Makefile

# ------------------------------------------------------------------------------
# GNU gmake file.

# Change these lines to fit your system, or provide them in make.inc. fortranint
# should be 4 or 8 bytes. This was established when you compiled LAPACK and
# BLAS.
#   fortranint = 4
#   BLASLIB = -lblas
#   LAPACKLIB = -llapack
#   FORTRANLIB = -lgfortran
#   CPP = g++
#   MPICPP = mpic++
#   FORTRAN = gfortran
#   MODE_FLAGS = -fPIC
include make.inc

# Set the optimization level. I prefer '-O3'.
#opt = 
#opt = -g
opt = -g -O3

# Choose serial, OpenMP-parallelized, MPI-parallized versions, or hybrid
# MPI-OpenMP. I prefer OpenMP to MPI if I'm running on one shared-memory
# machine. Compression cannot be run as hybrid; only the MVP can.
#mode = s
mode = omp
#mode = mpi
#mode = hybrid

# Probably does not need to be changed:
ifeq ($(mode),s)
	MODE_FLAGS +=
	ext = omp
endif
ifeq ($(mode),omp)
	MODE_FLAGS += -fopenmp -DUTIL_OMP
	ext = omp
endif
ifeq ($(mode),mpi)
	CPP = $(MPICPP)
	MODE_FLAGS += -DUTIL_MPI
	ext = mpi
endif
ifeq ($(mode),hybrid)
	CPP = $(MPICPP)
	MODE_FLAGS += -fopenmp -DUTIL_OMP -DUTIL_MPI
	ext = mpi
endif

# ------------------------------------------------------------------------------
# The rest should not have to be changed.

INCLUDE = -I .
LIBS = $(LAPACKLIB) $(BLASLIB) $(FORTRANLIB)
LIBDIRS =
OPTFLAGS = $(opt)
FFLAGS += $(OPTFLAGS) $(MODE_FLAGS)
CPPFLAGS += $(OPTFLAGS) $(MODE_FLAGS) -DFORTRAN_INT_$(fortranint)
LDFLAGS += $(MODE_FLAGS)

.SUFFIXES:
.SUFFIXES: .cpp .f90 .o

CPPSRCS = src/Hd.cpp src/Compress.cpp src/Hmat.cpp src/HmatIo.cpp \
src/KeyValueFile.cpp src/CodeAnalysis.cpp src/Mpi.cpp src/CHmat.cpp \
src/SFHmat.cpp

OBJECTS = $(patsubst %.cpp,%.o,$(CPPSRCS))

%.o : %.cpp
	$(CPP) $(CPPFLAGS) $(INCLUDE) -c $< -o $@

%.o : %.f90
	$(FORTRAN) $(FFLAGS) -c $< -o $@

all: libhmmvp build mvp cmvp fmvp

# Library to compress and apply an H-matrix.
libhmmvp: $(OBJECTS)
	ar rucs lib/libhmmvp_$(mode).a $(OBJECTS)

# A driver to compress an H-matrix.
build: libhmmvp src/hmmvpbuild.o
	$(CPP) $(LDFLAGS) $(LIBFLAGS) $(LIBDIRS) src/hmmvpbuild.o lib/libhmmvp_$(mode).a $(LIBS) -o bin/hmmvpbuild_$(mode)

# C++ examples.
mvp: libhmmvp examples/mvp_$(ext).o
	$(CPP) $(LDFLAGS) $(LIBFLAGS) $(LIBDIRS) examples/mvp_$(ext).o lib/libhmmvp_$(mode).a $(LIBS) -o examples/mvp_$(mode)

# C example.
cmvp: libhmmvp
ifneq ($(ext),mpi)
	$(CPP) examples/cmvp_$(ext).c $(INCLUDE) $(CPPFLAGS) $(LDFLAGS) $(LIBFLAGS) $(LIBDIRS) lib/libhmmvp_$(mode).a $(LIBS) -o examples/cmvp_$(mode)
endif

# Fortran 90 example.
fmvp: libhmmvp
ifneq ($(ext),mpi)
	$(FORTRAN) examples/fmvp_$(ext).f90 $(INCLUDE) $(FFLAGS) $(LDFLAGS) lib/libhmmvp_$(mode).a $(LIBS) -lstdc++ -o examples/fmvp_$(mode)
endif

clean:
	rm -f src/*.o lib/*.a bin/*

# generate by running `bash make-depends.sh`
include make.depends