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/* states.h
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*
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* This include file contains thread execution state information.
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*
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* COPYRIGHT (c) 1989-1999.
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* On-Line Applications Research Corporation (OAR).
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.OARcorp.com/rtems/license.html.
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*
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* $Id: states.h,v 1.2 2001-09-27 11:59:32 chris Exp $
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*/
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#ifndef __RTEMS_STATES_h
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#define __RTEMS_STATES_h
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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* The following type defines the control block used to manage a
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* thread's state.
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*/
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typedef unsigned32 States_Control;
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/*
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* The following constants define the individual states which may be
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* be used to compose and manipulate a thread's state.
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*/
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#define STATES_ALL_SET 0xfffff /* all states */
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#define STATES_READY 0x00000 /* ready to run */
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#define STATES_DORMANT 0x00001 /* created not started */
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#define STATES_SUSPENDED 0x00002 /* waiting for resume */
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#define STATES_TRANSIENT 0x00004 /* in transition */
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#define STATES_DELAYING 0x00008 /* wait for timeout */
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#define STATES_WAITING_FOR_TIME 0x00010 /* wait for TOD */
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#define STATES_WAITING_FOR_BUFFER 0x00020
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#define STATES_WAITING_FOR_SEGMENT 0x00040
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#define STATES_WAITING_FOR_MESSAGE 0x00080
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#define STATES_WAITING_FOR_EVENT 0x00100
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#define STATES_WAITING_FOR_SEMAPHORE 0x00200
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#define STATES_WAITING_FOR_MUTEX 0x00400
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#define STATES_WAITING_FOR_CONDITION_VARIABLE 0x00800
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#define STATES_WAITING_FOR_JOIN_AT_EXIT 0x01000
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#define STATES_WAITING_FOR_RPC_REPLY 0x02000
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#define STATES_WAITING_FOR_PERIOD 0x04000
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#define STATES_WAITING_FOR_SIGNAL 0x08000
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#define STATES_INTERRUPTIBLE_BY_SIGNAL 0x10000
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#define STATES_LOCALLY_BLOCKED ( STATES_WAITING_FOR_BUFFER | \
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STATES_WAITING_FOR_SEGMENT | \
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STATES_WAITING_FOR_MESSAGE | \
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STATES_WAITING_FOR_SEMAPHORE | \
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STATES_WAITING_FOR_MUTEX | \
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STATES_WAITING_FOR_CONDITION_VARIABLE | \
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STATES_WAITING_FOR_JOIN_AT_EXIT | \
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STATES_WAITING_FOR_SIGNAL )
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#define STATES_WAITING_ON_THREAD_QUEUE \
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( STATES_LOCALLY_BLOCKED | \
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STATES_WAITING_FOR_RPC_REPLY )
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#define STATES_BLOCKED ( STATES_DELAYING | \
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STATES_WAITING_FOR_TIME | \
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STATES_WAITING_FOR_PERIOD | \
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STATES_WAITING_FOR_EVENT | \
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STATES_WAITING_ON_THREAD_QUEUE | \
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STATES_INTERRUPTIBLE_BY_SIGNAL )
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#ifndef __RTEMS_APPLICATION__
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#include <rtems/score/states.inl>
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif
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/* end of include file */
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