use systemd instead of xinetd as a default

tftp.spec

@@ -1,7 +1,9 @@
+%global systemctl_bin /usr/bin/systemctl
+
 Summary: The client for the Trivial File Transfer Protocol (TFTP)
 Name: tftp
 Version: 5.2
-Release: 3%{?dist}
+Release: 4%{?dist}
 License: BSD
 Group: Applications/Internet
 URL: http://www.kernel.org/pub/software/network/tftp/
@@ -77,13 +79,26 @@ install -p -m 644 %SOURCE1 ${RPM_BUILD_ROOT}%{_unitdir}
 install -p -m 644 %SOURCE2 ${RPM_BUILD_ROOT}%{_unitdir}
 
 %post server
-/sbin/service xinetd reload > /dev/null 2>&1 || :
+if [ $1 -eq 1 ] ; then
+    # Initial installation
+    %{systemctl_bin} daemon-reload >/dev/null 2>&1 || :
+fi
+
+%preun server
+if [ $1 -eq 0 ] ; then
+    # Package removal, not upgrade
+    %{systemctl_bin} --no-reload disable tftp.service > /dev/null 2>&1 || :
+    %{systemctl_bin} stop tftp.service > /dev/null 2>&1 || :
+fi
 
 %postun server
-if [ $1 = 0 ]; then
-    /sbin/service xinetd reload > /dev/null 2>&1 || :
+/bin/systemctl daemon-reload >/dev/null 2>&1 || :
+if [ $1 -ge 1 ] ; then
+    # Package upgrade, not uninstall
+    %{systemctl_bin} try-restart tftp.service >/dev/null 2>&1 || :
 fi
 
+
 %clean
 rm -rf ${RPM_BUILD_ROOT}
 
@@ -103,6 +118,9 @@ rm -rf ${RPM_BUILD_ROOT}
 %{_unitdir}/*
 
 %changelog
+* Wed May 30 2012 Jan Synáček <jsynacek@redhat.com> - 5.2-4
+- use systemd instead of xinetd as a default
+
 * Tue May 22 2012 Jan Synáček <jsynacek@redhat.com> - 5.2-3
 - provide native systemd service files
 - Resolves: #737212