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# $Id$
# Maintainer: Luke R. <g4jc@openmailbox.org> GPG: rsa4096/3EAE8697
# Maintainer (Arch): Allan McRae <allan@archlinux.org>
# toolchain build order: linux-libre-api-headers->glibc->binutils->gcc->binutils->glibc
# NOTE: valgrind requires rebuilt with each major glibc version
pkgname=lib32-glibc
pkgver=2.24
pkgrel=2.91.parabola2
pkgdesc="GNU C Library"
arch=('i686' 'x86_64')
url="https://www.gnu.org/software/libc"
license=('GPL' 'LGPL')
groups=()
depends=()
makedepends=('gcc-multilib>=6' 'git')
backup=()
options=('!strip' 'staticlibs' '!emptydirs')
#install=glibc.install
source=("https://ftp.gnu.org/gnu/glibc/glibc-2.24.tar.xz"{,.sig}
lib32-glibc.conf)
validpgpkeys=('7273542B39962DF7B299931416792B4EA25340F8') # Carlos O'Donell <carlos@systemhalted.org>"
sha512sums=('a4cb28a2c51a0cc029ed69da7cba11931a615ba897235590b4f7fad2eaabec9042f8250eaac2a5860997437a69ab13304f10a634000e52c0336b5593b7969adb'
'SKIP'
'4c5fba26723f5077bac783ca713b355b8c6570d93b351809853ac72bd002b6f92a968f599afd7ff46a63fee7974217c7b295fd48cacc1c96d318ac360b3e6a1d')
prepare() {
mkdir glibc-build
}
build() {
cd glibc-build
#if [[ ${CARCH} = "i686" ]]; then
# Hack to fix NPTL issues with Xen, only required on 32bit platforms
# TODO: make separate glibc-xen package for i686
export CFLAGS="${CFLAGS} -mno-tls-direct-seg-refs"
#fi
echo "slibdir=/usr/lib32" >> configparms
echo "rtlddir=/usr/lib32" >> configparms
echo "sbindir=/usr/bin" >> configparms
echo "rootsbindir=/usr/bin" >> configparms
export CC="gcc -m32"
export CXX="g++ -m32"
# remove hardening options for building libraries
CFLAGS=${CFLAGS/-fstack-protector-strong/}
CPPFLAGS=${CPPFLAGS/-D_FORTIFY_SOURCE=2/}
../${pkgname}-$pkgver/configure \
--libdir=/usr/lib32 --libexecdir=/usr/lib32 \
--with-headers=/usr/include \
--with-bugurl=https://bugs.archlinux.org/ \
--enable-add-ons \
--enable-obsolete-rpc \
--enable-kernel=2.6.32 \
--enable-bind-now --disable-profile \
--enable-stackguard-randomization \
--enable-lock-elision \
--enable-multi-arch \
--disable-werror \
i686-pc-linux-gnu
# build libraries with hardening disabled
echo "build-programs=no" >> configparms
make
# re-enable hardening for programs
sed -i "/build-programs=/s#no#yes#" configparms
echo "CC += -fstack-protector-strong -D_FORTIFY_SOURCE=2" >> configparms
echo "CXX += -fstack-protector-strong -D_FORTIFY_SOURCE=2" >> configparms
make
}
check() {
cd glibc-build
# remove harding in preparation to run test-suite
sed -i '/FORTIFY/d' configparms
# some failures are "expected"
make check || true
}
package() {
cd glibc-build
make install_root=${pkgdir} install
rm -rf ${pkgdir}/{etc,sbin,usr/{bin,sbin,share},var}
# We need to keep 32 bit specific header files
find ${pkgdir}/usr/include -type f -not -name '*-32.h' -delete
# Dynamic linker
mkdir ${pkgdir}/usr/lib
ln -s ../lib32/ld-linux.so.2 ${pkgdir}/usr/lib/
# Add lib32 paths to the default library search path
install -Dm644 "$srcdir/lib32-glibc.conf" "$pkgdir/etc/ld.so.conf.d/lib32-glibc.conf"
# Symlink /usr/lib32/locale to /usr/lib/locale
ln -s ../lib/locale "$pkgdir/usr/lib32/locale"
# remove the static libraries that have a shared counterpart
# libc, libdl, libm and libpthread are required for toolchain testsuites
# in addition libcrypt appears widely required
rm $pkgdir/usr/lib32/lib{anl,BrokenLocale,nsl,resolv,rt,util}.a
# Do not strip the following files for improved debugging support
# ("improved" as in not breaking gdb and valgrind...):
# ld-${pkgver}.so
# libc-${pkgver}.so
# libpthread-${pkgver}.so
# libthread_db-1.0.so
cd $pkgdir
strip $STRIP_BINARIES \
\
\
usr/lib32/getconf/*
strip $STRIP_STATIC usr/lib32/*.a
strip $STRIP_SHARED usr/lib32/lib{anl,BrokenLocale,cidn,crypt}-*.so \
usr/lib32/libnss_{compat,db,dns,files,hesiod,nis,nisplus}-*.so \
usr/lib32/lib{dl,m,nsl,resolv,rt,util}-*.so \
usr/lib32/lib{memusage,pcprofile,SegFault}.so \
usr/lib32/{audit,gconv}/*.so || true
}
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