diff options
| -rw-r--r-- | sys-libs/glibc/Manifest | 1 | ||||
| -rw-r--r-- | sys-libs/glibc/glibc-2.28-r2.ebuild | 1426 |
2 files changed, 1427 insertions, 0 deletions
diff --git a/sys-libs/glibc/Manifest b/sys-libs/glibc/Manifest index 72fafb735c3f..9c507c05c36f 100644 --- a/sys-libs/glibc/Manifest +++ b/sys-libs/glibc/Manifest @@ -20,5 +20,6 @@ DIST glibc-2.27-patches-3.tar.bz2 166511 BLAKE2B 1dc54bef6e82112935c7411f7a5cd07 DIST glibc-2.27.tar.xz 15395316 BLAKE2B ea206d304c8c9aa86d69db981a14bea008602cea06a6c151c4971a8df059949ffe5632b42a67ab0ffcd7c4d7ce1ec02ac48815dac4dade1c4dd41eaee8a6ed33 SHA512 7c5581154487d38d173ce1feb944e60207139cca148bccf066eaae322c0c2d219423bdcfa15c7f9be1b5e45dfc43c641cc5d80d3c3c65837d08a83cdb4e2a147 DIST glibc-2.28-patches-1.tar.bz2 15028 BLAKE2B 4b2bcb4123a2a6d5df9c5bdf6bda29a4b7633159917d3e385bfe00d6685b71a3e42e8739a791a4ae5d88280a82227531cc6cd42536e5bd6b795f391cbcc62783 SHA512 6b9451df7a0e83e93b06ae97c564653ac17c8e0d9c78f8a0ed42750bd6e3e58938491acb018681341eb57898811dc6020fa42287e408dfd6e8189cb362e393f1 DIST glibc-2.28-patches-2.tar.xz 43216 BLAKE2B e33b76d401343239ad32a1f142a214ae81a3ec3fc99ea21200255c0aee40a6b702ce98f0ffdacb2546711820ce1f51cd0782d405388bb815133739ad00c0183a SHA512 90ebfe90b79f869a8604150023aaf2d5b4de1c3d0028ebd48d803dd980efd149ced4276617a944931a2875f70918372f3a061a1f06d96f74cc96d65c117fdfef +DIST glibc-2.28-patches-3.tar.xz 46172 BLAKE2B b2dc4de76ab4b4e31a6a043a133f89ede736cf3f21fb3d3091dabf282b2d70f6d017a4aec37319febb2a43c89176887a0920f2aa174fa98c66ad59cbe19ba493 SHA512 4a40a15f0e8d9ad9d33ea07addc3f07fb952bc9c110549815fb0e78cab818bc64bc8d9150874a80c249bf5765a7a2bb9b6ccfb8bc7b12f30e3807e528506cd71 DIST glibc-2.28.tar.xz 16484344 BLAKE2B 9aa8cbd5a145c2a6fde3a60b3d0a14b12b46ed79333ad1ca3e73464adcfe700277a17a9e7fd0ca36e355a0c5b0b27decfa091da320ba802741ad75cc955bbcc8 SHA512 521f820953ff07c69ece4c2186f59fc061a7f9747932cd70ef2995c2b2deee76eeb6de700d85071cdca5949179aa8ccee75eda7feca1394121ec7b821ad0a3f3 DIST glibc-9999-patches-8.tar.xz 14708 BLAKE2B 6c468f11f5b85460219f56ac694e1d3dc3de9a2a23daf7d4f2c715e1b9189bd7a5383093fd8076c2456f9ac0874cb0e2daad8fb360a62038e763a87234f95d95 SHA512 172ab4bc2e716900224b699c9ef89629ffc12756cb72fb7d9628e0ea8fc840cfb2da20ca69fa6c6e1a709f7e2a990bb0f85c32b6ace6fd2d57e2242471900e30 diff --git a/sys-libs/glibc/glibc-2.28-r2.ebuild b/sys-libs/glibc/glibc-2.28-r2.ebuild new file mode 100644 index 000000000000..f0d43996eac4 --- /dev/null +++ b/sys-libs/glibc/glibc-2.28-r2.ebuild @@ -0,0 +1,1426 @@ +# Copyright 1999-2018 Gentoo Authors +# Distributed under the terms of the GNU General Public License v2 + +EAPI=6 + +inherit prefix eutils versionator toolchain-funcs flag-o-matic gnuconfig \ + multilib systemd multiprocessing + +DESCRIPTION="GNU libc C library" +HOMEPAGE="https://www.gnu.org/software/libc/" +LICENSE="LGPL-2.1+ BSD HPND ISC inner-net rc PCRE" +RESTRICT="strip" # Strip ourself #46186 +SLOT="2.2" + +EMULTILIB_PKG="true" + +if [[ ${PV} == 9999* ]]; then + EGIT_REPO_URI="https://sourceware.org/git/glibc.git" + inherit git-r3 +else + # KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86" + KEYWORDS="" + SRC_URI="mirror://gnu/glibc/${P}.tar.xz" +fi + +RELEASE_VER=${PV} + +GCC_BOOTSTRAP_VER=20180511 + +# Gentoo patchset +PATCH_VER=3 + +SRC_URI+=" https://dev.gentoo.org/~dilfridge/distfiles/${P}-patches-${PATCH_VER}.tar.xz" +SRC_URI+=" multilib? ( https://dev.gentoo.org/~dilfridge/distfiles/gcc-multilib-bootstrap-${GCC_BOOTSTRAP_VER}.tar.xz )" + +IUSE="audit caps cet compile-locales doc gd hardened headers-only +multiarch multilib nscd profile selinux suid systemtap test vanilla" + +# Minimum kernel version that glibc requires +MIN_KERN_VER="3.2.0" + +# Here's how the cross-compile logic breaks down ... +# CTARGET - machine that will target the binaries +# CHOST - machine that will host the binaries +# CBUILD - machine that will build the binaries +# If CTARGET != CHOST, it means you want a libc for cross-compiling. +# If CHOST != CBUILD, it means you want to cross-compile the libc. +# CBUILD = CHOST = CTARGET - native build/install +# CBUILD != (CHOST = CTARGET) - cross-compile a native build +# (CBUILD = CHOST) != CTARGET - libc for cross-compiler +# CBUILD != CHOST != CTARGET - cross-compile a libc for a cross-compiler +# For install paths: +# CHOST = CTARGET - install into / +# CHOST != CTARGET - install into /usr/CTARGET/ +# +export CBUILD=${CBUILD:-${CHOST}} +export CTARGET=${CTARGET:-${CHOST}} +if [[ ${CTARGET} == ${CHOST} ]] ; then + if [[ ${CATEGORY} == cross-* ]] ; then + export CTARGET=${CATEGORY#cross-} + fi +fi + +# We need a new-enough binutils/gcc to match upstream baseline. +# Also we need to make sure our binutils/gcc supports TLS. +COMMON_DEPEND=" + nscd? ( selinux? ( + audit? ( sys-process/audit ) + caps? ( sys-libs/libcap ) + ) ) + suid? ( caps? ( sys-libs/libcap ) ) + selinux? ( sys-libs/libselinux ) + systemtap? ( dev-util/systemtap ) +" +DEPEND="${COMMON_DEPEND} + >=app-misc/pax-utils-0.1.10 + sys-devel/bison + !<sys-apps/sandbox-1.6 + !<sys-apps/portage-2.1.2 + !<sys-devel/bison-2.7 + !<sys-devel/make-4 + doc? ( sys-apps/texinfo ) + test? ( >=net-dns/libidn2-2.0.5 ) +" +RDEPEND="${COMMON_DEPEND} + >=net-dns/libidn2-2.0.5 + sys-apps/gentoo-functions + !sys-kernel/ps3-sources + !sys-libs/nss-db +" + +if [[ ${CATEGORY} == cross-* ]] ; then + DEPEND+=" !headers-only? ( + >=${CATEGORY}/binutils-2.24 + >=${CATEGORY}/gcc-4.9 + )" + [[ ${CATEGORY} == *-linux* ]] && DEPEND+=" ${CATEGORY}/linux-headers" +else + DEPEND+=" + >=sys-devel/binutils-2.24 + >=sys-devel/gcc-4.9 + virtual/os-headers + " + RDEPEND+=" vanilla? ( !sys-libs/timezone-data )" + PDEPEND+=" !vanilla? ( sys-libs/timezone-data )" +fi + +# +# Small helper functions +# + +is_crosscompile() { + [[ ${CHOST} != ${CTARGET} ]] +} + +just_headers() { + is_crosscompile && use headers-only +} + +alt_prefix() { + is_crosscompile && echo /usr/${CTARGET} +} + +# 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. +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 <linux/version.h>' | $(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}-$1" +} + +do_compile_test() { + local ret save_cflags=${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} +} + +do_run_test() { + local ret + + if [[ ${MERGE_TYPE} == "binary" ]] ; then + # ignore build failures when installing a binary package #324685 + do_compile_test "" "$@" 2>/dev/null || return 0 + else + if ! do_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} +} + +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 $(tc-arch) in + x86) + # -march needed for #185404 #199334 + # TODO: When creating the first glibc cross-compile, this test will + # always fail as it does a full link which in turn requires glibc. + # Probably also applies when changing multilib profile settings (e.g. + # enabling x86 when the profile was amd64-only previously). + # We could change main to _start and pass -nostdlib here so that we + # only test the gcc code compilation. Or we could do a compile and + # then look for the symbol via scanelf. + if ! do_compile_test "" 'void f(int i, void *p) {if (__sync_fetch_and_add(&i, 1)) f(i, p);}\nint main(){return 0;}\n' 2>/dev/null ; then + local t=${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 ! do_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=${ASFLAGS_BASE} + + # Over-zealous CFLAGS can often cause problems. What may work for one + # person may not work for another. To avoid a large influx of bugs + # relating to