package/jack2: libsndfile is optional, not mandatory

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/jack2/Config.in

@@ -5,7 +5,6 @@ config BR2_PACKAGE_JACK2
 	depends on BR2_INSTALL_LIBSTDCPP
 	depends on !BR2_STATIC_LIBS
 	depends on BR2_TOOLCHAIN_HAS_SYNC_4
-	select BR2_PACKAGE_LIBSNDFILE
 	select BR2_PACKAGE_ALSA_LIB
 	select BR2_PACKAGE_ALSA_LIB_HWDEP
 	select BR2_PACKAGE_ALSA_LIB_SEQ

package/jack2/jack2.mk

@@ -9,7 +9,7 @@ JACK2_SITE = $(call github,jackaudio,jack2,v$(JACK2_VERSION))
 JACK2_LICENSE = GPL-2.0+ (jack server), LGPL-2.1+ (jack library)
 JACK2_LICENSE_FILES = COPYING
 JACK2_CPE_ID_VENDOR = jackaudio
-JACK2_DEPENDENCIES = libsndfile alsa-lib
+JACK2_DEPENDENCIES = alsa-lib
 JACK2_INSTALL_STAGING = YES
 
 JACK2_CONF_OPTS = --alsa
@@ -26,6 +26,13 @@ else
 JACK2_CONF_OPTS += --samplerate=no
 endif
 
+ifeq ($(BR2_PACKAGE_LIBSNDFILE),y)
+JACK2_DEPENDENCIES += libsndfile
+JACK2_CONF_OPTS += --sndfile=yes
+else
+JACK2_CONF_OPTS += --sndfile=no
+endif
+
 ifeq ($(BR2_PACKAGE_OPUS),y)
 JACK2_DEPENDENCIES += opus
 JACK2_CONF_OPTS += --opus=yes