From 2fd57282f0262ca084e05b0f2c63fbada395d02b Mon Sep 17 00:00:00 2001 From: V3n3RiX Date: Sun, 16 Jan 2022 20:27:28 +0000 Subject: gentoo resync : 16.01.2021 --- eclass/toolchain-glibc.eclass | 1488 ----------------------------------------- 1 file changed, 1488 deletions(-) delete mode 100644 eclass/toolchain-glibc.eclass (limited to 'eclass/toolchain-glibc.eclass') diff --git a/eclass/toolchain-glibc.eclass b/eclass/toolchain-glibc.eclass deleted file mode 100644 index a0a407882d60..000000000000 --- a/eclass/toolchain-glibc.eclass +++ /dev/null @@ -1,1488 +0,0 @@ -# Copyright 1999-2019 Gentoo Authors -# Distributed under the terms of the GNU General Public License v2 - -# @DEAD - -# @ECLASS: toolchain-glibc.eclass -# @MAINTAINER: -# -# @SUPPORTED_EAPIS: 0 1 2 3 4 5 6 -# @BLURB: Common code for sys-libs/glibc ebuilds -# @DESCRIPTION: -# This eclass contains the common phase functions migrated from -# sys-libs/glibc eblits. - -if [[ -z ${_TOOLCHAIN_GLIBC_ECLASS} ]]; then - -TMPFILES_OPTIONAL=1 - -inherit eutils versionator toolchain-funcs flag-o-matic gnuconfig \ - multilib systemd tmpfiles unpacker multiprocessing prefix - -case ${EAPI:-0} in - 0|1|2|3) EXPORT_FUNCTIONS pkg_setup src_unpack src_compile src_test \ - src_install pkg_preinst pkg_postinst;; - 2|3) EXPORT_FUNCTIONS pkg_setup src_unpack src_prepare src_configure \ - src_compile src_test src_install pkg_preinst pkg_postinst;; - 4|5) EXPORT_FUNCTIONS pkg_pretend pkg_setup src_unpack src_prepare \ - src_configure src_compile src_test src_install \ - pkg_preinst pkg_postinst;; - 6) EXPORT_FUNCTIONS pkg_pretend;; - *) die "Unsupported EAPI=${EAPI}";; -esac - -# == common == - -alt_prefix() { - is_crosscompile && echo /usr/${CTARGET} -} - -if [[ ${EAPI:-0} == [012] ]] ; then - : ${ED:=${D}} - : ${EROOT:=${ROOT}} -fi -# This indirection is for binpkgs. #523332 -_nonfatal() { nonfatal "$@" ; } -if [[ ${EAPI:-0} == [0123] ]] ; then - nonfatal() { "$@" ; } - _nonfatal() { "$@" ; } -fi - -# We need to be able to set alternative headers for -# compiling for non-native platform -# Will also become useful for testing kernel-headers without screwing up -# the whole system. -# note: intentionally undocumented. -alt_headers() { - echo ${ALT_HEADERS:=$(alt_prefix)/usr/include} -} -alt_build_headers() { - if [[ -z ${ALT_BUILD_HEADERS} ]] ; then - ALT_BUILD_HEADERS="${EPREFIX}$(alt_headers)" - if tc-is-cross-compiler ; then - ALT_BUILD_HEADERS=${SYSROOT}$(alt_headers) - if [[ ! -e ${ALT_BUILD_HEADERS}/linux/version.h ]] ; then - local header_path=$(echo '#include ' | $(tc-getCPP ${CTARGET}) ${CFLAGS} 2>&1 | grep -o '[^"]*linux/version.h') - ALT_BUILD_HEADERS=${header_path%/linux/version.h} - fi - fi - fi - echo "${ALT_BUILD_HEADERS}" -} - -alt_libdir() { - echo $(alt_prefix)/$(get_libdir) -} -alt_usrlibdir() { - echo $(alt_prefix)/usr/$(get_libdir) -} - -builddir() { - echo "${WORKDIR}/build-${ABI}-${CTARGET}-$1" -} - -setup_target_flags() { - # This largely mucks with compiler flags. None of which should matter - # when building up just the headers. - just_headers && return 0 - - case $(tc-arch) in - x86) - # -march needed for #185404 #199334 - # TODO: When creating the first glibc cross-compile, this test will - # always fail as it does a full link which in turn requires glibc. - # Probably also applies when changing multilib profile settings (e.g. - # enabling x86 when the profile was amd64-only previously). - # We could change main to _start and pass -nostdlib here so that we - # only test the gcc code compilation. Or we could do a compile and - # then look for the symbol via scanelf. - if ! glibc_compile_test "" 'void f(int i, void *p) {if (__sync_fetch_and_add(&i, 1)) f(i, p);}\nint main(){return 0;}\n' 2>/dev/null ; then - local t=${CTARGET_OPT:-${CTARGET}} - t=${t%%-*} - filter-flags '-march=*' - export CFLAGS="-march=${t} ${CFLAGS}" - einfo "Auto adding -march=${t} to CFLAGS #185404" - fi - ;; - amd64) - # -march needed for #185404 #199334 - # Note: This test only matters when the x86 ABI is enabled, so we could - # optimize a bit and elide it. - # TODO: See cross-compile issues listed above for x86. - if ! glibc_compile_test "${CFLAGS_x86}" 'void f(int i, void *p) {if (__sync_fetch_and_add(&i, 1)) f(i, p);}\nint main(){return 0;}\n' 2>/dev/null ; then - local t=${CTARGET_OPT:-${CTARGET}} - t=${t%%-*} - # Normally the target is x86_64-xxx, so turn that into the -march that - # gcc actually accepts. #528708 - [[ ${t} == "x86_64" ]] && t="x86-64" - filter-flags '-march=*' - # ugly, ugly, ugly. ugly. - CFLAGS_x86=$(CFLAGS=${CFLAGS_x86} filter-flags '-march=*'; echo "${CFLAGS}") - export CFLAGS_x86="${CFLAGS_x86} -march=${t}" - einfo "Auto adding -march=${t} to CFLAGS_x86 #185404" - fi - ;; - mips) - # The mips abi cannot support the GNU style hashes. #233233 - filter-ldflags -Wl,--hash-style=gnu -Wl,--hash-style=both - ;; - sparc) - # Both sparc and sparc64 can use -fcall-used-g6. -g7 is bad, though. - filter-flags "-fcall-used-g7" - append-flags "-fcall-used-g6" - - # If the CHOST is the basic one (e.g. not sparcv9-xxx already), - # try to pick a better one so glibc can use cpu-specific .S files. - # We key off the CFLAGS to get a good value. Also need to handle - # version skew. - # We can't force users to set their CHOST to their exact machine - # as many of these are not recognized by config.sub/gcc and such :(. - # Note: If the mcpu values don't scale, we might try probing CPP defines. - # Note: Should we factor in -Wa,-AvXXX flags too ? Or -mvis/etc... ? - - local cpu - case ${CTARGET} in - sparc64-*) - case $(get-flag mcpu) in - niagara[234]) - if version_is_at_least 2.8 ; then - cpu="sparc64v2" - elif version_is_at_least 2.4 ; then - cpu="sparc64v" - elif version_is_at_least 2.2.3 ; then - cpu="sparc64b" - fi - ;; - niagara) - if version_is_at_least 2.4 ; then - cpu="sparc64v" - elif version_is_at_least 2.2.3 ; then - cpu="sparc64b" - fi - ;; - ultrasparc3) - cpu="sparc64b" - ;; - *) - # We need to force at least v9a because the base build doesn't - # work with just v9. - # https://sourceware.org/bugzilla/show_bug.cgi?id=19477 - [[ -z ${cpu} ]] && append-flags "-Wa,-xarch=v9a" - ;; - esac - ;; - sparc-*) - case $(get-flag mcpu) in - niagara[234]) - if version_is_at_least 2.8 ; then - cpu="sparcv9v2" - elif version_is_at_least 2.4 ; then - cpu="sparcv9v" - elif version_is_at_least 2.2.3 ; then - cpu="sparcv9b" - else - cpu="sparcv9" - fi - ;; - niagara) - if version_is_at_least 2.4 ; then - cpu="sparcv9v" - elif version_is_at_least 2.2.3 ; then - cpu="sparcv9b" - else - cpu="sparcv9" - fi - ;; - ultrasparc3) - cpu="sparcv9b" - ;; - v9|ultrasparc) - cpu="sparcv9" - ;; - v8|supersparc|hypersparc|leon|leon3) - cpu="sparcv8" - ;; - esac - ;; - esac - [[ -n ${cpu} ]] && CTARGET_OPT="${cpu}-${CTARGET#*-}" - ;; - esac -} - -setup_flags() { - # Make sure host make.conf doesn't pollute us - if is_crosscompile || tc-is-cross-compiler ; then - CHOST=${CTARGET} strip-unsupported-flags - fi - - # Store our CFLAGS because it's changed depending on which CTARGET - # we are building when pulling glibc on a multilib profile - CFLAGS_BASE=${CFLAGS_BASE-${CFLAGS}} - CFLAGS=${CFLAGS_BASE} - CXXFLAGS_BASE=${CXXFLAGS_BASE-${CXXFLAGS}} - CXXFLAGS=${CXXFLAGS_BASE} - ASFLAGS_BASE=${ASFLAGS_BASE-${ASFLAGS}} - ASFLAGS=${ASFLAGS_BASE} - - # Over-zealous CFLAGS can often cause problems. What may work for one - # person may not work for another. To avoid a large influx of bugs - # relating to failed builds, we strip most CFLAGS out to ensure as few - # problems as possible. - strip-flags - strip-unsupported-flags - filter-flags -m32 -m64 -mabi=* - filter-ldflags -Wl,-rpath=* - - # Bug 492892. - filter-flags -frecord-gcc-switches - - unset CBUILD_OPT CTARGET_OPT - if use multilib ; then - CTARGET_OPT=$(get_abi_CTARGET) - [[ -z ${CTARGET_OPT} ]] && CTARGET_OPT=$(get_abi_CHOST) - fi - - setup_target_flags - - if [[ -n ${CTARGET_OPT} && ${CBUILD} == ${CHOST} ]] && ! is_crosscompile; then - CBUILD_OPT=${CTARGET_OPT} - fi - - # Lock glibc at -O2 -- linuxthreads needs it and we want to be - # conservative here. -fno-strict-aliasing is to work around #155906 - filter-flags -O? - append-flags -O2 -fno-strict-aliasing - - # Can't build glibc itself with fortify code. Newer versions add - # this flag for us, so no need to do it manually. - version_is_at_least 2.16 ${PV} || append-cppflags -U_FORTIFY_SOURCE - - # building glibc <2.25 with SSP is fraught with difficulty, especially - # due to __stack_chk_fail_local which would mean significant changes - # to the glibc build process. See bug #94325 #293721 - # Note we have to handle both user-given CFLAGS and gcc defaults via - # spec rules here. We can't simply add -fno-stack-protector as it gets - # added before user flags, and we can't just filter-flags because - # _filter_hardened doesn't support globs. - filter-flags -fstack-protector* - if ! version_is_at_least 2.25 ; then - tc-enables-ssp && append-flags $(test-flags -fno-stack-protector) - fi - - if [[ $(gcc-major-version) -lt 6 ]]; then - # Starting with gcc-6 (and fully upstreamed pie patches) we control - # default enabled/disabled pie via use flags. So nothing to do - # here. #618160 - - if use hardened && tc-enables-pie ; then - # Force PIC macro definition for all compilations since they're all - # either -fPIC or -fPIE with the default-PIE compiler. - append-cppflags -DPIC - else - # Don't build -fPIE without the default-PIE compiler and the - # hardened-pie patch - filter-flags -fPIE - fi - fi -} - -want_nptl() { - [[ -z ${LT_VER} ]] && return 0 - want_tls || return 1 - use nptl || return 1 - - # Older versions of glibc had incomplete arch support for nptl. - # But if you're building those now, you can handle USE=nptl yourself. - return 0 -} - -want_linuxthreads() { - [[ -z ${LT_VER} ]] && return 1 - use linuxthreads -} - -want_tls() { - # Archs that can use TLS (Thread Local Storage) - case $(tc-arch) in - x86) - # requires i486 or better #106556 - [[ ${CTARGET} == i[4567]86* ]] && return 0 - return 1 - ;; - esac - - return 0 -} - -want__thread() { - want_tls || return 1 - - # For some reason --with-tls --with__thread is causing segfaults on sparc32. - [[ ${PROFILE_ARCH} == "sparc" ]] && return 1 - - [[ -n ${WANT__THREAD} ]] && return ${WANT__THREAD} - - # only test gcc -- can't test linking yet - tc-has-tls -c ${CTARGET} - WANT__THREAD=$? - - return ${WANT__THREAD} -} - -use_multiarch() { - # Make sure binutils is new enough to support indirect functions #336792 - # This funky sed supports gold and bfd linkers. - local bver nver - bver=$($(tc-getLD ${CTARGET}) -v | sed -n -r '1{s:[^0-9]*::;s:^([0-9.]*).*:\1:;p}') - case $(tc-arch ${CTARGET}) in - amd64|x86) nver="2.20" ;; - arm) nver="2.22" ;; - hppa) nver="2.23" ;; - ppc|ppc64) nver="2.20" ;; - # ifunc was added in 2.23, but glibc also needs machinemode which is in 2.24. - s390) nver="2.24" ;; - sparc) nver="2.21" ;; - *) return 1 ;; - esac - version_is_at_least ${nver} ${bver} -} - -# Setup toolchain variables that had historically -# been defined in the profiles for these archs. -setup_env() { - # silly users - unset LD_RUN_PATH - unset LD_ASSUME_KERNEL - - if is_crosscompile || tc-is-cross-compiler ; then - multilib_env ${CTARGET_OPT:-${CTARGET}} - - if ! use multilib ; then - MULTILIB_ABIS=${DEFAULT_ABI} - else - MULTILIB_ABIS=${MULTILIB_ABIS:-${DEFAULT_ABI}} - fi - - # If the user has CFLAGS_ in their make.conf, use that, - # and fall back on CFLAGS. - local VAR=CFLAGS_${CTARGET//[-.]/_} - CFLAGS=${!VAR-${CFLAGS}} - einfo " $(printf '%15s' 'Manual CFLAGS:') ${CFLAGS}" - fi - - setup_flags - - export ABI=${ABI:-${DEFAULT_ABI:-default}} - - if just_headers ; then - # Avoid mixing host's CC and target's CFLAGS_${ABI}: - # At this bootstrap stage we have only binutils for - # target but not compiler yet. - einfo "Skip CC ABI injection. We can't use (cross-)compiler yet." - return 0 - fi - - local VAR=CFLAGS_${ABI} - # We need to export CFLAGS with abi information in them because glibc's - # configure script checks CFLAGS for some targets (like mips). Keep - # around the original clean value to avoid appending multiple ABIs on - # top of each other. - : ${__GLIBC_CC:=$(tc-getCC ${CTARGET_OPT:-${CTARGET}})} - export __GLIBC_CC CC="${__GLIBC_CC} ${!VAR}" - einfo " $(printf '%15s' 'Manual CC:') ${CC}" -} - -foreach_abi() { - setup_env - - local ret=0 - local abilist="" - if use multilib ; then - abilist=$(get_install_abis) - else - abilist=${DEFAULT_ABI} - fi - local -x ABI - for ABI in ${abilist:-default} ; do - setup_env - einfo "Running $1 for ABI ${ABI}" - $1 - : $(( ret |= $? )) - done - return ${ret} -} - -just_headers() { - is_crosscompile && use headers-only -} - -glibc_banner() { - local b="Gentoo ${PVR}" - [[ -n ${SNAP_VER} ]] && b+=" snapshot ${SNAP_VER}" - [[ -n ${PATCH_VER} ]] && ! use vanilla && b+=" p${PATCH_VER}" - echo "${b}" -} - -# == phases == - -glibc_compile_test() { - local ret save_cflags=${CFLAGS} - CFLAGS+=" $1" - shift - - pushd "${T}" >/dev/null - - rm -f glibc-test* - printf '%b' "$*" > glibc-test.c - - _nonfatal emake -s glibc-test - ret=$? - - popd >/dev/null - - CFLAGS=${save_cflags} - return ${ret} -} - -glibc_run_test() { - local ret - - if [[ ${EMERGE_FROM} == "binary" ]] ; then - # ignore build failures when installing a binary package #324685 - glibc_compile_test "" "$@" 2>/dev/null || return 0 - else - if ! glibc_compile_test "" "$@" ; then - ewarn "Simple build failed ... assuming this is desired #324685" - return 