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# Copyright 1999-2014 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/sys-libs/glibc/files/eblits/pkg_preinst.eblit,v 1.13 2014/08/10 03:35:56 vapier Exp $
# Simple test to make sure our new glibc isnt 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 ${D} so to avoid trouble if the path contains
# special characters; for instance if the path contains the
# colon character (:), then the linker will try to split it
# and look for the libraries in an unexpected place. This can
# lead to unsafe code execution if the generated prefix is
# within a world-writable directory.
# (e.g. /var/tmp/portage:${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
./ld-*.so --library-path . ${x} > /dev/null \
|| die "simple run test (${x}) failed"
done
popd >/dev/null
}
eblit-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 ${D}/$(get_libdir) ]] || return 0
glibc_sanity_check
# Make sure devpts is mounted correctly for use w/out setuid pt_chown.
if in_iuse suid && ! use suid ; then
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
fi
}
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