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[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [exec/] [posix/] [include/] [rtems/] [posix/] [pthread.h] - Blame information for rev 546

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/*  rtems/posix/pthread.h
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 *
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 *  This include file contains all the private support information for
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 *  POSIX threads.
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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: pthread.h,v 1.2 2001-09-27 11:59:14 chris Exp $
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 */
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#ifndef __RTEMS_POSIX_THREADS_h
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#define __RTEMS_POSIX_THREADS_h
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <rtems/posix/config.h>
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#include <rtems/posix/threadsup.h>
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#define PTHREAD_MINIMUM_STACK_SIZE (STACK_MINIMUM_SIZE * 2)
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/*
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 *  The following defines the information control block used to manage
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 *  this class of objects.
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 */
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POSIX_EXTERN Objects_Information  _POSIX_Threads_Information;
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/*
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 *  These are used to manage the user initialization threads.
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 */
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POSIX_EXTERN posix_initialization_threads_table
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                   *_POSIX_Threads_User_initialization_threads;
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POSIX_EXTERN unsigned32   _POSIX_Threads_Number_of_initialization_threads;
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extern const pthread_attr_t _POSIX_Threads_Default_attributes;
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/*
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 *  _POSIX_Threads_Manager_initialization
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 *
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 *  DESCRIPTION:
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 *
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 *  This routine performs the initialization necessary for this manager.
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 */
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void _POSIX_Threads_Manager_initialization(
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  unsigned32                          maximum_pthreads,
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  unsigned32                          number_of_initialization_threads,
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  posix_initialization_threads_table *user_threads
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);
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/*
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 *  _POSIX_Threads_Allocate
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 *
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 *  DESCRIPTION:
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 *
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 *  This function allocates a pthread control block from
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 *  the inactive chain of free pthread control blocks.
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 */
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RTEMS_INLINE_ROUTINE Thread_Control *_POSIX_Threads_Allocate( void );
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/*
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 *  _POSIX_Threads_Free
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 *
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 *  DESCRIPTION:
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 *
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 *  This routine frees a pthread control block to the
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 *  inactive chain of free pthread control blocks.
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 */
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RTEMS_INLINE_ROUTINE void _POSIX_Threads_Free(
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  Thread_Control *the_pthread
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);
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/*
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 *  _POSIX_Threads_Get
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 *
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 *  DESCRIPTION:
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 *
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 *  This function maps pthread IDs to pthread control blocks.
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 *  If ID corresponds to a local pthread, then it returns
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 *  the_pthread control pointer which maps to ID and location
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 *  is set to OBJECTS_LOCAL.  if the pthread ID is global and
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 *  resides on a remote node, then location is set to OBJECTS_REMOTE,
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 *  and the_pthread is undefined.  Otherwise, location is set
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 *  to OBJECTS_ERROR and the_pthread is undefined.
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 */
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RTEMS_INLINE_ROUTINE Thread_Control *_POSIX_Threads_Get(
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  pthread_t          id,
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  Objects_Locations *location
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);
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/*
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 *  _POSIX_Threads_Is_null
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 *
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 *  DESCRIPTION:
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 *
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 *  This function returns TRUE if the_pthread is NULL and FALSE otherwise.
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 */
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RTEMS_INLINE_ROUTINE boolean _POSIX_Threads_Is_null(
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  Thread_Control *the_pthread
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);
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/*
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 *  _POSIX_Threads_Sporadic_budget_callout
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 *
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 *  DESCRIPTION:
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 *
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 *  This routine handles the sporadic scheduling algorithm.
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 */
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void _POSIX_Threads_Sporadic_budget_callout(
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  Thread_Control *the_thread
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);
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/*
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 *  _POSIX_Threads_Sporadic_budget_TSR
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 *
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 *  DESCRIPTION:
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 *
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 *  This routine supports the sporadic scheduling algorithm.
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 */
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void _POSIX_Threads_Sporadic_budget_TSR(
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  Objects_Id      id,
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  void           *argument
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);
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#include <rtems/posix/pthread.inl>
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#if defined(RTEMS_MULTIPROCESSING)
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#include <rtems/posix/pthreadmp.h>
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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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