0 - fi - fi - - pushd "${T}" >/dev/null - - ./glibc-test - ret=$? - rm -f glibc-test* - - popd >/dev/null - - return ${ret} -} - -check_devpts() { - # Make sure devpts is mounted correctly for use w/out setuid pt_chown. - - # If merely building the binary package, then there's nothing to verify. - [[ ${MERGE_TYPE} == "buildonly" ]] && return - - # Only sanity check when installing the native glibc. - [[ ${ROOT} != "/" ]] && return - - # Older versions always installed setuid, so no need to check. - in_iuse suid || return - - # If they're opting in to the old suid code, then no need to check. - use suid && return - - if awk '$3 == "devpts" && $4 ~ /[, ]gid=5[, ]/ { exit 1 }' /proc/mounts ; then - eerror "In order to use glibc with USE=-suid, you must make sure that" - eerror "you have devpts mounted at /dev/pts with the gid=5 option." - eerror "Openrc should do this for you, so you should check /etc/fstab" - eerror "and make sure you do not have any invalid settings there." - # Do not die on older kernels as devpts did not export these settings #489520. - if version_is_at_least 2.6.25 $(uname -r) ; then - die "mount & fix your /dev/pts settings" - fi - fi -} - -toolchain-glibc_pkg_pretend() { - if [[ ${EAPI:-0} == 6 ]]; then - eerror "We're moving code back to the ebuilds to get away from the ancient EAPI cruft." - eerror "From EAPI=6 on you'll have to define the phases in the glibc ebuilds." - die "Silly overlay authors..." - fi - - # For older EAPIs, this is run in pkg_preinst. - if [[ ${EAPI:-0} != [0123] ]] ; then - check_devpts - fi - - # Prevent native builds from downgrading. - if [[ ${MERGE_TYPE} != "buildonly" ]] && \ - [[ ${ROOT} == "/" ]] && \ - [[ ${CBUILD} == ${CHOST} ]] && \ - [[ ${CHOST} == ${CTARGET} ]] ; then - # The high rev # is to allow people to downgrade between -r# versions. - # We want to block 2.20->2.19, but 2.20-r3->2.20-r2 should be fine. - # Hopefully we never actually use a r# this high. - if has_version ">${CATEGORY}/${P}-r10000" ; then - eerror "Sanity check to keep you from breaking your system:" - eerror " Downgrading glibc is not supported and a sure way to destruction" - [[ ${I_ALLOW_TO_BREAK_MY_SYSTEM} = yes ]] || die "Aborting to save your system." - fi - - if ! glibc_run_test '#include \nint main(){return getpwuid(0)==0;}\n' - then - eerror "Your patched vendor kernel is broken. You need to get an" - eerror "update from whoever is providing the kernel to you." - eerror "https://sourceware.org/bugzilla/show_bug.cgi?id=5227" - eerror "http://bugs.gentoo.org/262698" - die "keeping your system alive, say thank you" - fi - - if ! glibc_run_test '#include \n#include \nint main(){return syscall(1000)!=-1;}\n' - then - eerror "Your old kernel is broken. You need to update it to" - eerror "a newer version as syscall() will break." - eerror "http://bugs.gentoo.org/279260" - die "keeping your system alive, say thank you" - fi - fi - - # users have had a chance to phase themselves, time to give em the boot - if [[ -e ${EROOT}/etc/locale.gen ]] && [[ -e ${EROOT}/etc/locales.build ]] ; then - eerror "You still haven't deleted ${EROOT}/etc/locales.build." - eerror "Do so now after making sure ${EROOT}/etc/locale.gen is kosher." - die "lazy upgrader detected" - fi - - if [[ ${CTARGET} == i386-* ]] ; then - eerror "i386 CHOSTs are no longer supported." - eerror "Chances are you don't actually want/need i386." - eerror "Please read http://www.gentoo.org/doc/en/change-chost.xml" - die "please fix your CHOST" - fi - - if [[ -e /proc/xen ]] && [[ $(tc-arch) == "x86" ]] && ! is-flag -mno-tls-direct-seg-refs ; then - ewarn "You are using Xen but don't have -mno-tls-direct-seg-refs in your CFLAGS." - ewarn "This will result in a 50% performance penalty when running with a 32bit" - ewarn "hypervisor, which is probably not what you want." - fi - - # Make sure host system is up to date #394453 - if has_version '\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 aren't using it - just_headers && return - - local run_kv build_kv want_kv - run_kv=$(tc_glibc_get_KV) - build_kv=$(tc_glibc_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 - if has ${a}.tar.xz ${A} ; then - unpacker ${a}.tar.xz - else - unpack ${a}.tar.bz2 - fi - [[ -n $1 ]] && { mv ${a} $1 || die ; } -} - -toolchain-glibc_do_src_unpack() { - # Check NPTL support _before_ we unpack things to save some time - want_nptl && check_nptl_support - - unpack_pkg - - cd "${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 -} - -toolchain-glibc_src_unpack() { - setup_env - - toolchain-glibc_do_src_unpack - [[ ${EAPI:-0} == [01] ]] && cd "${S}" && toolchain-glibc_src_prepare -} - -toolchain-glibc_src_prepare() { - # tag, glibc is it - if ! version_is_at_least 2.17 ; then - [[ -e csu/Banner ]] && die "need new banner location" - glibc_banner > csu/Banner - fi - if [[ -n ${PATCH_VER} ]] && ! use vanilla ; then - EPATCH_MULTI_MSG="Applying Gentoo Glibc Patchset ${RELEASE_VER}-${PATCH_VER} ..." \ - EPATCH_EXCLUDE=${GLIBC_PATCH_EXCLUDE} \ - EPATCH_SUFFIX="patch" \ - ARCH=$(tc-arch) \ - epatch "${WORKDIR}"/patches - fi - - if just_headers ; then - if [[ -e ports/sysdeps/mips/preconfigure ]] ; then - # mips peeps like to screw with us. if building headers, - # we don't have a real compiler, so we can't let them - # insert -mabi on us. - sed -i '/CPPFLAGS=.*-mabi/s|.*|:|' ports/sysdeps/mips/preconfigure || die - find ports/sysdeps/mips/ -name Makefile -exec sed -i '/^CC.*-mabi=/s:-mabi=.*:-D_MIPS_SZPTR=32:' {} + - fi - fi - - epatch_user - - gnuconfig_update - - # Glibc is stupid sometimes, and doesn't realize that with a - # static C-Only gcc, -lgcc_eh doesn't exist. - # https://sourceware.org/ml/libc-alpha/2003-09/msg00100.html - # https://sourceware.org/ml/libc-alpha/2005-02/msg00042.html - # But! Finally fixed in recent versions: - # https://sourceware.org/ml/libc-alpha/2012-05/msg01865.html - if ! version_is_at_least 2.16 ; then - echo 'int main(){}' > "${T}"/gcc_eh_test.c - if ! $(tc-getCC ${CTARGET}) ${CFLAGS} ${LDFLAGS} "${T}"/gcc_eh_test.c -lgcc_eh 2>/dev/null ; then - sed -i -e 's:-lgcc_eh::' Makeconfig || die "sed gcc_eh" - fi - fi - - cd "${WORKDIR}" - find . -type f '(' -size 0 -o -name "*.orig" ')' -delete - find . -name configure -exec touch {} + - - eprefixify extra/locale/locale-gen - - # Fix permissions on some of the scripts. - chmod u+x "${S}"/scripts/*.sh -} -dump_toolchain_settings() { - echo - - einfo "$*" - - local v - for v in ABI CBUILD CHOST CTARGET CBUILD_OPT CTARGET_OPT CC LD {AS,C,CPP,CXX,LD}FLAGS ; do - einfo " $(printf '%15s' ${v}:) ${!v}" - done - - # The glibc configure script doesn't properly use LDFLAGS all the time. - export CC="$(tc-getCC ${CTARGET}) ${LDFLAGS}" - einfo " $(printf '%15s' 'Manual CC:') ${CC}" - echo -} - -glibc_do_configure() { - # Glibc does not work with gold (for various reasons) #269274. - tc-ld-disable-gold - - dump_toolchain_settings "Configuring glibc for $1" - - local myconf=() - - # set addons - pushd "${S}" > /dev/null - local addons=$(echo */configure | sed \ - -e 's:/configure::g' \ - -e 's:\(linuxthreads\|nptl\|rtkaio\|glibc-compat\)\( \|$\)::g' \ - -e 's: \+$::' \ - -e 's! !,!g' \ - -e 's!^!,!' \ - -e '/^,\*$/d') - [[ -d ports ]] && addons+=",ports" - popd > /dev/null - - if has_version ' "${T}"/test.c - if ! $(tc-getCC ${CTARGET}) ${CFLAGS} ${LDFLAGS} "${T}"/test.c -Wl,-emain -lgcc 2>/dev/null ; then - sed -i -e '/^CC = /s:$: -B$(objdir)/../'"gcc-${GCC_BOOTSTRAP_VER}/${ABI}:" config.make || die - mkdir -p sunrpc - cp $(which rpcgen) sunrpc/cross-rpcgen || die - touch -t 202001010101 sunrpc/cross-rpcgen || die - fi - fi -} - -toolchain-glibc_headers_configure() { - export ABI=default - - local builddir=$(builddir "headers") - mkdir -p "${builddir}" - cd "${builddir}" - - # if we don't have a compiler yet, we can't really test it now ... - # hopefully they don't affect header generation, so let's hope for - # the best here ... - local v vars=( - ac_cv_header_cpuid_h=yes - libc_cv_{386,390,alpha,arm,hppa,ia64,mips,{powerpc,sparc}{,32,64},sh,x86_64}_tls=yes - libc_cv_asm_cfi_directives=yes - libc_cv_broken_visibility_attribute=no - libc_cv_c_cleanup=yes - libc_cv_forced_unwind=yes - libc_cv_gcc___thread=yes - libc_cv_mlong_double_128=yes - libc_cv_mlong_double_128ibm=yes - libc_cv_ppc_machine=yes - libc_cv_ppc_rel16=yes - libc_cv_predef_fortify_source=no - libc_cv_visibility_attribute=yes - libc_cv_z_combreloc=yes - libc_cv_z_execstack=yes - libc_cv_z_initfirst=yes - libc_cv_z_nodelete=yes - libc_cv_z_nodlopen=yes - libc_cv_z_relro=yes - libc_mips_abi=${ABI} - libc_mips_float=$([[ $(tc-is-softfloat) == "yes" ]] && echo soft || echo hard) - # These libs don't have configure flags. - ac_cv_lib_audit_audit_log_user_avc_message=no - ac_cv_lib_cap_cap_init=no - ) - if ! version_is_at_least 2.25 ; then - vars+=( - libc_cv_predef_stack_protector=no - ) - fi - einfo "Forcing cached settings:" - for v in "${vars[@]}" ; do - einfo " ${v}" - export ${v} - done - - # Blow away some random CC settings that screw things up. #550192 - if [[ -d ${S}/sysdeps/mips ]]; then - pushd "${S}"/sysdeps/mips >/dev/null - sed -i -e '/^CC +=/s:=.