#!/usr/bin/make -f
# Uncomment this to turn on verbose mode.
#export DH_VERBOSE=1

PY2_PROVIDES=sip-api-8.0, sip-api-8.1
PY3_PROVIDES=sip-py3api-8.0, sip-py3api-8.1
# `dh_python3 --depends sip` should generate dependency on newest API only
PYDIST=sip $(shell python -c "a=[i.strip() for i in '$(PY3_PROVIDES)'.split(',')]; print sorted(a, reverse=True)[0]")

INSTDIR=$(CURDIR)/debian

CFLAGS=
ifneq (,$(findstring noopt,$(DEB_BUILD_OPTIONS)))
	CFLAGS += -O0 -g
else
	CFLAGS += -O2 -g
endif

PYTHONS	:= $(shell pyversions -vr) $(shell py3versions -vd)

-include /usr/share/python/python.mk
ifeq (,$(py_sitename))
py_sitename = site-packages
py_libdir = /usr/lib/python$(subst python,,$(1))/site-packages
py_sitename_sh = $(py_sitename)
py_libdir_sh = $(py_libdir)
endif


.PRECIOUS: build-%/configure-stamp dbg-build-%/configure-stamp

configure: $(PYTHONS:%=build-%/configure-stamp) $(PYTHONS:%=dbg-build-%/configure-stamp)

build-%/configure-stamp:
	dh_testdir
	mkdir -p build-$*
	cd build-$* \
		&& python$* ../configure.py \
			-d /usr/lib/python$*/$(call py_sitename,$*) \
			-u STRIP="" CFLAGS="${CFLAGS}" CFLAGS_RELEASE="" CXXFLAGS="${CFLAGS}" CXXFLAGS_RELEASE=""
	touch $@

dbg-build-%/configure-stamp:
	dh_testdir
	mkdir -p dbg-build-$*
	cd dbg-build-$* \
		&& python$*-dbg ../configure.py \
			-d /usr/lib/python$*/$(call py_sitename,$*) \
			-e /usr/include/python$*_d \
			-u CFLAGS="-O0 -g" CFLAGS_RELEASE="" CXXFLAGS="-O0 -g" CXXFLAGS_RELEASE="" STRIP=""
	touch $@


build: $(PYTHONS:%=build-%/build-stamp) $(PYTHONS:%=dbg-build-%/build-stamp)

build-%/build-stamp: build-%/configure-stamp
	dh_testdir
	$(MAKE) -C build-$*
	touch $@

dbg-build-%/build-stamp: dbg-build-%/configure-stamp
	dh_testdir
	$(MAKE) -C dbg-build-$*
	touch $@

build-arch: build
build-indep: build

clean:
	dh_testdir
	dh_testroot
	rm -rf *-stamp siputils.pyc __pycache__ $(PYTHONS:%=build-%) $(PYTHONS:%=dbg-build-%)
	dh_clean debian/python3-sip.pydist

install-arch: build
	dh_testdir
	dh_testroot	
	dh_prep -a
	echo "python:Provides=$(PY2_PROVIDES)" >> debian/python-sip.substvars
	echo "python3:Provides=$(PY3_PROVIDES)" >> debian/python3-sip.substvars
	echo "$(PYDIST)" > debian/python3-sip.pydist
	dh_installdirs -a
	# This is needed to enforce that the install-arch-% rules are
	# not run in parallel. Both rules install into the same directory,
	# and therefore might try to access the same files at the same time.
	# Therefore, instead of depending on the install-arch-% rules,
	# we invoke them explicitly.
	for p in $(PYTHONS) ; do \
		$(MAKE) -f debian/rules install-arch-$$p;\
	done

	for i in $$(find debian/python*-sip-dbg -name '*.so'); do \
		b=$$(basename $$i .so); \
		mv $$i $$(dirname $$i)/$${b}_d.so; \
	done
	find debian/python*-sip-dbg ! -type d ! -name '*_d.*' | xargs rm -f
	find debian/python*-sip-dbg -depth -empty -exec rmdir {} \;

	dh_install -a --sourcedir=$(CURDIR)/debian/tmp
	install -m 755 -o root -g root debian/dh_sip debian/python-sip-dev/usr/bin

