#!/usr/bin/make -f

export DH_VERBOSE=1

DEB_HOST_MULTIARCH ?= $(shell dpkg-architecture -qDEB_HOST_MULTIARCH)
ARCH:=$(shell dpkg --print-architecture)
AUTOGENERATED:= libodb-api-0d.install libodb-api-dev.install libodb-api-dev.links
LIBDIR:=/usr/lib/${DEB_HOST_MULTIARCH}
DESTDIR:=$(shell pwd)/debian/tmp
BUILDDIR:=$(CURDIR)/debian/build

# The magic debhelper  rule
%:
	dh $@ --buildsystem=cmake --with=python3,fortran_mod --builddirectory=$(BUILDDIR)

ifeq ($(ARCH), hurd-i386)
  AIO:= -DENABLE_AIO=OFF
endif

# For MPI tests
export OMPI_MCA_rmaps_base_oversubscribe=1

PY3DEFAULT:=$(shell py3versions --default)
PY3OTHERS:=`py3versions --supported | sed -e 's%${PY3DEFAULT}%%'  `

CMAKE_DIR:=debian/tmp/usr/share
INC_DIR:=debian/tmp/usr/include

CMAKE_CFLAGS:= -DDISABLE_AIO=ON \
		-DCMAKE_BUILD_TYPE=Release \
		-DDISABLE_OS_CHECK=ON \
		-DBUILD_SHARED_LIBS=ON \
		-DENABLE_EIGEN=ON \
		-DENABLE_NETCDF=ON \
		-DENABLE_FORTRAN=ON \
		-DENABLE_PYTHON=ON \
		-DENABLE_OMP=ON \
		-DENABLE_ODB=ON \
		-DENABLE_ODB_MPI=ON \
		-DENABLE_ODB_API_SERVER_SIDE=ON 

override_dh_auto_clean:
	rm -f $(patsubst %, debian/%, ${AUTOGENERATED})
	dh_auto_clean

override_dh_auto_configure:
	for f in ${AUTOGENERATED} ; do \
		sed -e 's%@ARCH@%${DEB_HOST_MULTIARCH}%g' < debian/$$f.in  > debian/$$f ; \
	done
	dh_auto_configure --  ${CMAKE_CFLAGS} -DPYTHON_EXECUTABLE=/usr/bin/${PY3DEFAULT}
	for f in ${PY3OTHERS} ; do \
		dh_auto_configure --  ${CMAKE_CFLAGS} -DPYTHON_EXECUTABLE=/usr/bin/$$f \
			 --builddirectory=$(BUILDDIR)/$$d ; \
		done

override_dh_auto_build:
	$(MAKE) -C $(BUILDDIR) DESTDIR=$(DESTDIR)
	for f in ${PY3OTHERS} ; do \
		$(MAKE) -C $(BUILDDIR)/$$f DESTDIR=$(DESTDIR) ; \
		done

override_dh_auto_test:
	@echo "Skipping tests; need to disable downloads"
	dh_auto_test ||  echo "Ignoring test failures" 

