#!/usr/bin/make -f

export DH_VERBOSE=1

include /usr/share/dpkg/pkg-info.mk

ARCH:=$(shell dpkg --print-architecture)

AUTOGENERATED:=   adios_config control libadios-bin.postinst  \
		  libadios-mpich-dev.postinst libadios-openmpi-dev.postinst \
		  libadios-mpich-dev.prerm libadios-openmpi-dev.prerm \
		  python3-adios.preinst python3-adios.postinst python3-adios.prerm

MPI_LIBS_OPENMPI:= $(pkg-config ompi-fort --libs)
MPI_LIBS_MPICH:= $(pkg-config mpich-fort --libs)

include /usr/share/mpi-default-dev/debian_defaults

WITH_IBVERBS:= --with-infiniband=/usr
ifeq ($(ARCH),hurd-i386)
  WITH_IBVERBS:=
endif
ifeq ($(ARCH),kfreebsd-amd64)
  WITH_IBVERBS:=
endif
ifeq ($(ARCH),kfreebsd-i386)
  WITH_IBVERBS:=
endif

# TODO: also mpich2 for x32 ...
# DEB_LDFLAGS_MAINT_APPEND = -Wl,--as-needed

# See  #966966
GF10_FLAGS:=$(if $(filter $(shell readlink /usr/bin/gfortran), gfortran-9), \
                 , -fallow-invalid-boz -fallow-argument-mismatch )
export FFLAGS=$(shell dpkg-buildflags --get FFLAGS) $(GF10_FLAGS)
export FCFLAGS=$(shell dpkg-buildflags --get FCFLAGS) $(GF10_FLAGS)


DESTDIR:=$(shell pwd)/debian/tmp
DEB_HOST_MULTIARCH?=$(shell dpkg-architecture -qDEB_HOST_MULTIARCH)
LIBDIR:=/usr/lib/$(DEB_HOST_MULTIARCH)
BINDIR:=$(DESTDIR)/usr/bin
PY3VERS:=$(shell py3versions -s)
ABITAG:=$(shell ${PY3VERS} -c "import sysconfig; print(sysconfig.get_config_var('SOABI'))" )
CFLAGS:=$(shell  dpkg-buildflags --get CFLAGS )

MPIDESTDIR:=$(DESTDIR)/$(ARCH_DEFAULT_MPI_IMPL)
BUILD_MPI:=build-$(ARCH_DEFAULT_MPI_IMPL)

export VERSION=${DEB_VERSION_UPSTREAM}
export DEFAULT_MPI=${ARCH_DEFAULT_MPI_IMPL}

TOP:=$(shell pwd)
# to find adios_config
export PATH:=$(TOP):$(PATH)

# magic debhelper rule
%:
	dh $@ 

override_dh_auto_clean:
	dh_clean	
	find . -name '*.pyc'  -o -name '*.o'  -o  -name '*.a' -o  -name '*.mod' -delete
	rm -fr  build-* 
	# Remove dodgy symlinks
	find . -type l -delete
	rm -f ./examples/staging/stage_write/writer_adios config.log 
	rm -f libtool config.h  config.status adios_config.flags  adios_config
	rm -f adios.pc stamp-h1
	find . -name .gitignore -delete

