#!/usr/bin/make -f

export DH_VERBOSE=1

PY3VERS=$(shell py3versions -vr)
PY3DEF=$(shell py3versions -dv)
PY3LIBPATH := $(shell python3 -c "from distutils.command.build import build ; from distutils.core import Distribution ; b = build(Distribution()) ; b.finalize_options() ; print (b.build_platlib)")

# Look at #634012 to understand why is needed and what will happen if we set
# compat to 9
unexport LDFLAGS
export ATLAS=None

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

override_dh_auto_build-arch:
	dh_auto_build
	set -e; for v in $(PY3VERS); do \
		python$$v setup.py build; \
		python$$v-dbg setup.py build; \
	done

override_dh_auto_build-indep: override_dh_auto_build-arch
	# build doc only for default python version
	(export MPLCONFIGDIR=. ; make -C doc html PYTHON=python3 PYTHONPATH=../$(PY3LIBPATH))

override_dh_auto_clean:
	rm -rf build/
	rm -rf `find -name build -type d`
	rm -rf `find . -name "*.pyc" -type f`
	rm -rf doc/fontList.cache numpy/f2py/docs/usersguide/index.html
	rm -rf doc/source/reference/generated
	# cython generated
	rm -f numpy/random/mtrand/mtrand.c

#override_dh_installman:
#	dh_installman -ppython3-numpy doc/f2py/f2py.1
#	-mv debian/python3-numpy/usr/share/man/man1/f2py.1 \
#	  debian/python3-numpy/usr/share/man/man1/f2py3.1
#	# link manpage for versioned and dbg incarnations of f2py
#	set -e; for v in $(PY3VERS); do \
#		dh_link -ppython3-numpy /usr/share/man/man1/f2py3.1.gz /usr/share/man/man1/f2py$$v.1.gz; \
#		dh_link -ppython3-numpy-dbg /usr/share/man/man1/f2py3.1.gz /usr/share/man/man1/f2py$$v-dbg.1.gz; \
#	done
#	dh_link -ppython3-numpy-dbg /usr/share/man/man1/f2py3.1.gz /usr/share/man/man1/f2py3-dbg.1.gz;

override_dh_python3:
	dh_python3

	ENTRYPOINT=non-existant
	# tweak the entry_points list to include all supported versions
	if [ -f $(CURDIR)/debian/python3-numpy/usr/lib/python3/dist-packages/numpy-*.egg-info/entry_points.txt ] ; then \
		ENTRYPOINT=$(shell ls $(CURDIR)/debian/python3-numpy/usr/lib/python3/dist-packages/numpy-*.egg-info/entry_points.txt) ; \
		for v in $(PY3VERS); do \
			if ! grep $$v $$ENTRYPOINT; \
			then \
				echo "f2py$$v = numpy.f2py.f2py2e:main" >> $$ENTRYPOINT ; \
			fi; \
		done \
	fi

override_dh_install:
	# add shebang information to f2py script
	set -e; for v in $(PY3VERS); do \
		sed -i "1s,#!.*python[^ ]*\(.*\),#!/usr/bin/python$$v," debian/tmp/usr/bin/f2py$$v; \
		cp -a debian/tmp/usr/bin/f2py$$v debian/tmp/usr/bin/f2py$$v-dbg ; \
		sed -i "1s,#!.*python[^ ]*\(.*\),#!/usr/bin/python$$v-dbg," debian/tmp/usr/bin/f2py$$v-dbg; \
	done
	cp -a debian/tmp/usr/bin/f2py$(PY3DEF) debian/tmp/usr/bin/f2py3
	sed -i "1s,#!.*python[^ ]*\(.*\),#!/usr/bin/python3," debian/tmp/usr/bin/f2py3
	cp -a debian/tmp/usr/bin/f2py$(PY3DEF)-dbg debian/tmp/usr/bin/f2py3-dbg
	sed -i "1s,#!.*python[^ ]*\(.*\),#!/usr/bin/python3-dbg," debian/tmp/usr/bin/f2py3-dbg

	dh_install

	# create symlinks for .h files
	set -e; for i in $(PY3VERS); do \
	ABITAG=`python$$i -c "import sys; print(sys.abiflags)"`; \
	[ -d $(CURDIR)/debian/python3-numpy/usr/include/python$$i$$ABITAG ] || \
		mkdir -p $(CURDIR)/debian/python3-numpy/usr/include/python$$i$$ABITAG; \
		dh_link -ppython3-numpy usr/lib/python3/dist-packages/numpy/core/include/numpy usr/include/python$$i$$ABITAG/numpy; \
	done
	set -e; for i in $(PY3VERS); do \
	ABITAG=`python$$i-dbg -c "import sys; print(sys.abiflags)"`; \
	[ -d $(CURDIR)/debian/python3-numpy-dbg/usr/include/python$${i}$$ABITAG ] || \
		mkdir -p $(CURDIR)/debian/python3-numpy-dbg/usr/include/python$${i}$$ABITAG; \
		dh_link -ppython3-numpy-dbg usr/lib/python3/dist-packages/numpy/core/include/numpy/ usr/include/python$${i}$$ABITAG/numpy; \
	done

	# share -dbg and normal package doc dirs
	rm -rf debian/python3-numpy-dbg/usr/share/doc/python3-numpy-dbg
	dh_link -ppython3-numpy-dbg usr/share/doc/python3-numpy usr/share/doc/python3-numpy-dbg

override_dh_gencontrol:
	python3 debian/versions3.helper >> debian/python3-numpy.substvars
	dh_gencontrol

override_dh_compress:
	dh_compress -X.js -Xobjects.inv -X.txt

override_dh_strip:
ifeq (,$(filter nostrip,$(DEB_BUILD_OPTIONS)))
	dh_strip -ppython3-numpy --dbg-package=python3-numpy-dbg
	# dh_strip seemingly doesn't catch the PEP 3149-style debug names
	rm debian/python3-numpy/usr/lib/python3*/*-packages/*/*/*.cpython-3?d*.so
endif


override_dh_installdocs-indep:
	dh_installdocs -i
	dh_sphinxdoc -i

override_dh_auto_test:
	echo "pass"

override_dh_auto_install:
	dh_auto_install

	# Install for Python 3
	set -e; for v in $(PY3VERS); do \
		python$$v setup.py install --root=$(CURDIR)/debian/tmp --install-layout=deb; \
		python$$v-dbg setup.py install --root=$(CURDIR)/debian/tmp --install-layout=deb; \
	done

	# yes, we need to run tests after install
	# The reason is that numpy tries hard to not let you run it from the
	# source directory, so we need to mess with the import order so to
	# select the code in the installation path
ifeq (,$(findstring nocheck,$(DEB_BUILD_OPTIONS)))
	echo "TEST STARTED" `date`
	set -e; for v in $(PY3VERS) ; do \
		cd debian ; \
		echo "-- running tests for "$$v" plain --" ; \
		python$$v -c "import sys ; sys.path.insert(0, './tmp/usr/lib/python3/dist-packages/') ; import numpy; numpy.test(verbose=5)" ; \
		echo "-- running tests for "$$v" debug --" ; \
		python$$v-dbg -c "import sys ; sys.path.insert(0, './tmp/usr/lib/python3/dist-packages/') ; import numpy; numpy.test(verbose=5)" ; \
		cd .. ; \
	done
	echo "TEST ENDED" `date`
endif