#!/bin/bash
REV=4560cb830fce63fcffdc4558f4281aaac6a3a1ba
set -euo pipefail
cd "$(dirname "${BASH_SOURCE[0]}")"
mkdir -p rust
touch rust/COMMIT
if [ "$(cat rust/COMMIT)" != "$REV" ]; then
rm -rf rust
mkdir rust
curl -L "https://github.com/rust-lang/rust/archive/${REV}.tar.gz" \
| tar xz --directory rust --strip-components 1
echo "$REV" > rust/COMMIT
fi