#!/usr/bin/env bash

set -e
set -o pipefail

if [ $# -ne 2 ]; then
  echo "usage: $0 VERSION RELEASE_DIRECTORY"
  exit 1
fi

version="$1"
release_directory="$2"
file="share/ruby-build/${version}"

basename="ruby-${version}.tar.gz"
major_minor_version=$(echo ${version} | cut -d '.' -f 1,2)
url="https://cache.ruby-lang.org/pub/ruby/${major_minor_version}/${basename}"
if command -v sha256sum >/dev/null; then
  sha256=$(sha256sum "$release_directory/$basename" | cut -d ' ' -f 1)
elif command -v shasum >/dev/null; then
  sha256=$(shasum -a 256 "$release_directory/$basename" | cut -d ' ' -f 1)
else
  echo "$0 requires sha256sum or shasum to be installed on the system."
  exit 1
fi

cat > "$file" <<EOS
!TODO! copy openssl line from other release with the same major.minor version
install_package "ruby-${version}" "${url}#${sha256}" ldflags_dirs enable_shared standard verify_openssl
EOS