OpenMP Header: missing walberla definitions include

- WALBERLA_BUILD_WITH_OPENMP was never defined

src/core/OpenMP.h

@@ -21,6 +21,7 @@
 #pragma once
 
 #include "core/Abort.h"
+#include "waLBerlaDefinitions.h"
 
 // MPI SECTION //
 

src/waLBerlaDefinitions.in.h

@@ -20,6 +20,7 @@
 
 // External libraries
 #cmakedefine WALBERLA_BUILD_WITH_MPI
+#cmakedefine WALBERLA_BUILD_WITH_OPENMP
 #cmakedefine WALBERLA_BUILD_WITH_METIS
 #cmakedefine WALBERLA_BUILD_WITH_PARMETIS
 

tests/core/OpenMPWrapperTest.cpp

@@ -21,11 +21,13 @@
 #include <core/debug/TestSubsystem.h>
 #include <core/logging/Logging.h>
 #include <core/OpenMP.h>
+#include <core/mpi/Environment.h>
 
 using namespace walberla;
 
-int main( int /*argc*/, char** /*argv*/ )
+int main( int argc, char** argv )
 {
+   mpi::Environment env(argc, argv);
    debug::enterTestMode();
    
    WALBERLA_OPENMP_SECTION()