diff options
Diffstat (limited to 'sys-libs/glibc/files/eblits/src_unpack.eblit')
| -rw-r--r-- | sys-libs/glibc/files/eblits/src_unpack.eblit | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/sys-libs/glibc/files/eblits/src_unpack.eblit b/sys-libs/glibc/files/eblits/src_unpack.eblit new file mode 100644 index 0000000..c22c25c --- /dev/null +++ b/sys-libs/glibc/files/eblits/src_unpack.eblit @@ -0,0 +1,197 @@ +# Copyright 1999-2011 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 1.13 2011/08/23 18:37:57 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" + if [[ -n ${SNAP_VER} ]] ; then + a="${a}-${SNAP_VER}" + else + if [[ -n $2 ]] ; then + a="${a}-$2" + else + a="${a}-${RELEASE_VER}" + fi + fi + 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 + + if [[ -n ${EGIT_REPO_URIS} ]] ; then + local i d + for ((i=0; i<${#EGIT_REPO_URIS[@]}; ++i)) ; do + EGIT_REPO_URI=${EGIT_REPO_URIS[$i]} + EGIT_SOURCEDIR=${EGIT_SOURCEDIRS[$i]} + git-2_src_unpack + done + else + unpack_pkg + fi + + 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 ${PATCH_VER}" >> csu/Banner + fi + + if just_headers ; then + if [[ -e ports/sysdeps/mips/preconfigure ]] ; then + # mips peeps like to screw with us. if building headers, + # we don't have a real compiler, so we can't let them + # insert -mabi on us. + sed -i '/CPPFLAGS=.*-mabi/s|.*|:|' ports/sysdeps/mips/preconfigure || die + find ports/sysdeps/mips/ -name Makefile -exec sed -i '/^CC.*-mabi=/s:-mabi=.*:-D_MIPS_SZPTR=32:' {} + + fi + fi + + epatch_user + + gnuconfig_update +} + +eblit-glibc-src_unpack() { + setup_env + + toolchain-glibc_src_unpack + + # Backwards SSP support + cd "${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 +} |