for md in . icon; do
  make -C "$md" ${OPTS} PREFIX="${INSTALL_ROOT}/usr" install
done &&

if [ ! -d "${INSTALL_ROOT}/usr/share/applications" ]; then
  install -d -vm 755 "${INSTALL_ROOT}/usr/share/applications"
fi &&

install -vm 644 sxiv.desktop "${INSTALL_ROOT}/usr/share/applications/"