#!/usr/bin/make -f
# -*- mode: makefile; coding: utf-8 -*-

# See also: scikits-learn

# don't optimize pngs, palette changes break tests and documented examples
export NO_PNG_PKG_MANGLE := 1

PY3VER  ?= $(shell py3versions -vd)
PY3VERS ?= $(shell py3versions -vr)

export DEB_BUILD_MAINT_OPTIONS := hardening=+all

# upstream relies on signed chars
export DEB_CFLAGS_MAINT_APPEND := -fsigned-char
export DEB_LDFLAGS_MAINT_APPEND := -Wl,--as-needed

# Assure Agg backend for matplotlib to avoid any possible complication
export MPLBACKEND := Agg

export PYBUILD_TEST_PYTEST := 1

# Disable failures on warnings
export SKIMAGE_TEST_STRICT_WARNINGS := False

%:
	dh $@ --with python3,sphinxdoc --buildsystem pybuild

%-arch:
	dh $@ --with python3 --buildsystem pybuild

clean:
	dh $@ --with python3 --buildsystem pybuild

override_dh_clean:
	dh_clean
	rm -rf .pytest_cache build scikit_image.egg-info
	rm -f debian/build-stamp-*
	for i in $$(find -name '*.md5'); do \
		rm -f $${i%.pyx.md5}.c $${i%.pyx.md5}.cpp $$i; \
	done
	for i in $$(find -name '*.pyx.in'); do \
		rm -f $${i%.*}; \
	done
ifeq (,$(findstring -a,$(DH_INTERNAL_OPTIONS)))
ifeq (,$(filter nodoc,$(DEB_BUILD_OPTIONS)))
	+$(MAKE) -C doc clean
	rm -f doc/source/_static/random.js
endif
endif

override_dh_installdocs-indep:
ifeq (,$(filter nodoc,$(DEB_BUILD_OPTIONS)))
	# hotfix SPHINXBUILD -- remove in next release
	+\
		PYTHONPATH=$(CURDIR)/.pybuild/cpython3_$(PY3VER)/build:$$(python3 -c 'import sys;print(":".join(sys.path))') \
		PYTHON=python$(PY3VER) \
		SPHINXBUILD="python$(PY3VER) -m sphinx" \
		SPHINXOPTS="-D mathjax_path=MathJax.js" \
		$(MAKE) -C doc html
endif
	dh_installdocs -A CONTRIBUTORS.txt README.md CONTRIBUTING.txt

# Test data and plugin ini not copied to .pybuild -- manually copy them
override_dh_auto_build:
	dh_auto_build
	for ver in $(PY3VERS); do \
		i=.pybuild/cpython$${ver%.*}_$$ver/build/skimage; \
		cp skimage/io/_plugins/*.ini $$i/io/_plugins/; \
		cp skimage/feature/orb_descriptor_positions.txt $$i/feature/; \
		rm -rf $$i/data || true; \
		cp -av skimage/data $$i; \
		for module in $$(find skimage ! -path '*/data/*' -name tests | cut -sd / -f 2-); do \
			rm -rf $$i/$$module || true; \
			cp -av skimage/$$module $$i/$${module%/*}/; \
		done; \
	done

override_dh_auto_test-indep:
	# pass

override_dh_auto_install:
	dh_auto_install
	# cleanup python3 cache (mixing python3 subversions)
	-find debian/tmp -name "__pycache__" -exec rm -r {} +

## remove .so libraries from main package, and call dh_numpy3
override_dh_python3:
	-find debian/python3-skimage/usr/lib -name "*.so" -delete

	dh_numpy3 -ppython3-skimage-lib
	dh_python3

## immediately useable documentation and exemplar 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

override_dh_sphinxdoc-indep:
ifeq (,$(filter nodoc,$(DEB_BUILD_OPTIONS)))
	dh_sphinxdoc -XMathJax.js
endif

override_dh_strip_nondeterminism:
	dh_strip_nondeterminism -X.png