help() {
  echo "Before using pvgrub, the kernel you want to use needs to be regenerated with Qubes kernel modules in the TemplateVM:"
  echo "1/ Ensure that your kernel and kernel sources are installed (ex: pacman -S linux-lts linux-lts-headers)"
  echo "2/ Ensure that grub config file has been generated for your kernel (ex: grub-mkconfig > /boot/grub/grub.cfg)"
  echo "3/ Reinstall qubes-vm-kernel-support to ensure Qubes-OS kernel module is compiled and that the initcpio is rebuilt"
  echo "This should then be handled automatically in your next kernel updates"
}

## arg 1:  the new package version
post_install() {
  echo "Adding qubes required hooks to mkinitcpio.conf"
  sed 's/^HOOKS="base/HOOKS="lvm2 qubes base/' -i /etc/mkinitcpio.conf
  help
}

post_upgrade() {
  echo "Adding qubes required hooks to mkinitcpio.conf"
  sed 's/^HOOKS="base/HOOKS="lvm2 qubes base/' -i /etc/mkinitcpio.conf
  help
}

post_remove() {
  echo "Removing qubes required hooks to mkinitcpio.conf"
  sed 's/^HOOKS="lvm2 qubes base/HOOKS="base/' -i /etc/mkinitcpio.conf
}