apc || memcached

<?php
  //@author voltage

  define('C_CONN_MEMCACHED_HOSTNAME', '127.0.0.1');
  define('C_CONN_MEMCACHED_PORT', 11211);
  define('C_CACHE_USE_COMPRESSION', false);

  $memcache = new Memcache();
  $memcache->pconnect(C_CONN_MEMCACHED_HOSTNAME, C_CONN_MEMCACHED_PORT);

  function catchd($varname, $timeout, $carrier, $args = null)
  {
    if(extension_loaded('apc'))
    {
      $j = apc_fetch($varname);
      if(empty($j))
      {
        $j = call_user_func($carrier, $args);
        apc_store
        (
          $varname,
          $j,
          $timeout
        );
      }
      return $j;
    }
    else
    {
      if(extension_loaded('memcache'))
      {
        global $memcache;
        $j = $memcache->get($varname);
        if($j === false)
        {
          $j = call_user_func($carrier, $args);
          $memcache->set
          (
            $varname,
            $j,
            (
              C_CACHE_USE_COMPRESSION
              ? MEMCACHE_COMPRESSED
              : 0
            ),
            $timeout
          );
        }
        return $j;
      }
      else
      {
        return call_user_func($carrier, $args);
      }
    }
  }
?>