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# Maintainer: Jiuyang Liu <liujiuyang1994@gmail.com>
# Follow the upstream of https://github.com/sifive/freedom-tools/blob/master/Makefile
_target=riscv-sifive-elf
pkgname=$_target-newlib
pkgver=3.1.0
pkgrel=1
pkgdesc='A C standard library implementation intended for use on embedded systems (RISC-V bare metal)'
arch=(x86_64)
url='https://sourceware.org/newlib/'
license=(BSD)
makedepends=($_target-gcc-stage1)
options=(!emptydirs !strip)
source=("http://sourceware.org/pub/newlib/newlib-$pkgver.tar.gz")
md5sums=('f84263b7d524df92a9c9fb30b79e0134')
prepare() {
rm -rf $srcdir/build-{newlib,newlib-nano}
mkdir $srcdir/build-{newlib,newlib-nano}
}
build() {
cd $srcdir/build-newlib
../newlib-$pkgver/configure \
--target=$_target \
--prefix=/usr \
--enable-newlib-io-c99-formats \
--enable-newlib-io-long-double \
--enable-newlib-io-long-long \
CFLAGS_FOR_TARGET="-Os -mcmodel=medany" \
CXXFLAGS_FOR_TARGET="-Os -mcmodel=medany"
make
cd $srcdir/build-newlib-nano
../newlib-$pkgver/configure \
--target=$_target \
--prefix=/usr \
--disable-newlib-fseek-optimization \
--disable-newlib-fvwrite-in-streamio \
--disable-newlib-supplied-syscalls \
--disable-newlib-unbuf-stream-opt \
--disable-newlib-wide-orient \
--disable-nls \
--enable-lite-exit \
--enable-newlib-global-atexit \
--enable-newlib-nano-formatted-io \
--enable-newlib-nano-malloc \
--enable-newlib-reent-small \
--enable-newlib-register-fini \
CFLAGS_FOR_TARGET="-Os -ffunction-sections -fdata-sections -mcmodel=medany" \
CXXFLAGS_FOR_TARGET="-Os -ffunction-sections -fdata-sections -mcmodel=medany"
make
}
package() {
cd "$srcdir"/build-newlib-nano
make DESTDIR="$pkgdir" install
find "$pkgdir" -regex ".*/lib\(c\|g\|rdimon\)\.a" -exec rename .a _nano.a '{}' \;
install -d "$pkgdir"/usr/$_target/include/newlib-nano
install -m644 -t "$pkgdir"/usr/$_target/include/newlib-nano "$pkgdir"/usr/$_target/include/newlib.h
cd "$srcdir"/build-newlib
make DESTDIR="$pkgdir" install
find "$pkgdir"/usr/$_target/lib \( -name "*.a" -or -name "*.o" \) -exec $_target-objcopy -R .comment -R .note -R .debug_info -R .debug_aranges -R .debug_pubnames -R .debug_pubtypes -R .debug_abbrev -R .debug_line -R .debug_str -R .debug_ranges -R .debug_loc '{}' \;
install -d "$pkgdir"/usr/share/licenses/$pkgname/
install -m644 -t "$pkgdir"/usr/share/licenses/$pkgname/ "$srcdir"/newlib-$pkgver/COPYING*
}
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