if HAVE_MATLAB
## @MEXEXT@ exists if HAVE_MATLAB passed
MEX_PROGS = interpos.@MEXEXT@
M_PROGS = interpos.m
endif

## Mex is itself a build tool that will determine the compiler(flags) etc.
## It will ignore the compiler(flags) detected by autoconf. To avoid Automake
## trying to build from .f90 sources, use _SCRIPTS instead of _PROGRAMS.

## TODO: harnass mex's compiler (flags and libs) to choose custom compiler
## and blas libs from ./configure.
## If we know how to do this, we should be able to compile the mexfile by
## linking to the previously built libinterpos.so using the same compiler...

if HAVE_BLAS
# Use MathWorks' lapack
FLIBS=-lmwlapack
else
# Use own functions
SRCS_lap = ../f90/dpgbtrf_s.f90
endif

## Treat mex files as scripts (with built sources)
## and .m files too.
mexfiles_SCRIPTS = $(MEX_PROGS)
mfiles_SCRIPTS = $(M_PROGS)
mexsources_DATA = interpos.f90

## Install mex files in matlab/bin, .m files too,
## and .f90 sources to share/src/matlab.
mexfilesdir = $(exec_prefix)/matlab/bin
mfilesdir = $(exec_prefix)/matlab/bin
mexsourcesdir = $(datadir)/src/matlab

## Generate interpos.f90 file needed for interpos.mexa64
BUILT_SOURCES = interpos.f90
interpos.f90:
	( cd $(srcdir) && cat $(MODS) $(SRCS_topmatlab) $(SRCS_LIB) $(SRCS_lap) ) > $@

## Sources borrowed from ../f90
MODS = ../f90/prec_rkind.f90 ../f90/checknanos_module.f90 ../f90/interpos_module.f90
SRCS_LIB = ../f90/cbsplgen.f90 ../f90/cbsplgenp.f90 ../f90/cbfitbnd.f90 ../f90/cbfitper.f90 \
           ../f90/splipera.f90 ../f90/splibnda.f90 ../f90/intlinear.f90 ../f90/intquadratic.f90

## Build using an implicit rule to handle this type
SUFFIXES = .f90 .@MEXEXT@
.f90.@MEXEXT@:
	$(MEX) $(FLIBS) -v -output $@ $<

if ENABLE_TESTS
check_SCRIPTS = test_interpos.sh
BUILT_SOURCES += test_interpos.sh
endif
TESTS = $(check_SCRIPTS)

TEST_EXTENSIONS = .sh
SH_LOG_DRIVER_FLAGS = --ignore-exit --comments
SH_LOG_DRIVER = env AM_TAP_AWK='$(AWK)' $(SHELL) \
    $(top_srcdir)/build-aux/tap-driver.sh

test_interpos_SRCS = test_interpos.m test_interpos.in
test_interpos.sh: %.sh:%.in
	sed -e 's@__MATLAB__@$(MATLAB)@g' \
	    -e 's@__SED__@$(SED)@g' \
	    -e 's@__M_PROG__@$*@g' \
	    $< > $@
	chmod +x $@

## Clean up
MOSTLYCLEANFILES = *.$(FC_MODEXT) $(mexfiles_SCRIPTS) $(check_SCRIPTS) $(BUILT_SOURCES)

## Sources needed in the tarball
EXTRA_DIST = $(test_interpos_SRCS) $(SRCS_topmatlab) $(M_PROGS)
SRCS_topmatlab = interpos_matlab_top.f90