*:= -D_MIPS_SZPTR=32:' mips32/Makefile mips64/n32/Makefile || die - sed -i -e '/^CC +=/s:=.*:= -D_MIPS_SZPTR=64:' mips64/n64/Makefile || die - if version_is_at_least 2.21 ; then - # Force the mips ABI to the default. This is OK because the set of - # installed headers in this phase is the same between the 3 ABIs. - # If this ever changes, this hack will break, but that's unlikely - # as glibc discourages that behavior. - # https://crbug.com/647033 - sed -i -e 's:abiflag=.*:abiflag=_ABIO32:' preconfigure || die - fi - popd >/dev/null - fi - - local myconf=() - myconf+=( - --disable-sanity-checks - --enable-hacker-mode - --without-cvs - --disable-werror - --enable-bind-now - --build=${CBUILD_OPT:-${CBUILD}} - --host=${CTARGET_OPT:-${CTARGET}} - --with-headers=$(alt_build_headers) - --prefix="${EPREFIX}/usr" - ${EXTRA_ECONF} - ) - - local addons - [[ -d ${S}/ports ]] && addons+=",ports" - # Newer versions require nptl, so there is no addon for it. - version_is_at_least 2.20 || addons+=",nptl" - myconf+=( --enable-add-ons="${addons#,}" ) - - # Nothing is compiled here which would affect the headers for the target. - # So forcing CC/CFLAGS is sane. - set -- "${S}"/configure "${myconf[@]}" - echo "$@" - CC="$(tc-getBUILD_CC)" \ - CFLAGS="-O1 -pipe" \ - CPPFLAGS="-U_FORTIFY_SOURCE" \ - LDFLAGS="" \ - "$@" || die "failed to configure glibc" -} - -toolchain-glibc_do_src_configure() { - if just_headers ; then - toolchain-glibc_headers_configure - else - want_linuxthreads && glibc_do_configure linuxthreads - want_nptl && glibc_do_configure nptl - fi -} - -toolchain-glibc_src_configure() { - foreach_abi toolchain-glibc_do_src_configure -} - -toolchain-glibc_do_src_compile() { - local t - for t in linuxthreads nptl ; do - if want_${t} ; then - [[ ${EAPI:-0} == [01] ]] && glibc_do_configure ${t} - emake -C "$(builddir ${t})" || die "make ${t} for ${ABI} failed" - fi - done -} - -toolchain-glibc_src_compile() { - if just_headers ; then - [[ ${EAPI:-0} == [01] ]] && toolchain-glibc_headers_configure - return - fi - - foreach_abi toolchain-glibc_do_src_compile -} - -glibc_src_test() { - cd "$(builddir $1)" - nonfatal emake -j1 check && return 0 - einfo "make check failed - re-running with --keep-going to get the rest of the results" - nonfatal emake -j1 -k check - ewarn "make check failed for ${ABI}-${CTARGET}-$1" - return 1 -} - -toolchain-glibc_do_src_test() { - local ret=0 t - for t in linuxthreads nptl ; do - if want_${t} ; then - glibc_src_test ${t} - : $(( ret |= $? )) - fi - done - return ${ret} -} - -toolchain-glibc_src_test() { - # Give tests more time to complete. - export TIMEOUTFACTOR=5 - - foreach_abi toolchain-glibc_do_src_test || die "tests failed" -} - -toolchain-glibc_do_src_install() { - local builddir=$(builddir $(want_linuxthreads && echo linuxthreads || echo nptl)) - cd "${builddir}" - - emake install_root="${D}$(alt_prefix)" install || die - - if want_linuxthreads && want_nptl ; then - einfo "Installing NPTL to $(alt_libdir)/tls/..." - cd "$(builddir nptl)" - dodir $(alt_libdir)/tls $(alt_usrlibdir)/nptl - - local l src_lib - for l in libc libm librt libpthread libthread_db ; do - # take care of shared lib first ... - l=${l}.so - if [[ -e ${l} ]] ; then - src_lib=${l} - else - src_lib=$(eval echo */${l}) - fi - cp -a ${src_lib} "${ED}"$(alt_libdir)/tls/${l} || die "copying nptl ${l}" - fperms a+rx $(alt_libdir)/tls/${l} - dosym ${l} $(alt_libdir)/tls/$(scanelf -qSF'%S#F' ${src_lib}) - - # then grab the linker script or the symlink ... - if [[ -L ${ED}$(alt_usrlibdir)/${l} ]] ; then - dosym $(alt_libdir)/tls/${l} $(alt_usrlibdir)/nptl/${l} - else - sed \ - -e "s:/${l}:/tls/${l}:g" \ - -e "s:/${l/%.so/_nonshared.a}:/nptl/${l/%.so/_nonshared.a}:g" \ - "${ED}"$(alt_usrlibdir)/${l} > "${ED}"$(alt_usrlibdir)/nptl/${l} - fi - - # then grab the static lib ... - src_lib=${src_lib/%.so/.a} - [[ ! -e ${src_lib} ]] && src_lib=${src_lib/%.a/_pic.a} - cp -a ${src_lib} "${ED}"$(alt_usrlibdir)/nptl/ || die "copying nptl ${src_lib}" - src_lib=${src_lib/%.a/_nonshared.a} - if [[ -e ${src_lib} ]] ; then - cp -a ${src_lib} "${ED}"$(alt_usrlibdir)/nptl/ || die "copying nptl ${src_lib}" - fi - done - - # use the nptl linker instead of the linuxthreads one as the linuxthreads - # one may lack TLS support and that can be really bad for business - cp -a elf/ld.so "${ED}"$(alt_libdir)/$(scanelf -qSF'%S#F' elf/ld.so) || die "copying nptl interp" - fi - - # Normally real_pv is ${PV}. Live ebuilds are exception, there we need - # to infer upstream version: - # '#define VERSION "2.26.90"' -> '2.26.90' - local upstream_pv=$(sed -n -r 's/#define VERSION "(.