install-arch-3.%:
	$(MAKE) -C build-3.$* install DESTDIR=$(CURDIR)/debian/tmp
	$(MAKE) -C dbg-build-3.$* install DESTDIR=$(CURDIR)/debian/python3-sip-dbg
	mkdir -p debian/python3-sip/usr/lib/python3.$*/dist-packages/
	install -m 644 -o root -g root debian/sipconfig_py3.py debian/python3-sip/usr/lib/python3.$*/dist-packages/sipconfig.py
	install -m 644 -o root -g root build-3.$*/sipconfig.py debian/python3-sip/usr/lib/python3.$*/dist-packages/sipconfig_nd.py
	install -m 644 -o root -g root dbg-build-3.$*/sipconfig.py debian/python3-sip-dbg/usr/lib/python3.$*/dist-packages/sipconfig_d.py
	mkdir -p debian/python3-sip-dev/usr/include/python3.$*
	install -m 644 -o root -g root siplib/sip.h debian/python3-sip-dev/usr/include/python3.$*/
	mkdir -p debian/python3-sip-dev/usr/include/python3.$*_d
	ln -s ../python3.$*/sip.h \
	    debian/python3-sip-dev/usr/include/python3.$*_d/sip.h
	mkdir -p debian/python3-sip-dev/usr/lib/python3.$*/dist-packages
	install -m 644 -o root -g root sipdistutils.py debian/python3-sip-dev/usr/lib/python3.$*/dist-packages

install-arch-%:
	$(MAKE) -C build-$* install DESTDIR=$(CURDIR)/debian/tmp
	$(MAKE) -C dbg-build-$* install DESTDIR=$(CURDIR)/debian/python-sip-dbg
	mkdir -p debian/python-sip/usr/lib/python$*/$(call py_sitename,$*)/
	install -m 644 -o root -g root debian/sipconfig.py debian/python-sip/usr/lib/python$*/$(call py_sitename,$*)/
	install -m 644 -o root -g root build-$*/sipconfig.py debian/python-sip/usr/lib/python$*/$(call py_sitename,$*)/sipconfig_nd.py
	install -m 644 -o root -g root dbg-build-$*/sipconfig.py debian/python-sip-dbg/usr/lib/python$*/$(call py_sitename,$*)/sipconfig_d.py
	mkdir -p debian/python-sip-dev/usr/include/python$*
	install -m 644 -o root -g root siplib/sip.h debian/python-sip-dev/usr/include/python$*/
	mkdir -p debian/python-sip-dev/usr/include/python$*_d
	ln -s ../python$*/sip.h \
	    debian/python-sip-dev/usr/include/python$*_d/sip.h
	mkdir -p debian/python-sip-dev/usr/lib/python$*/$(call py_sitename,$*)
	install -m 644 -o root -g root sipdistutils.py debian/python-sip-dev/usr/lib/python$*/$(call py_sitename,$*)


# Must not depend on anything. This is to be called by
# binary-arch/binary-indep
# in another 'make' thread.
binary-common:
	dh_testdir
	dh_testroot
	dh_installman
	dh_installchangelogs
	dh_installdocs -A
	dh_installexamples
	dh_link
# don't call strip twice, it's in binary-common
ifneq (,$(findstring -a, $(DH_OPTIONS)))
	DH_OPTIONS= dh_strip -ppython-sip-dev
	DH_OPTIONS= dh_strip -ppython-sip -Npython-sip-dev --dbg-package=python-sip-dbg
	DH_OPTIONS= dh_strip -ppython3-sip-dev
	DH_OPTIONS= dh_strip -ppython3-sip -Npython3-sip-dev --dbg-package=python3-sip-dbg
	rm -rf debian/python-sip-dbg/usr/share/doc/python-sip-dbg
	mkdir -p debian/python-sip-dbg/usr/share/doc
	ln -s python-sip debian/python-sip-dbg/usr/share/doc/python-sip-dbg
endif
	dh_compress -X.inv
	dh_fixperms
	dh_python2 --no-dbg-cleaning
	dh_python3 --no-dbg-cleaning
	dh_installdeb
	dh_shlibdeps
	dh_gencontrol
	dh_md5sums
	dh_builddeb

# Build architecture independant packages using the common target.
binary-indep: 

# Build architecture dependant packages using the common target.
binary-arch: install-arch
	$(MAKE) -f debian/rules DH_OPTIONS=-a binary-common

binary: binary-arch binary-indep
.PHONY: build clean binary-indep binary-arch binary configure