override_dh_auto_configure:
	for f in ${AUTOGENERATED} ; do \
                sed 	-e 's%@VERSION@%${DEB_VERSION_UPSTREAM}%g' < debian/$$f.in     \
			-e 's%@OMPIARCHS@%${OPENMPI_AVAILABLE_ARCHITECTURES}%g' \
	    		-e 's%@MPICHARCHS@%${MPICH_AVAILABLE_ARCHITECTURES}%g' \
	    		-e 's%@DEB_HOST_MULTIARCH@%${DEB_HOST_MULTIARCH}%g' \
			-e 's%@DEFAULT_MPI@%${ARCH_DEFAULT_MPI_IMPL}%g' \
			-e 's%@ABITAG@%${ABITAG}%g' \
		      < debian/$$f.in > debian/$$f ; \
                done
ifneq (,$(findstring $(ARCH),$(MPICH_AVAILABLE_ARCHITECTURES)))
	CONFIG_SHELL=/bin/bash dh_auto_configure --builddirectory=build-mpich  -- \
		$(WITH_LUSTRE) $(WITH_IBVERBS) --enable-shared \
		--with-nc4par=yes \
		--with-nc4par-incdir=$(LIBDIR)/netcdf/mpi/include \
		--with-nc4par-libdir=$(LIBDIR)/netcdf/mpi \
		--with-hdf5-incdir=/usr/include/hdf5/serial \
		--with-hdf5-libdir=$(LIBDIR)/hdf5/serial \
		--with-phdf5-incdir=/usr/include/hdf5/mpich \
		--with-phdf5-libdir=$(LIBDIR)/hdf5/mpich \
		--with-lz4=/usr --with-szip=/usr --with-blosc=/usr \
		--with-bzip2=/usr  --with-zlib=/usr --with-glib=/usr \
		--prefix=/usr MPICC=mpicc.mpich MPIFC=mpif90.mpich CFLAGS='$(CFLAGS) -I$(LIBDIR)/glib-2.0/include' \
		LIBS=' $(MPI_LIBS_MPICH) -lpthread'  SHELL=/bin/bash CONFIG_SHELL=/bin/bash
	cp -a wrappers/numpy build-mpich
endif
ifneq (,$(findstring $(ARCH),$(OPENMPI_AVAILABLE_ARCHITECTURES)))
	CONFIG_SHELL=/bin/bash dh_auto_configure --builddirectory=build-openmpi  -- \
		$(WITH_LUSTRE) $(WITH_IBVERBS) --enable-shared \
		--with-nc4par=yes \
		--with-nc4par-incdir=$(LIBDIR)/netcdf/mpi/include \
		--with-nc4par-libdir=$(LIBDIR)/netcdf/mpi \
		--with-hdf5-incdir=/usr/include/hdf5/serial \
		--with-hdf5-libdir=$(LIBDIR)/hdf5/serial \
		--with-phdf5-incdir=/usr/include/hdf5/openmpi \
		--with-phdf5-libdir=$(LIBDIR)/hdf5/openmpi \
		--with-lz4=/usr --with-szip=/usr --with-blosc=/usr \
		--with-bzip2=/usr  --with-zlib=/usr --with-glib=/usr \
		--prefix=/usr MPICC=mpicc.openmpi MPIFC=mpif90.openmpi CFLAGS='$(CFLAGS) -I$(LIBDIR)/glib-2.0/include' \
		LIBS=' $(MPI_LIBS) -lpthread'  SHELL=/bin/bash CONFIG_SHELL=/bin/bash
	cp -a wrappers/numpy build-openmpi
endif

override_dh_auto_build:
	# First do a build shared, with -fPIC, for the python lib.
ifneq (,$(findstring $(ARCH),$(MPICH_AVAILABLE_ARCHITECTURES)))
	dh_auto_build --builddirectory=build-mpich -- CFLAGS='$(CFLAGS) -fPIC' VERBOSE=1
endif
ifneq (,$(findstring $(ARCH),$(OPENMPI_AVAILABLE_ARCHITECTURES)))
	dh_auto_build --builddirectory=build-openmpi -- CFLAGS='$(CFLAGS) -fPIC' VERBOSE=1
endif
	# Need to hack the libs into the right place, to match adios_configs view
	# as this is then used by setup.py
	install -D -t debian/tmp/usr/lib $(BUILD_MPI)/src/*.a 
	install -m 755 -t $(TOP) $(BUILD_MPI)/adios_config $(BUILD_MPI)/adios_config.flags
	# MPICH 
ifneq (,$(findstring $(ARCH),$(MPICH_AVAILABLE_ARCHITECTURES)))
	install -D -t debian/tmp/usr/lib build-mpich/src/*.a
	for p in $(PY3VERS) ; do \
		( set -e ; cd build-mpich/numpy && \
		$(MAKE) python3  CYTHON3=y MPI=y && \
		$$p ./setup_mpi.py build_ext --mpicc=mpicc.mpich --mpicxx=mpicxx.mpich ) ;  \
		done
endif
	# OpenMPI
ifneq (,$(findstring $(ARCH),$(OPENMPI_AVAILABLE_ARCHITECTURES)))
	install -D -t debian/tmp/usr/lib build-openmpi/src/*.a
	for p in $(PY3VERS) ; do \
		( set -e ;  cd build-openmpi/numpy && \
		$(MAKE) python3  CYTHON3=y MPI=y && \
		$$p ./setup_mpi.py build_ext --mpicc=mpicc.openmpi --mpicxx=mpicxx.openmpi ) ;  \
		done
endif
	# Now the static build
	dh_auto_build

