case "$(uname -s)" in
"Darwin" )
  install_package "pypy-2.1" "https://bitbucket.org/pypy/pypy/downloads/pypy-2.1-osx64.tar.bz2#2a9b66d1511335183108428436fe4184" "pypy" verify_py27
  ;;
"Linux" )
  case "$(uname -m)" in
  "armel" )
    install_package "pypy-2.1" "https://bitbucket.org/pypy/pypy/downloads/pypy-2.1-linux-armel.tar.bz2#48cdb54c54153d219670a8a56364e9cb" "pypy" verify_py27
  ;;
  "armhf" )
    install_package "pypy-2.1" "https://bitbucket.org/pypy/pypy/downloads/pypy-2.1-linux-armhf-raring.tar.bz2#563a97875c342459c277cdd567c83af8" "pypy" verify_py27
  ;;
  "i386" | "i486" | "i586" | "i686" | "i786" )
    install_package "pypy-2.1" "https://bitbucket.org/pypy/pypy/downloads/pypy-2.1-linux.tar.bz2#dd6b4f4f52ab1bebe30b32dc4085757a" "pypy" verify_py27
  ;;
  "x86_64" )
    install_package "pypy-2.1" "https://bitbucket.org/pypy/pypy/downloads/pypy-2.1-linux64.tar.bz2#80ef61f3b1b15fd0bd94fa5cdf8a005f" "pypy" verify_py27
  esac
  ;;
"CYGWIN"* | "MINGW"* )
  # FIXME: never tested on Windows
  install_zip "pypy-2.1" "https://bitbucket.org/pypy/pypy/downloads/pypy-2.1-win32.zip#9943c7a008535c99fed6bbe1c5a22797" "pypy" verify_py27
  ;;
* )
  { echo "Precompiled binary of pypy-2.1 is not available for $(uname -s)-$(uname -m)."
    echo "To build pypy-2.1 from soruce, use 'pypy-2.1-src'."
  } 1>&4 2>&1
  false
  ;;
esac

install_package "setuptools-2.1" "https://pypi.python.org/packages/source/s/setuptools/setuptools-2.1.tar.gz#2044725530450d0517393882dc4b7508" python
install_package "pip-1.5.1" "https://pypi.python.org/packages/source/p/pip/pip-1.5.1.tar.gz#4678c2ae5cce4e9234c3923d7dcb32f0" python