# Copyright 1999-2007 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/sys-apps/hal/hal-0.5.10.ebuild,v 1.4 2007/12/25 12:19:05 mr_bones_ Exp $

inherit eutils linux-info autotools flag-o-matic

PATCH_VER="p1"

DESCRIPTION="Hardware Abstraction Layer"
HOMEPAGE="http://www.freedesktop.org/Software/hal"
SRC_URI="http://hal.freedesktop.org/releases/${P}.tar.gz
		http://dev.gentoo.org/~cardoe/files/${PN}/${P}-${PATCH_VER}.tar.bz2"

LICENSE="|| ( GPL-2 AFL-2.0 )"
SLOT="0"
KEYWORDS="~amd64 ~x86"

KERNEL_IUSE="kernel_linux kernel_FreeBSD"
IUSE="acpi apm crypt debug dell disk-partition doc selinux ${KERNEL_IUSE}"

RDEPEND=">=dev-libs/glib-2.6
		 >=dev-libs/dbus-glib-0.61
		 >=dev-libs/expat-1.95.8
		 >=sys-apps/pciutils-2.2.7-r1
		 >=dev-libs/libusb-0.1.10a
		 >=dev-util/gperf-3.0.3
		 >=sys-auth/consolekit-0.2
		 >=sys-auth/policykit-0.6
		   sys-apps/usbutils
		   virtual/eject
		 amd64? ( >=sys-apps/dmidecode-2.7 )
		 dell? ( >=sys-libs/libsmbios-0.13.4 )
		 disk-partition? (
							||  (
									~sys-apps/parted-1.7.1
									~sys-apps/parted-1.8.6
									~sys-apps/parted-1.8.7
								)
						 )
		 ia64? ( >=sys-apps/dmidecode-2.7 )
		 kernel_linux?	(
							>=sys-fs/udev-111
							>=sys-apps/util-linux-2.13
							>=sys-kernel/linux-headers-2.6.19
							crypt?	(
										||	(
												>=sys-fs/cryptsetup-1.0.5
												>=sys-fs/cryptsetup-luks-1.0.1
											)
									)
						)
		 kernel_FreeBSD? ( dev-libs/libvolume_id )
		 x86? ( >=sys-apps/dmidecode-2.7 )
		 selinux? ( sys-libs/libselinux sec-policy/selinux-hal )"
DEPEND="${RDEPEND}
		dev-util/pkgconfig
		>=dev-util/intltool-0.35
		doc?	(
					app-doc/doxygen
					app-text/docbook-sgml-utils
					app-text/xmlto
					dev-libs/libxml2
				)"
PDEPEND=">=app-misc/hal-info-20071011
		 >=sys-power/pm-utils-0.99.3"

## HAL Daemon drops privledges so we need group access to read disks
HALDAEMON_GROUPS_LINUX="haldaemon,plugdev,disk,cdrom,cdrw,floppy,usb"
HALDAEMON_GROUPS_FREEBSD="haldaemon,plugdev,operator"

function notify_uevent() {
	ewarn
	ewarn "You must enable Kernel Userspace Events in your kernel."
	ewarn "For this you need to enable 'Hotplug' under 'General Setup' and"
	ewarn "basic networking.  They are marked CONFIG_HOTPLUG and CONFIG_NET"
	ewarn "in the config file."
	ewarn
	ebeep 5
}

function notify_inotify() {
	ewarn
	ewarn "You must enable the Inotify system in your kernel."
	ewarn "For this you need to enable 'Inotify support for userspace'"
	ewarn "in 'File systems'. It is marked CONFIG_INOTIFY_USER in the config file."
	ewarn
	ebeep 5
}

function notify_acpi_procfs() {
	ewarn
	ewarn "You must enable support for the ACPI proc files in your kernel."
	ewarn "For this you need to enable '/proc/acpi files' in"
	ewarn "'ACPI Support (Advanced Configuration and Power Interface) Support'."
	ewarn "It is marked ewarn CONFIG_ACPI_PROCFS in the config file."
	ewarn
	ebeep 5
}

function notify_acpi_proc_event() {
	ewarn
	ewarn "You have not enabled support for the /proc/acpi/event interface."
	ewarn "For this you need to enable '/proc/acpi/event support' in"
	ewarn "ACPI Support (Advanced Configuration and Power Interface) Support"
	ewarn
	ebeep 5
}

pkg_setup() {
	if use kernel_linux; then
		kernel_is ge 2 6 19 || ewarn "HAL requires a kernel version 2.6.19 or newer"

		if ! ( linux_chkconfig_present HOTPLUG && linux_chkconfig_present NET )
		then
			notify_uevent
		fi

		linux_chkconfig_present INOTIFY_USER || notify_inotify

		if use acpi ; then
			linux_chkconfig_present ACPI_PROCFS || notify_acpi_procfs
			linux_chkconfig_present ACPI_PROC_EVENT || notify_acpi_proc_event
		fi
	fi

	# http://devmanual.gentoo.org/ebuild-writing/functions/
	# http://bugs.gentoo.org/show_bug.cgi?id=191605

	# Create groups for hotplugging and HAL
	enewgroup haldaemon || die "Problem adding haldaemon group"
	enewgroup plugdev || die "Problem adding plugdev group"

	# HAL drops priviledges by default now ...
	# ... so we must make sure it can read disk/cdrom info (ie. be in ${HALDAEMON_GROUPS} groups)
	if use kernel_linux; then
		enewuser haldaemon -1 "-1" /dev/null ${HALDAEMON_GROUPS_LINUX} \
			|| die "Problem adding haldaemon user"
	elif use kernel_FreeBSD; then
		enewuser haldaemon -1 "-1" /dev/null ${HALDAEMON_GROUPS_FREEBSD} \
			|| die "Problem addding haldaemon user"
	fi

