GCC      = gcc
CFLAGS   = -O3 -fopenmp 
LDFLAG   = -lm
OMP_FLAG = -fopenmp
RM       =  rm -rf
MPI      = mpicc
MPI_FLAG = -O1 -g
EXE = omp_heat2D ser_heat2D mpi_heat2D

all : $(EXE) 

#.PHONY: all  clean purge


ser_heat2D: ser_heat2D.o
	$(GCC) $(CFLAGS) -o $@ $^ $(LDFLAG)

omp_heat2D: omp_heat2D.o
	$(GCC) $(CFLAGS) -o $@ $^ $(LDFLAG)

mpi_heat2D:
	$(MPI) $(MPI_FLAG) mpi_heat2D.c  -o $@ $(LDFLAG) 



%.o :%.c
	$(GCC) $(CFLAGS) -c -o $@ $<


clean:
	$(RM) *.o *.dat

purge: clean
	$(RM) $(EXE)