functions

#!/usr/bin/env bash

fetch_package_md5()
{
  true ${md5_url:=${1}.md5}
  curl \
    -L "${md5_url}/${package_file}.md5" \
    -o "${md5_url##*\/}"
}

fetch_package()
{
  true ${url:=$1}
  curl \
    -L "${url}/${package_file}" \
    -o "${url##*\/}"
}

extract_package()
{
  case "$1" in
    *.tar.gz|*.tgz|*.xz)
      tar zxf "${1}"
      ;;
    *.tar.bz2)
      tar jxf "${1}"
      ;;
    *.zip)
      unzip "${1}" -C ${source_path}
      ;;
    *)
      fail "Unknown archive format for ${1}"
      ;;
  esac
}

configure_package()
{
  ./configure ${configure_flags[@]:-}
}

make_package()
{
  # TODO: make this robust, -j4 for example.
  make
}

install_package()
{
  # TODO: make this robust
  make install
}

build_package()
{
  ensure_paths_exist "${source_path}"

  enter "${source_path}"

  fetch_package

  extract_package

  enter "${package}-${package_version}"

  configure_package

  make_package

  install_package
}