package/makedumpfile: add optional dependency on snappy

Signed-off-by: Alexander Egorenkov <egorenar-dev@posteo.net>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/makedumpfile/makedumpfile.mk

@@ -25,6 +25,11 @@ MAKEDUMPFILE_DEPENDENCIES += lzo
 MAKEDUMPFILE_MAKE_OPTS += USELZO=on
 endif
 
+ifeq ($(BR2_PACKAGE_SNAPPY),y)
+MAKEDUMPFILE_DEPENDENCIES += snappy
+MAKEDUMPFILE_MAKE_OPTS += USESNAPPY=on
+endif
+
 define MAKEDUMPFILE_BUILD_CMDS
 	$(TARGET_MAKE_ENV) $(TARGET_CONFIGURE_OPTS) $(MAKE) -C $(@D) \
 		$(MAKEDUMPFILE_MAKE_OPTS)