depends cmake &&
depends -sub CXX gcc &&
optional_depends alsa-lib \
                 "-DBUILD_ALSA=on" \
                 "-DBUILD_ALSA=off" \
                 "support for the alsa audio backend" &&
optional_depends portaudio19 \
                 "-DBUILD_PORTAUDIO=on" \
                 "-DBUILD_PORTAUDIO=off" \
                 "support for the portaudio backend" &&
if is_depends_enabled $SPELL portaudio19; then
  optional_depends portmidi -DBUILD_PORTMIDI={on,off} \
    "MIDI features"
fi &&
optional_depends pulseaudio \
                 "-DBUILD_PULSEAUDIO=on" \
                 "-DBUILD_PULSEAUDIO=off" \
                 "support for the pulseaudio backend" &&
optional_depends JACK-DRIVER \
                 "-DBUILD_JACK=on" \
                 "-DBUILD_JACK=off" \
                 "support for the jack backend" &&
optional_depends lame \
                 "-DBUILD_LAME=on" \
                 "-DBUILD_LAME=off" \
                 "for mp3 export" &&
optional_depends libsndfile \
                 "-DHAS_AUDIOFILE=on" \
                 "-DHAS_AUDIOFILE=off" \
                 "for audio export" &&
optional_depends libvorbis \
                 "-DSOUNDFONT3=on" \
                 "-DSOUNDFONT3=off" \
                 "support for vorbis-compressed sound fonts" &&
if is_depends_enabled $SPELL libvorbis; then
  depends libogg
fi &&
depends qtbase &&
depends qttools &&
depends qtdeclarative &&
depends qtquickcontrols2 &&
depends qtscript &&
depends qtxmlpatterns &&
depends qtsvg &&
depends SSL &&
optional_depends qtwebengine -DBUILD_WEBENGINE={on,off} \
                 "built-in browsery"