failed builds, we strip most CFLAGS out to ensure as few + # problems as possible. + strip-flags + strip-unsupported-flags + filter-flags -m32 -m64 '-mabi=*' + + # glibc aborts if rpath is set by LDFLAGS + filter-ldflags '-Wl,-rpath=*' + + # #492892 + filter-flags -frecord-gcc-switches + + unset CBUILD_OPT CTARGET_OPT + if use multilib ; then + CTARGET_OPT=$(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; we want to be conservative here. + # -fno-strict-aliasing is to work around #155906. + filter-flags '-O?' + append-flags -O2 -fno-strict-aliasing + + filter-flags '-fstack-protector*' + + # Starting with gcc-6 (and fully upstreamed pie patches) we control + # default enabled/disabled pie via use flags. So nothing to do + # here then. #618160 + if [[ $(gcc-major-version) -lt 6 ]]; then + 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_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 ${WANT__THREAD} +} + +use_multiarch() { + # Allow user to disable runtime arch detection in multilib. + use multiarch || return 1 + # Make sure binutils is new enough to support indirect functions, + # #336792. This funky sed supports gold and bfd linkers. + local bver nver + bver=$($(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 support 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:-${DEFAULT_ABI}} + fi + + # If the user has CFLAGS_<CTARGET> in their make.conf, use that, + # and fall back on CFLAGS. + local VAR=CFLAGS_${CTARGET//[-.]/_} + CFLAGS=${!VAR-${CFLAGS}} + einfo " $(printf '%15s' 'Manual CFLAGS:') ${CFLAGS}" + fi + + setup_flags + + export ABI=${ABI:-${DEFAULT_ABI:-default}} + + if use headers-only ; then + # Avoid mixing host's CC and target's CFLAGS_${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} +} + +glibc_banner() { + local b="Gentoo ${PVR}" + [[ -n ${PATCH_VER} ]] && ! use vanilla && b+=" p${PATCH_VER}" + echo "${b}" +} + +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 + + # 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." + die "mount & fix your /dev/pts settings" + fi +} + +# The following Kernel version handling functions are mostly copied from portage +# source. It's better not to use linux-info.eclass here since a) it adds too +# much magic, see bug 326693 for some of the arguments, and b) some of the +# functions are just not provided. + +g_get_running_KV() { + uname -r + return $? +} + +g_KV_major() { + [[ -z $1 ]] && return 1 + local KV=$@ + echo "${KV%%.*}" +} + +g_KV_minor() { + [[ -z $1 ]] && return 1 + local KV=$@ + KV=${KV#*.} + echo "${KV%%.*}" +} + +g_KV_micro() { + [[ -z $1 ]] && return 1 + local KV=$@ + KV=${KV#*.*.} + echo "${KV%%[^[:digit:]]*}" +} + +g_KV_to_int() { + [[ -z $1 ]] && return 1 + local KV_MAJOR=$(g_KV_major "$1") + local KV_MINOR=$(g_KV_minor "$1") + local KV_MICRO=$(g_KV_micro "$1") + local KV_int=$(( KV_MAJOR * 65536 + KV_MINOR * 256 + KV_MICRO )) + + # We make version 2.2.0 the minimum version we will handle as + # a sanity check ... if its less, we fail ... + if [[ ${KV_int} -ge 131584 ]] ; then + echo "${KV_int}" + return 0 + fi + return 1 +} + +g_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() { + [[ $(g_KV_to_int $1) -ge $(g_KV_to_int $2) ]] + eend $? +} + +get_kheader_version() { + printf '#include <linux/version.h>\nLINUX_VERSION_CODE\n' | \ + $(tc-getCPP ${CTARGET}) -I "${EPREFIX}/$(alt_build_headers)" - | \ + tail -n 1 +} + +# We collect all sanity checks here. Consistency is not guranteed between +# pkg_ and src_ phases, so we call this function both in pkg_pretend and in +# src_unpack. +sanity_prechecks() { + # Make sure devpts is mounted correctly for use w/out setuid pt_chown + check_devpts + + # 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." + die "Aborting to save your system." + fi + + if ! do_run_test '#include <unistd.h>\n#include <sys/syscall.h>\nint main(){return syscall(1000)!