#!/usr/bin/make -f

export DH_VERBOSE=1
DPKG_EXPORT_BUILDFLAGS = 1
include /usr/share/dpkg/buildflags.mk

DEB_HOST_MULTIARCH ?= $(shell dpkg-architecture -qDEB_HOST_MULTIARCH)
TARGET ?= $(shell dpkg-architecture -qDEB_TARGET_GNU_TYPE)
INSTDIR:=debian/libgridtools-dev
LIBDIR:=/usr/lib/$(DEB_HOST_MULTIARCH)
CMAKEDIR:=$(INSTDIR)/$(LIBDIR)/cmake

NO_NATIVE_ARCHS := powerpc ppc64el ppc64 riscv64 sh4 s390x  hppa m68k mipsel
#NATIVE :=   $(if $(filter $(DEB_TARGET_ARCH), $(NO_NATIVE_ARCHS)), \
#	 -DGT_ENABLE_BACKEND_X86=Off -DGT_ENABLE_BACKEND_NAIVE=Off ) 


BUILD_FLAGS = \
	-DCMAKE_MODULE_PATH=/usr/share/ecbuild/cmake \
	-DFETCHCONTENT_FULLY_DISCONNECTED=On \
	-DFETCHCONTENT_SOURCE_DIR_GOOGLETEST=$(CURDIR)/_deps/googletest-src \
	-DFETCHCONTENT_SOURCE_DIR_CPP_BINDGEN=$(CURDIR)/_deps/cpp_bindgen-src \
	-DFETCHCONTENT_SOURCE_DIR_PYBIND11=$(CURDIR)/_deps/pybind11-src \
	-DFETCHCONTENT_SOURCE_DIR_NANOBIND=$(CURDIR)/_deps/nanobind-src \
	-DFETCHCONTENT_QUIET=Off \
	-DGT_TESTS_ENABLE_PYTHON_TESTS=Off \
	-DGT_INSTALL_EXAMPLES_PATH=/usr/share/doc/libgridtools-dev/examples \
	$(NATIVE)

# Test suite requires 4 processors. Fake it on OpenMPI
export OMPI_MCA_rmaps_base_oversubscribe=1

%:
	dh $@ --buildsystem=ecbuild --no-parallel

override_dh_auto_configure:
	dh_auto_configure -- ${BUILD_FLAGS} 

override_dh_auto_test:
	@echo "Bypass tests in current builds"

override_dh_auto_install:
	dh_auto_install
	# Shuffle to correct locations
	mkdir -p $(CMAKEDIR)
	mv $(INSTDIR)/usr/lib/cmake  $(INSTDIR)/$(LIBDIR)
	sed  -i -e 's%${_IMPORT_PREFIX}/include%/usr/include%g' \
		-e 's%${PACKAGE_PREFIX_DIR}/lib/cmake%$(LIBDIR)/cmake%g' \
		$(CMAKEDIR)/GridTools/GridToolsConfig.cmake