go-fetch

#!/bin/sh

set -e

export LLVM_CMAKE_OPTS=-j8

mkdir -p inputs

echo "********** Clone rust"
[ -e inputs/rust ] || (cd inputs && git clone https://github.com/rust-lang/rust.git)
(cd inputs/rust && git checkout 0ade339411587887bf01bcfa2e9ae4414c8900d4 && git reset --hard && git clean -xdf)

echo "********** Clone mrustc"
[ -e inputs/mrustc ] || (cd inputs && git clone https://github.com/thepowersgang/mrustc.git)
(cd inputs/mrustc && git checkout 854ffd1878578cdd4431c6335d41ee16a4a505c7 && git reset --hard && git clean -xdf)

echo "********** Creating clean work directories from inputs"
rm -rf mrustc rust
cp -a inputs/mrustc mrustc
cp -a inputs/rust rust

echo "********** FIXME getting vendored crates from rustc tarball" 
# Should be vendored by us instead
[ -e inputs/rustc-1.19.0-src.tar.gz ] || (cd inputs && curl https://static.rust-lang.org/dist/rustc-1.19.0-src.tar.gz > .temp && mv .temp rustc-1.19.0-src.tar.gz)
sha256sum -c sums
(cd inputs && tar xzf rustc-1.19.0-src.tar.gz rustc-1.19.0-src/src/vendor)
cp -a inputs/rustc-1.19.0-src/src/vendor rust/src/vendor

echo "********** Fetch rust git submodules"
(cd rust && git submodule init && git submodule update --init)

echo "********** Patching mrustc"
(cd mrustc && patch -p1 < ../mrustc.patch)

echo "********** Patching rust"
(cd rust && patch -p1 < ../rustc.patch)