modified makefile to avoid problems with order of execution

Author: Daniel Ruprecht

obj/Makefile

@@ -2,13 +2,25 @@ include ../makefile.defs
 
 INC=-I$(CURDIR)/..
 
-all: $(patsubst ../src/%.f90, %.o, $(wildcard ../src/*.f90))
-
-%.o: ../src/%.f90
-	$(F90) -c $(FCFLAGS) $(INC) $< -o $@
+all: 
+	$(F90) -c $(FCFLAGS) $(INC) ../src/fluxes.f90
+	$(F90) -c $(FCFLAGS) $(INC) ../src/boundaries.f90
+	$(F90) -c $(FCFLAGS) $(INC) ../src/params.f90
+	$(F90) -c $(FCFLAGS) $(INC) ../src/upwind.f90
+	$(F90) -c $(FCFLAGS) $(INC) ../src/weno5.f90
+	$(F90) -c $(FCFLAGS) $(INC) ../src/advection.f90
+	$(F90) -c $(FCFLAGS) $(INC) ../src/diffusion.f90
+	$(F90) -c $(FCFLAGS) $(INC) ../src/timestepper.f90
+	$(F90) -c $(FCFLAGS) $(INC) ../src/parareal_mpi.f90
+	$(F90) -c $(FCFLAGS) $(INC) ../src/parareal_openmp.f90
+	$(F90) -c $(FCFLAGS) $(INC) ../src/parareal_openmp_pipe.f90
+	$(F90) -c $(FCFLAGS) $(INC) ../src/run_parareal_mpi.f90
+	$(F90) -c $(FCFLAGS) $(INC) ../src/run_parareal_openmp.f90
+	$(F90) -c $(FCFLAGS) $(INC) ../src/run_parareal_openmp_pipe.f90
+	$(F90) -c $(FCFLAGS) $(INC) ../src/run_timestepper.f90
 
 include dependencies
 
 clean:
 	rm -f *.o
-	rm -f *.mod
+	rm -f *.mod