#!/bin/sh

# using a particular version of linux removes unneeded depends
p2="linux5.0 syslinux runit-void xbps"

# changing p1 might need changes lower down
p1="base-files musl busybox"

for f in dev proc sys
do
	mkdir /mnt/$f
	mount -B /$f /mnt/$f
done

mkdir -p /mnt/var/db/xbps/keys
mkdir -p /mnt/usr/share
cp /var/db/xbps/xeys/* /mnt/var/db/xbps/keys
cp -a /usr/share/xbps.d /mnt/usr/share

xbps-install -r /mnt -SyU $p1
/mnt/bin/busybox --list | while read app
do
	ln busybox /mnt/bin/$app
done
xbps-install -r /mnt -SyU $p2
xbps-reconfigure -r /mnt -f base-files
chroot /mnt xbps-reconfigure -a

vi /mnt/etc/rc.conf
echo void > /mnt/etc/hostname
echo "root:root" | chpasswd -r /mnt

mkdir -p /mnt/boot/extlinux
chroot /mnt extlinux -i /boot/extlinux
cat > /mnt/boot/extlinux/extlinux.conf << EOF
DEFAULT void

LABEL void
	LINUX /$(cd /mnt/boot && echo vmlinuz*)
	APPEND root=/dev/sda1 ro quiet
EOF

umount /mnt/sys /mnt/proc /mnt/dev /mnt