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root/abi/include/abi/proc/thread.h

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/*
 * Copyright (c) 2006 Jakub Jermar
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 * - The name of the author may not be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

/** @addtogroup abi_generic
 * @{
 */
/** @file
 */

#ifndef _ABI_PROC_THREAD_H_
#define _ABI_PROC_THREAD_H_

#include <stdint.h>

typedef uint64_t thread_id_t;

/** Thread states */
typedef enum {
        /** It is an error, if thread is found in this state. */
        Invalid,
        /** State of a thread that is currently executing on some CPU. */
        Running,
        /** Thread in this state is waiting for an event. */
        Sleeping,
        /** State of threads in a run queue. */
        Ready,
        /** Threads are in this state before they are first readied. */
        Entering,
        /** After a thread calls thread_exit(), it is put into Exiting state. */
        Exiting,
        /** Threads that were not detached but exited are Lingering. */
        Lingering
} state_t;

#endif

/** @}
 */

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