=-1;}\n' ; then + eerror "Your old kernel is broken. You need to update it to a newer" + eerror "version as syscall(<bignum>) will break. See bug 279260." + die "Old and broken kernel." + 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 https://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 + + # Check for sanity of /etc/nsswitch.conf + if [[ -e ${EROOT}/etc/nsswitch.conf ]] ; then + local entry + for entry in passwd group shadow; do + if ! egrep -q "^[ \t]*${entry}:.*files" "${EROOT}"/etc/nsswitch.conf; then + eerror "Your ${EROOT}/etc/nsswitch.conf is out of date." + eerror "Please make sure you have 'files' entries for" + eerror "'passwd:', 'group:' and 'shadow:' databases." + eerror "For more details see:" + eerror " https://wiki.gentoo.org/wiki/Project:Toolchain/nsswitch.conf_in_glibc-2.26" + die "nsswitch.conf has no 'files' provider in '${entry}'." + fi + done + fi + + # ABI-specific checks follow here. Hey, we have a lot more specific conditions that + # we test for... + if ! is_crosscompile ; then + if use amd64 && use multilib && [[ ${MERGE_TYPE} != "binary" ]] ; then + ebegin "Checking that IA32 emulation is enabled in the running kernel" + echo 'int main(){return 0;}' > "${T}/check-ia32-emulation.c" + local STAT + if "${CC-${CHOST}-gcc}" ${CFLAGS_x86} "${T}/check-ia32-emulation.c" -o "${T}/check-ia32-emulation.elf32"; then + "${T}/check-ia32-emulation.elf32" + STAT=$? + else + # Don't fail here to allow single->multi ABI switch + # or recover from breakage like bug #646424 + ewarn "Failed to compile the ABI test. Broken host glibc?" + STAT=0 + fi + rm -f "${T}/check-ia32-emulation.elf32" + eend $STAT + [[ $STAT -eq 0 ]] || die "CONFIG_IA32_EMULATION must be enabled in the kernel to compile a multilib glibc." + fi + + fi + + # When we actually have to compile something... + if ! just_headers ; then + 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 [[ ${CTARGET} == *-linux* ]] ; then + local run_kv build_kv want_kv + + run_kv=$(g_get_running_KV) + build_kv=$(g_int_to_KV $(get_kheader_version)) + want_kv=${MIN_KERN_VER} + + if ! is_crosscompile && ! tc-is-cross-compiler ; then + # Building fails on an non-supporting kernel + ebegin "Checking running kernel version (${run_kv} >= ${want_kv})" + if ! eend_KV ${run_kv} ${want_kv} ; then + echo + eerror "You need a kernel of at least ${want_kv}!" + die "Kernel version too low!" + fi + fi + + ebegin "Checking linux-headers version (${build_kv} >= ${want_kv})" + if ! eend_KV ${build_kv} ${want_kv} ; then + echo + eerror "You need linux-headers of at least ${want_kv}!" + die "linux-headers version too low!" + fi + fi + fi +} + +# +# the phases +# + +# pkg_pretend + +pkg_pretend() { + # All the checks... + einfo "Checking general environment sanity." + sanity_prechecks +} + +# src_unpack + +src_unpack() { + # Consistency is not guaranteed between pkg_ and src_ ... + sanity_prechecks + + use multilib && unpack gcc-multilib-bootstrap-${GCC_BOOTSTRAP_VER}.tar.xz + + setup_env + + if [[ -n ${EGIT_REPO_URI} ]] ; then + git-r3_src_unpack + else + unpack ${P}.tar.xz + fi + + cd "${S}" || die + touch locale/C-translit.h || die #185476 #218003 + + cd "${WORKDIR}" || die + unpack glibc-${RELEASE_VER}-patches-${PATCH_VER}.tar.xz +} + +src_prepare() { + if ! use vanilla ; then + elog "Applying Gentoo Glibc Patchset ${RELEASE_VER}-${PATCH_VER}" + eapply "${WORKDIR}"/patches + einfo "Done." + fi + + default + + gnuconfig_update + + cd "${WORKDIR}" + find . -name configure -exec touch {} + + + eprefixify extra/locale/locale-gen + + # Fix permissions on some of the scripts. + chmod u+x "${S}"/scripts/*.sh + + cd "${S}" +} + +glibc_do_configure() { + # Glibc does not work with gold (for various reasons) #269274. + tc-ld-disable-gold + + # CXX isnt handled by the multilib system, so if we dont unset here + # we accumulate crap across abis + unset CXX + + einfo "Configuring glibc for nptl" + + if use doc ; then + export MAKEINFO=makeinfo + else + export MAKEINFO=/dev/null + fi + + local v + for v in ABI CBUILD CHOST CTARGET CBUILD_OPT CTARGET_OPT CC CXX LD {AS,C,CPP,CXX,LD}FLAGS MAKEINFO ; do + einfo " $(printf '%15s' ${v}:) ${!v}" + done + + # CFLAGS can contain ABI-specific flags like -mfpu=neon, see bug #657760 + # To build .S (assembly) files with the same ABI-specific flags + # upstream currently recommends adding CFLAGS to CC/CXX: + # https://sourceware.org/PR23273 + # Note: Passing CFLAGS via CPPFLAGS overrides glibc's arch-specific CFLAGS + # and breaks multiarch support. See 659030#c3 for an example. + # The glibc configure script doesn't properly use LDFLAGS all the time. + export CC="$(tc-getCC ${CTARGET}) ${CFLAGS} ${LDFLAGS}" + einfo " $(printf '%15s' 'Manual CC:') ${CC}" + + # Some of the tests are written in C++, so we need to force our multlib abis in, bug 623548 + export CXX="$(tc-getCXX ${CTARGET}) $(get_abi_CFLAGS) ${CFLAGS}" + einfo " $(printf '%15s' 'Manual CXX:') ${CXX}" + + echo + + local myconf=() + + case ${CTARGET} in + powerpc-*) + # Currently gcc on powerpc32 generates invalid code for + # __builtin_return_address(0) calls. Normally programs + # don't do that but malloc hooks in glibc do: + # https://gcc.gnu.org/PR81996 + # https://bugs.gentoo.org/629054 + myconf+=( --enable-stack-protector=no ) + ;; + *) + myconf+=( --enable-stack-protector=all ) + ;; + esac + myconf+=( --enable-stackguard-randomization ) + + # Keep a whitelist of targets supporing IFUNC. glibc's ./configure + # is not robust enough to detect proper support: + # https://bugs.gentoo.org/641216 + # https://sourceware.org/PR22634#c0 + case $(tc-arch ${CTARGET}) in + # Keep whitelist of targets where autodetection mostly works. + amd64|x86|sparc|ppc|ppc64|arm|arm64|s390) ;; + # Blacklist everywhere else + *) myconf+=( libc_cv_ld_gnu_indirect_function=no ) ;; + esac + + # Enable Intel Control-flow Enforcement Technology on amd64 if requested + case ${CTARGET} in + x86_64-*) myconf+=( $(use_enable cet) ) ;; + *) ;; + esac + + [[ $(tc-is-softfloat) == "yes" ]] && myconf+=( --without-fp ) + + myconf+=( --enable-kernel=${MIN_KERN_VER} ) + + # Since SELinux support is only required for nscd, only enable it if: + # 1. USE selinux + # 2. only for the primary ABI on multilib systems + # 3. Not a crosscompile + if ! is_crosscompile && use selinux ; then + if use multilib ; then + if is_final_abi ; then + myconf+=( --with-selinux ) + else + myconf+=( --without-selinux ) + fi + else + myconf+=( --with-selinux ) + fi + else + myconf+=( --without-selinux ) + fi + + # Force a few tests where we always know the answer but + # configure is incapable of finding it. + if is_crosscompile ; then + export \ + libc_cv_c_cleanup=yes \ + libc_cv_forced_unwind=yes + fi + + myconf+=( + --without-cvs + --disable-werror + --enable-bind-now + --build=${CBUILD_OPT:-${CBUILD}} + --host=${CTARGET_OPT:-${CTARGET}} + $(use_enable profile) + $(use_with gd) + --with-headers=$(alt_build_headers) + --prefix="${EPREFIX}/usr" + --sysconfdir="${EPREFIX}/etc" + --localstatedir="${EPREFIX}/var" + --libdir='$(prefix)'/$(get_libdir) + --mandir='$(prefix)'/share/man + --infodir='$(prefix)'/share/info + --libexecdir='$(libdir)'/misc/glibc + --with-bugurl=https://bugs.gentoo.org/ + --with-pkgversion="$(glibc_banner)" + $(use_multiarch || echo --disable-multi-arch) + $(use_enable systemtap) + $(use_enable nscd) + ${EXTRA_ECONF} + ) + + # We