#!/bin/bash

set -eo pipefail

detect_ssccache_arch() {
  arch="$(arch)"

  case $arch in
    x86_64)
      sccache_arch=x86_64
      ;;
    aarch64)
      sccache_arch=aarch64
      ;;
    *)
      echo >&2 "Unknown arch: $arch"
      return 1
  esac
}

fetch_sccache_and_put_into_user_local_bin() {
  cd /tmp

  detect_ssccache_arch
  wget "https://github.com/mozilla/sccache/releases/download/${sccache_version}/sccache-${sccache_version}-$sccache_arch-unknown-linux-musl.tar.gz"

  tar -xzf sccache*.tar.gz
  mv sccache*/sccache /usr/local/bin/sccache
}

cleanup_download() {
  rm -r sccache*
}

sccache_version="v0.16.0"
fetch_sccache_and_put_into_user_local_bin
cleanup_download