	# Make sure that the haldaemon user is in the ${HALDAEMON_GROUPS}
	# If users have a problem with this, let them file a bug
	if [[ ${ROOT} == / ]] ; then
		if use kernel_linux; then
			usermod -G ${HALDAEMON_GROUPS_LINUX} haldaemon
		elif use kernel_FreeBSD; then
			pw usermod haldaemon -G ${HALDAEMON_GROUPS_FREEBSD}
		fi
	fi
}

src_unpack() {
	unpack ${A}
	cd "${S}"

	# patchset from http://dev.gentoo.org/~cardoe/repos/hal.git
	EPATCH_MULTI_MSG="Applying http://dev.gentoo.org/~cardoe/repos/hal.git patchset ..." \
	EPATCH_SUFFIX="patch" \
	EPATCH_SOURCE="${WORKDIR}/hal-0.5.10-patches/" \
	EPATCH_FORCE="yes" \
	epatch

	# Hide recovery partitions
	epatch "${FILESDIR}/hal-0.5.9-hide-recovery-partitions.patch"

	# Enable plugdev support
	epatch "${FILESDIR}/96_plugdev_allow_send.patch"
}

src_compile() {
	local acpi="$(use_enable acpi)"
	local backend=
	local hardware=

	append-flags -rdynamic

	if use kernel_linux ; then
		backend="linux"
	elif use kernel_FreeBSD ; then
		backend="freebsd"
	else
		eerror "Invalid backend"
	fi

	if use kernel_linux ; then
		if use acpi ; then
			# Using IBM ACPI and Toshiba ACPI results in double notification as this
			# was merged into the Linux Kernel 2.6.22
			if kernel_is lt 2 6 22 ; then
				acpi="$acpi --enable-acpi-ibm --enable-acpi-toshiba"
			else
				acpi="$acpi --disable-acpi-ibm --disable-acpi-toshiba"
			fi

			acpi="$acpi --enable-acpi-proc --enable-acpi-acpid"
		else
			acpi="$acpi --disable-acpi-ibm --disable-acpi-toshiba"
			acpi="$acpi --disable-acpi-proc --disable-acpi-acpid"
		fi

		hardware="--with-cpufreq --with-usb-csr --with-keymaps"
		use arm && hardware="$hardware --enable-omap"

		if use dell ; then
			hardware="$hardware --with-dell-backlight"
		else
			hardware="$hardware --without-dell-backlight"
		fi
	else
		hardware="--without-cpufreq --without-usb-csr --without-keymaps"
		hardware="$hardware --disable-omap"
		hardware="$hardware --without-dell-backlight"
		hardware="$hardware --enable-acpi-ibm --enable-acpi-toshiba"
	fi

	econf --with-backend=${backend} \
		  --with-os-type=gentoo \
		  --with-pid-file=/var/run/hald.pid \
		  --with-hwdata=/usr/share/misc \
		  --with-socket-dir=/var/run/hald \
		  --enable-umount-helper \
		  --enable-man-pages \
		  --enable-policy-kit \
		  --enable-console-kit \
		  --enable-acl-management \
		  --enable-pci \
		  --enable-sonypic \
		  $(use_enable apm) \
		  $(use_enable arm pmu) \
		  $(use_enable arm omap) \
		  $(use_enable debug verbose-mode) \
		  $(use_enable disk-partition parted) \
		  $(use_enable doc docbook-docs) \
		  $(use_enable doc doxygen-docs) \
		  --docdir=/usr/share/doc/${PF} \
		  --localstatedir=/var \
		  ${acpi} ${hardware} \
	|| die "configure failed"

	emake || die "make failed"
}

src_install() {
	make DESTDIR="${D}" install || die
	dodoc AUTHORS ChangeLog NEWS README

	# hal umount for unclean unmounts
	exeinto /lib/udev/
	newexe "${FILESDIR}"/hal-unmount.dev hal_unmount

	# initscript
	newinitd "${FILESDIR}"/0.5.10-hald.rc hald

	# configuration
	cp "${FILESDIR}"/0.5.10-hald.conf "${WORKDIR}"/

	if use debug; then
		sed -e 's:HALD_VERBOSE="no":HALD_VERBOSE="yes":' \
			-i "${WORKDIR}"/0.5.10-hald.conf
	fi
	newconfd "${WORKDIR}"/0.5.10-hald.conf hald

	# We now create and keep /media here as both gnome-mount and pmount
	# use these directories, to avoid collision.
	keepdir /media

	# We also need to create and keep /etc/fdi/{information,policy,preprobe}
	# or else hal bombs.
	keepdir /etc/hal/fdi/{information,policy,preprobe}

	# HAL stores it's fdi cache in /var/lib/cache/hald
	keepdir /var/lib/cache/hald

	# HAL keeps its unix socket here
	keepdir /var/run/hald
	keepdir /var/lib/hal
}

pkg_postinst() {
	# Despite what people keep changing this location. Either one works.. it doesn't matter
	# http://dev.gentoo.org/~plasmaroo/devmanual/ebuild-writing/functions/

	elog "The HAL daemon needs to be running for certain applications to"
	elog "work. Suggested is to add the init script to your start-up"
	elog "scripts, this should be done like this :"
	elog "\`rc-update add hald default\`"
	echo
	elog "Looking for automounting support? Add yourself to the plugdev group"

	elog "IF you have additional applications which consume ACPI events, you"
	elog "should consider installing acpid to allow applications to share ACPI"
	elog "events."
}