rely on sys-libs/timezone-data for timezone tools normally. + myconf+=( $(use_enable vanilla timezone-tools) ) + + # These libs don't have configure flags. + ac_cv_lib_audit_audit_log_user_avc_message=$(usex audit || echo no) + ac_cv_lib_cap_cap_init=$(usex caps || echo no) + + # There is no configure option for this and we need to export it + # since the glibc build will re-run configure on itself + export libc_cv_rootsbindir="${EPREFIX}/sbin" + export libc_cv_slibdir="${EPREFIX}/$(get_libdir)" + + # We take care of patching our binutils to use both hash styles, + # and many people like to force gnu hash style only, so disable + # this overriding check. #347761 + export libc_cv_hashstyle=no + + local builddir=$(builddir nptl) + mkdir -p "${builddir}" + cd "${builddir}" + set -- "${S}"/configure "${myconf[@]}" + echo "$@" + "$@" || die "failed to configure glibc" + + # ia64 static cross-compilers are a pita in so much that they + # can't produce static ELFs (as the libgcc.a is broken). so + # disable building of the programs for those targets if it + # doesn't work. + # XXX: We could turn this into a compiler test, but ia64 is + # the only one that matters, so this should be fine for now. + if is_crosscompile && [[ ${CTARGET} == ia64* ]] ; then + sed -i '1i+link-static = touch $@' config.make + fi + + # If we're trying to migrate between ABI sets, we need + # to lie and use a local copy of gcc. Like if the system + # is built with MULTILIB_ABIS="amd64 x86" but we want to + # add x32 to it, gcc/glibc don't yet support x32. + # + if [[ -n ${GCC_BOOTSTRAP_VER} ]] && use multilib ; then + echo 'main(){}' > "${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-multilib-bootstrap-${GCC_BOOTSTRAP_VER}/${ABI}:" config.make || die + fi + fi +} + +glibc_headers_configure() { + export ABI=default + + local builddir=$(builddir "headers") + mkdir -p "${builddir}" + cd "${builddir}" + + # if we don't have a compiler yet, we can't really test it now ... + # hopefully they don't affect header generation, so let's hope for + # the best here ... + local v vars=( + ac_cv_header_cpuid_h=yes + libc_cv_{386,390,alpha,arm,hppa,ia64,mips,{powerpc,sparc}{,32,64},sh,x86_64}_tls=yes + libc_cv_asm_cfi_directives=yes + libc_cv_broken_visibility_attribute=no + libc_cv_c_cleanup=yes + libc_cv_compiler_powerpc64le_binary128_ok=yes + libc_cv_forced_unwind=yes + libc_cv_gcc___thread=yes + libc_cv_mlong_double_128=yes + libc_cv_mlong_double_128ibm=yes + libc_cv_ppc_machine=yes + libc_cv_ppc_rel16=yes + libc_cv_predef_fortify_source=no + libc_cv_target_power8_ok=yes + libc_cv_visibility_attribute=yes + libc_cv_z_combreloc=yes + libc_cv_z_execstack=yes + libc_cv_z_initfirst=yes + libc_cv_z_nodelete=yes + libc_cv_z_nodlopen=yes + libc_cv_z_relro=yes + libc_mips_abi=${ABI} + libc_mips_float=$([[ $(tc-is-softfloat) == "yes" ]] && echo soft || echo hard) + # These libs don't have configure flags. + ac_cv_lib_audit_audit_log_user_avc_message=no + ac_cv_lib_cap_cap_init=no + ) + + einfo "Forcing cached settings:" + for v in "${vars[@]}" ; do + einfo " ${v}" + export ${v} + done + + local headers_only_arch_CPPFLAGS=() + + # 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 + + # 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 + + popd >/dev/null + fi + + case ${CTARGET} in + riscv*) + # RISC-V interrogates the compiler to determine which target to + # build. If building the headers then we don't strictly need a + # RISC-V compiler, so the built-in definitions that are provided + # along with all RISC-V compiler might not exist. This causes + # glibc's RISC-V preconfigure script to blow up. Since we're just + # building the headers any value will actually work here, so just + # pick the standard one (rv64g/lp64d) to make the build scripts + # happy for now -- the headers are all the same anyway so it + # doesn't matter. + headers_only_arch_CPPFLAGS+=( + -D__riscv_xlen=64 + -D__riscv_flen=64 + -D__riscv_float_abi_double=1 + -D__riscv_atomic=1 + ) ;; + esac + + local myconf=() + myconf+=( + --disable-sanity-checks + --enable-hacker-mode + --without-cvs + --disable-werror + --enable-bind-now + --build=${CBUILD_OPT:-${CBUILD}} + --host=${CTARGET_OPT:-${CTARGET}} + --with-headers=$(alt_build_headers) + --prefix="${EPREFIX}/usr" + ${EXTRA_ECONF} + ) + + # Nothing is compiled here which would affect the headers for the target. + # So forcing CC/CFLAGS is sane. + local headers_only_CC=$(tc-getBUILD_CC) + local headers_only_CFLAGS="-O1 -pipe" + local headers_only_CPPFLAGS="-U_FORTIFY_SOURCE ${headers_only_arch_CPPFLAGS[*]}" + local headers_only_LDFLAGS="" + set -- "${S}"/configure "${myconf[@]}" + echo \ + "CC=${headers_only_CC}" \ + "CFLAGS=${headers_only_CFLAGS}" \ + "CPPFLAGS=${headers_only_CPPFLAGS}" \ + "LDFLAGS=${headers_only_LDFLAGS}" \ + "$@" + CC=${headers_only_CC} \ + CFLAGS=${headers_only_CFLAGS} \ + CPPFLAGS=${headers_only_CPPFLAGS} \ + LDFLAGS="" \ + "$@" || die "failed to configure glibc" +} + +do_src_configure() { + if just_headers ; then + glibc_headers_configure + else + glibc_do_configure nptl + fi +} + +src_configure() { + foreach_abi do_src_configure +} + +do_src_compile() { + emake -C "$(builddir nptl)" || die "make nptl for ${ABI} failed" +} + +src_compile() { + if just_headers ; then + return + fi + + foreach_abi do_src_compile +} + +glibc_src_test() { + cd "$(builddir nptl)" + emake check +} + +do_src_test() { + local ret=0 + + glibc_src_test + : $(( ret |= $? )) + + return ${ret} +} + +src_test() { + if just_headers ; then + return + fi + + # Give tests more time to complete. + export TIMEOUTFACTOR=5 + + foreach_abi do_src_test || die "tests failed" +} + +run_locale_gen() { + # if the host locales.gen contains no entries, we'll install everything + local root="$1" + local locale_list="${root}/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="${root}/usr/share/i18n/SUPPORTED" + fi + + locale-gen --jobs $(makeopts_jobs) --config "${locale_list}" \ + --destdir "${root}" +} + +glibc_do_src_install() { + local builddir=$(builddir nptl) + cd "${builddir}" + + emake install_root="${D}$(alt_prefix)" install || die + + # This version (2.26) provides some compatibility libraries for the NIS/NIS+ support + # which come without headers etc. Only needed for binary packages since the + # external net-libs/libnsl has increased soversion. Keep only versioned libraries. + find "${D}" -name "libnsl.a" -delete + find "${D}" -name "libnsl.so" -delete + + # Normally upstream_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) + + if [[ -e ${ED}$(alt_usrlibdir)/libm-${upstream_pv}.a ]] ; then + # Move versioned .a file out of libdir to evade portage QA checks + # instead of using gen_usr_ldscript(). We fix ldscript as: + # "GROUP ( /usr/lib64/libm-<pv>.a ..." -> "GROUP ( /usr/lib64/glibc-<pv>/libm-<pv>.a ..." + sed -i "s@\(libm-${upstream_pv}.a\)@${P}/\1@" "${ED}"$(alt_usrlibdir)/libm.a || die + dodir $(alt_usrlibdir)/${P} + mv "${ED}"$(alt_usrlibdir)/libm-${upstream_pv}.a "${ED}"$(alt_usrlibdir)/${P}/libm-${upstream_pv}.a || die + fi + + # We'll take care of the cache ourselves + rm -f "${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 + ppc64 /lib64/ld64.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 + ) + ;; + big) + ldso_abi_list+=( + # arm + arm64 /lib/ld-linux-aarch64_be.