linamh/sys-libs/glibc/files/eblits/src_unpack.eblit

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# Copyright 1999-2009 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/sys-libs/glibc/files/eblits/src_unpack.eblit,v 1.8 2009/05/17 22:17:56 vapier Exp $
int_to_KV() {
local version=$1 major minor micro
major=$((version / 65536))
minor=$(((version % 65536) / 256))
micro=$((version % 256))
echo ${major}.${minor}.${micro}
}
eend_KV() {
[[ $(KV_to_int $1) -ge $(KV_to_int $2) ]]
eend $?
}
get_kheader_version() {
printf '#include <linux/version.h>\nLINUX_VERSION_CODE\n' | \
$(tc-getCPP ${CTARGET}) -I "$(alt_build_headers)" | \
tail -n 1
}
check_nptl_support() {
# don't care about the compiler here as we arent using it
just_headers && return
local run_kv build_kv want_kv
run_kv=$(int_to_KV $(get_KV))
build_kv=$(int_to_KV $(get_kheader_version))
want_kv=${NPTL_KERN_VER}
ebegin "Checking gcc for __thread support"
if ! eend $(want__thread ; echo $?) ; then
echo
eerror "Could not find a gcc that supports the __thread directive!"
eerror "Please update your binutils/gcc and try again."
die "No __thread support in gcc!"
fi
if ! is_crosscompile && ! tc-is-cross-compiler ; then
# Building fails on an non-supporting kernel
ebegin "Checking kernel version (${run_kv} >= ${want_kv})"
if ! eend_KV ${run_kv} ${want_kv} ; then
echo
eerror "You need a kernel of at least ${want_kv} for NPTL support!"
die "Kernel version too low!"
fi
fi
ebegin "Checking linux-headers version (${build_kv} >= ${want_kv})"
if ! eend_KV ${build_kv} ${want_kv} ; then
echo
eerror "You need linux-headers of at least ${want_kv} for NPTL support!"
die "linux-headers version too low!"
fi
}
unpack_pkg() {
local a=${PN}
[[ -n ${SNAP_VER} ]] && a="${a}-${RELEASE_VER}"
[[ -n $1 ]] && a="${a}-$1"
[[ -n ${SNAP_VER} ]] && a="${a}-${SNAP_VER}" || a="${a}-${RELEASE_VER}"
unpack ${a}.tar.bz2
[[ -n $1 ]] && mv ${a} $1
}
toolchain-glibc_src_unpack() {
# Check NPTL support _before_ we unpack things to save some time
want_nptl && check_nptl_support
unpack_pkg
cd "${S}"
touch locale/C-translit.h #185476 #218003
[[ -n ${LT_VER} ]] && unpack_pkg linuxthreads ${LT_VER}
[[ -n ${PORTS_VER} ]] && unpack_pkg ports ${PORTS_VER}
[[ -n ${LIBIDN_VER} ]] && unpack_pkg libidn
if [[ -n ${PATCH_VER} ]] ; then
cd "${WORKDIR}"
unpack glibc-${RELEASE_VER}-patches-${PATCH_VER}.tar.bz2
# pull out all the addons
local d
for d in extra/*/configure ; do
d=${d%/configure}
[[ -d ${S}/${d} ]] && die "${d} already exists in \${S}"
mv "${d}" "${S}" || die "moving ${d} failed"
done
fi
# XXX: We should do the branchupdate, before extracting the manpages and
# infopages else it does not help much (mtimes change if there is a change
# to them with branchupdate)
if [[ -n ${BRANCH_UPDATE} ]] ; then
cd "${S}"
epatch "${DISTDIR}"/glibc-${RELEASE_VER}-branch-update-${BRANCH_UPDATE}.patch.bz2
# Snapshot date patch
einfo "Patching version to display snapshot date ..."
sed -i -e "s:\(#define RELEASE\).*:\1 \"${BRANCH_UPDATE}\":" version.h
fi
if [[ -n ${MANPAGE_VER} ]] ; then
cd "${WORKDIR}"
unpack glibc-manpages-${MANPAGE_VER}.tar.bz2
fi
if [[ -n ${INFOPAGE_VER} ]] ; then
cd "${S}"
unpack glibc-infopages-${INFOPAGE_VER}.tar.bz2
fi
# tag, glibc is it
cd "${S}"
[[ -e csu/Banner ]] && die "need new banner location"
[[ -n ${SNAP_VER} ]] && echo "Gentoo snapshot ${SNAP_VER}" >> csu/Banner
[[ -n ${BRANCH_UPDATE} ]] && echo "Gentoo branch ${BRANCH_UPDATE}" >> csu/Banner
if [[ -n ${PATCH_VER} ]] && ! use vanilla ; then
cd "${S}"
EPATCH_MULTI_MSG="Applying Gentoo Glibc Patchset ${RELEASE_VER}-${PATCH_VER} ..." \
EPATCH_EXCLUDE=${GLIBC_PATCH_EXCLUDE} \
EPATCH_SUFFIX="patch" \
ARCH=$(tc-arch) \
epatch "${WORKDIR}"/patches
echo "Gentoo patchset ${PATCH_VER}" >> csu/Banner
fi
gnuconfig_update
}
eblit-glibc-src_unpack() {
setup_env
toolchain-glibc_src_unpack
# Backwards SSP support
cd "${S}"
# For now, we force everyone to have the extra symbols
# einfon "Scanning system for __guard to see if we need SSP compat ... "
# if [[ -n $(scanelf -qyls__guard -F'#s%F' | grep -v '^/lib.*/libc-2.*.so$') ]] ; then
echo "yes" > "${T}"/.ssp.compat
# else
# # ok, a quick scan didnt find it, so lets do a deep scan ...
# if [[ -n $(scanelf -qyRlps__guard -F'#s%F' | grep -v '^/lib.*/libc-2.*.so$') ]] ; then
# echo "yes" > "${T}"/.ssp.compat
# else
# echo "no" > "${T}"/.ssp.compat
# fi
# fi
# cat "${T}"/.ssp.compat
# Glibc is stupid sometimes, and doesn't realize that with a
# static C-Only gcc, -lgcc_eh doesn't exist.
# http://sources.redhat.com/ml/libc-alpha/2003-09/msg00100.html
# http://sourceware.org/ml/libc-alpha/2005-02/msg00042.html
echo 'int main(){}' > "${T}"/gcc_eh_test.c
if ! $(tc-getCC ${CTARGET}) "${T}"/gcc_eh_test.c -lgcc_eh 2>/dev/null ; then
sed -i -e 's:-lgcc_eh::' Makeconfig || die "sed gcc_eh"
fi
cd "${WORKDIR}"
find . -type f '(' -size 0 -o -name "*.orig" ')' -exec rm -f {} \;
find . -name configure -exec touch {} \;
# Fix permissions on some of the scripts
chmod u+x "${S}"/scripts/*.sh
}