#!/usr/bin/env bash

NETTLE=nettle-3.7.2

rm -rf ${NETTLE}

if ! wget -O nettle-3.7.2.tar.gz https://ftp.gnu.org/gnu/nettle/${NETTLE}.tar.gz ;
then
	echo "Failed to download Nettle"
	exit 1
fi

if ! gzip -d < ${NETTLE}.tar.gz | tar xf - ;
then
	echo "Failed to unpack Nettle"
	exit 1
fi

cd nettle-3.7.2 || exit 1

if ! ./configure --enable-fat --disable-sha-ni ;
then
	echo "Failed to configure Nettle"
	exit 1
fi

dd if=/dev/urandom of=sha1-compress.asm count=1024
dd if=/dev/urandom of=sha256-compress.asm count=1024

if ! make -j 4 ;
then
	echo "Failed to build Nettle"
	exit 1
fi

if ! make check ;
then
	echo "Failed to test Nettle"
	exit 1
fi

exit 0