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#!/bin/bash
set -eux
# Install prerequisites.
apt-get update
apt-get install -y --no-install-recommends \
apt-transport-https \
ca-certificates \
clang-5.0 \
cmake \
curl \
file \
g++ \
gdb \
git \
lld-5.0 \
make \
python \
sudo \
xz-utils
# Set up a Clang-based cross compiler toolchain.
# Based on the steps described at https://nuxi.nl/cloudabi/debian/
target=$1
for tool in ar nm objdump ranlib size; do
ln -s ../lib/llvm-5.0/bin/llvm-${tool} /usr/bin/${target}-${tool}
done
ln -s ../lib/llvm-5.0/bin/clang /usr/bin/${target}-cc
ln -s ../lib/llvm-5.0/bin/clang /usr/bin/${target}-c++
ln -s ../lib/llvm-5.0/bin/lld /usr/bin/${target}-ld
ln -s ../../${target} /usr/lib/llvm-5.0/${target}
# Install the C++ runtime libraries from CloudABI Ports.
apt-key adv --batch --yes --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 0DA51B8531344B15
add-apt-repository -y 'deb https://nuxi.nl/distfiles/cloudabi-ports/debian/ cloudabi cloudabi'
apt-get update
apt-get install -y "${target//_/-}-cxx-runtime"
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