#!/bin/sh
#
#  SetupComponent - Add or delete components from the source tree.
#
#  $Id: SetupComponent,v 2.2 1997/11/04 18:14:14 sxw Exp $
#
if test $# -ne 3; then
	echo "Usage: ./SetupComponent add subsystem component";
	echo "       ./SetupComponent delete subsystem component";
	echo "";
	echo "Please refer to the Harvest User Manual for further help.";
	exit 1;
fi
cmd="$1";
subsys="$2";
component="$3";

if test "$cmd" != "add" -a "$cmd" != "delete"; then
	echo "Usage: ./SetupComponent add subsystem component";
	echo "       ./SetupComponent delete subsystem component";
	echo "";
	echo "Please refer to the Harvest User Manual for further help.";
	exit 1;
fi

if test ! -d "./components/$subsys"; then
	echo "$subsys is not a valid subsystem name."
	exit 1;
fi

if test ! -d "./components/$subsys/$component"; then
	echo "$component is not a valid component for $subsys."
	exit 1;
fi

if test "$cmd" = "add"; then
	echo "Adding $component to $subsys."
	line="`cat ./components/$subsys/BUILD`"
	echo "$line $component" >./components/$subsys/BUILD
	exit 0
fi

# delete
tfile="/tmp/sc.$$"
echo "Deleting $component from $subsys."
line="`cat ./components/$subsys/BUILD`"
newline=""
for A in $line; do
	if [ "$A" != "$component" ] ; then
		newline="$newline $A"
	fi
done
echo $newline > ./components/$subsys/BUILD
exit 0