osmo-sip-connector: handle systemd and cfg files through autotools

Change-Id: I88fa636fdc97dbd1c8d13358fb48d157bd95c805
diff --git a/recipes-osmocom/osmo-sip-connector/osmo-sip-connector.inc b/recipes-osmocom/osmo-sip-connector/osmo-sip-connector.inc
index d7f22a3..96d3734 100644
--- a/recipes-osmocom/osmo-sip-connector/osmo-sip-connector.inc
+++ b/recipes-osmocom/osmo-sip-connector/osmo-sip-connector.inc
@@ -5,17 +5,15 @@
 
 DEPENDS = "sofia-sip libosmocore"
 
-INC_PR="r0.${META_TELEPHONY_OSMO_INC}"
+INC_PR="r1.${META_TELEPHONY_OSMO_INC}"
 
 inherit autotools pkgconfig systemd
 
-do_install_append() {
-	install -d ${D}${systemd_system_unitdir}/
-	install -d ${D}${sysconfdir}/osmocom/
+PACKAGECONFIG ??= "\
+    ${@bb.utils.filter('DISTRO_FEATURES', 'systemd', d)} \
+    "
+PACKAGECONFIG[systemd] = "--with-systemdsystemunitdir=${systemd_system_unitdir},--without-systemdsystemunitdir"
 
-	install -m 0644 ${S}/doc/examples/osmo-sip-connector.cfg ${D}${sysconfdir}/osmocom/
 
-	install -m 0644 ${S}/contrib/systemd/osmo-sip-connector.service ${D}${systemd_system_unitdir}/
-}
 SYSTEMD_SERVICE_${PN} = "${PN}.service"
 CONFFILES_osmo-sip-connector = "${sysconfdir}/osmocom/osmo-sip-connector.cfg"