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  • Committer: Stewart Smith
  • Date: 2009-06-16 03:02:59 UTC
  • mto: This revision was merged to the branch mainline in revision 1065.
  • Revision ID: stewart@flamingspork.com-20090616030259-tn2thqrajk6cappd
ER_NISAMCHK is unused, mark it as so. Thanks to Paul DuBois for researching this for MySQL.

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drizzled/scheduling.cc
 
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/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
 
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 *  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
 
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 *
 
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 *  Copyright (C) 2008 Sun Microsystems
 
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 *
 
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 *  This program is free software; you can redistribute it and/or modify
 
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 *  it under the terms of the GNU General Public License as published by
 
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 *  the Free Software Foundation; version 2 of the License.
 
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 *
 
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 *  This program is distributed in the hope that it will be useful,
 
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 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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 *  GNU General Public License for more details.
 
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 *
 
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 *  You should have received a copy of the GNU General Public License
 
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 *  along with this program; if not, write to the Free Software
 
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 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 
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 */
 
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#include <drizzled/server_includes.h>
 
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#include <drizzled/scheduling.h>
 
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#include <drizzled/gettext.h>
 
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#include <drizzled/connect.h>
 
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#include "drizzled/plugin_registry.h"
 
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#include "drizzled/registry.h"
 
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using namespace std;
 
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SchedulerFactory *scheduler_factory= NULL;
 
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drizzled::Registry<SchedulerFactory *> all_schedulers;
 
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bool add_scheduler_factory(SchedulerFactory *factory)
 
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{
 
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  if (all_schedulers.count(factory->getName()) != 0)
 
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  {
 
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    errmsg_printf(ERRMSG_LVL_ERROR,
 
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                  _("Attempted to register a scheduler %s, but a scheduler "
 
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                    "has already been registered with that name.\n"),
 
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                    factory->getName().c_str());
 
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    return true;
 
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  }
 
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  all_schedulers.add(factory);
 
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  return false;
 
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}
 
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bool remove_scheduler_factory(SchedulerFactory *factory)
 
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{
 
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  scheduler_factory= NULL;
 
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  all_schedulers.remove(factory);
 
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  return false;
 
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}
 
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bool set_scheduler_factory(const string& name)
 
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{
 
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  SchedulerFactory *factory= all_schedulers.find(name);
 
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  if (factory == NULL)
 
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  {
 
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    errmsg_printf(ERRMSG_LVL_WARN,
 
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                  _("Attempted to configure %s as the scheduler, which did "
 
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                    "not exist.\n"), name.c_str());
 
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    return true;
 
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  }
 
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  scheduler_factory= factory;
 
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  return false;
 
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}
 
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Scheduler &get_thread_scheduler()
 
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{
 
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  assert(scheduler_factory != NULL);
 
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  Scheduler *sched= (*scheduler_factory)();
 
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  if (sched == NULL)
 
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  {
 
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    errmsg_printf(ERRMSG_LVL_ERROR, _("Scheduler initialization failed.\n"));
 
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    exit(1);
 
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  }
 
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  return *sched;
 
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}
 
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