Build without systemd support on Ubuntu 12.04 LTS

debian/control.in

@@ -5,7 +5,8 @@ Maintainer: Debian PHP Maintainers <pkg-php-maint@lists.alioth.debian.org>
 Uploaders: Ondřej Surý <ondrej@debian.org>,
            Lior Kaplan <kaplan@debian.org>
 Standards-Version: 3.9.8
-Build-Depends: debhelper (>= 9)
+Build-Depends: debhelper (>= 9),
+               dh-systemd (>= 1.3) [linux-any] | base-files (<< 7.2ubuntu5~) [linux-any]
 Vcs-Browser: https://anonscm.debian.org/cgit/pkg-php/php-defaults.git
 Vcs-Git: git://anonscm.debian.org/pkg-php/php-defaults.git
 

debian/rules

@@ -24,8 +24,22 @@ SED=sed
 
 export DH_OPTIONS
 
+DH_SYSTEMD := --with systemd
+
+# Disable systemd on non-Linux buildds
+ifneq (linux,$(DEB_HOST_ARCH_OS))
+  DH_SYSTEMD :=
+endif
+
+# Disable systemd on Ubuntu 12.04 LTS
+ifeq (Ubuntu,$(DEB_VENDOR))
+  ifeq (precise,$(DEB_DISTRIBUTION))
+    DH_SYSTEMD      :=
+  endif
+endif
+
 %:
-	dh $@ --with systemd
+	dh $@ $(DH_SYSTEMD)
 
 override_dh_auto_configure:
 	: