pkgname=gwyddion

post_install() {
  gconfpkg --install $pkgname
  gtk-update-icon-cache -q -t -f /usr/share/icons/hicolor
}

pre_upgrade() {
  pre_remove $1
}

post_upgrade() {
  post_install $1
}

pre_remove() {
  gconfpkg --uninstall $pkgname
}

post_remove() {
  gtk-update-icon-cache -q -t -f /usr/share/icons/hicolor
}