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# Copyright 1999-2015 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$
EAPI="4"
AT_M4DIR="config"
AUTOTOOLS_AUTORECONF="1"
AUTOTOOLS_IN_SOURCE_BUILD="1"
inherit flag-o-matic linux-info linux-mod toolchain-funcs autotools-utils
if [ ${PV} == "9999" ] ; then
inherit git-2
EGIT_REPO_URI="https://github.com/zfsonlinux/zfs.git"
else
inherit eutils versionator
SRC_URI="https://github.com/zfsonlinux/zfs/archive/zfs-${PV}.tar.gz"
S="${WORKDIR}/zfs-zfs-${PV}"
KEYWORDS="~amd64 ~arm ~ppc ~ppc64"
fi
DESCRIPTION="Linux ZFS kernel module for sys-fs/zfs"
HOMEPAGE="http://zfsonlinux.org/"
LICENSE="CDDL debug? ( GPL-2+ )"
SLOT="0"
IUSE="custom-cflags debug +rootfs"
RESTRICT="debug? ( strip ) test"
DEPEND="
=sys-kernel/spl-${PV}*
dev-lang/perl
virtual/awk
"
RDEPEND="${DEPEND}
!sys-fs/zfs-fuse
"
pkg_setup() {
linux-info_pkg_setup
CONFIG_CHECK="!DEBUG_LOCK_ALLOC
BLK_DEV_LOOP
EFI_PARTITION
IOSCHED_NOOP
MODULES
!PAX_KERNEXEC_PLUGIN_METHOD_OR
!PAX_USERCOPY_SLABS
ZLIB_DEFLATE
ZLIB_INFLATE
"
use debug && CONFIG_CHECK="${CONFIG_CHECK}
FRAME_POINTER
DEBUG_INFO
!DEBUG_INFO_REDUCED
"
use rootfs && \
CONFIG_CHECK="${CONFIG_CHECK}
BLK_DEV_INITRD
DEVTMPFS
"
kernel_is ge 2 6 32 || die "Linux 2.6.32 or newer required"
[ ${PV} != "9999" ] && \
{ kernel_is le 4 2 || die "Linux 4.2 is the latest supported version."; }
check_extra_config
}
src_prepare() {
if [ ${PV} != "9999" ]
then
# Fix zvol data loss regression
# https://github.com/zfsonlinux/zfs/pull/3798
epatch "${FILESDIR}/${P}-discard-on-zvol-fix.patch"
fi
# Remove GPLv2-licensed ZPIOS unless we are debugging
use debug || sed -e 's/^subdir-m += zpios$//' -i "${S}/module/Makefile.in"
# Set module revision number
[ ${PV} != "9999" ] && \
{ sed -i "s/\(Release:\)\(.*\)1/\1\2${PR}-gentoo/" "${S}/META" || die "Could not set Gentoo release"; }
autotools-utils_src_prepare
}
src_configure() {
local SPL_PATH="$(basename $(echo "${EROOT}usr/src/spl-"*))"
use custom-cflags || strip-flags
filter-ldflags -Wl,*
set_arch_to_kernel
local myeconfargs=(${myeconfargs}
--bindir="${EPREFIX}/bin"
--sbindir="${EPREFIX}/sbin"
--with-config=kernel
--with-linux="${KV_DIR}"
--with-linux-obj="${KV_OUT_DIR}"
--with-spl="${EROOT}usr/src/${SPL_PATH}"
--with-spl-obj="${EROOT}usr/src/${SPL_PATH}/${KV_FULL}"
$(use_enable debug)
)
autotools-utils_src_configure
}
src_install() {
autotools-utils_src_install INSTALL_MOD_PATH="${INSTALL_MOD_PATH:-$EROOT}"
dodoc AUTHORS COPYRIGHT DISCLAIMER README.markdown
}
pkg_postinst() {
linux-mod_pkg_postinst
# Remove old modules
if [ -d "${EROOT}lib/modules/${KV_FULL}/addon/zfs" ]
then
ewarn "${PN} now installs modules in ${EROOT}lib/modules/${KV_FULL}/extra/zfs"
ewarn "Old modules were detected in ${EROOT}lib/modules/${KV_FULL}/addon/zfs"
ewarn "Automatically removing old modules to avoid problems."
rm -r "${EROOT}lib/modules/${KV_FULL}/addon/zfs" || die "Cannot remove modules"
rmdir --ignore-fail-on-non-empty "${EROOT}lib/modules/${KV_FULL}/addon"
fi
if use x86 || use arm
then
ewarn "32-bit kernels will likely require increasing vmalloc to"
ewarn "at least 256M and decreasing zfs_arc_max to some value less than that."
fi
ewarn "This version of ZFSOnLinux includes support for new feature flags"
ewarn "that are incompatible with previous versions. GRUB2 support for"
ewarn "/boot with the new feature flags is not yet available."
ewarn "Do *NOT* upgrade root pools to use the new feature flags."
ewarn "Any new pools will be created with the new feature flags by default"
ewarn "and will not be compatible with older versions of ZFSOnLinux. To"
ewarn "create a newpool that is backward compatible wih GRUB2, use "
ewarn
ewarn "zpool create -d -o feature@async_destroy=enabled "
ewarn " -o feature@empty_bpobj=enabled -o feature@lz4_compress=enabled"
ewarn " -o feature@spacemap_histogram=enabled"
ewarn " -o feature@enabled_txg=enabled "
ewarn " -o feature@extensible_dataset=enabled -o feature@bookmarks=enabled"
ewarn " ..."
ewarn
ewarn "GRUB2 support will be updated as soon as either the GRUB2"
ewarn "developers do a tag or the Gentoo developers find time to backport"
ewarn "support from GRUB2 HEAD."
}
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