add carla

.gitignore

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+metadata/md5-cache
+docs/site

media-sound/carla/carla-9999-r1.ebuild

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+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+PYTHON_COMPAT=( python3_{6,7,8,9,10} )
+inherit python-single-r1 xdg-utils
+
+DESCRIPTION="Fully-featured audio plugin host, supports many audio drivers and plugin formats"
+HOMEPAGE="http://kxstudio.linuxaudio.org/Applications:Carla"
+if [[ ${PV} == *9999 ]]; then
+	# Disable submodules to prevent external plugins from being built and installed
+	inherit git-r3
+	EGIT_REPO_URI="https://github.com/falkTX/Carla.git"
+	EGIT_SUBMODULES=()
+	KEYWORDS=""
+else
+	SRC_URI="https://github.com/falkTX/Carla/archive/v${PV}.tar.gz -> ${P}.tar.gz"
+	RESTRICT="mirror"
+	KEYWORDS="~amd64"
+	S="${WORKDIR}/Carla-${PV}"
+fi
+LICENSE="GPL-2 LGPL-3"
+SLOT="0"
+
+IUSE="alsa gtk gtk2 opengl osc -pulseaudio rdf sf2 sndfile X"
+REQUIRED_USE="${PYTHON_REQUIRED_USE}"
+
+RDEPEND="${PYTHON_DEPS}
+	$(python_gen_cond_dep 'dev-python/PyQt5[gui,opengl?,svg,widgets,${PYTHON_USEDEP}]')
+	virtual/jack
+	alsa? ( media-libs/alsa-lib )
+	gtk? ( x11-libs/gtk+:3 )
+	gtk2? ( x11-libs/gtk+:2 )
+	osc? (
+		media-libs/liblo
+		media-libs/pyliblo
+	)
+	pulseaudio? ( media-sound/pulseaudio )
+	rdf? ( dev-python/rdflib )
+	sf2? ( media-sound/fluidsynth )
+	sndfile? ( media-libs/libsndfile )
+	X? ( x11-base/xorg-server )"
+DEPEND=${RDEPEND}
+
+src_prepare() {
+	sed -i -e "s|exec \$PYTHON|exec ${PYTHON}|" \
+		data/carla \
+		data/carla-control \
+		data/carla-database \
+		data/carla-jack-multi \
+		data/carla-jack-single \
+		data/carla-patchbay \
+		data/carla-rack \
+		data/carla-settings || die "sed failed"
+	default
+}
+
+src_compile() {
+	myemakeargs=(
+		LIBDIR="/usr/$(get_libdir)"
+		SKIP_STRIPPING=true
+		HAVE_FFMPEG=false
+		HAVE_ZYN_DEPS=false
+		HAVE_ZYN_UI_DEPS=false
+		HAVE_QT4=false
+		HAVE_QT5=true
+		HAVE_PYQT5=true
+		DEFAULT_QT=5
+		HAVE_ALSA=$(usex alsa true false)
+		HAVE_FLUIDSYNTH=$(usex sf2 true false)
+		HAVE_GTK2=$(usex gtk2 true false)
+		HAVE_GTK3=$(usex gtk true false)
+		HAVE_LIBLO=$(usex osc true false)
+		HAVE_PULSEAUDIO=$(usex pulseaudio true false)
+		HAVE_SNDFILE=$(usex sndfile true false)
+		HAVE_X11=$(usex X true false)
+	)
+
+	# Print which options are enabled/disabled
+	make features PREFIX="/usr" "${myemakeargs[@]}"
+
+	emake PREFIX="/usr" "${myemakeargs[@]}"
+}
+
+src_install() {
+	emake DESTDIR="${D}" PREFIX="/usr" "${myemakeargs[@]}" install
+	if ! use osc; then
+		find "${D}/usr" -iname "carla-control*" | xargs rm
+	fi
+}
+
+pkg_postinst() {
+	xdg_mimeinfo_database_update
+	xdg_desktop_database_update
+	xdg_icon_cache_update
+}
+
+pkg_postrm() {
+	xdg_mimeinfo_database_update
+	xdg_desktop_database_update
+	xdg_icon_cache_update
+}