# Copyright 1999-2004 Gentoo Technologies, Inc.
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/sys-kernel/wolk-sources/wolk-sources-4.9-r4.ebuild,v 1.6 2004/04/12 16:36:23 aliz Exp $

IUSE="build wolk-bootsplash wolk-supermount ipv6"

# OKV=original kernel version, KV=patched kernel version.  They can be the same.

ETYPE="sources"

inherit kernel eutils

OKV=2.4.20
EXTRAVERSION="-${PN/-*/}4.9s"
KV="${OKV}${EXTRAVERSION}"

S=${WORKDIR}/linux-${KV}
DESCRIPTION="Working Overloaded Linux Kernel (Server-Edition)"
KEYWORDS="x86 ~ppc ~sparc ~alpha ~hppa ~mips"
SRC_PATH="mirror://www.kernel.org/pub/linux/kernel/v2.4/linux-${OKV}.tar.bz2"

SRC_URI="mirror://kernel/linux/kernel/v2.4/linux-${OKV}.tar.bz2
	mirror://sourceforge/wolk/linux-${OKV}-wolk4.0s.patch.bz2
	mirror://sourceforge/wolk/linux-${OKV}-wolk4.0s-to-4.1s.patch.bz2
	mirror://sourceforge/wolk/linux-${OKV}-wolk4.1s-to-4.2s.patch.bz2
	mirror://sourceforge/wolk/linux-${OKV}-wolk4.2s-to-4.3s.patch.bz2
	mirror://sourceforge/wolk/linux-${OKV}-wolk4.3s-to-4.4s.patch.bz2
	mirror://sourceforge/wolk/linux-${OKV}-wolk4.4s-to-4.5s.patch.bz2
	mirror://sourceforge/wolk/linux-${OKV}-wolk4.5s-to-4.6s.patch.bz2
	mirror://sourceforge/wolk/linux-${OKV}-wolk4.6s-to-4.7s.patch.bz2
	mirror://sourceforge/wolk/linux-${OKV}-wolk4.7s-to-4.8s.patch.bz2
	mirror://sourceforge/wolk/linux-${OKV}-wolk4.8s-to-4.9s.patch.bz2
		wolk-bootsplash? ( http://wolk.sourceforge.net/Workstation-Edition/1007_bootsplash-v3.0.7-2.4.20-0.patch
			http://wolk.sourceforge.net/Workstation-Edition/1007_bootsplash-v3.0.7-2.4.20-1-aty128.patch
			http://wolk.sourceforge.net/Workstation-Edition/1007_bootsplash-v3.0.8-2.4.20-update.patch)
		wolk-supermount? ( http://wolk.sourceforge.net/Workstation-Edition/1008_supermount-1.2.9-2.4.20-OLDIDE.patch)
		ipv6? ( http://wolk.sourceforge.net/Workstation-Edition/1009_mipv6-0.9.5.1-v2.4.20-wolk4.0s.patch )"

SLOT="${KV}"
HOMEPAGE="http://wolk.sourceforge.net http://www.kernel.org"

src_unpack() {
local PATCHEFILES="-wolk4.0s -wolk4.0s-to-4.1s -wolk4.1s-to-4.2s -wolk4.2s-to-4.3s -wolk4.3s-to-4.4s -wolk4.4s-to-4.5s -wolk4.5s-to-4.6s -wolk4.6s-to-4.7s -wolk4.7s-to-4.8s -wolk4.8s-to-4.9s"
	unpack linux-${OKV}.tar.bz2 || die
		mv linux-${OKV} linux-${KV} || die
		cd ${WORKDIR}/linux-${KV} || die
		for PATCHES in ${PATCHEFILES}
		do
			epatch ${DISTDIR}/linux-${OKV}${PATCHES}.patch.bz2 || die
		done

	einfo "Applying nvidia patches"
	epatch ${FILESDIR}/wolk-4.9s-page.h.patch || die
	epatch ${FILESDIR}/wolk-4.9s-setup.c.patch || die

	einfo "Applying other needed patches"
	epatch ${FILESDIR}/wolk-4.9s-speedstep.c.patch || die

	if [ "`use wolk-supermount`" ]; then
		ewinfo "Applying Supermount patch"
		epatch ${DISTDIR}/1008_supermount-1.2.9-2.4.20-OLDIDE.patch  || die
	fi
	if [ "`use ipv6`" ]; then
		einfo "Applying MIPv6 patch"
		epatch ${DISTDIR}/1009_mipv6-0.9.5.1-v2.4.20-wolk4.0s.patch  || die
	fi

	if [ "`use wolk-bootsplash`" ]; then
		einfo "Applying Bootsplash patches"
		epatch ${DISTDIR}/1007_bootsplash-v3.0.7-2.4.20-0.patch  || die
		epatch ${DISTDIR}/1007_bootsplash-v3.0.7-2.4.20-1-aty128.patch  || die
		epatch ${DISTDIR}/1007_bootsplash-v3.0.8-2.4.20-update.patch || die
	fi

	epatch ${FILESDIR}/do_brk_fix.patch || die "Failed to patch for do_brk() vulnerability!"
	epatch ${FILESDIR}/${PN}.CAN-2003-0985.patch || die "Failed to patch mremap() vulnerability!"
	epatch ${FILESDIR}/${PN}-4.9s.rtc_fix.patch || die "Failed to patch RTC vulnerabilities!"
	epatch ${FILESDIR}/${PN}-4.9s.munmap.patch || die "Failed to apply munmap patch!"

	kernel_universal_unpack
}

pkg_postinst() {
	einfo
	einfo "Since wolk-sources-4.6s the 3com 3c59x v0.99Za drivers are excluded."
	einfo "For many people they may work, but too many people expecting problems"
	einfo "with this drivers. They will be reintroduced when they are fixed."
	einfo "You have to fall back to an earlier release of the wolk kernel when you want"
	einfo "to use one of this drivers."
	einfo
	einfo "This new ebuild has support for the workstation patches."
	einfo "With the wolk-bootsplash, wolk-supermount, and"
	einfo "ipv6 use flags you can take advantage of the"
	einfo "Bootsplash, Supermount, and MIPv6 patches."
	ewarn "Patches not guaranteed; YMMV..."
	einfo
}