Tweak systemd macro usage

Start building with GLIBCXX_ASSERTIONS again
Start building with strict_build_flags again

galera.spec

@@ -1,6 +1,6 @@
 Name:           galera
 Version:        26.4.3
-Release:        1%{?dist}
+Release:        2%{?dist}
 Summary:        Synchronous multi-master wsrep provider (replication engine)
 
 License:        GPLv2
@@ -8,7 +8,7 @@ URL:            http://galeracluster.com/
 
 # Actually, the truth is, we do use galera source tarball provided by MariaDB on
 # following URL (without macros):
-#   https://mirror.vpsfree.cz/mariadb/mariadb-10.4.3/galera-26.4.0/src/galera-26.4.0.tar.gz
+#   https://mirror.vpsfree.cz/mariadb/mariadb-10.4.11/galera-26.4.3/src/galera-26.4.3.tar.gz
 
 Source0:        http://releases.galeracluster.com/source/%{name}-%{version}.tar.gz
 
@@ -20,11 +20,7 @@ Patch0:         galera-python3.patch
 BuildRequires:  boost-devel check-devel openssl-devel python3-scons systemd gcc-c++ asio-devel
 Requires:       nmap-ncat
 
-
-Requires(post): systemd
-Requires(preun): systemd
-Requires(postun): systemd
-
+%{?systemd_requires}
 
 %description
 Galera is a fast synchronous multi-master wsrep provider (replication engine)
@@ -38,11 +34,7 @@ replication engine see http://www.codership.com.
 %patch0 -p1
 
 %build
-CPPFLAGS="%{optflags}"
-CPPFLAGS=`echo $CPPFLAGS| sed -e "s|-Wp,-D_GLIBCXX_ASSERTIONS||g" `
-export CPPFLAGS
-
-scons-3 %{?_smp_mflags} strict_build_flags=0
+scons-3 %{?_smp_mflags} strict_build_flags=1
 
 
 %install
@@ -88,6 +80,11 @@ install -D -m 644 scripts/packages/README-MySQL %{buildroot}%{_docdir}/galera/RE
 
 
 %changelog
+* Thu Dec 12 2019 Michal Schorm <mschorm@redhat.com> - 26.4.3-2
+- Tweak systemd macro usage
+- Start building with GLIBCXX_ASSERTIONS again
+- Start building with strict_build_flags again
+
 * Tue Dec 03 2019 Michal Schorm <mschorm@redhat.com> - 26.4.3-1
 - Rebase to 26.4.3