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/* Copyright (C) 2009 Sun Microsystems, Inc.
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/* Copyright (C) 2009 Sun Microsystems
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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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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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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
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#ifndef PLUGIN_MULTI_THREAD_MULTI_THREAD_H
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#define PLUGIN_MULTI_THREAD_MULTI_THREAD_H
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#include <drizzled/plugin/scheduler.h>
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#include "drizzled/internal/my_sys.h"
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#include <drizzled/sql_parse.h>
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#include <drizzled/session.h>
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namespace multi_thread {
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class MultiThreadScheduler: public drizzled::plugin::Scheduler
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drizzled::atomic<uint32_t> thread_count;
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MultiThreadScheduler(const char *name_arg):
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Scheduler(name_arg)
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struct sched_param tmp_sched_param;
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memset(&tmp_sched_param, 0, sizeof(struct sched_param));
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/* Setup attribute parameter for session threads. */
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(void) pthread_attr_init(&attr);
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(void) pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
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pthread_attr_setscope(&attr, PTHREAD_SCOPE_SYSTEM);
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tmp_sched_param.sched_priority= WAIT_PRIOR;
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(void) pthread_attr_setschedparam(&attr, &tmp_sched_param);
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~MultiThreadScheduler();
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bool addSession(drizzled::Session::shared_ptr &session);
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void killSessionNow(drizzled::Session::shared_ptr &session);
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void killSession(drizzled::Session*);
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bool addSession(drizzled::Session *session);
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void killSessionNow(drizzled::Session *session);
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void runSession(drizzled::session_id_t);
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void runSession(drizzled::Session *session)
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if (drizzled::internal::my_thread_init())
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session->disconnect(drizzled::ER_OUT_OF_RESOURCES, true);
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session->status_var.aborted_connects++;
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killSessionNow(session);
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session->thread_stack= (char*) &session;
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killSessionNow(session);
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} // namespace multi_thread
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#endif /* PLUGIN_MULTI_THREAD_MULTI_THREAD_H */