gistfile1.txt

function serve_cgi(filename, res, get, post, method, vhost, port, pinfo, get, sname, uri, droot) {
  var env = {
    CONTENT_LENGTH:     post.length,
    CONTENT_TYPE:       'application/x-www-form-urlencoded',
    DOCUMENT_ROOT:      droot,
    GATEWAY_INTERFACE:  'CGI/1.1',
    HTTP_HOST:          vhost,
    QUERY_STRING:       get,
    REDIRECT_STATUS:    '200',
    REQUEST_METHOD:     method,
    REQUEST_URI:        uri,
    SCRIPT_FILENAME:    filename,
    SCRIPT_NAME:        sname,
    SERVER_NAME:        vhost,
    SERVER_PORT:        port,
    SERVER_PROTOCOL:    'HTTP/1.1',
    SERVER_SOFTWARE:    'Node/'+process.version+' (Nodality/20110402)',
  }

  var chunks = [];
  var total = 0;
  var headers = {};
  var cgi = spawn(filename, [], env);
  cgi.stdout.on('data', function (data) {
    chunks.push(data);
    total += data.length;
  });
  cgi.on('exit', function (code) {
    var buf = new Buffer(length);
    var offset = 0;
    chunks.forEach(function(chunk) {
      chunk.copy(buf, offset, 0);
      offset += chunk.length;
    });

    //chop your headers out here.
    //build the headers object up.
    
    res.writeHead(200, headers);
    res.write(data, 'binary');
    res.end();
  });
}