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# Maintainer: Bartłomiej Piotrowski <bpiotrowski@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
pkgbase=glibc
pkgname=(glibc lib32-glibc)
pkgver=2.32
pkgrel=4
arch=(x86_64)
url='https://www.gnu.org/software/libc'
license=(GPL LGPL)
makedepends=(git gd lib32-gcc-libs python)
options=(!strip staticlibs)
#_commit=3de512be7ea6053255afed6154db9ee31d4e557a
#source=(git+https://sourceware.org/git/glibc.git#commit=$_commit
source=(https://ftp.gnu.org/gnu/glibc/glibc-$pkgver.tar.xz{,.sig}
locale.gen.txt
locale-gen
lib32-glibc.conf
sdt.h sdt-config.h
bz26534.patch)
validpgpkeys=(7273542B39962DF7B299931416792B4EA25340F8 # Carlos O'Donell
BC7C7372637EC10C57D7AA6579C43DFBF1CF2187) # Siddhesh Poyarekar
md5sums=('720c7992861c57cf97d66a2f36d8d1fa'
'SKIP'
'07ac979b6ab5eeb778d55f041529d623'
'476e9113489f93b348b21e144b6a8fcf'
'6e052f1cb693d5d3203f50f9d4e8c33b'
'91fec3b7e75510ae2ac42533aa2e695e'
'680df504c683640b02ed4a805797c0b2'
'fc57038c1297c7c11258e8dda1623ec2')
prepare() {
mkdir -p glibc-build lib32-glibc-build
[[ -d glibc-$pkgver ]] && ln -s glibc-$pkgver glibc
cd glibc
local i; for i in ${source[@]}; do
case ${i%::*} in
*.patch)
echo " -> Applying ${i}"
patch -p1 -i "$srcdir/${i}"
;;
esac
done
}
build() {
local _configure_flags=(
--prefix=/usr
--with-headers=/usr/include
--with-bugurl=https://bugs.archlinux.org/
--enable-add-ons
--enable-bind-now
--enable-cet
--enable-lock-elision
--enable-multi-arch
--enable-stack-protector=strong
--enable-stackguard-randomization
--enable-static-pie
--enable-systemtap
--disable-profile
--disable-werror
)
cd "$srcdir/glibc-build"
echo "slibdir=/usr/lib" >> configparms
echo "rtlddir=/usr/lib" >> configparms
echo "sbindir=/usr/bin" >> configparms
echo "rootsbindir=/usr/bin" >> configparms
# remove fortify for building libraries
CPPFLAGS=${CPPFLAGS/-D_FORTIFY_SOURCE=2/}
#
CFLAGS=${CFLAGS/-fno-plt/}
CXXFLAGS=${CXXFLAGS/-fno-plt/}
LDFLAGS=${LDFLAGS/,-z,now/}
"$srcdir/glibc/configure" \
--libdir=/usr/lib \
--libexecdir=/usr/lib \
${_configure_flags[@]}
# build libraries with fortify disabled
echo "build-programs=no" >> configparms
make
# re-enable fortify for programs
sed -i "/build-programs=/s#no#yes#" configparms
echo "CC += -D_FORTIFY_SOURCE=2" >> configparms
echo "CXX += -D_FORTIFY_SOURCE=2" >> configparms
make
# build info pages manually for reprducibility
make info
cd "$srcdir/lib32-glibc-build"
export CC="gcc -m32 -mstackrealign"
export CXX="g++ -m32 -mstackrealign"
echo "slibdir=/usr/lib32" >> configparms
echo "rtlddir=/usr/lib32" >> configparms
echo "sbindir=/usr/bin" >> configparms
echo "rootsbindir=/usr/bin" >> configparms
# remove fortify for building libraries
CPPFLAGS=${CPPFLAGS/-D_FORTIFY_SOURCE=2/}
CFLAGS=${CFLAGS/-fno-plt/}
CXXFLAGS=${CXXFLAGS/-fno-plt/}
"$srcdir/glibc/configure" \
--host=i686-pc-linux-gnu \
--libdir=/usr/lib32 \
--libexecdir=/usr/lib32 \
${_configure_flags[@]}
# build libraries with fortify disabled
echo "build-programs=no" >> configparms
make
# re-enable fortify for programs
sed -i "/build-programs=/s#no#yes#" configparms
