Added include guards in the source file

diff --git a/source/particles/data_out.cc b/source/particles/data_out.cc
index 36ce34b49acc0ca5d4be555119ea5b47c079401b..56c9868dab519221d3e7a5e1d57ba847d33ff6ba 100644 (file)
--- a/source/particles/data_out.cc
+++ b/source/particles/data_out.cc
@@ -18,6 +18,9 @@
 
 DEAL_II_NAMESPACE_OPEN
 
+#ifdef DEAL_II_WITH_P4EST
+
+
 namespace Particles
 {
   template <int dim, int spacedim>
@@ -60,11 +63,14 @@ namespace Particles
   }
 
 } // namespace Particles
+#endif
 
 DEAL_II_NAMESPACE_CLOSE
 
 DEAL_II_NAMESPACE_OPEN
 
-#include "data_out.inst"
+#ifdef DEAL_II_WITH_P4EST
+#  include "data_out.inst"
+#endif
 
 DEAL_II_NAMESPACE_CLOSE