Drizzled Public API Documentation

local.cc

00001 /* - mode: c; c-basic-offset: 2; indent-tabs-mode: nil; -*-
00002  *  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
00003  *
00004  *  Copyright (C) 2010 Brian Aker
00005  *
00006  *  This program is free software; you can redistribute it and/or modify
00007  *  it under the terms of the GNU General Public License as published by
00008  *  the Free Software Foundation; either version 2 of the License, or
00009  *  (at your option) any later version.
00010  *
00011  *  This program is distributed in the hope that it will be useful,
00012  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00013  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00014  *  GNU General Public License for more details.
00015  *
00016  *  You should have received a copy of the GNU General Public License
00017  *  along with this program; if not, write to the Free Software
00018  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
00019  */
00020 
00021 
00022 #include <config.h>
00023 
00024 #include <drizzled/catalog/local.h>
00025 #include <drizzled/plugin/catalog.h>
00026 
00027 #include <boost/thread/once.hpp>
00028 
00029 namespace drizzled
00030 {
00031 namespace catalog
00032 {
00033 
00034 /* Setup the local catalog for us to use with session */
00035 static identifier::Catalog default_catalog("LOCAL");
00036 static catalog::Instance::shared_ptr _local_catalog;
00037 
00038 static boost::once_flag run_once= BOOST_ONCE_INIT;
00039 
00040 static void init()
00041 {
00042   _local_catalog= plugin::Catalog::getInstance(default_catalog);
00043 }
00044 
00045 identifier::Catalog::const_reference local_identifier()
00046 {
00047   return default_catalog;
00048 }
00049 
00050 Instance::shared_ptr local()
00051 {
00052   boost::call_once(&init, run_once);
00053 
00054   return _local_catalog;
00055 }
00056 
00057 } /* namespace catalog */
00058 } /* namespace drizzled */