package/aubio: add jack2 optional dependency

Signed-off-by: Romain Naour <romain.naour@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/aubio/aubio.mk

@@ -15,7 +15,6 @@ AUBIO_CONF_OPTS = \
 	--disable-docs \
 	--disable-atlas \
 	--disable-avcodec \
-	--disable-jack \
 	--disable-fftw3 \
 	--disable-fftw3f
 
@@ -33,4 +32,11 @@ else
 AUBIO_CONF_OPTS += --disable-samplerate
 endif
 
+ifeq ($(BR2_PACKAGE_JACK2),y)
+AUBIO_DEPENDENCIES += jack2
+AUBIO_CONF_OPTS += --enable-jack
+else
+AUBIO_CONF_OPTS += --disable-jack
+endif
+
 $(eval $(waf-package))