rust/setup-toolchain.sh
2019-11-27 16:32:51 +07:00

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#!/bin/bash
# Set up the appropriate rustc toolchain
set -e
cd "$(dirname "$0")"
RTIM_PATH=$(command -v rustup-toolchain-install-master)
CARGO_HOME=${CARGO_HOME:-$HOME/.cargo}
# Check if people also install RTIM in other locations beside
# ~/.cargo/bin
if [[ "$RTIM_PATH" == $CARGO_HOME/bin/rustup-toolchain-install-master ]]; then
cargo +nightly install rustup-toolchain-install-master
else
VERSION=$(rustup-toolchain-install-master -V | grep -o "[0-9.]*")
REMOTE=$(cargo search rustup-toolchain-install-master | grep -o "[0-9.]*")
echo "info: skipping updating rustup-toolchain-install-master at $RTIM_PATH"
echo " current version : $VERSION"
echo " remote version : $REMOTE"
fi
RUST_COMMIT=$(git ls-remote https://github.com/rust-lang/rust master | awk '{print $1}')
if rustc +master -Vv 2>/dev/null | grep -q "$RUST_COMMIT"; then
echo "info: master toolchain is up-to-date"
exit 0
fi
rustup-toolchain-install-master -f -n master -c rustc-dev -- "$RUST_COMMIT"
rustup override set master