dhcp: move dhcp leases files handling to postinst/postrm

Both server and client needs access to leases files so its creation
and removal are now handled by postinst/postrm scripts.

(From OE-Core rev: c8a9ae7c047051958b8667e77288c5ac295766c6)

Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-connectivity/dhcp/dhcp.inc

@@ -66,12 +66,35 @@ FILES_dhcp-server-config = "${sysconfdir}/default/dhcp-server ${sysconfdir}/dhcp
 
 FILES_dhcp-relay = "${sbindir}/dhcrelay ${sysconfdir}/init.d/dhcp-relay ${sysconfdir}/default/dhcp-relay"
 
-FILES_dhcp-client = "${base_sbindir}/dhclient ${base_sbindir}/dhclient-script ${sysconfdir}/dhcp/dhclient.conf ${localstatedir}/lib/dhcp/"
+FILES_dhcp-client = "${base_sbindir}/dhclient ${base_sbindir}/dhclient-script ${sysconfdir}/dhcp/dhclient.conf"
 RDEPENDS_dhcp-client = "bash"
 
 FILES_dhcp-omshell = "${bindir}/omshell"
 
 pkg_postinst_dhcp-server() {
+    mkdir -p $D/${localstatedir}/lib/dhcp
     touch $D/${localstatedir}/lib/dhcp/dhcpd.leases
     touch $D/${localstatedir}/lib/dhcp/dhcpd6.leases
 }
+
+pkg_postinst_dhcp-client() {
+    mkdir -p $D/${localstatedir}/lib/dhcp
+}
+
+pkg_postrm_dhcp-server() {
+    rm -f $D/${localstatedir}/lib/dhcp/dhcpd.leases
+    rm -f $D/${localstatedir}/lib/dhcp/dhcpd6.leases
+
+    if ! rmdir $D/${localstatedir}/lib/dhcp 2>/dev/null; then
+        echo "Not removing ${localstatedir}/lib/dhcp as it is non-empty."
+    fi
+}
+
+pkg_postrm_dhcp-client() {
+    rm -f $D/${localstatedir}/lib/dhcp/dhclient.leases
+    rm -f $D/${localstatedir}/lib/dhcp/dhclient6.leases
+
+    if ! rmdir $D/${localstatedir}/lib/dhcp 2>/dev/null; then
+        echo "Not removing ${localstatedir}/lib/dhcp as it is non-empty."
+    fi
+}

meta/recipes-connectivity/dhcp/dhcp_4.2.0.bb

@@ -1,6 +1,6 @@
 require dhcp.inc
 
-PR = "r5"
+PR = "r7"
 
 SRC_URI += "file://fixincludes.patch \
             file://dhcp-3.0.3-dhclient-dbus.patch;striplevel=0 \