#!/usr/bin/make -f

SHELL    := sh -e
DEB_HOST_ARCH := $(shell dpkg-architecture -qDEB_HOST_ARCH)
SOURCE := $(shell dpkg-parsechangelog | sed -ne 's,^Source: *\(.*\)$$,\1,p')
VERSION := $(shell dpkg-parsechangelog | sed -ne 's,^Version: *\(.*\)$$,\1,p')
VERSION_UPSTREAM := $(shell echo "$(VERSION)" | sed -e 's,-[^-]*$$,,')
VERSION_BINNMU := $(shell echo "$(VERSION)" | sed -ne 's,.*\+b\(.*\)$$,\1,p')

include debian/rules.defs

stamp = [ -d $(dir $@) ] || mkdir $(dir $@); touch $@

.NOTPARALLEL:

source: debian/control $(STAMPS_DIR)/source-base
$(STAMPS_DIR)/source-base:
	dh_testdir
	$(MAKE) -f debian/rules.gen source_$(DEB_HOST_ARCH)
	@$(stamp)

source-all: debian/control
	dh_testdir
	$(MAKE) -f debian/rules.gen source

setup: debian/control $(STAMPS_DIR)/setup-base
$(STAMPS_DIR)/setup-base: $(STAMPS_DIR)/source-base
	dh_testdir
	$(MAKE) -f debian/rules.gen setup_$(DEB_HOST_ARCH)
	@$(stamp)

build: debian/control $(STAMPS_DIR)/build-base
$(STAMPS_DIR)/build-base: $(STAMPS_DIR)/setup-base
	dh_testdir
	$(MAKE) -f debian/rules.gen build_$(DEB_HOST_ARCH)
	@$(stamp)

DIR_ORIG = ../orig/$(SOURCE)-$(VERSION_UPSTREAM)
TAR_ORIG_NAME = $(SOURCE)_$(VERSION_UPSTREAM).orig.tar.gz
TAR_ORIG = $(firstword $(wildcard ../$(TAR_ORIG_NAME)) $(wildcard ../orig/$(TAR_ORIG_NAME)))

orig: $(DIR_ORIG)
	rsync --delete --exclude debian --exclude .svk --exclude .svn --link-dest=$(DIR_ORIG)/ -a $(DIR_ORIG)/ .

$(DIR_ORIG):
ifeq ($(TAR_ORIG),)
	$(error Cannot find orig tarball $(TAR_ORIG_NAME))
else
	mkdir -p ../orig
	tar -C ../orig -xzf $(TAR_ORIG)
endif

maintainerclean:
	rm -f debian/config.defines.dump debian/control debian/control.md5sum debian/rules.gen debian/bin/patch.*
	rm -rf $(filter-out debian .svk .svn, $(wildcard * .[^.]*))

clean: debian/control
	dh_testdir
	rm -rf $(BUILD_DIR) $(STAMPS_DIR) debian/lib/python/debian_linux/*.pyc debian/linux-headers-* debian/linux-image-* debian/linux-tools-*
	dh_clean

binary-indep: $(STAMPS_DIR)/source-base
	dh_testdir
	$(MAKE) -f debian/rules.gen binary-indep

binary-arch: $(STAMPS_DIR)/build-base
	dh_testdir
	$(MAKE) -f debian/rules.gen binary-arch_$(DEB_HOST_ARCH)

binary:	binary-indep binary-arch

CONTROL_FILES = debian/changelog $(wildcard debian/templates/*.in)
CONTROL_FILES += debian/config/defines $(wildcard debian/config/*/defines) $(wildcard debian/config/*/*/defines)
debian/control debian/rules.gen: debian/bin/gencontrol.py $(CONTROL_FILES)
ifeq ($(wildcard debian/control.md5sum),)
	$(MAKE) -f debian/rules debian/control-real
else ifeq ($(VERSION_BINNMU),)
	md5sum --check debian/control.md5sum --status || \
		$(MAKE) -f debian/rules debian/control-real
else
	grep -v debian/changelog debian/control.md5sum | md5sum --check - --status || \
		$(MAKE) -f debian/rules debian/control-real
endif

debian/control-real: debian/bin/gencontrol.py $(CONTROL_FILES)
	chmod +x $<
	$<
	md5sum $^ > debian/control.md5sum
#	@echo
#	@echo This target is made to fail intentionally, to make sure
#	@echo that it is NEVER run during the automated build. Please
#	@echo ignore the following error, the debian/control file has
#	@echo been generated SUCCESSFULLY.
#	@echo
#	exit 1

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