# up_trigger everything on major version updates

local OLD_SPELL_VERSION=""
if spell_ok  $SPELL; then
  OLD_SPELL_VERSION="$(installed_version $SPELL)"
  if test "${VERSION:0:1}" != "${OLD_SPELL_VERSION:0:1}"; then
    message "This is a possibly incompatible update of jpeg..."
    message "Figuring out what spells need to be recast, this may take a while."
# special case for version 6b
    OLD_SPELL_VERSION=${OLD_SPELL_VERSION/6b/62}
    for each in $(show_up_depends $SPELL); do
      if gaze install $each | xargs readelf -d 2> /dev/null |
         grep -q "NEEDED.*libjpeg\.so\.${OLD_SPELL_VERSION:0:1}"; then
           up_trigger $each cast_self
      fi
    done
  fi
fi
