info_dir=/usr/share/info
info_file=indent.info.gz

post_install() {
    install-info ${info_dir}/$info_file ${info_dir}/dir 2> /dev/null
}

post_upgrade() {
  post_install $1
}

pre_remove() {
    install-info --delete ${info_dir}/$info_file ${info_dir}/dir 2> /dev/null
}