mptests/mp10/task3.c

0001 /* SPDX-License-Identifier: BSD-2-Clause */
0002
0003 /*  Test_task3
0004  *
0005  *  This task attempts to receive control of a global semaphore.
0006  *  It should never receive control of the semaphore.
0007  *
0008  *  Input parameters:  NONE
0009  *
0010  *  Output parameters:  NONE
0011  *
0012  *  COPYRIGHT (c) 1989-1999.
0013  *  On-Line Applications Research Corporation (OAR).
0014  *
0015  * Redistribution and use in source and binary forms, with or without
0016  * modification, are permitted provided that the following conditions
0017  * are met:
0018  * 1. Redistributions of source code must retain the above copyright
0019  *    notice, this list of conditions and the following disclaimer.
0020  * 2. Redistributions in binary form must reproduce the above copyright
0021  *    notice, this list of conditions and the following disclaimer in the
0022  *    documentation and/or other materials provided with the distribution.
0023  *
0024  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
0025  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
0026  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
0027  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
0028  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
0029  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
0030  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
0031  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
0032  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
0033  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
0034  * POSSIBILITY OF SUCH DAMAGE.
0035  */
0036
0037 #ifdef HAVE_CONFIG_H
0038 #include "config.h"
0039 #endif
0040
0041 #include "system.h"
0042
0043 rtems_task Test_task3( restart )
0044 rtems_task_argument restart;
0045 {
0046   rtems_status_code status;
0047
0048   if ( restart == 1 ) {
0049     rtems_task_exit();
0050   }
0051
0052   puts( "Getting SMID of semaphore" );
0053
0054   do {
0055     status = rtems_semaphore_ident(
0056       Semaphore_name[ 1 ],
0057       RTEMS_SEARCH_ALL_NODES,
0058       &Semaphore_id[ 1 ]
0059     );
0060   } while ( !rtems_is_status_successful( status ) );
0061
0062   puts( "Attempting to acquire semaphore ..." );
0063   status = rtems_semaphore_obtain(
0064     Semaphore_id[ 1 ],
0065     RTEMS_DEFAULT_OPTIONS,
0066     RTEMS_NO_TIMEOUT
0067   );
0068   directive_failed( status, "rtems_semaphore_obtain" );
0069 }