media-sound/qtractor: added support for qt6

Closes: https://bugs.gentoo.org/908106
Signed-off-by: Miroslav Šulc <fordfrog@gentoo.org>

media-sound/qtractor/qtractor-1.4.0-r1.ebuild

@@ -13,20 +13,15 @@ LICENSE="GPL-2"
 SLOT="0"
 KEYWORDS="~amd64 ~x86"
 
-IUSE="aubio cpu_flags_x86_sse debug dssi ladspa libsamplerate mad osc rubberband vorbis zlib"
+IUSE="aubio cpu_flags_x86_sse debug dssi ladspa libsamplerate mad osc qt5 rubberband vorbis zlib"
 REQUIRED_USE="dssi? ( ladspa )"
 
 BDEPEND="
-	dev-qt/linguist-tools:5
 	virtual/pkgconfig
+	qt5? ( dev-qt/linguist-tools:5 )
+	!qt5? ( dev-qt/qttools:6[linguist] )
 "
 DEPEND="
-	dev-qt/qtcore:5
-	dev-qt/qtgui:5
-	dev-qt/qtsvg:5
-	dev-qt/qtwidgets:5
-	dev-qt/qtxml:5
-	dev-qt/qtx11extras:5
 	media-libs/alsa-lib
 	media-libs/libsndfile
 	media-libs/lilv
@@ -40,6 +35,18 @@ DEPEND="
 	libsamplerate? ( media-libs/libsamplerate )
 	mad? ( media-libs/libmad )
 	osc? ( media-libs/liblo )
+	qt5? (
+		dev-qt/qtcore:5
+		dev-qt/qtgui:5
+		dev-qt/qtsvg:5
+		dev-qt/qtwidgets:5
+		dev-qt/qtxml:5
+		dev-qt/qtx11extras:5
+	)
+	!qt5? (
+		dev-qt/qtbase:6[gui,widgets,xml]
+		dev-qt/qtsvg:6
+	)
 	rubberband? ( media-libs/rubberband )
 	vorbis? (
 		media-libs/libogg
@@ -72,7 +79,7 @@ src_configure() {
 		-DCONFIG_LV2=1
 		-DCONFIG_LV2_UI_GTK2=0
 		-DCONFIG_NSM=0
-		-DCONFIG_QT6=0
+		-DCONFIG_QT6=$(usex qt5 0 1)
 		-DCONFIG_SSE=$(usex cpu_flags_x86_sse 1 0)
 		-DCONFIG_STACKTRACE=$(usex debug 1 0)
 		-DCONFIG_VESTIGE=1