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# Copyright 1999-2004 Gentoo Technologies, Inc.
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/sys-kernel/alpha-sources/alpha-sources-2.4.21-r4.ebuild,v 1.1 2004/02/18 18:07:49 plasmaroo Exp $
#OKV=original kernel version, KV=patched kernel version. They can be the same.
IUSE="build crypt usagi"
ETYPE="sources"
inherit kernel
OKV="`echo ${PV}|sed -e 's:^\([0-9]\+\.[0-9]\+\.[0-9]\+\).*:\1:'`"
EXTRAVERSION="-${PN/-*/}"
[ ! "${PR}" == "r0" ] && EXTRAVERSION="${EXTRAVERSION}-${PR}"
KV="${OKV}${EXTRAVERSION}"
S=${WORKDIR}/linux-${KV}
DESCRIPTION="Full sources for the Gentoo Linux Alpha kernel"
SRC_URI="mirror://kernel/linux/kernel/v2.4/linux-${OKV}.tar.bz2
mirror://gentoo/patches-${KV/r4/r3}.tar.bz2"
SLOT="${KV}"
KEYWORDS="alpha -sparc -x86 -ppc -hppa -mips -arm"
src_unpack() {
unpack ${A}
mv linux-${OKV} linux-${KV} || die
cd ${WORKDIR}/${KV/r4/r1}
# This is the crypt USE flag, keeps {USAGI/superfreeswan/patch-int/loop-jari}
if [ -z "`use crypt`" ]; then
einfo "No Cryptographic support, dropping patches..."
for file in 6* 8* ;do
einfo "Dropping ${file}..."
rm -f ${file}
done
else
einfo "Cryptographic patches will be applied"
fi
# This is the usagi USE flag, keeps USAGI, drops
# {superfreeswan/patch-int/loop-jari}
# Using USAGI will also cause you to drop all iptables ipv6
# patches.
if [ -z "`use usagi`" ]; then
einfo "Keeping {superfreeswan/patch-int/loop-jari} patches, dropping USAGI"
for file in 6* ;do
einfo "Dropping ${file}..."
rm -f ${file}
done
else
einfo "Keeping USAGI patch, dropping {superfreeswan/patch-int/loop-jari}"
for file in *.ipv6 8* ;do
einfo "Dropping ${file}..."
rm -f ${file}
done
fi
kernel_src_unpack
cd ${S}
epatch ${FILESDIR}/do_brk_fix.patch || die "Failed to patch the do_brk() vulnerability!"
epatch ${FILESDIR}/${PN}.CAN-2003-0985.patch || die "Failed to patch mremap() vulnerability!"
epatch ${FILESDIR}/${PN}.rtc_fix.patch || die "Failed to patch RTC vulnerabilities!"
epatch ${FILESDIR}/${PN}.munmap.patch || die "Failed to apply munmap patch!"
# Fix multi-line literal in include/asm-alpha/xor.h -- see bug 38354
# If this script "dies" then that means it's no longer applicable.
mv include/asm-alpha/xor.h{,.multiline}
awk 'BEGIN { addnl=0; exitstatus=1 }
/^asm\("/ { addnl=1 }
/^"\)/ { addnl=0 }
addnl && !/\\n\\$/ { sub("$", " \\n\\", $0); exitstatus=0 }
{ print }
END { exit exitstatus }' \
<include/asm-alpha/xor.h.multiline >include/asm-alpha/xor.h
assert "awk script failed, probably doesn't apply to ${KV}"
rm -f include/asm-alpha/xor.h.multiline
}
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