post_install() {
  printf 'Updating font cache...'
  fc-cache -s > /dev/null
  mkfontscale /usr/share/fonts/TTF
  mkfontdir /usr/share/fonts/TTF
  printf 'done\n'
}

post_upgrade() {
  post_install $1
}

post_remove() {
  post_install $1
}

op=$1
shift

$op $*