if [[ "${SYSWLROOTS}" == "y" ]]; then
  default_build
else
  OPTS+=" use_system_wlroots=disabled" &&
  local PREFIX=${PREFIX:-/usr} &&
  local MESON_BUILD_TYPE="${MESON_BUILD_TYPE:-release}" &&

  local MESON_BUILD &&
  local MESON_OPTS &&
  local BUILDER &&
  local BUILDER_OPTS="-j ${MAKE_NJOBS} -C builddir/" &&

  if [[ $(get_spell_provider ${SPELL} MESON-BUILD) == muon ]]; then
    MESON_BUILD="muon setup" &&

    OPTS="prefix=${INSTALL_ROOT}${PREFIX} buildtype=${MESON_BUILD_TYPE} default_library=static libdir=lib ${OPTS}"
  else
    MESON_BUILD="meson setup"
    MESON_OPTS="--prefix ${INSTALL_ROOT}${PREFIX} --buildtype ${MESON_BUILD_TYPE} --default-library static --libdir lib"
  fi &&

  if ! is_depends_enabled ${SPELL} $(get_spell_provider ${SPELL} NINJA-BUILD); then
    BUILDER="muon samu"
  elif [[ $(get_spell_provider ${SPELL} NINJA-BUILD) == samurai ]]; then
    BUILDER="samu"
  else
    BUILDER="ninja"
  fi &&

  for MO in $OPTS; do
    MESON_OPTS+=" -D${MO}"
  done &&

  cd "${SOURCE_DIRECTORY}" &&

  ${MESON_BUILD} ${MESON_OPTS} builddir/ &&

  ${BUILDER} ${BUILDER_OPTS}
fi