Subversion Repositories openrisc_me

/*  Task_1

 *

 *  This routine serves as a test task.  It verifies the basic task

 *  switching capabilities of the executive.

 *

 *  Input parameters:

 *    argument - task argument

 *

 *  Output parameters:  NONE

 *

 *  COPYRIGHT (c) 1989-1999.

 *  On-Line Applications Research Corporation (OAR).

 *

 *  The license and distribution terms for this file may be

 *  found in the file LICENSE in this distribution or at

 *  http://www.OARcorp.com/rtems/license.html.

 *

 *  $Id: task.c,v 1.2 2001-09-27 12:02:24 chris Exp $

 */

#include "system.h"

#include <errno.h>

void *Task_1(

  void *argument

)

{

  int status;

  printf( "Task: pthread_mutex_trylock already locked\n" );

  status = pthread_mutex_trylock( &Mutex_id );

  if ( status != EBUSY )

    printf( "status = %d\n", status );

  assert( status == EBUSY );

  printf( "Task: pthread_mutex_lock unavailable\n" );

  status = pthread_mutex_lock( &Mutex_id );

  if ( status )

    printf( "status = %d\n", status );

  assert( !status );

     /* switch to init */

  printf( "Task: mutex acquired\n" );

  printf( "Task: sleep for 2 seconds\n" );

  sleep( 2 );

     /* switch to init */

  printf( "Task: exit\n" );

  pthread_exit( NULL );

     /* switch to Init */

  return NULL; /* just so the compiler thinks we returned something */

}