create-prefixed-archive.sh

#!/bin/bash
# Copyright lowRISC contributors.
# Licensed under the Apache License, Version 2.0, see LICENSE for details.
# SPDX-License-Identifier: Apache-2.0

# This will tar-up $toolchain_dest into a tar called $toolchain_full_name.tar.xz
#
# All files in that tarball will be in a directory called $toolchain_full_name,
# not $(basename $toolchain_dest).

set -e
set -x
set -o pipefail

if ! [ "$#" = 2 ]; then
  echo "Usage: $0 <toolchain_name> <artifact_dir>"
  exit 2
fi;

repo_dir="$(git rev-parse --show-toplevel)"
build_dir="${repo_dir}/build"
dist_dir="${build_dir}/dist"

# These arguments are provided by `./build-*-with-args.sh`
toolchain_full_name="$1"
artifact_dir="${2:-.}"

tar -cJ \
  --show-transformed-names --verbose \
  --directory="$(dirname "$dist_dir")" \
  -f "${artifact_dir}/${toolchain_full_name}.tar.xz" \
  --transform="flags=rhS;s@^$(basename "$dist_dir")@${toolchain_full_name}@" \
  --owner=0 --group=0 \
  "$(basename "$dist_dir")"