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# $Id: PKGBUILD 110036 2014-04-23 14:15:04Z heftig $
# Maintainer: Fantix King <fantix.king@gmail.com>
# Upstream Maintainer: Jan Alexander Steffens (heftig) <jan.steffens@gmail.com>
# Contributor: Jan de Groot <jgc@archlinux.org>
# Contributor: Allan McRae <allan@archlinux.org>
# toolchain build order: linux-api-headers->glibc->binutils->gcc->binutils->glibc
# NOTE: valgrind requires rebuilt with each major glibc version
_pkgbasename=glibc
pkgname=libx32-$_pkgbasename
pkgver=2.19_4
pkgrel=1
pkgdesc="GNU C Library for x32 ABI"
arch=('x86_64')
url="http://www.gnu.org/software/libc"
license=('GPL' 'LGPL')
makedepends=('gcc-multilib-x32>=4.7')
conflicts=('glibc-x32-seed')
provides=('glibc-x32-seed')
options=('!strip' '!emptydirs' 'staticlibs')
source=(http://ftp.gnu.org/gnu/libc/${_pkgbasename}-${pkgver%_*}.tar.xz{,.sig}
glibc-2.19-xattr_header.patch
glibc-2.19-fix-sign-in-bsloww1-input.patch
libx32-glibc.conf)
md5sums=('e26b8cc666b162f999404b03970f14e4'
'SKIP'
'39a4876837789e07746f1d84cd8cb46a'
'755a1a9d7844a5e338eddaa9a5d974cd'
'34a4169d2bdc5a3eb83676a0831aae57')
prepare() {
cd ${srcdir}/${_pkgbasename}-${pkgver%_*}
# fix for {linux,sys}/xattr.h incompatibility - commit fdbe8eae
patch -p1 -i $srcdir/glibc-2.19-xattr_header.patch
# fix issues in sin/cos slow path calculation - commit ffe768a9
patch -p1 -i $srcdir/glibc-2.19-fix-sign-in-bsloww1-input.patch
mkdir ${srcdir}/glibc-build
}
build() {
cd ${srcdir}/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
if [ -x "/opt/gcc-x32-seed/bin/gcc" ]; then
echo "Using gcc-x32-seed"
gcc_home=`ls -d /opt/gcc-x32-seed/lib/gcc/x86_64-unknown-linux-gnu/*/`
export CC="/opt/gcc-x32-seed/bin/gcc -mx32 -B"${gcc_home}
export CXX="/opt/gcc-x32-seed/bin/g++ -mx32 -B"${gcc_home}
else
echo "Using gcc-multilib-x32"
export CC="gcc -mx32"
export CXX="g++ -mx32"
fi
echo "slibdir=/usr/libx32" >> configparms
echo "sbindir=/usr/bin" >> configparms
echo "rootsbindir=/usr/bin" >> configparms
# remove hardening options for building libraries
CFLAGS=${CFLAGS/-fstack-protector/}
CPPFLAGS=${CPPFLAGS/-D_FORTIFY_SOURCE=2/}
${srcdir}/${_pkgbasename}-${pkgver%_*}/configure --prefix=/usr \
--libdir=/usr/libx32 --libexecdir=/usr/libx32 \
--with-headers=/usr/include \
--with-bugurl=https://bugs.archlinux.org/ \
--enable-add-ons=nptl,libidn \
--enable-obsolete-rpc \
--enable-kernel=2.6.32 \
--enable-bind-now --disable-profile \
--enable-stackguard-randomization \
--enable-lock-elision \
--target=x86_64-x32-linux --build=x86_64-linux --host=x86_64-x32-linux \
--enable-multi-arch x86_64-x32-linux
# build libraries with hardening disabled
echo "build-programs=no" >> configparms
make
# re-enable hardening for programs
sed -i "/build-programs=/s#no#yes#" configparms
echo "CC += -fstack-protector -D_FORTIFY_SOURCE=2" >> configparms
echo "CXX += -fstack-protector -D_FORTIFY_SOURCE=2" >> configparms
make
# remove harding in preparation to run test-suite
sed -i '4,6d' configparms
}
check() {
# the linker commands need to be reordered - fixed in 2.19
LDFLAGS=${LDFLAGS/--as-needed,/}
cd ${srcdir}/glibc-build
if [ -x "/opt/gcc-x32-seed/bin/gcc" ]; then
make -k check || true
else
# only acceptable testsuite error is some small libm ulp failures on i686 with gcc-4.9
# TODO: fix upstream and provide patch
make -k check || true
fi
}
package() {
cd ${srcdir}/glibc-build
make install_root=${pkgdir} install
rm -rf ${pkgdir}/{etc,sbin,usr/{bin,sbin,share},var}
# We need one x32 ABI specific header file
find ${pkgdir}/usr/include -type f -not -name stubs-x32.h -delete
# Dynamic linker
mkdir ${pkgdir}/usr/lib
ln -s ../libx32/ld-linux-x32.so.2 ${pkgdir}/usr/lib/
# Add libx32 paths to the default library search path
install -Dm644 "$srcdir/libx32-glibc.conf" "$pkgdir/etc/ld.so.conf.d/libx32-glibc.conf"
# Symlink /usr/libx32/locale to /usr/lib/locale
ln -s ../lib/locale "$pkgdir/usr/libx32/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 $pkgdir/usr/libx32/lib{anl,BrokenLocale,nsl,resolv,rt,util}.a
# Do not strip the following files for improved debugging support
# ("improved" as in not breaking gdb and valgrind...):
# ld-${pkgver}.so
# libc-${pkgver}.so
# libpthread-${pkgver}.so
# libthread_db-1.0.so
cd $pkgdir
strip $STRIP_BINARIES \
\
\
usr/libx32/getconf/*
strip $STRIP_STATIC usr/libx32/*.a
strip $STRIP_SHARED usr/libx32/{libanl,libBrokenLocale,libcidn,libcrypt}-*.so \
usr/libx32/libnss_{compat,db,dns,files,hesiod,nis,nisplus}-*.so \
usr/libx32/{libdl,libm,libnsl,libresolv,librt,libutil}-*.so \
usr/libx32/{libmemusage,libpcprofile,libSegFault}.so \
usr/libx32/{audit,gconv}/*.so
# Fix issue that core/glibc didn't fix the path to /lib/ld-linux-x32.so.2
ln -s /usr/lib ${pkgdir}/libx32
}
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