override_dh_auto_install:
	dh_auto_install	
	mv debian/tmp/usr/lib/python2.7 debian/tmp/usr/lib/$(PY3DEFAULT)
	for f in ${PY3OTHERS} ; do \
		$(MAKE) -C $(BUILDDIR)/$$f install DESTDIR=$(DESTDIR)  ; \
		mv debian/tmp/usr/lib/python2.7 debian/tmp/usr/lib/$$f ; \
		done
	for d in debian/tmp/usr/bin/* ; do \
		( chrpath -d $$d || echo "Ignoring non-ELF file errors") ; done
	chrpath -d debian/tmp/usr/lib/*.so*
	# Fix broken paths
	for d in ${CMAKE_DIR}/eckit/cmake/eckit-targets-release.cmake \
	         ${CMAKE_DIR}/odb/cmake/odb-targets.cmake \
	         ${CMAKE_DIR}/odb/cmake/odb-targets-release.cmake  \
		 ${CMAKE_DIR}/odb/cmake/odb-import.cmake \
		 ${CMAKE_DIR}/odb_api/cmake/odb_api-targets-release.cmake ; do \
	cat $$d | \
		sed -e 's%$${_IMPORT_PREFIX}/bin%/usr/bin%' | \
		sed -e 's%"/usr/bin/odb"%"/usr/bin/ecmwf_odb"%' | \
		sed -e 's%"/usr/bin/qtar"%"/usr/bin/ecmwf_qtar"%' | \
		sed -e 's%"=/bin/gzip"%"=/usr/bin/gzip"%' | \
		sed -e 's%"=/bin/gunzip"%"=/usr/bin/gunzip"%' | \
		sed -e 	's%$${_IMPORT_PREFIX}/lib%$(LIBDIR)%' > ${CMAKE_DIR}/tmp ; \
		mv ${CMAKE_DIR}/tmp $$d ; done
	# Sanitise paths for bit reproducibility
	for d in ${CMAKE_DIR}/odb_api/cmake/odb_api-config.cmake \
		 ${CMAKE_DIR}/eckit/cmake/eckit-config.cmake \
	 	 ${CMAKE_DIR}/metkit/cmake/metkit-config.cmake \
		 ${CMAKE_DIR}/odb/cmake/odb-import.cmake \
		 ${CMAKE_DIR}/odb_api_bundle/cmake/odb_api_bundle-config.cmake \
		 ${CMAKE_DIR}/odb_tools/cmake/odb_tools-config.cmake \
		 ${CMAKE_DIR}/odb/cmake//odb-config.cmake ; do \
			cat $$d | sed -e 's%${CURDIR}%/build/odb-api%g' > ${CMAKE_DIR}/tmp ; \
			mv ${CMAKE_DIR}/tmp $$d; \
			done
	for d in ${DESTDIR}/usr/lib/pkgconfig/odb.pc ; do \
		cat $$d | \
	                sed -e 's%"=/bin/gzip"%"=/usr/bin/gzip"%' | \
	                sed -e 's%"=/bin/gunzip"%"=/usr/bin/gunzip"%' | \
			sed -e 's%${CURDIR}%/build/odb-api%g' > ${DESTDIR}/tmpf ; \
			mv ${DESTDIR}/tmpf $$d; \
			done
	# Delete files that break reproducibility, and refs from include files
	rm -f ${INC_DIR}/odb_api/odb_api_ecbuild_config.h \
		${INC_DIR}/eckit/eckit_ecbuild_config.h   \
		${INC_DIR}/metkit/metkit_ecbuild_config.h
	grep -v BUILD_DIR ${INC_DIR}/ecml/ecml_config.h > ${INC_DIR}/tmp
	mv ${INC_DIR}/tmp ${INC_DIR}/ecml/ecml_config.h
	grep -v odb_api_ecbuild_config.h ${INC_DIR}/odb_api/odb_api_config.h | \
		grep -v ODB_API_BINARY_DIR > ${INC_DIR}/tmp
	mv ${INC_DIR}/tmp ${INC_DIR}/odb_api/odb_api_config.h
	grep -v eckit_ecbuild_config.h ${INC_DIR}/eckit/eckit_config.h | \
		grep -v ECKIT_BUILD_DIR > ${INC_DIR}/tmp
	mv ${INC_DIR}/tmp ${INC_DIR}/eckit/eckit_config.h
	grep -v metkit_ecbuild_config.h ${INC_DIR}/metkit/metkit_config.h > ${INC_DIR}/tmp
	mv ${INC_DIR}/tmp ${INC_DIR}/metkit/metkit_config.h
	# Avoid conflict with different odb ( #880890) 
	mv debian/tmp/usr/bin/odb	debian/tmp/usr/bin/ecmwf_odb
	# #903445: qtar conflicts with hxtools
	mv debian/tmp/usr/bin/qtar	debian/tmp/usr/bin/ecmwf_qtar
	# Garbage
	rm -rf debian/tmp/usr/lib/python3.*/python2.7