#!/usr/bin/make -f

export DH_VERBOSE=1

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

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

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

# hard-code gfortran-8 for transition
export FC:=gfortran-8

# For MPI tests
export OMPI_MCA_rmaps_base_oversubscribe=1

PY3DEFAULT:=$(shell py3versions --default)
PY3OTHERS:=python3.7

CMAKE_DIR_ECKIT:=debian/tmp/usr/share/eckit/cmake
CMAKE_DIR_ODBAPI:=debian/tmp/usr/share/odb_api/cmake
CMAKE_DIR_ODB:=debian/tmp/usr/share/odb/cmake
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 

#		-DENABLE_ODB_EMOS=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}

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

override_dh_auto_install:
	cd obj-* && $(MAKE) install DESTDIR=$(DESTDIR) 
	mv debian/tmp/usr/lib/python2.7 debian/tmp/usr/lib/$(PY3DEFAULT)
	dh_auto_configure --  ${CMAKE_CFLAGS} -DPYTHON_EXECUTABLE=/usr/bin/${PY3OTHERS}
	cd obj-* && $(MAKE) install DESTDIR=$(DESTDIR) 
	mv debian/tmp/usr/lib/python2.7 debian/tmp/usr/lib/$(PY3OTHERS)
	# Install done (multiple times) in dh_auto_build
	dh_auto_install	
	for d in debian/tmp/usr/bin/* ; do \
		( chrpath -d $$d || echo "Ignoring non-ELF file errors") ; done
	chrpath -d debian/tmp/usr/lib/*.so*
	# Fix broken paths 
	cat ${CMAKE_DIR_ECKIT}/eckit-targets-release.cmake | \
		sed -e 's%$${_IMPORT_PREFIX}/bin%/usr/bin%' | \
		sed -e 	's%$${_IMPORT_PREFIX}/lib%$(LIBDIR)%' > ${CMAKE_DIR_ECKIT}/tmp
	mv ${CMAKE_DIR_ECKIT}/tmp ${CMAKE_DIR_ECKIT}/eckit-targets-release.cmake
	cat ${CMAKE_DIR_ODBAPI}/odb_api-targets-release.cmake | \
		sed -e 's%$${_IMPORT_PREFIX}/bin%/usr/bin%' | \
		sed -e 's%"/usr/bin/odb"%"/usr/bin/ecmwf_odb"%' | \
		sed -e 	's%$${_IMPORT_PREFIX}/lib%$(LIBDIR)%' > ${CMAKE_DIR_ODBAPI}/tmp
	mv ${CMAKE_DIR_ODBAPI}/tmp ${CMAKE_DIR_ODBAPI}/odb_api-targets-release.cmake
	cat ${CMAKE_DIR_ODB}/odb-targets.cmake | \
		sed -e 's%$${_IMPORT_PREFIX}/bin%/usr/bin%' | \
		sed -e 's%"/usr/bin/qtar"%"/usr/bin/ecmwf_qtar"%' | \
		sed -e 	's%$${_IMPORT_PREFIX}/lib%$(LIBDIR)%' > ${CMAKE_DIR_ODB}/tmp
	mv ${CMAKE_DIR_ODB}/tmp ${CMAKE_DIR_ODB}/odb-targets.cmake
	cat ${CMAKE_DIR_ODB}/odb-targets-release.cmake | \
		sed -e 's%$${_IMPORT_PREFIX}/bin%/usr/bin%' | \
		sed -e 's%"/usr/bin/qtar"%"/usr/bin/ecmwf_qtar"%' | \
		sed -e 	's%$${_IMPORT_PREFIX}/lib%$(LIBDIR)%' > ${CMAKE_DIR_ODB}/tmp
	mv ${CMAKE_DIR_ODB}/tmp ${CMAKE_DIR_ODB}/odb-targets-release.cmake
	# Sanitise paths for bit reproducibility
	cat ${CMAKE_DIR_ODBAPI}/odb_api-config.cmake | \
		sed -e 's%${CURDIR}%/build/odb-api%g' > ${CMAKE_DIR_ODBAPI}/tmp
	mv ${CMAKE_DIR_ODBAPI}/tmp ${CMAKE_DIR_ODBAPI}/odb_api-config.cmake
	# 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 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_ecbuildconfig.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

