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# Copyright 1999-2004 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/sys-kernel/pac-sources/pac-sources-2.4.23-r7.ebuild,v 1.2 2004/06/24 22:59:42 agriffis Exp $

IUSE="build"
ETYPE="sources"

inherit kernel eutils

# PACV=Bernhard Rosenkraenzer's release version
PACV=pac1

# OKV=original kernel version, KV=patched kernel version.  
KV="${PV/_/-}-${PACV}"
NKV="${PV/_/-}-pac${PR/r/}"
OKV="`echo ${KV} | cut -d- -f1`"
# OKVLAST=(working) last digit of OKV
OKVLAST="`echo ${OKV} | cut -d. -f3`"
# OKVLASTPR=the previous kernel version (for a marcelo pre/rc release)
OKVLASTPR="`expr ${OKVLAST} - 1`"
# If _ isn't there, then it's a stable+ac, otherwise last-stable+pre/rc+ac
PRERC="`echo ${PV}|grep \_`"

# Other working variables
S=${WORKDIR}/linux-${KV}
EXTRAVERSION="-pac${PR/r/}"

# If it's a last-stable+pre/rc+aa (marcelo), we need to handle it differently
# ourkernel is the stable kernel we'll be working with (previous or current)
if [ ${PRERC} ]; then
	OURKERNEL="2.4.${OKVLASTPR}"
	SRC_URI="mirror://kernel/linux/kernel/v2.4/linux-${OURKERNEL}.tar.bz2
		mirror://kernel/linux/kernel/people/bero/2.4/${OURKERNEL}/patch-${KV/-}.bz2
		mirror://kernel/linux/kernel/v2.4/testing/patch-${PV/_/-}.bz2"
else
	OURKERNEL="2.4.${OKVLAST}"
	SRC_URI="mirror://kernel//linux/kernel/v2.4/linux-${OURKERNEL}.tar.bz2
		mirror://kernel/linux/kernel/people/bero/2.4/${OURKERNEL}/patch-${KV}.bz2"
fi


DESCRIPTION="Full sources for Bernhard Rosenkraenzer's Linux kernel"
KEYWORDS="~x86 -ppc"
SLOT="${KV}"

src_unpack() {
	unpack linux-${OURKERNEL}.tar.bz2
	mv linux-${OURKERNEL} linux-${NKV} || die
	cd linux-${NKV}

	# if we need a pre/rc patch, then use it
	if [ ${PRERC} ]; then
		bzcat ${DISTDIR}/patch-${PV/_/-}.bz2|patch -p1 || die "-pac patch failed"
	fi

	bzcat ${DISTDIR}/patch-${KV}.bz2|patch -p1 || die "-pac patch failed"
	epatch ${FILESDIR}/${PN}.munmap.patch || die "Failed to apply munmap patch!"
	epatch ${FILESDIR}/${PN}.rtc_fix.patch || die "Failed to patch RTC vulnerabilities!"
	epatch ${FILESDIR}/${PN}.CAN-2003-0985.patch || die "Failed to patch mremap() vulnerability!"
	epatch ${FILESDIR}/${PN}.CAN-2004-0010.patch || die "Failed to add the CAN-2004-0010 patch!"
	epatch ${FILESDIR}/${PN}.CAN-2004-0075.patch || die "Failed to add the CAN-2004-0075 patch!"
	epatch ${FILESDIR}/${PN}.CAN-2004-0109.patch || die "Failed to add the CAN-2004-0109 patch!"
	epatch ${FILESDIR}/${PN}.CAN-2004-0133.patch || die "Failed to add the CAN-2004-0133 patch!"
	epatch ${FILESDIR}/${PN}.CAN-2004-0177.patch || die "Failed to add the CAN-2004-0177 patch!"
	epatch ${FILESDIR}/${PN}.CAN-2004-0178.patch || die "Failed to add the CAN-2004-0178 patch!"
	epatch ${FILESDIR}/${PN}.CAN-2004-0181.patch || die "Failed to add the CAN-2004-0181 patch!"
	epatch ${FILESDIR}/${PN}.CAN-2004-0394.patch || die "Failed to add the CAN-2004-0394 patch!"
	epatch ${FILESDIR}/${PN}.CAN-2004-0427.patch || die "Failed to add the CAN-2004-0427 patch!"
	epatch ${FILESDIR}/${PN}.FPULockup-53804.patch || die "Failed to apply FPU-lockup patch!"
	kernel_universal_unpack
}