*)"/\1/p' "${S}"/version.h) - # Newer versions get fancy with libm linkage to include vectorized support. - # While we don't really need a ldscript here, portage QA checks get upset. - if [[ -e ${ED}$(alt_usrlibdir)/libm-${upstream_pv}.a ]] ; then - dosym ../../$(get_libdir)/libm-${upstream_pv}.so $(alt_usrlibdir)/libm-${upstream_pv}.so - fi - - # We'll take care of the cache ourselves - rm -f "${ED}"/etc/ld.so.cache - - # Everything past this point just needs to be done once ... - is_final_abi || return 0 - - # Make sure the non-native interp can be found on multilib systems even - # if the main library set isn't installed into the right place. Maybe - # we should query the active gcc for info instead of hardcoding it ? - local i ldso_abi ldso_name - local ldso_abi_list=( - # x86 - amd64 /lib64/ld-linux-x86-64.so.2 - x32 /libx32/ld-linux-x32.so.2 - x86 /lib/ld-linux.so.2 - # mips - o32 /lib/ld.so.1 - n32 /lib32/ld.so.1 - n64 /lib64/ld.so.1 - # powerpc - ppc /lib/ld.so.1 - # s390 - s390 /lib/ld.so.1 - s390x /lib/ld64.so.1 - # sparc - sparc32 /lib/ld-linux.so.2 - sparc64 /lib64/ld-linux.so.2 - ) - case $(tc-endian) in - little) - ldso_abi_list+=( - # arm - arm64 /lib/ld-linux-aarch64.so.1 - # ELFv2 (glibc does not support ELFv1 on LE) - ppc64 /lib64/ld64.so.2 - ) - ;; - big) - ldso_abi_list+=( - # arm - arm64 /lib/ld-linux-aarch64_be.so.1 - # ELFv1 (glibc does not support ELFv2 on BE) - ppc64 /lib64/ld64.so.1 - ) - ;; - esac - if [[ ${SYMLINK_LIB} == "yes" ]] && [[ ! -e ${ED}/$(alt_prefix)/lib ]] ; then - dosym $(get_abi_LIBDIR ${DEFAULT_ABI}) $(alt_prefix)/lib - fi - for (( i = 0; i < ${#ldso_abi_list[@]}; i += 2 )) ; do - ldso_abi=${ldso_abi_list[i]} - has ${ldso_abi} $(get_install_abis) || continue - - ldso_name="$(alt_prefix)${ldso_abi_list[i+1]}" - if [[ ! -L ${ED}/${ldso_name} && ! -e ${ED}/${ldso_name} ]] ; then - dosym ../$(get_abi_LIBDIR ${ldso_abi})/${ldso_name##*/} ${ldso_name} - fi - done - - # With devpts under Linux mounted properly, we do not need the pt_chown - # binary to be setuid. This is because the default owners/perms will be - # exactly what we want. - if in_iuse suid && ! use suid ; then - find "${ED}" -name pt_chown -exec chmod -s {} + - fi - - ################################################################# - # EVERYTHING AFTER THIS POINT IS FOR NATIVE GLIBC INSTALLS ONLY # - # Make sure we install some symlink hacks so that when we build - # a 2nd stage cross-compiler, gcc finds the target system - # headers correctly. See gcc/doc/gccinstall.info - if is_crosscompile ; then - # We need to make sure that /lib and /usr/lib always exists. - # gcc likes to use relative paths to get to its multilibs like - # /usr/lib/../lib64/. So while we don't install any files into - # /usr/lib/, we do need it to exist. - cd "${ED}"$(alt_libdir)/.. - [[ -e lib ]] || mkdir lib - cd "${ED}"$(alt_usrlibdir)/.. - [[ -e lib ]] || mkdir lib - - dosym usr/include $(alt_prefix)/sys-include - return 0 - fi - - # Files for Debian-style locale updating - dodir /usr/share/i18n - sed \ - -e "/^#/d" \ - -e "/SUPPORTED-LOCALES=/d" \ - -e "s: \\\\::g" -e "s:/: :g" \ - "${S}"/localedata/SUPPORTED > "${ED}"/usr/share/i18n/SUPPORTED \ - || die "generating /usr/share/i18n/SUPPORTED failed" - cd "${WORKDIR}"/extra/locale - dosbin locale-gen || die - doman *.[0-8] - insinto /etc - doins locale.gen || die - - # Make sure all the ABI's can find the locales and so we only - # have to generate one set - local a - keepdir /usr/$(get_libdir)/locale - for a in $(get_install_abis) ; do - if [[ ! -e ${ED}/usr/$(get_abi_LIBDIR ${a})/locale ]] ; then - dosym /usr/$(get_libdir)/locale /usr/$(get_abi_LIBDIR ${a})/locale - fi - done - - cd "${S}" - - # Install misc network config files - insinto /etc - doins nscd/nscd.conf posix/gai.conf nss/nsswitch.conf || die - doins "${WORKDIR}"/extra/etc/*.conf || die - - if ! in_iuse nscd || use nscd ; then - doinitd "$(prefixify_ro "${WORKDIR}"/extra/etc/nscd)" || die - - local nscd_args=( - -e "s:@PIDFILE@:$(strings "${ED}"/usr/sbin/nscd | grep nscd.pid):" - ) - version_is_at_least 2.16 || nscd_args+=( -e 's: --foreground : :' ) - sed -i "${nscd_args[@]}" "${ED}"/etc/init.d/nscd - - # Newer versions of glibc include the nscd.service themselves. - # TODO: Drop