# Precompiler options
CPP_OPTIONS= -DHOST=\"LinuxGNU\" \
             -DMPI -DMPI_BLOCK=8000 \
             -Duse_collective \
             -DscaLAPACK \
             -DCACHE_SIZE=4000 \
             -Davoidalloc \
             -Duse_bse_te \
             -Dtbdyn \
             -Duse_shmem

CPP        = gcc -E -P -C -w $*$(FUFFIX) >$*$(SUFFIX) $(CPP_OPTIONS)

FC         = mpif90
FCL        = mpif90

FREE       = -ffree-form -ffree-line-length-none

FFLAGS     = -w
OFLAG      = -O2
OFLAG_IN   = $(OFLAG)
DEBUG      = -O0

# When compiling on the target machine itself, change this to the
# relevant target when cross-compiling for another architecture
FFLAGS     += -march=znver3

# For gcc-10 and higher (comment out for older versions)
FFLAGS     += -fallow-argument-mismatch

# Intel MKL (FFTW, BLAS, LAPACK, and scaLAPACK)
LLIBS     += -L${MKLROOT}/lib/intel64 -Wl,--no-as-needed -lmkl_gf_lp64 -lmkl_gnu_thread -lmkl_core -lmkl_scalapack_lp64 -lmkl_blacs_openmpi_lp64 -lgomp -lpthread -lm -ldl
INCS       = -I$(MKLROOT)/include/fftw
OBJECTS    = fftmpiw.o fftmpi_map.o  fftw3d.o  fft3dlib.o

OBJECTS_O1 += fftw3d.o fftmpi.o fftmpiw.o
OBJECTS_O2 += fft3dlib.o

# For what used to be vasp.5.lib
CPP_LIB    = $(CPP)
FC_LIB     = $(FC)
CC_LIB     = gcc
CFLAGS_LIB = -O
FFLAGS_LIB = -O1
FREE_LIB   = $(FREE)

OBJECTS_LIB= linpack_double.o getshmem.o

# For the parser library
CXX_PARS   = g++

LIBS       += parser
LLIBS      += -Lparser -lparser -lstdc++

# Normally no need to change this
SRCDIR     = ../../src
BINDIR     = ../../bin