echo "CC += -D_FORTIFY_SOURCE=2" >> configparms
echo "CXX += -D_FORTIFY_SOURCE=2" >> configparms
make
}
check() {
cd glibc-build
# remove fortify in preparation to run test-suite
sed -i '/FORTIFY/d' configparms
# some failures are "expected"
make check || true
}
package_glibc() {
pkgdesc='GNU C Library'
depends=('linux-api-headers>=4.10' tzdata filesystem)
optdepends=('gd: for memusagestat')
install=glibc.install
backup=(etc/gai.conf
etc/locale.gen
etc/nscd.conf)
install -dm755 "$pkgdir/etc"
touch "$pkgdir/etc/ld.so.conf"
make -C glibc-build install_root="$pkgdir" install
rm -f "$pkgdir"/etc/ld.so.{cache,conf}
# Shipped in tzdata
rm -f "$pkgdir"/usr/bin/{tzselect,zdump,zic}
cd glibc
install -dm755 "$pkgdir"/usr/lib/{locale,systemd/system,tmpfiles.d}
install -m644 nscd/nscd.conf "$pkgdir/etc/nscd.conf"
install -m644 nscd/nscd.service "$pkgdir/usr/lib/systemd/system"
install -m644 nscd/nscd.tmpfiles "$pkgdir/usr/lib/tmpfiles.d/nscd.conf"
install -dm755 "$pkgdir/var/db/nscd"
install -m644 posix/gai.conf "$pkgdir"/etc/gai.conf
install -m755 "$srcdir/locale-gen" "$pkgdir/usr/bin"
# Create /etc/locale.gen
install -m644 "$srcdir/locale.gen.txt" "$pkgdir/etc/locale.gen"
sed -e '1,3d' -e 's|/| |g' -e 's|\\| |g' -e 's|^|#|g' \
"$srcdir/glibc/localedata/SUPPORTED" >> "$pkgdir/etc/locale.gen"
if check_option 'debug' n; then
find "$pkgdir"/usr/bin -type f -executable -exec strip $STRIP_BINARIES {} + 2> /dev/null || true
find "$pkgdir"/usr/lib -name '*.a' -type f -exec strip $STRIP_STATIC {} + 2> /dev/null || true
# Do not strip these for gdb and valgrind functionality, but strip the rest
find "$pkgdir"/usr/lib \
-not -name 'ld-*.so' \
-not -name 'libc-*.so' \
-not -name 'libpthread-*.so' \
-not -name 'libthread_db-*.so' \
-name '*-*.so' -type f -exec strip $STRIP_SHARED {} + 2> /dev/null || true
fi
# Provide tracing probes to libstdc++ for exceptions, possibly for other
# libraries too. Useful for gdb's catch command.
install -Dm644 "$srcdir/sdt.h" "$pkgdir/usr/include/sys/sdt.h"
install -Dm644 "$srcdir/sdt-config.h" "$pkgdir/usr/include/sys/sdt-config.h"
# Provided by libxcrypt; keep the old shared library for backwards compatibility
rm -f "$pkgdir"/usr/include/crypt.h "$pkgdir"/usr/lib/libcrypt.{a,so}
}
package_lib32-glibc() {
pkgdesc='GNU C Library (32-bit)'
depends=("glibc=$pkgver")
options+=('!emptydirs')
cd lib32-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 "$pkgdir/usr/include" -type f -not -name '*-32.h' -delete
# Dynamic linker
install -d "$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"
if check_option 'debug' n; then
find "$pkgdir"/usr/lib32 -name '*.a' -type f -exec strip $STRIP_STATIC {} + 2> /dev/null || true
find "$pkgdir"/usr/lib32 \
-not -name 'ld-*.so' \
-not -name 'libc-*.so' \
-not -name 'libpthread-*.so' \
-not -name 'libthread_db-*.so' \
-name '*-*.so' -type f -exec strip $STRIP_SHARED {} + 2> /dev/null || true
fi
# Provided by lib32-libxcrypt; keep the old shared library for backwards compatibility
rm -f "$pkgdir"/usr/lib32/libcrypt.{a,so}
}
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