the $FILESDIR copy once 2.19 goes stable. - if version_is_at_least 2.19 ; then - systemd_dounit nscd/nscd.service || die - newtmpfiles nscd/nscd.tmpfiles nscd.conf || die - else - systemd_dounit "${FILESDIR}"/nscd.service || die - newtmpfiles "${FILESDIR}"/nscd.tmpfilesd nscd.conf || die - fi - else - # Do this since extra/etc/*.conf above might have nscd.conf. - rm -f "${ED}"/etc/nscd.conf - fi - - echo 'LDPATH="include ld.so.conf.d/*.conf"' > "${T}"/00glibc - doenvd "${T}"/00glibc || die - - for d in BUGS ChangeLog* CONFORMANCE FAQ NEWS NOTES PROJECTS README* ; do - [[ -s ${d} ]] && dodoc ${d} - done - - # Prevent overwriting of the /etc/localtime symlink. We'll handle the - # creation of the "factory" symlink in pkg_postinst(). - rm -f "${ED}"/etc/localtime -} - -toolchain-glibc_headers_install() { - local builddir=$(builddir "headers") - cd "${builddir}" - emake install_root="${D}$(alt_prefix)" install-headers || die - if ! version_is_at_least 2.16 ; then - insinto $(alt_headers)/bits - doins bits/stdio_lim.h || die - fi - insinto $(alt_headers)/gnu - doins "${S}"/include/gnu/stubs.h || die "doins include gnu" - # Make sure we install the sys-include symlink so that when - # we build a 2nd stage cross-compiler, gcc finds the target - # system headers correctly. See gcc/doc/gccinstall.info - dosym usr/include $(alt_prefix)/sys-include -} - -toolchain-glibc_src_install() { - if just_headers ; then - export ABI=default - toolchain-glibc_headers_install - return - fi - - foreach_abi toolchain-glibc_do_src_install -} - -# Simple test to make sure our new glibc isn't completely broken. -# Make sure we don't test with statically built binaries since -# they will fail. Also, skip if this glibc is a cross compiler. -# -# If coreutils is built with USE=multicall, some of these files -# will just be wrapper scripts, not actual ELFs we can test. -glibc_sanity_check() { - cd / #228809 - - # We enter ${ED} so to avoid trouble if the path contains - # special characters; for instance if the path contains the - # colon character (:), then the linker will try to split it - # and look for the libraries in an unexpected place. This can - # lead to unsafe code execution if the generated prefix is - # within a world-writable directory. - # (e.g. /var/tmp/portage:${HOSTNAME}) - pushd "${ED}"/$(get_libdir) >/dev/null - - local x striptest - for x in cal date env free ls true uname uptime ; do - x=$(type -p ${x}) - [[ -z ${x} || ${x} != ${EPREFIX}/* ]] && continue - striptest=$(LC_ALL="C" file -L ${x} 2>/dev/null) || continue - case ${striptest} in - *"statically linked"*) continue;; - *"ASCII text"*) continue;; - esac - # We need to clear the locale settings as the upgrade might want - # incompatible locale data. This test is not for verifying that. - LC_ALL=C \ - ./ld-*.so --library-path . ${x} > /dev/null \ - || die "simple run test (${x}) failed" - done - - popd >/dev/null -} - -toolchain-glibc_pkg_preinst() { - # nothing to do if just installing headers - just_headers && return - - # prepare /etc/ld.so.conf.d/ for files - mkdir -p "${EROOT}"/etc/ld.so.conf.d - - # Default /etc/hosts.conf:multi to on for systems with small dbs. - if [[ $(wc -l < "${EROOT}"/etc/hosts) -lt 1000 ]] ; then - sed -i '/^multi off/s:off:on:' "${ED}"/etc/host.conf - elog "Defaulting /etc/host.conf:multi to on" - fi - - [[ ${ROOT} != "/" ]] && return 0 - [[ -d ${ED}/$(get_libdir) ]] || return 0 - [[ -z ${BOOTSTRAP_RAP} ]] && glibc_sanity_check - - # For newer EAPIs, this was run in pkg_pretend. - if [[ ${EAPI:-0} == [0123] ]] ; then - check_devpts - fi -} - -toolchain-glibc_pkg_postinst() { - # nothing to do if just installing headers - just_headers && return - - if ! tc-is-cross-compiler && [[ -x ${EROOT}/usr/sbin/iconvconfig ]] ; then - # Generate fastloading iconv module configuration file. - "${EROOT}"/usr/sbin/iconvconfig --prefix="${ROOT}" - fi - - if ! is_crosscompile && [[ ${ROOT} == "/" ]] ; then - # Reload init ... if in a chroot or a diff init package, ignore - # errors from this step #253697 - /sbin/telinit U 2>/dev/null - - # if the host locales.gen contains no entries, we'll install everything - local locale_list="${EROOT}etc/locale.gen" - if [[ -z $(locale-gen --list --config "${locale_list}") ]] ; then - ewarn "Generating all locales; edit /etc/locale.gen to save time/space" - locale_list="${EROOT}usr/share/i18n/SUPPORTED" - fi - locale-gen -j $(makeopts_jobs) --config "${locale_list}" - fi -} - -_TOOLCHAIN_GLIBC_ECLASS=1 -fi -- cgit v1.2.3