local OLD_SPELL_VERSION="" if spell_ok $SPELL; then OLD_SPELL_VERSION="$(installed_version $SPELL)" if test "${VERSION:0:5}" != "${OLD_SPELL_VERSION:0:5}"; then message "This is an incompatible update of $SPELL..." message "Figuring out what spells need to be recast." for each in $(show_up_depends $SPELL 1); do if gaze install $each | xargs readelf -d 2> /dev/null | grep -q "NEEDED.*libgegl-0.1.so"; then up_trigger $each cast_self fi done fi fi