#!/bin/bash
if [ $# \!= 1 ] ; then
	echo usage: $0 archivefile
	exit
fi
aosdir=/usr/aos
aoscmd=/usr/bin/aos
if [ `uname -s` == SunOS  ] ; then bootenv=aos.solaris ; fi
if [ `uname -s` == Linux  ] ; then bootenv=aos.linux   ; fi
if [ `uname -s` == Darwin ] ; then bootenv=aos.darwin  ; fi

echo -n "Installation directory for UnixAos system [default:${aosdir}] :"
read a
if ! [ -z $a ] ; then aosdir=$a ; fi

echo -n "Start command for UnixAos [default:${aoscmd}] :"
read a
if ! [ -z $a ] ; then aoscmd=$a ; fi

if ! [ -d ${aosdir} ] ; then
	mkdir ${aosdir} || exit 1
else
	echo "${aosdir} already exists."
	echo -n "may I remove the old contents [y/n]"
	read a
	if [ "$a" \!= "y" ] ; then exit 1 ; fi
	rm -rf ${aosdir}/*
fi

cat $1 | gunzip | (cd ${aosdir} && tar xvf -)	

chown -R root ${aosdir}
chgrp -R sys ${aosdir}

cat ${aosdir}/system/aos.templ | \
	sed -e "s,AOS_HOME,${aosdir}," | \
	sed -e "s,BOOT_ENV,${bootenv}," >${aoscmd}

chmod +x ${aoscmd}

# <EOF>