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# Copyright 1999-2011 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/dev-libs/klibc/klibc-1.1.ebuild,v 1.5 2011/02/06 12:36:26 leio Exp $
inherit eutils linux-mod
export CTARGET=${CTARGET:-${CHOST}}
if [[ ${CTARGET} == ${CHOST} ]] ; then
if [[ ${CATEGORY/cross-} != ${CATEGORY} ]] ; then
export CTARGET=${CATEGORY/cross-}
fi
fi
DESCRIPTION="A minimal libc subset for use with initramfs."
HOMEPAGE="http://www.zytor.com/mailman/listinfo/klibc"
SRC_URI="ftp://ftp.kernel.org/pub/linux/libs/klibc/${P}.tar.bz2
ftp://ftp.kernel.org/pub/linux/libs/klibc/Stable/${P}.tar.bz2
ftp://ftp.kernel.org/pub/linux/libs/klibc/Testing/${P}.tar.bz2"
LICENSE="|| ( GPL-2 LGPL-2 )"
KEYWORDS="~amd64 ~mips ~ppc ~x86"
IUSE=""
RESTRICT="strip"
DEPEND="dev-lang/perl
virtual/linux-sources"
RDEPEND="dev-lang/perl"
if [[ ${CTARGET} != ${CHOST} ]] ; then
SLOT="${CTARGET}"
else
SLOT="0"
fi
is_cross() { [[ ${CHOST} != ${CTARGET} ]] ; }
guess_arch() {
local x
local host=$(echo "${CTARGET%%-*}" | sed -e 's/i.86/i386/' \
-e 's/sun4u/sparc64/' \
-e 's/arm.*/arm/' \
-e 's/sa110/arm/' \
-e 's/powerpc/ppc/')
# Sort reverse so that we will get ppc64 before ppc, etc
for x in $(ls -1 "${S}/include/arch/" | sort -r) ; do
if [[ ${host} == "${x}" ]] ; then
echo "${x}"
return 0
fi
done
return 1
}
pkg_setup() {
# Make sure kernel sources are OK
# (Override for linux-mod eclass)
check_kernel_built
}
src_unpack() {
unpack ${A}
if [[ ! -d /usr/${CTARGET} ]] ; then
echo
eerror "It does not look like your cross-compiler is setup properly!"
die "It does not look like your cross-compiler is setup properly!"
fi
if ! guess_arch &>/dev/null ; then
echo
eerror "Could not guess klibc's ARCH from your CTARGET!"
die "Could not guess klibc's ARCH from your CTARGET!"
fi
kernel_arch=$(readlink "${KV_OUT_DIR}/include/asm" | sed -e 's:asm-::')
if [[ ${kernel_arch} != $(guess_arch) ]] ; then
echo
eerror "Your kernel sources are not configured for your chosen arch!"
eerror "(KERNEL_ARCH=\"${kernel_arch}\", ARCH=\"$(guess_arch)\")"
die "Your kernel sources are not configured for your chosen arch!"
fi
cd ${S}
# Add our linux source tree symlink
ln -snf ${KV_DIR} linux
# set the build directory
echo "KRNLOBJ = ${KV_OUT_DIR}" >> MCONFIG
# We do not want all the nice prelink warnings
# NOTE: for amd64, we might change below to '/usr/$(get_libdir)/klibc',
# but I do not do it right now, as the build system do not support
# the lib64 yet ....
cat > "${S}/70klibc" <<-EOF
PRELINK_PATH_MASK="/usr/lib/klibc"
EOF
# klibc detects mips64 systems as having 64bit userland
# Force them to 32bit userlands instead
epatch ${FILESDIR}/${P}-mips32.patch
}
src_compile() {
if is_cross ; then
einfo "ARCH = \"$(guess_arch)\""
einfo "CROSS = \"${CTARGET}-\""
emake ARCH=$(guess_arch) \
CROSS="${CTARGET}-" || die "Compile failed!"
else
env -u ARCH \
emake || die "Compile failed!"
fi
}
src_install() {
local klibc_prefix
if is_cross ; then
make INSTALLROOT=${D} \
ARCH=$(guess_arch) \
CROSS="${CTARGET}-" \
install || die "Install failed!"
klibc_prefix=$("${S}/${CTARGET}-klcc" -print-klibc-bindir)
else
env -u ARCH \
make INSTALLROOT=${D} install || die "Install failed!"
klibc_prefix=$("${S}/klcc" -print-klibc-bindir)
fi
# Hardlinks becoming copies
dosym gzip "${klibc_prefix}/gunzip"
dosym gzip "${klibc_prefix}/zcat"
if ! is_cross ; then
insinto /usr/share/aclocal
doins ${FILESDIR}/klibc.m4
doenvd ${S}/70klibc
dodoc ${S}/README ${S}/klibc/{LICENSE,CAVEATS}
newdoc ${S}/klibc/README README.klibc
newdoc ${S}/klibc/arch/README README.klibc.arch
docinto ash; newdoc ${S}/ash/README.klibc README
docinto gzip; dodoc ${S}/gzip/{COPYING,README}
docinto ipconfig; dodoc ${S}/ipconfig/README
docinto kinit; dodoc ${S}/kinit/README
fi
}
pkg_postinst() {
# Override for linux-mod eclass
return 0
}
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