon University (http://www.cmu.edu/computing/)."
#
# CARNEGIE MELLON UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO
# THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
# AND FITNESS, IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY BE LIABLE
# FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
# AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
# OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
#
# This program takes a shell script and configures for the following
# variables:	@DIR@
#		@AWK@
#		@SED@
#
# Usage: config_script <filename> [<awk>] [<sed>]
#

FILE=$1
AWK=$2
SED=$3

# Grr.... not all Unix's have the dirname command
TMP=`echo  $1 | sed -e 's;[^/]*$;;' -e 's/^$/./'`
DIR=`cd ${TMP}; pwd`

if test "${AWK}x" = "x" ; then
	AWK=awk
fi
if test "${SED}x" = "x" ; then
	SED=sed
fi
sed -e "s;@DIR@;${DIR};" -e "s;@AWK@;${AWK};" -e "s;@SED@;${SED};" $FILE
