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# Maintainer: Heptazhou <zhou at 0h7z dot com>
# Contributor: Allan McRae <allan@archlinux.org>
# Contributor: Bartłomiej Piotrowski <bpiotrowski@archlinux.org>
# Contributor: Giancarlo Razzolini <grazzolini@archlinux.org>
# Contributor: Frederik Schwan <freswa at archlinux dot org>
# toolchain build order: linux-api-headers->glibc->binutils->gcc->glibc->binutils->gcc
# NOTE: valgrind requires rebuilt with each major glibc version
pkgbase=glibc-linux4
pkgname=(glibc-linux4 lib32-glibc-linux4)
pkgver_=1aed90c9c8f8be9f68b58e96b6e4cd0fc08eb2b1
pkgver=2.38
pkgrel=1
arch=(x86_64)
url="https://www.gnu.org/software/libc/"
license=(GPL LGPL)
makedepends=(git gd lib32-gcc-libs python)
options=(staticlibs !lto)
validpgpkeys=(
7273542B39962DF7B299931416792B4EA25340F8 # Carlos O'Donell
BC7C7372637EC10C57D7AA6579C43DFBF1CF2187 # Siddhesh Poyarekar
)
source=(
git+https://sourceware.org/git/glibc.git#commit=$pkgver_
# https://ftp.gnu.org/gnu/glibc/glibc-$pkgver.tar.xz{,.sig}
glibc-linux4.patch
locale.gen.txt
locale-gen
lib32-glibc.conf
sdt.h
sdt-config.h
)
sha256sums=(
"SKIP"
# "fb82998998b2b29965467bc1b69d152e9c307d2cf301c9eafb4555b770ef3fd2" "SKIP"
"e105e7788b068f364178eaaa6cd2e150047fec7a79138fda32a5410cbdf1c1b4"
"2a7dd6c906b6c54a68f48a21898664a32fdb136cbd9ff7bfd48f01d1aaa649ae"
"7503947e23cecc8307e8f7ce2a792eecb6f72f22d6838b34417c2489a259fde9"
"c27424154a6096ae32c0824b785e05de6acef33d9224fd6147d1936be9b4962b"
"774061aff612a377714a509918a9e0e0aafce708b87d2d7e06b1bd1f6542fe70"
"cdc234959c6fdb43f000d3bb7d1080b0103f4080f5e67bcfe8ae1aaf477812f0"
)
prepare() {
mkdir -p glibc-build lib32-glibc-build
[[ -d glibc-$pkgver ]] && ln -s glibc-$pkgver glibc
cd glibc
# compatibility with linux 4.x hosts
# patch -Np1 < "$srcdir"/glibc-linux4.patch
}
build() {
local _configure_flags=(
--prefix=/usr
--with-headers=/usr/include
--with-bugurl=https://bugs.archlinux.org/
--enable-bind-now
--enable-cet
--enable-fortify-source
--enable-kernel=4.4.0
--enable-multi-arch
--enable-stack-protector=strong
--enable-systemtap
--disable-profile
--disable-werror
)
cd "${srcdir}"/glibc-build
echo "slibdir=/usr/lib" >> configparms
echo "rtlddir=/usr/lib" >> configparms
echo "sbindir=/usr/bin" >> configparms
echo "rootsbindir=/usr/bin" >> configparms
# Credits @allanmcrae
# https://github.com/allanmcrae/toolchain/blob/f18604d70c5933c31b51a320978711e4e6791cf1/glibc/PKGBUILD
# remove fortify for building libraries
# CFLAGS=${CFLAGS/-Wp,-D_FORTIFY_SOURCE=2/}
"${srcdir}"/glibc/configure \
--libdir=/usr/lib \
--libexecdir=/usr/lib \
"${_configure_flags[@]}"
make -O
# build info pages manually for reproducibility
make info
cd "${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
"${srcdir}"/glibc/configure \
--host=i686-pc-linux-gnu \
--libdir=/usr/lib32 \
--libexecdir=/usr/lib32 \
"${_configure_flags[@]}"
make -O
cd "${srcdir}"/glibc-build
# pregenerate C.UTF-8 locale until it is built into glibc
# (https://sourceware.org/glibc/wiki/Proposals/C.UTF-8, FS#74864)
elf/ld.so --library-path "$PWD" locale/localedef -c -f ../glibc/localedata/charmaps/UTF-8 -i ../glibc/localedata/locales/C ../C.UTF-8/
}
check() {
cd glibc-build
# adjust/remove buildflags that cause false-positive testsuite failures
sed -i '/FORTIFY/d' configparms # failure to build testsuite
sed -i 's/-Werror=format-security/-Wformat-security/' config.make # failure to build testsuite
sed -i '/CFLAGS/s/-fno-plt//' config.make # 16 failures
sed -i '/CFLAGS/s/-fexceptions//' config.make # 1 failure
LDFLAGS=${LDFLAGS/,-z,now/} # 10 failures
# some failures are "expected"
# make -O check || \ #
true
}
package_glibc-linux4() {
pkgdesc="GNU C Library (linux 4.x compat)"
depends=("linux-api-headers>=4.10" tzdata filesystem)
provides=("glibc=$pkgver")
conflicts=("glibc")
optdepends=("gd: for memusagestat" "perl: for mtrace")
install=glibc.install
backup=(
etc/gai.conf
etc/locale.gen
etc/nscd.conf
)
make -C glibc-build install_root="${pkgdir}" install
rm -f "${pkgdir}"/etc/ld.so.cache
# 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 >> "${pkgdir}"/etc/locale.gen
# Add SUPPORTED file to pkg
sed -e '1,3d' -e 's|/| |g' -e 's| \\||g' \
"${srcdir}"/glibc/localedata/SUPPORTED > "${pkgdir}"/usr/share/i18n/SUPPORTED
# install C.UTF-8 so that it is always available
install -dm755 "${pkgdir}"/usr/lib/locale
cp -r "${srcdir}"/C.UTF-8 -t "${pkgdir}"/usr/lib/locale
sed -i '/#C\.UTF-8 /d' "${pkgdir}"/etc/locale.gen
# Provide tracing probes to libstdc++ for exceptions, possibly for other
# libraries too. Useful for gdb's catch command.
install -Dm644 "${srcdir}"/sdt.h "${pkgdir}"/usr/include/sys/sdt.h
install -Dm644 "${srcdir}"/sdt-config.h "${pkgdir}"/usr/include/sys/sdt-config.h
}
package_lib32-glibc-linux4() {
pkgdesc="GNU C Library (linux 4.x compat, 32-bit)"
depends=("glibc=$pkgver")
provides=("lib32-glibc=$pkgver")
conflicts=("lib32-glibc")
options+=("!emptydirs")
cd lib32-glibc-build
make install_root="${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
}
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