#!/bin/sh
# This shell simulates the action of the install command that
# is available on system V systems.
#  It only does the part required for my makefile!
#
USAGE="usage: Install -f Directory [-o] [-m mode] [-u owner] [-g group] File"
#
# It will copy file to Directory changes the mode, owner and
# group if specified.  If -o is used, an existing file is moved
# to OLDfile.

OLD=
MODE=
OWNER=
GROUP=
FILE=

while [ $# -gt 0 ]
do
	case $1 in
	-o)	OLD="OLD"
		shift
		;;

	-f)	shift
		DIR=$1
		shift
		;;

	-f*)	DIR=`echo $1|sed "s/..//"`
		shift
		;;

	-m)	shift
		MODE=$1
		shift
		;;

	-m*)	MODE=`echo $1|sed "s/..//"`
		shift
		;;

	-u)	shift
		OWNER=$1
		shift
		;;

	-u*)	OWNER=`echo $1|sed "s/..//"`
		shift
		;;

	-g)	shift
		GROUP=$1
		shift
		;;

	-g*)	GROUP=`echo $1|sed "s/..//"`
		shift
		;;

	*)	FILE=$1
		break
		;;

	esac
done


if [ -z "$FILE" -o -z "$DIR" ]; then
	echo $USAGE
	exit 1
fi

if [ -n "$OLD" ]; then
	echo mv $DIR/$FILE $DIR/OLD$FILE
	mv $DIR/$FILE $DIR/OLD$FILE
fi

rm -f $DIR/$FILE
echo cp $FILE $DIR/$FILE
cp $FILE $DIR/$FILE

if [ -n "$GROUP" ]; then
	echo chgrp $GROUP $DIR/$FILE
	chgrp $GROUP $DIR/$FILE
fi

if [ -n "$MODE" ]; then
	echo chmod $MODE $DIR/$FILE
	chmod $MODE $DIR/$FILE
fi


if [ -n "$OWNER" ]; then
	echo chown $OWNER $DIR/$FILE
	chown $OWNER $DIR/$FILE
fi

ls -l $DIR/$FILE
