#!/usr/bin/make -f
# -*- makefile -*-

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

export DEB_BUILD_MAINT_OPTIONS = hardening=+all

include /usr/share/dpkg/pkg-info.mk

BUILD_DATE := $(shell date --iso-8601=seconds --date '@$(SOURCE_DATE_EPOCH)' --utc)

DKMS_CONF    = debian/xtables-addons-dkms.dkms
DKMS_SRC_DIR = debian/xtables-addons-dkms/usr/src

SOURCE_BUILD_DIR   = debian/xtables-addons-source.build
SOURCE_SRC_DIR     = debian/xtables-addons-source/usr/src
SOURCE_MODULES_DIR = $(SOURCE_SRC_DIR)/modules

%:
	dh $@

override_dh_auto_clean:
	dh_auto_clean --no-parallel

override_dh_clean:
	dh_clean $(SOURCE_BUILD_DIR)/ $(DKMS_CONF)

override_dh_auto_configure:
	dh_auto_configure -- --without-kbuild

override_dh_auto_build: build_source
	dh_auto_build -- V=1

override_dh_auto_install: install_dkms
	dh_auto_install

build_source:
	mkdir -p \
		$(SOURCE_BUILD_DIR) \
		$(SOURCE_BUILD_DIR)/debian \
		$(SOURCE_BUILD_DIR)/extensions \
		$(SOURCE_BUILD_DIR)/extensions/ACCOUNT \
		$(SOURCE_BUILD_DIR)/extensions/pknock
	cp \
		mconfig \
		$(SOURCE_BUILD_DIR)
	cp \
		extensions/Kbuild \
		extensions/compat_*.[ch] \
		extensions/xt_*.[ch] \
		$(SOURCE_BUILD_DIR)/extensions
	cp \
		extensions/ACCOUNT/Kbuild \
		extensions/ACCOUNT/xt_*.[ch] \
		$(SOURCE_BUILD_DIR)/extensions/ACCOUNT
	cp \
		extensions/pknock/Kbuild \
		extensions/pknock/xt_*.[ch] \
		$(SOURCE_BUILD_DIR)/extensions/pknock
	cp \
		debian/changelog \
		debian/control \
		debian/control.modules.in \
		debian/copyright \
		$(SOURCE_BUILD_DIR)/debian
	cp \
		debian/rules.modules \
		$(SOURCE_BUILD_DIR)/debian/rules

install_dkms: install_source $(DKMS_CONF)
	mkdir -p $(DKMS_SRC_DIR)
	$(RM) -r $(SOURCE_MODULES_DIR)/xtables-addons/debian
	mv $(SOURCE_MODULES_DIR)/xtables-addons $(DKMS_SRC_DIR)/xtables-addons-$(DEB_VERSION_UPSTREAM)
	rmdir $(SOURCE_MODULES_DIR)

install_source:
	mkdir -p $(SOURCE_MODULES_DIR)
	mv $(SOURCE_BUILD_DIR) $(SOURCE_MODULES_DIR)/xtables-addons
	tar cjf $(SOURCE_SRC_DIR)/xtables-addons.tar.bz2 \
		--mtime="$(BUILD_DATE)" \
		--mode=go=rX,u+rw,a-s \
		--owner=root:0 \
		--group=root:0 \
		--sort=name \
		-C $(SOURCE_SRC_DIR) modules

$(DKMS_CONF):
	sed -e 's/__VERSION__/$(DEB_VERSION_UPSTREAM)/g' $(DKMS_CONF).in >$(DKMS_CONF)
	cat $(DKMS_CONF).modules >>$(DKMS_CONF)

.PHONY: build_source install_dkms install_source