#!/usr/bin/make -f
# export DH_VERBOSE =1

OCTDIR=$(shell octave-config --print LOCALOCTFILEDIR)
CGALVER=$(shell grep -o -E '\s[0-9]\.[0-9]+' /usr/include/CGAL/version.h)

ifeq ($(shell expr $(CGALVER) \< 5.0), 1)
	CGALLIB=-lCGAL -lCGAL_ImageIO
endif

%:
	+dh $@ --buildsystem=octave

override_dh_auto_configure:
	mkdir utils
	mkdir inst
	cp COPYING.txt COPYING
	cp ChangeLog.txt NEWS
	cp *.m inst
	cp *.fig inst
	cd inst; \
	rm -rf base64decode.m base64encode.m fast_match_bracket.m gzipdecode.m gzipencode.m \
	jdatadecode.m jdataencode.m jnifticreate.m loadjnifti.m loadjson.m loadmsgpack.m \
	loadnifti.m loadubjson.m lz4decode.m lz4encode.m lz4hcdecode.m lz4hcencode.m lzipdecode.m \
	lzipencode.m lzmadecode.m lzmaencode.m match_bracket.m nestbracket2dim.m nifticreate.m \
	nii2jnii.m jnii2nii.m niicodemap.m niiformat.m readnifti.m savebnii.m savejnifti.m savejnii.m \
	savemsgpack.m savenifti.m saveubjson.m zlibdecode.m zlibencode.m jsave.m jload.m savebj.m \
	loadbj.m savejson.m isoctavemesh.m mergestruct.m jsonopt.m encodevarname.m decodevarname.m \
	jdatahash.m jdict.m jsoncache.m jsonpath.m jsonset.m json2couch.m filterjsonmmap.m \
	blosc2encode.m blosc2decode.m zstdencode.m zstddecode.m	octavezmat.m

FLAGS = $(CPPFLAGS) $(CXXFLAGS) $(LDFLAGS)
override_dh_auto_build:
	$(CXX) $(FLAGS) -g -O3 tools/cgalmesh/mesh_3D_image.cpp -o utils/cgalmesh $(CGALLIB) -lgmp -lmpfr
	$(CXX) $(FLAGS) -g -O3 tools/cgalmesh/mesh_polyhedral_domain.cpp -o utils/cgalpoly $(CGALLIB) -lgmp -lmpfr
	$(CXX) $(FLAGS) -g -O3 tools/cgalsurf/mesh_a_3d_gray_image.cpp -o utils/cgalsurf $(CGALLIB) -lgmp -lmpfr
	$(CXX) $(FLAGS) -g -O3 tools/cgalsimp2/edge_collapse_enriched_polyhedron.cpp -o utils/cgalsimp2 $(CGALLIB) -lgmp -lmpfr
	cd meshfix; \
	rm -rf include/SuperLU; \
	ln -sf /usr/include/superlu include/SuperLU; \
	cmake .
	$(MAKE) -C meshfix
	mv meshfix/meshfix utils
	mv meshfix/contrib/JMeshLib/test_jmeshlib utils/jmeshlib

override_dh_installchangelogs:
	dh_installchangelogs NEWS

execute_after_dh_installdeb:
	@doc_dir=$(shell find debian/octave-iso2mesh -name doc -a -empty) ;	\
	if [ -n "$$doc_dir" ] ; then						\
	    rmdir $$doc_dir ;							\
	else									\
	    echo "****************************************************" ;	\
	    echo "Please, remove the doc dir removal hack from d/rules" ;	\
	    echo "****************************************************" ;	\
	fi