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authorSuren A. Chilingaryan <csa@suren.me>2019-09-01 00:00:32 +0200
committerSuren A. Chilingaryan <csa@suren.me>2019-09-01 00:00:32 +0200
commitca9627e70852f6b2e835660df870fe3ab405882d (patch)
tree0a008b1d5b16fa0679a195ed7b5662c7891f591c /sys-libs/glibc/files/eblits/pkg_setup.eblit
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Initial import
Diffstat (limited to 'sys-libs/glibc/files/eblits/pkg_setup.eblit')
-rw-r--r--sys-libs/glibc/files/eblits/pkg_setup.eblit125
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diff --git a/sys-libs/glibc/files/eblits/pkg_setup.eblit b/sys-libs/glibc/files/eblits/pkg_setup.eblit
new file mode 100644
index 0000000..7701a56
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+++ b/sys-libs/glibc/files/eblits/pkg_setup.eblit
@@ -0,0 +1,125 @@
+# 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_setup.eblit,v 1.14 2014/10/17 17:30:04 vapier Exp $
+
+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}
+}
+
+eblit-glibc-pkg_setup() {
+ # prevent native builds from downgrading ... maybe update to allow people
+ # to change between diff -r versions ? (2.3.6-r4 -> 2.3.6-r2)
+ if [[ ${MERGE_TYPE} != "buildonly" ]] && \
+ [[ ${ROOT} == "/" ]] && \
+ [[ ${CBUILD} == ${CHOST} ]] && \
+ [[ ${CHOST} == ${CTARGET} ]] ; then
+ if has_version '>'${CATEGORY}/${PF} ; 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 ! glibc_run_test '#include <pwd.h>\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 "http://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 <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"
+ eerror "a newer version as syscall(<bignum>) 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
+
+ use hardened && ! gcc-specs-pie && \
+ ewarn "PIE hardening not applied, as your compiler doesn't default to PIE"
+
+ # Make sure host system is up to date #394453
+ if has_version '<sys-libs/glibc-2.13' && \
+ [[ -n $(scanelf -qys__guard -F'#s%F' "${EROOT}"/lib*/l*-*.so) ]]
+ then
+ ebegin "Scanning system for __guard to see if you need to rebuild first ..."
+ local files=$(
+ scanelf -qys__guard -F'#s%F' \
+ "${EROOT}"/*bin/ \
+ "${EROOT}"/lib* \
+ "${EROOT}"/usr/*bin/ \
+ "${EROOT}"/usr/lib* | \
+ egrep -v \
+ -e "^${EROOT}/lib.*/(libc|ld)-2.*.so$" \
+ -e "^${EROOT}/sbin/(ldconfig|sln)$"
+ )
+ [[ -z ${files} ]]
+ if ! eend $? ; then
+ eerror "Your system still has old SSP __guard symbols. You need to"
+ eerror "rebuild all the packages that provide these files first:"
+ eerror "${files}"
+ die "old __guard detected"
+ fi
+ fi
+}