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librsvg/ci/install-rust.sh

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#!/bin/bash
#
# IMPORTANT: See
# https://gnome.pages.gitlab.gnome.org/librsvg/devel-docs/ci.html#container-image-version
set -o errexit -o pipefail -o noclobber -o nounset
source ./ci/env.sh
export CARGO_HOME='/usr/local/cargo'
PARSED=$(getopt --options '' --longoptions 'rustup-version:,stable:,minimum:,nightly:,arch:' --name "$0" -- "$@")
eval set -- "$PARSED"
unset PARSED
RUSTUP_VERSION=
STABLE=
MINIMUM=
NIGHTLY=
ARCH=
while true; do
case "$1" in
'--rustup-version')
RUSTUP_VERSION=$2
shift 2
;;
'--stable')
STABLE=$2
shift 2
;;
'--minimum')
MINIMUM=$2
shift 2
;;
'--nightly')
NIGHTLY=$2
shift 2
;;
'--arch')
ARCH=$2
shift 2
;;
'--')
shift
break
;;
*)
echo "Programming error"
exit 3
;;
esac
done
if [ -z "$RUSTUP_VERSION" ]; then
echo "missing --rustup-version argument"
exit 1
fi
if [ -z "$STABLE" ]; then
echo "missing --stable argument, please pass the stable version of rustc you want"
exit 1
fi
if [ -z "$ARCH" ]; then
echo "missing --arch argument, please pass an architecture triple like x86_64-unknown-linux-gnu"
exit 1
fi
RUSTUP_URL="https://static.rust-lang.org/rustup/archive/$RUSTUP_VERSION/$ARCH/rustup-init"
wget "$RUSTUP_URL"
chmod +x rustup-init
./rustup-init -y --no-modify-path --profile minimal --default-toolchain "$STABLE"
rm rustup-init
chmod -R a+w "$RUSTUP_HOME" "$CARGO_HOME"
if [ -n "$MINIMUM" ]; then
rustup toolchain install "$MINIMUM"
fi
if [ -n "$NIGHTLY" ]; then
rustup toolchain install "$NIGHTLY"
fi