#!/bin/sh

PATH=/bin:/usr/bin:/sbin:/usr/sbin

PREFIX=${PKG_PREFIX:-/usr/local}

# verify proper execution
#
if [ $# -ne 2 ]; then
    echo "usage: $0 distname { PRE-INSTALL | POST-INSTALL | DEINSTALL }" >&2
    exit 1
fi

# Verify/process the command
#
case $2 in
    PRE-INSTALL)
	mv -f $PREFIX/share/sfs/sfs_config \
		$PREFIX/share/sfs/sfs_config.save 2>/dev/null
	exit 0
        ;;
    POST-INSTALL)
	;;
    DEINSTALL)
	exit 0
	;;
    *)
        echo "usage: $0 distname { PRE-INSTALL | POST-INSTALL | DEINSTALL }" >&2
        exit 1
        ;;
esac


#
# Installing SFS...
#

sfsuser_line=`egrep '^sfsuser ' $PREFIX/share/sfs/sfs_config.save 2> /dev/null`
set ""`echo $sfsuser_line`
sfs_defuser=$2
sfs_defgroup=$3

resvgids_line=`egrep '^resvgids ' $PREFIX/share/sfs/sfs_config.save 2> /dev/null`
test "$resvgids_line" \
    || resvgids_line=`egrep '^#resvgids ' $PREFIX/share/sfs/sfs_config`

echo "SFS needs a its own user and group IDs."
test -z "$sfs_defuser" && sfs_defuser=sfs
echo -n "What username do you want to use? [$sfs_defuser] "
read sfs_user
test -z "$sfs_user" && sfs_user=$sfs_defuser

if id "$sfs_user" > /dev/null; then
	:
else
    echo "User $sfs_defuser does not exist.  You must create the account."
fi

test -z "$sfs_defgroup" && sfs_defgroup=`id -ng $sfs_user 2>/dev/null`
test -z "$sfs_defgroup" && sfs_defgroup=$sfs_user
echo -n "What groupname do you want to use? [$sfs_defgroup] "
read sfs_group
test -z "$sfs_group" && sfs_group="$sfs_defgroup"

echo Editing $PREFIX/share/sfs/sfs_config...
rm -f $PREFIX/share/sfs/sfs_config~
sed -e "s/^sfsuser.*/sfsuser $sfs_user $sfs_group/" \
	-e "s/^#resvgids .*/$resvgids_line/" \
	$PREFIX/share/sfs/sfs_config > $PREFIX/share/sfs/sfs_config~
mv -f $PREFIX/share/sfs/sfs_config~ $PREFIX/share/sfs/sfs_config

echo chmod 04555 $PREFIX/lib/sfs/newaid
chmod 04555 $PREFIX/lib/sfs/newaid

echo chgrp $sfs_group $PREFIX/lib/sfs/suidconnect
if chgrp $sfs_group $PREFIX/lib/sfs/suidconnect; then
	echo chmod 02555 $PREFIX/lib/sfs/suidconnect
	chmod 02555 $PREFIX/lib/sfs/suidconnect
else
	cat <<EOF
** Warning: could not put $PREFIX/lib/sfs/suidconnect
** in the $sfs_group group.  You must create this group, then run:
	chgrp $sfs_group $PREFIX/lib/sfs/suidconnect
	chmod 02555 $sfs_group $PREFIX/lib/sfs/suidconnect
EOF
fi

exit 0