spec: enable hardened build

Resolves: #1014133

mtr.spec

@@ -1,7 +1,9 @@
+%global _hardened_build 1
+
 Summary: A network diagnostic tool
 Name: mtr
 Version: 0.85
-Release: 2%{?dist}
+Release: 3%{?dist}
 Epoch: 2
 Group: Applications/Internet
 License: GPLv2+
@@ -46,6 +48,9 @@ diagnostic tool.
 %patch4 -p1
 
 %build
+export CFLAGS="%{optflags} -fPIE"
+export LDFLAGS="-z now -pie"
+
 %configure --enable-gtk2
 make %{?_smp_mflags} && mv mtr xmtr && make distclean
 %configure --without-gtk
@@ -97,6 +102,9 @@ desktop-file-install \
 %{_datadir}/pixmaps/mtr_icon.xpm
 
 %changelog
+* Sat Sep 14 2013 Michal Sekletar <msekleta@redhat.com> - 2:0.85-3
+- enable hardened build
+
 * Mon Aug 05 2013 Michal Sekletar <msekleta@redhat.com> - 2:0.85-2
 - add generate-tarball.sh script