#!/usr/bin/make -f
# -*- mode: makefile; coding: utf-8 -*-
#
export DEB_BUILD_MAINT_OPTIONS=hardening=+all

# things in the doc building and tests try to access stuff in HOME (https://bugs.debian.org/915078)
export HOME=$(CURDIR)/tmp

export JOBLIB_MULTIPROCESSING=0

SKIP_TESTS = \
	test_filter_warning_propagates_no_side_effect_with_loky_backend

# numpydoc 1.9.0 regression: AttributeError: 'property' object has no attribute '__module__'
SKIP_TESTS += test_docstring

# Architecture-specific failures (usually related to floating point idiosyncrasies)
ifneq ($(filter armel,$(DEB_HOST_ARCH)),)
# See #1064280
SKIP_TESTS += test_tfidf_no_smoothing
endif
ifneq ($(filter mips64el,$(DEB_HOST_ARCH)),)
SKIP_TESTS += \
	test_variance_nan \test_lasso_lars_vs_R_implementation
	test_grid_search_failing_classifier \
	test_searchcv_raise_warning_with_non_finite_score \
	test_missing_value_handling \
	test_estimators
endif
ifneq ($(filter ppc64,$(DEB_HOST_ARCH)),)
SKIP_TESTS += test_lasso_lars_vs_R_implementation
endif

export PYBUILD_BUILD_ARGS = --config-setting build-dir={dir}/.mesonpy
export PYBUILD_TEST_ARGS = $(if $(SKIP_TESTS),-k 'not ($(call concat_with,$(space)or$(space),$(SKIP_TESTS)))')
ifeq ($(PYBUILD_AUTOPKGTEST),1)
PYBUILD_TEST_ARGS += /usr/lib/python3/dist-packages/sklearn
else
# Disable network access and skip network tests on buildd

# DEBIAN_POLICY_SECTION_4_9_NO_NETWORK_ACCESS prevents the sphinx doc
# build from downloading datasets for the examples; this functionality is
# patched in for Debian. See also #1015805
export DEBIAN_POLICY_SECTION_4_9_NO_NETWORK_ACCESS=1
PYBUILD_TEST_ARGS += --ignore=sklearn/datasets/tests
endif

ifneq ($(DEB_HOST_ARCH),$(DEB_BUILD_ARCH))
export PYBUILD_BEFORE_BUILD = meson env2mfile --debarch $(DEB_HOST_ARCH) --cross -o {dir}/debian/meson-cross.txt
export PYBUILD_AFTER_BUILD = rm {dir}/debian/meson-cross.txt
PYBUILD_BUILD_ARGS += --config-setting setup-args=--cross-file={dir}/debian/meson-cross.txt
endif

# Helper variables
PY3VERS = $(shell py3versions -vr)
PY3DEF = $(shell py3versions -vd)
space = $(eval) $(eval)
concat_with = $(subst $(space),$1,$2)

%:
	dh $@ --buildsystem pybuild

auto-build-for-default-python:
	PYBUILD_DISABLE="$(filter-out $(PY3DEF),$(PY3VERS))" dh_auto_build
	touch $@

auto-build-for-other-python:
	PYBUILD_DISABLE="$(PY3DEF)" dh_auto_build
	touch $@

override_dh_auto_build-arch: auto-build-for-default-python auto-build-for-other-python
	true

override_dh_auto_build-indep: auto-build-for-default-python
	$(MAKE) -C doc html \
		SPHINXOPTS= \
		PYTHON=python3 \
		PYTHONPATH=$(shell pybuild --print {build_dir} --interpreter python3)

# Nothing to do for indep
override_dh_auto_test-indep:

override_dh_auto_test-arch:
	dh_auto_test -a || test -n "$(filter loong64,$(DEB_HOST_ARCH))"

execute_after_dh_install-indep:
	find debian/python3-sklearn/usr/lib -name "*.so" -delete
	find debian/python3-sklearn/usr/lib \( -name "README*" -o -name "LICENSE" -o -name "COPYRIGHT" \) -delete

execute_after_dh_installdocs-indep:
	mv debian/python-sklearn-doc/usr/share/doc/python-sklearn-doc/stable \
	   debian/python-sklearn-doc/usr/share/doc/python-sklearn-doc/html
	grep -rFl "$(CURDIR)" debian/python-sklearn-doc/usr/share/doc | xargs -r sed -i -e 's#$(CURDIR)#$$BUILD_DIR#g'

# immediately useable documentation and example scripts/data
override_dh_compress:
	dh_compress -X.py -X.html -X.pdf -X.css -X.jpg -X.txt -X.js -X.json -X.rtc -X.ttf