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##*/} ${ldso_name} + fi + done + + # With devpts under Linux mounted properly, we do not need the pt_chown + # binary to be setuid. This is because the default owners/perms will be + # exactly what we want. + if ! use suid ; then + find "${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. + keepdir $(alt_prefix)/lib + keepdir $(alt_prefix)/usr/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 + doman *.[0-8] + insinto /etc + doins locale.gen + + # 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 ${a})/locale ]] ; then + dosym ../$(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 + doins "${WORKDIR}"/extra/etc/*.conf + + if use nscd ; then + doinitd "$(prefixify_ro "${WORKDIR}"/extra/etc/nscd)" + + local nscd_args=( + -e "s:@PIDFILE@:$(strings "${ED}"/usr/sbin/nscd | grep nscd.pid):" + ) + + sed -i "${nscd_args[@]}" "${ED}"/etc/init.d/nscd + + systemd_dounit nscd/nscd.service + systemd_newtmpfilesd nscd/nscd.tmpfiles nscd.conf + else + # Do this since extra/etc/*.conf above might have nscd.conf. + rm -f "${ED}"/etc/nscd.conf + fi + + echo 'LDPATH="include ld.so.conf.d/*.conf"' > "${T}"/00glibc + doenvd "${T}"/00glibc + + for d in BUGS ChangeLog CONFORMANCE FAQ NEWS NOTES PROJECTS README* ; do + [[ -s ${d} ]] && dodoc ${d} + done + dodoc -r ChangeLog.old + + # Prevent overwriting of the /etc/localtime symlink. We'll handle the + # creation of the "factory" symlink in pkg_postinst(). + rm -f "${ED}"/etc/localtime + + # Generate all locales if this is a native build as locale generation + if use compile-locales && ! is_crosscompile ; then + run_locale_gen "${ED}" + fi +} + +glibc_headers_install() { + local builddir=$(builddir "headers") + cd "${builddir}" + emake install_root="${D}$(alt_prefix)" install-headers + + insinto $(alt_headers)/gnu + doins "${S}"/include/gnu/stubs.h + + # 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 $(alt_prefix)/sys-include +} + +src_strip() { + # gdb is lame and requires some debugging information to remain in + # libpthread, so we need to strip it by hand. libthread_db makes no + # sense stripped as it is only used when debugging. + local pthread=$(has splitdebug ${FEATURES} && echo "libthread_db" || echo "lib{pthread,thread_db}") + env \ + -uRESTRICT \ + CHOST=${CTARGET} \ + STRIP_MASK="/*/{,tls/}${pthread}*" \ + prepallstrip + # if user has stripping enabled and does not have split debug turned on, + # then leave the debugging sections in libpthread. + if ! has nostrip ${FEATURES} && ! has splitdebug ${FEATURES} ; then + ${STRIP:-${CTARGET}-strip} --strip-debug "${ED}"$(alt_prefix)/*/libpthread-*.so + fi +} + +src_install() { + if just_headers ; then + export ABI=default + glibc_headers_install + return + fi + + foreach_abi glibc_do_src_install + src_strip +} + +# 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 +} + +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 + einfo "Defaulting /etc/host.conf:multi to on" + fi + + [[ ${ROOT} != "/" ]] && return 0 + [[ -d ${ED}/$(get_libdir) ]] || return 0 + [[ -z ${BOOTSTRAP_RAP} ]] && glibc_sanity_check +} + +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 && [[ ${ROOT} == "/" ]] ; then + # Reload init ... if in a chroot or a diff init package, ignore + # errors from this step #253697 + /sbin/telinit U 2>/dev/null + + use compile-locales || run_locale_gen "${EROOT}" + fi + + # Check for sanity of /etc/nsswitch.conf, take 2 + if [[ -e ${EROOT}/etc/nsswitch.conf ]] && ! has_version sys-auth/libnss-nis ; then + local entry + for entry in passwd group shadow; do + if egrep -q "^[ \t]*${entry}:.*nis" "${EROOT}"/etc/nsswitch.conf; then + ewarn "" + ewarn "Your ${EROOT}/etc/nsswitch.conf uses NIS. Support for that has been" + ewarn "removed from glibc and is now provided by the package" + ewarn " sys-auth/libnss-nis" + ewarn "Install it now to keep your NIS setup working." + ewarn "" + fi + done + fi +} |