#!/bin/bash
[ -f /.dockerenv ] || { echo "please run in supplied container"; exit 1; }
set -e; source environment
set -x

build_dir="${BUILD_DIR?}"
buildroot_dir="${build_dir}/buildroot"
buildroot_repo="${BUILDROOT_REPO?}"
buildroot_ref=${BUILDROOT_REF?}

[[ -f ~/.gitconfig ]] || \
	printf "[color]\nui=auto\n[user]\nemail=build@local\nname=Build User" \
		> ~/.gitconfig

mkdir -p "$build_dir"
git clone "$buildroot_repo" "$buildroot_dir"
git -C "$buildroot_dir" checkout "$buildroot_ref"
cd "$buildroot_dir"
make source