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#!/usr/bin/env bash
# Install/update rust.
# The first argument should be the toolchain to install.
set -ex
if [ -z "$1" ]
then
echo "First parameter must be toolchain to install."
exit 1
fi
TOOLCHAIN="$1"
rustup set profile minimal
rustup component remove --toolchain=$TOOLCHAIN rust-docs || echo "already removed"
rustup update --no-self-update $TOOLCHAIN
if [ -n "$2" ]
then
TARGET="$2"
HOST=$(rustc -Vv | grep ^host: | sed -e "s/host: //g")
if [ "$HOST" != "$TARGET" ]
then
rustup component add llvm-tools-preview --toolchain=$TOOLCHAIN
rustup component add rust-std-$TARGET --toolchain=$TOOLCHAIN
fi
fi
rustup default $TOOLCHAIN
rustup -V
rustc -Vv
cargo -V
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