#!/usr/bin/env bash

# SPDX-FileCopyrightText: 2022 Robin Vobruba <hoijui.quaero@gmail.com>
#
# SPDX-License-Identifier: Unlicense

# Exit immediately on each error and unset variable;
# see: https://vaneyckt.io/posts/safer_bash_scripts_with_set_euxo_pipefail/
set -Eeuo pipefail
#set -Eeu

function print_help() {

	local script_name="$(basename "$0")"
	echo "Installs the Ubuntu/Debian packages required"
	echo "for building (this) Rust project, using 'apt-get'."
	echo
	echo "Usage:"
	echo "  $script_name [OPTION...]"
	echo "Options:"
	echo "  -h, --help"
	echo "    Show this help message and exit"
	echo "Examples:"
	echo "  $script_name"
	echo "  $script_name --help"
}

# read command-line args
POSITIONAL=()
while [[ $# -gt 0 ]]
do
	arg="$1"
	shift # $2 -> $1, $3 -> $2, ...

	case "$arg" in
		-h|--help)
			print_help
			exit 0
			;;
		*) # non-/unknown option
			POSITIONAL+=("$arg") # save it in an array for later
			;;
	esac
done
set -- "${POSITIONAL[@]}" # restore positional parameters

sudo apt-get update
sudo apt-get install -y --no-install-recommends \
	build-essential \
	musl-tools