#!/bin/sh
#
# post-patch for sattrack-3.1.6
# modify bin scripts to point to correct install dir
#
# script by Brent J. Nordquist <bjn@visi.com>
# Sun Mar  2 1997
#
if [ -z "$WRKDIR" ]; then
	WRKDIR="$1"
fi
RUN="$WRKDIR/SatTrack-3.1.6/run"
if [ -z "$WRKDIR" -o ! -d "$RUN" ]; then
	echo $0: bad work directory $RUN >&2
	exit 1
fi
cd $RUN
if [ -z "$PREFIX" ]; then
	PREFIX="$2"
fi
if [ -z "$PREFIX" ]; then
	echo $0: PREFIX not given >&2
	exit 2
fi

do_subst()
{
	if [ ! -r $1 ]; then
		echo $0: cannot find file $1 >&2
		exit 3
	fi
	sed "s@set satdir=.*\$@set satdir=$PREFIX/lib@" <$1 >$1.$$
	if [ $? != 0 ]; then
		echo $0: $1 sed failure >&2
		rm -f $1.$$
		exit 4
	fi
	cat $1.$$ >$1
	if [ $? != 0 ]; then
		echo $0: $1 cat failure >&2
		rm -f $1
		mv $1.$$ $1
		exit 5
	fi
	rm -f $1.$$
}

do_subst getsts
do_subst gettle