#!/usr/bin/make -f

# Uncomment this to turn on verbose mode.
#export DH_VERBOSE=1

# The versions of python currently supported
PYVERS=$(subst -dev,,$(subst python,,$(filter python%-dev,$(shell sed -n '/^Build-Depends/s/,//gp' debian/control))))

WORKAROUND_REMOVED_FILES=include/libxml/xmlversion.h libxml2.spec python/setup.py doc/xmlcatalog.1
WORKAROUND_MODIFIED_FILES=python/libxml2-py.c

CFLAGS = -Wall -g

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

# Use soft-float and thumb mode if it enabled.
ifneq (,$(findstring thumb,$(DEB_BUILD_OPTIONS)))
	CFLAGS += -mthumb
endif


build: build-stamp
build-stamp:
	dh_testdir

	# Workaround backups because of non-idempotent upstream:
	for file in $(WORKAROUND_REMOVED_FILES) $(WORKAROUND_MODIFIED_FILES); do \
	  cp -f -a $${file} $${file}-tmp; \
	done

	# ./configure
	CFLAGS="$(CFLAGS)" ./configure --prefix=/usr --without-python
	echo "all:" > example/Makefile
	echo "install:" >> example/Makefile
	echo "distclean:" >> example/Makefile
	echo "	rm -rf .deps" >> example/Makefile

	patch -p0 < debian/patches/libxml2-const.diff

	mv -f python/Makefile python/Makefile.bak
	echo all: > python/Makefile
	# Build libxml2
	$(MAKE)
	mv -f python/Makefile.bak python/Makefile

	touch build-stamp

clean:
	dh_testdir
	dh_testroot

	if [ -e build-stamp ]; then \
	  patch -p0 -R < debian/patches/libxml2-const.diff; \
	fi

	rm -f build-stamp install*-stamp
	rm -f debian/python*.examples debian/python*.install

	-$(MAKE) distclean
	-rm -f example/Makefile
	rm COPYING && cp Copyright COPYING

	# Restore workaround backups of removed and modified files
	-for file in $(WORKAROUND_REMOVED_FILES) $(WORKAROUND_MODIFIED_FILES); do \
	  test -r $${file}-tmp && \
	  mv -f $${file}-tmp $${file}; \
	done

	-test -r /usr/share/misc/config.sub && \
	cp -f /usr/share/misc/config.sub config.sub
	-test -r /usr/share/misc/config.guess && \
	cp -f /usr/share/misc/config.guess config.guess

	dh_clean

install: install-stamp install-python-stamp
install-stamp: build-stamp
	dh_testdir
	dh_testroot
	dh_clean -k
	dh_installdirs

	mv -f python/Makefile python/Makefile.bak
	echo install: > python/Makefile
	$(MAKE) DESTDIR=`pwd`/debian/tmp install
	mv -f python/Makefile.bak python/Makefile

	mv debian/tmp/usr/share/aclocal/libxml.m4 debian/tmp/usr/share/aclocal/libxml2.m4

	# Properly install documentation in /usr/share/doc/libxml2-doc
	install -d debian/tmp/usr/share/doc/libxml2-doc/examples
	install -m 644 \
		doc/*.html \
		doc/*.gif \
		doc/*.png \
		doc/libxml2-api.xml debian/tmp/usr/share/doc/libxml2-doc
	install -m 644 \
		doc/examples/*.c \
		doc/examples/*.res \
		doc/examples/index.html \
		doc/examples/[tw]*.xml debian/tmp/usr/share/doc/libxml2-doc/examples
	cp -a \
		doc/html \
		doc/tutorial debian/tmp/usr/share/doc/libxml2-doc


	# Special workaround for svn-buildpackage:
	# Restore workaround backups of modified files.
	-for file in $(WORKAROUND_MODIFIED_FILES); do \
	  test -r $${file}-tmp && \
	  cat $${file}-tmp > $${file}; \
	done

	touch install-stamp

build-python%-stamp: build-stamp
	cd python && $(MAKE) clean && $(MAKE) PYTHON=/usr/bin/python$* PYTHON_VERSION=$* PYTHON_INCLUDES=/usr/include/python$*

	touch $@

install-python%-stamp: build-python%-stamp
	rm build-python$*-stamp
	cd python && $(MAKE) DESTDIR=`pwd`/../debian/tmp PYTHON=/usr/bin/python$* PYTHON_VERSION=$* PYTHON_INCLUDES=/usr/include/python$* install

	sed s/PYVERS/$*/ debian/python-libxml2.install.in > debian/python$*-libxml2.install
	cp debian/python-libxml2.examples.in debian/python$*-libxml2.examples

	touch $@

install-python-stamp: $(PYVERS:%=install-python%-stamp)
	touch $@

# Build architecture-independent files here.
binary-indep: build install
	dh_testdir -i
	dh_testroot -i
	dh_installdocs -i -Nlibxml2-python2.3 -A AUTHORS TODO README
	dh_installdocs -plibxml2-python2.3
	dh_installchangelogs -i -Nlibxml2-python2.3 debian/no-upstream-changelog
	dh_installchangelogs -plibxml2-python2.3
	dh_install -i --sourcedir=debian/tmp
	dh_python -i
	dh_link -i
	dh_strip -i
	dh_compress -i -Xexamples/ -Xtutorial/ -Xhtml/ -X.html
	dh_fixperms -i
	dh_installdeb -i -Nlibxml2-python2.3
	dh_shlibdeps -i
	dh_gencontrol -i
	dh_md5sums -i
	dh_builddeb -i

# Build architecture-dependent files here.
binary-arch: build install
	dh_testdir -a
	dh_testroot -a
	dh_installexamples -a
	dh_installdocs -plibxml2 -Nlibxml2-dev -A AUTHORS TODO README
	for python in $(PYVERS); do \
		dh_installdocs -ppython$${python}-libxml2 python/TODO; \
		for file in AUTHORS README README.Debian changelog.Debian.gz changelog.gz; do \
			ln -sf ../libxml2/$${file} debian/python$${python}-libxml2/usr/share/doc/python$${python}-libxml2/$${file}; \
		done; \
	done
	ln -sf libxml2 debian/libxml2-dev/usr/share/doc/libxml2-dev
	ln -sf libxml2 debian/libxml2-utils/usr/share/doc/libxml2-utils
	dh_installman -a
	dh_installchangelogs -plibxml2 ChangeLog
	dh_install -a --sourcedir=debian/tmp
	dh_python -a
	dh_link -a
	dh_strip -a
	dh_compress -a -Xexamples/
	dh_fixperms -a
	dh_makeshlibs -a -V 'libxml2 (>= 2.6.16)'
	dh_installdeb -a
	dh_shlibdeps -a
	dh_gencontrol -a
	dh_md5sums -a
	dh_builddeb -a

source diff:                                                                  
	@echo >&2 'source and diff are obsolete - use dpkg-source -b'; false

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