override_dh_auto_install:
	mkdir -p $(BINDIR) debian/tmp/usr/lib/python3/dist-packages $(DESTDIR)/usr/etc
ifneq (,$(findstring $(ARCH),$(MPICH_AVAILABLE_ARCHITECTURES)))
	dh_auto_install --builddirectory=build-mpich --destdir=$(TOP)/debian/tmp/mpich -- VERBOSE=1
	install -D -m 644  build-mpich/adios.pc $(TOP)/debian/tmp/$(LIBDIR)/pkgconfig/adios-mpich.pc
	for p in  $(PY3VERS) ; do \
		( set -e ; cd build-mpich/numpy && \
		$$p ./setup_mpi.py install --prefix=$(DESTDIR)/mpich  ) ;  \
		mv debian/tmp/mpich/lib/$$p/site-packages/adios_mpi \
		   debian/tmp/mpich/lib/$$p/site-packages/adios_mpich ; \
		done
	for p in $(PY3VERS) ; do \
		cp -a debian/tmp/mpich/lib/$$p/site-packages/* debian/tmp/usr/lib/python3/dist-packages ; \
		done
	for p in bp2bp bp2ncd bpappend bpdump bpgettime bpls bpsplit skeldump adios_lint ; do \
		cp debian/tmp/mpich/usr/bin/$$p $(BINDIR)/$$p.mpich ; \
		done
	cp -a debian/tmp/mpich/usr/etc/skel $(DESTDIR)/usr/etc/skel.mpich
endif
ifneq (,$(findstring $(ARCH),$(OPENMPI_AVAILABLE_ARCHITECTURES)))
	dh_auto_install --builddirectory=build-openmpi --destdir=$(TOP)/debian/tmp/openmpi -- VERBOSE=1
	install -D -m 644  build-openmpi/adios.pc debian/tmp/$(LIBDIR)/pkgconfig/adios-openmpi.pc
	# Sort python stuff
	for p in $(PY3VERS) ; do \
		( set -e ; cd build-openmpi/numpy && \
		$$p ./setup_mpi.py install --prefix=$(DESTDIR)/openmpi  ) ;  \
		mv debian/tmp/openmpi/lib/$$p/site-packages/adios_mpi \
	           debian/tmp/openmpi/lib/$$p/site-packages/adios_openmpi ; \
		done
	for p in $(PY3VERS) ; do \
		cp -a debian/tmp/openmpi/lib/$$p/site-packages/* debian/tmp/usr/lib/python3/dist-packages ; \
		done
	for p in bp2bp bp2ncd bpappend bpdump bpgettime bpls bpsplit skeldump adios_lint skel ; do \
		cp debian/tmp/openmpi/usr/bin/$$p $(BINDIR)/$$p.openmpi ; \
		done
	cp -a debian/tmp/openmpi/usr/etc/skel $(DESTDIR)/usr/etc/skel.openmpi
endif
	# serial
	install -D -t debian/tmp/usr/lib $(BUILD_MPI)/src/*.a
	(find debian/tmp/usr/lib/python3/ -name '__pycache__' -exec rm -rf {} \; ) || true
	# renamed as per Adios CCS issue #118716, Debbug #639257
	mkdir -p $(BINDIR)
	mv $(MPIDESTDIR)/usr/bin/gpp.py $(BINDIR)/adiosxml2h
	mv $(MPIDESTDIR)/usr/bin/skel_cat.py $(BINDIR)/skel_cat
	mv $(MPIDESTDIR)/usr/bin/skel_extract.py $(BINDIR)/skel_extract
	# These are non-mpi / neutral. move
	mv $(MPIDESTDIR)/usr/bin/skel $(BINDIR)
	mv $(MPIDESTDIR)/usr/include $(DESTDIR)/usr
	cp debian/adios_config $(BINDIR)/adios_config
	find debian -name .libs -delete
	rm -rf debian/tmp/usr/lib/python3/dist-packages/adios_mpi
	dh_install
	rm -f debian/libadios-mpich-dev/usr/lib/*/adios/mpich/*_nompi*
	rm -f debian/libadios-openmpi-dev/usr/lib/*/adios/openmpi/*_nompi*
	mkdir -p python3-adios/usr/lib/python3/dist-packages/adios_mpi
	dh_link -p python3-adios /usr/lib/python3/dist-packages/adios_$(ARCH_DEFAULT_MPI_IMPL)/__init__.py \
			         /usr/lib/python3/dist-packages/adios_mpi/__init__.py
	dh_link -p python3-adios /usr/lib/python3/dist-packages/adios_$(ARCH_DEFAULT_MPI_IMPL)/_hl \
				/usr/lib/python3/dist-packages/adios_mpi/_hl

override_dh_auto_test:
	dh_auto_test --builddirectory=build-mpich 
	dh_auto_test --builddirectory=build-openmpi
	# TODO Add testing of python work

override_dh_installexamples:
	dh_installexamples
	if test -d debian/libadios-examples/usr/share/doc/libadios-examples/examples ; then \
		find debian/libadios-examples/usr/share/doc/libadios-examples/examples -name '*.o' -delete  ; \
		find debian/libadios-examples/usr/share/doc/libadios-examples/examples/C -type f -exec chmod -x {} \; ; \
		chmod -x debian/libadios-examples/usr/share/doc/libadios-examples/examples/skel/geos5/geos5.xml ; \
	fi 

override_dh_fixperms-arch:
	dh_fixperms
	chmod +x debian/libadios-bin/etc/adios/skel*/templates/submit*.tpl
	chmod +x debian/libadios-bin/etc/adios/skel*/templates/*.tmpl
	chmod -x debian/libadios-bin/etc/adios/skel*/templates/xml.tmpl
	chmod -x debian/libadios-bin/etc/adios/skel*/templates/source*tmpl
	chmod -x debian/libadios-bin/etc/adios/skel*/templates/Makefile.tmpl
	chmod -x debian/libadios-bin/etc/adios/skel*/templates/submit_sith.tmpl