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# Maintainer: Christer Solskogen <christer.solskogen@gmail.com>
# Build order: armv7l-binutils -> armv7l-linux-api-headers -> armv7l-gcc-bootstrap -> armv7l-glibc -> armv7l-gcc -> armv7l-glibc (again)
_arch=armv7l
_target=$_arch-unknown-linux-gnueabihf
pkgname=$_arch-glibc
pkgver=2.36
pkgrel=3
_commit=be176490b818b65b5162c332eb6b581690b16e5c
pkgdesc="GNU C Library ARM (32bit) target"
arch=(any)
url='https://www.gnu.org/software/libc/'
license=('GPL' 'LGPL')
depends=($_arch-linux-api-headers)
makedepends=($_arch-binutils $_arch-gcc python)
options=(!strip staticlibs)
source=(https://ftp.gnu.org/gnu/libc/glibc-$pkgver.tar.xz{,.sig})
sha256sums=('1c959fea240906226062cb4b1e7ebce71a9f0e3c0836c09e7e3423d434fcfe75'
'SKIP')
validpgpkeys=(7273542B39962DF7B299931416792B4EA25340F8 # "Carlos O'Donell <carlos@systemhalted.org>"
BC7C7372637EC10C57D7AA6579C43DFBF1CF2187) # Siddhesh Poyarekar
build() {
mkdir -p glibc-build
cd glibc-build
echo "build-programs=no" > configparms
echo "cross-compiling=yes" >> configparms
echo "slibdir=/usr/lib" >> configparms
echo "rtlddir=/usr/lib" >> configparms
#Use c/cxx-flags from Arch Linux ARM
CFLAGS="-march=armv7-a -mfloat-abi=hard -mfpu=neon -O2 -pipe -fstack-protector-strong -fno-plt -fexceptions \
-Wformat -Werror=format-security \
-fstack-clash-protection"
"$srcdir"/glibc-$pkgver/configure \
--prefix=/usr \
--host=$_target \
--libdir=/usr/lib \
--with-bugurl=https://aur.archlinux.org/packages/armv7l-glibc \
--enable-add-ons \
--enable-bind-now \
--enable-lock-elision \
--disable-multi-arch \
--enable-stack-protector=strong \
--enable-stackguard-randomization \
--disable-profile \
--disable-timezone-tools \
--disable-werror
make --jobserver-style=pipe
}
package() {
cd glibc-build
make --jobserver-style=pipe DESTDIR="$pkgdir"/usr/$_target/sys-root install
#we don't want static libraries. Only keep the one that we really need.
find "$pkgdir"/usr/$_target/sys-root -name '*.a' -and -not -name libc_nonshared.a -delete
#Remove files we don't need in a cross compilation environment
rm -r "$pkgdir"/usr/$_target/sys-root/{etc,usr/share,var}
#strip manually
find "$pkgdir"/usr/$_target/sys-root -name '*.so' -and ! -name 'libc.so' -print0 | xargs -0 $_target-strip --strip-all
#fix missing symlink
ln -s libpthread.so.0 "$pkgdir"/usr/$_target/sys-root/usr/lib/libpthread.so
}
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