# Copyright 1999-2008 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/net-fs/openafs-kernel/openafs-kernel-1.4.7.ebuild,v 1.1 2008/05/03 09:52:00 stefaan Exp $

inherit eutils linux-mod versionator toolchain-funcs

PATCHVER=0.14
MY_PN=${PN/-kernel}
MY_P=${MY_PN}-${PV}
S=${WORKDIR}/${MY_P}
DESCRIPTION="The OpenAFS distributed file system kernel module"
HOMEPAGE="http://www.openafs.org/"
SRC_URI="http://openafs.org/dl/${PV}/${MY_P}-src.tar.bz2
	mirror://gentoo/${MY_PN}-gentoo-${PATCHVER}.tar.bz2"

LICENSE="IBM openafs-krb5 openafs-krb5-a APSL-2 sun-rpc"
SLOT="0"
KEYWORDS="~alpha ~amd64 ~ppc ~ppc64 ~sparc ~x86"
IUSE=""

PATCHDIR=${WORKDIR}/gentoo/patches/$(get_version_component_range 1-2)

CONFIG_CHECK="!DEBUG_RODATA ~!AFS_FS"
ERROR_DEBUG_RODATA="OpenAFS is incompatible with linux' CONFIG_DEBUG_RODATA option"
ERROR_AFS_FS="OpenAFS conflicts with the in-kernel AFS-support.  Make sure not to load both at the same time!"

pkg_setup() {
	linux-mod_pkg_setup
}

src_unpack() {
	unpack ${MY_P}-src.tar.bz2
	unpack ${MY_PN}-gentoo-${PATCHVER}.tar.bz2
	cd "${S}"

	epatch ${FILESDIR}/STABLE14-linux-2626-support-20080608.patch || die
	EPATCH_EXCLUDE="006_all_ppc64.patch" \
		EPATCH_SUFFIX="patch" epatch ${PATCHDIR} || die

	./regen.sh || die "Failed: regenerating configure script"
}

src_compile() {
	ARCH="$(tc-arch-kernel)" econf --with-linux-kernel-headers=${KV_OUT_DIR} || die "Failed: econf"

	ARCH="$(tc-arch-kernel)" emake -j1 only_libafs || die "Failed: emake"
}

src_install() {
	MOD_SRCDIR=$(expr ${S}/src/libafs/MODLOAD-*)
	[ -f ${MOD_SRCDIR}/libafs.${KV_OBJ} ] \
			|| die "Couldn't find compiled kernel module"

	MODULE_NAMES='libafs(fs/openafs:$MOD_SRCDIR)'

	linux-mod_src_install
}