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# This is the Makefile for the quantum dots programs. In principle, only the
# Part (A) should be changed, in order to specify the compiler, compiler options,
# and libraries (BLAS, LAPACK, GSL, FFTW).
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# (A) Compiler, compiler flags, libraries.

 # Which compiler is going to be used.
FC = ifc
 # FCFLAGS variable holds the compiler flags.
FCFLAGS = -O
F77FLAGS = -W0
 # LDFLAGS variable holds the flags passed to the linker (i.e. for static linking)
LDFLAGS =
 # BLAS, LAPACK, gsl and FFTW3 libraries have to be linked with the various programs.
LIBS = -L/usr/lib/gcc-lib/i386-redhat-linux/3.3.3/ -L/home/castro/local/lib -llapack -lblas -lg2c -lfftw3 -lgslcblas -lgsl
#LIBS = -L/home/marques/lib/g77 -llapack -lblas -lf2c_mine -lfftw3 -lgslcblas -lgsl
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# (B) List of programs that will be built.
#
PROGS = gs td test_hartree test_laplacian coeff excitations sf
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# (C) Files to be compiled:
#
# BASE_SRC is the list of the files common for all the programs.
#
# GS_SRC contains the files necessary to complete the "gs" program.
# TD_SRC contains the files necessary to complete the "td" program.
# TESTHARTREE_SRC contains the files for the "test_hartree" program.
# TESTLAPLACIAN_SRC contains the files for the "test_laplacian" program.
# COEFF_SRC contains the files for the "coeff" program.
# EXCITATIONS_SRC contains the files necessary to complete the "excitations" program
# SF_SRC contains the files necessary for the "sf" program.
# 
# EXPOKIT_SRC contains the subroutines belonging to the "expokit" package
#  (http://www.maths.uq.edu.au/expokit)
#
# SRCS_C contains some necessary source written in C (interfaces to the GSL library)
#
# The corresponing x_OBJS variables contain the x.o object files.

BASE_SRC = states.f90 mesh.f90 fftw3.f90 cf.f90 poisson.f90 vxc.f90 epot.f90 ipot.f90 \
output.f90 energy.f90 hpsi.f90 rho.f90 write_wfs.f90 read_wfs.f90
BASE_OBJS=$(BASE_SRC:.f90=.o)

GS_SRC = init_wfs.f90 cg.f90 scf.f90 gs.f90
TD_SRC  = perturbation.f90 exponential.f90 propagator.f90 propagate.f90 td.f90
TESTHARTREE_SRC = test_hartree.f90
TESTLAPLACIAN_SRC = test_laplacian.f90
COEFF_SRC = coeff.f90
EXCITATIONS_SRC = excitations.f90
SF_SRC = sf.f90

GS_OBJS=$(GS_SRC:.f90=.o)
TD_OBJS=$(TD_SRC:.f90=.o)
TESTHARTREE_OBJS = $(TESTHARTREE_SRC:.f90=.o)
TESTLAPLACIAN_OBJS = $(TESTLAPLACIAN_SRC:.f90=.o)
COEFF_OBJS = $(COEFF_SRC:.f90=.o)
EXCITATIONS_OBJS=$(EXCITATIONS_SRC:.f90=.o)
SF_OBJS = $(SF_SRC:.f90=.o)

EXPOKIT_SRC = expokit.f
EXPOKIT_OBJS = expokit.o

SRCS_C = gslwrappers.c
OBJS_C=$(SRCS_C:.c=.o)
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# (D) Rules for compilation.

%.o:%.f90
	$(FC) $(FCFLAGS) -o $@ -c $< 
%.o:%.f
	$(FC) $(FCFLAGS) $(F77FLAGS) -o $@ -c $<
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# (E) Rules to compile the programs.
all: $(PROGS)

gs: $(OBJS_C) $(BASE_OBJS) $(GS_OBJS)
	$(FC) $(FCFLAGS) $(LDFLAGS) $(OBJS_C) $(BASE_OBJS) $(GS_OBJS) $(LIBS) -o $@

td: $(EXPOKIT_OBJS) $(OBJS_C) $(BASE_OBJS) $(TD_OBJS)
	$(FC) $(FCFLAGS) $(LDFLAGS) $(EXPOKIT_OBJS) $(OBJS_C) $(BASE_OBJS) $(TD_OBJS) $(LIBS) -o $@

test_hartree: $(OBJS_C) $(BASE_OBJS) $(TESTHARTREE_OBJS)
	$(FC) $(FCFLAGS) $(LDFLAGS) $(OBJS_C) $(BASE_OBJS) $(TESTHARTREE_OBJS) $(LIBS) -o $@

test_laplacian: $(OBJS_C) $(BASE_OBJS) $(TESTLAPLACIAN_OBJS)
	$(FC) $(FCFLAGS) $(LDFLAGS) $(OBJS_C) $(BASE_OBJS) $(TESTLAPLACIAN_OBJS) $(LIBS) -o $@

excitations: $(OBJS_C) $(BASE_OBJS) $(EXCITATIONS_OBJS)
	$(FC) $(FCFLAGS) $(LDFLAGS) $(OBJS_C) $(BASE_OBJS) $(EXCITATIONS_OBJS) $(LIBS) -o $@

coeff: $(COEFF_OBJS)
	$(FC) $(FCFLAGS) $(LDFLAGS) $(COEFF_OBJS) -o $@ $(LIBS)

sf: sf.o
	$(FC) $(FCFLAGS) $(LDFLAGS) sf.o -o $@ $(LIBS)

clean:
	rm -f *.o *.mod *~ $(PROGS) vh vx vc vext rho wfs rho spectrum dipole
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# (F) Dependencies.
mesh.o : mesh.f90
fftw3.o : fftw3.f90
cf.o : fftw3.o cf.f90
poisson.o : mesh.o fftw3.o cf.o poisson.f90
vxc.o : mesh.o vxc.f90
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