#!/usr/bin/make -f

NAME := $(shell awk '/^Name:/{print $$2}' META)
VERSION := $(shell awk '/^Version:/{print $$2}' META)

%:
	dh $@

override_dh_auto_configure:
	# Build the userland, but don't build the kernel modules.
	./configure --prefix=/usr --with-config=user
	
override_dh_auto_test:
	# scripts/check.sh tries insmod and rmmod, so it cannot
	# run in an unprivileged build environment.

override_dh_auto_install:
	# Install the utilities.
	make install DESTDIR='$(CURDIR)/debian/tmp'

	# Create a dummy hostid file for the zfs-initramfs package.
	# NB: Commentary in the spl.postinst script.
	mkdir -p '$(CURDIR)/debian/tmp/etc/'
	/usr/bin/printf '\xFF\xFF\xFF\xFF' >'$(CURDIR)/debian/tmp/etc/hostid'

	# Get a bare copy of the source code.
	# This creates the $(CURDIR)/$(NAME)-$(VERSION)/ tree.
	make distdir

	# This shunt allows DKMS to delete header files that are peculiar to each
	# module instance through the POST_REMOVE directive in the dkms.conf file.
	echo '#!/bin/sh'  >'$(CURDIR)/$(NAME)-$(VERSION)/rm'
	echo 'rm "$$@"'  >>'$(CURDIR)/$(NAME)-$(VERSION)/rm'
	chmod 755 '$(CURDIR)/$(NAME)-$(VERSION)/rm'

	# Install the DKMS source.
	mkdir -p '$(CURDIR)/debian/tmp/usr/src/'
	mv '$(CURDIR)/$(NAME)-$(VERSION)' '$(CURDIR)/debian/tmp/usr/src/'

	# Install the dkms.conf file.
	dh_dkms -V $(VERSION)

	# @FIXME: `make distclean` fails when --with-config=user is set.
	# Kludge by creating dummy makefiles.
	echo 'distclean:'         >$(CURDIR)/include/Makefile
	echo '	-rm -f Makefile' >>$(CURDIR)/include/Makefile
	echo 'distclean:'         >$(CURDIR)/module/Makefile
	echo '	-rm -f Makefile' >>$(CURDIR)/module/Makefile