#!/usr/bin/make -f

LSB_DISTRIBUTOR := $(shell lsb_release -is)
NAME := $(shell awk '$$1 == "Name:" { print $$2; }' META)
VERSION := $(shell dpkg-parsechangelog \
  | awk '$$1 == "Version:" { print $$2; }' | cut -d- -f1)

override_dh_auto_configure:
	@# Embed the downstream version in the module.
	@sed -e 's/^Version:.*/Version:      $(VERSION)/' -i.orig META

	@# Create the makefiles and configure script.
	./autogen.sh

	@# Build the userland, but don't build the kernel modules.
	./configure \
	  --prefix='' \
	  --libexecdir=/usr/libexec \
	  --libdir=/lib \
	  --includedir=/usr/include \
	  --datarootdir=/usr/share \
	  --with-config=user

override_dh_auto_test:
	# The dh_auto_test rule is disabled because
	# `make check` cannot run in an unprivileged build environment.

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

	@# Get a bare copy of the source code for DKMS.
	@# This creates the $(CURDIR)/$(NAME)-$(VERSION)/ tree, which does not
	@# contain the userland sources. NB: Remove-userland-dist-rules.patch
	make distdir

	@# This shunt allows DKMS to install the Module.symvers and zfs_config.h
	@# files to the ${dkms_tree} area through the POST_INSTALL directive.
	echo '#!/bin/sh'  >'$(CURDIR)/$(NAME)-$(VERSION)/cp'
	echo 'cp "$$@"'  >>'$(CURDIR)/$(NAME)-$(VERSION)/cp'
	chmod 755 '$(CURDIR)/$(NAME)-$(VERSION)/cp'

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

	@# Process templates and install the dkms.conf file.
	dh_dkms -V $(VERSION)

	@# Install the /etc/default/zfs options file.
	dh_installinit --name=zfs

	@# Install the /etc/init.d/zfs-mount script.
ifeq ($(LSB_DISTRIBUTOR),Debian)
	@# Debian runs local mounts at sysv sequences [10..12] [08..09].
	dh_installinit --name=zfs-mount \
	  --no-restart-on-upgrade --no-start -- defaults 13 07
else
	dh_installinit --name=zfs-mount \
	  --no-restart-on-upgrade --no-start
endif

	@# Install the /etc/init.d/zfs-share script.
ifeq ($(LSB_DISTRIBUTOR),Debian)
	@# Debian runs nfs-kernel-server at sysv sequence 17 01.
	dh_installinit --name=zfs-share \
	  --no-restart-on-upgrade --no-start -- defaults 18 00
else ifeq ($(LSB_DISTRIBUTOR),Ubuntu)
	@# Ubuntu runs nfs-kernel-server at sysv sequence 20 80.
	dh_installinit --name=zfs-share \
	  --no-restart-on-upgrade --no-start -- defaults 21 79
else
		dh_installinit --name=zfs-share \
		  --no-restart-on-upgrade --no-start
endif

override_dh_fixperms:
	@# Ubuntu 10.04 LTS Lucid Lynx, et al, compatibility.
	@# (>= debhelper-8.0.0) does this automatically.
	dh_fixperms
	chmod 0440 debian/zfsutils/etc/sudoers.d/zfs

override_dh_shlibdeps:
	@# Suppress libtool dependency_libs warnings that are caused by
	@# inter-library dependencies.  (eg: zfs -> libzfs -> libuuid)
	@# @TODO: Add pkgconfig support instead.
	dh_shlibdeps -- --warnings=0

override_dh_strip:
	dh_strip -plibnvpair1 --dbg-package=libnvpair1-dbg
	dh_strip -plibuutil1 --dbg-package=libuutil1-dbg
	dh_strip -plibzfs1 --dbg-package=libzfs1-dbg
	dh_strip -plibzpool1 --dbg-package=libzpool1-dbg
	dh_strip -pzfsutils --dbg-package=zfsutils-dbg

override_dh_auto_clean:
	dh_auto_clean
	@if test -e META.orig; then mv META.orig META; fi

%:
	dh $@