{ equibop, imagemagick, ... }: equibop.overrideAttrs ( final: prev: { nativeBuildInputs = prev.nativeBuildInputs ++ [ imagemagick ]; postBuild = prev.postBuild + '' pushd build for size in 16 24 32 48 64 128 256 512 1024; do mkdir -pv $out/share/icons/hicolor/"$size"x"$size"/apps if [ ! -e icon_"$size"x"$size"x32.png ] ; then convert -resize "$size"x"$size" icon_1024x1024x32.png icon_"$size"x"$size"x32.png fi done; popd ''; } )