4.115
Last change
on this file since a2e3f33 was
a2e3f33,
checked in by Sebastian Huber <sebastian.huber@…>, on 07/24/13 at 11:50:54
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score: Create object implementation header
Move implementation specific parts of object.h and object.inl into new
header file objectimpl.h. The object.h contains now only the
application visible API.
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-
Property mode set to
100644
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File size:
1.3 KB
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Line | |
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1 | /** |
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2 | * @file |
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3 | * |
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4 | * @brief Destroy an Unnamed Semaphore |
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5 | * @ingroup POSIX_SEMAPHORE |
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6 | */ |
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7 | |
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8 | /* |
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9 | * COPYRIGHT (c) 1989-2007. |
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10 | * On-Line Applications Research Corporation (OAR). |
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11 | * |
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12 | * The license and distribution terms for this file may be |
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13 | * found in the file LICENSE in this distribution or at |
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14 | * http://www.rtems.com/license/LICENSE. |
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15 | */ |
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16 | |
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17 | #if HAVE_CONFIG_H |
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18 | #include "config.h" |
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19 | #endif |
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20 | |
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21 | #include <stdarg.h> |
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22 | |
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23 | #include <errno.h> |
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24 | #include <fcntl.h> |
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25 | #include <pthread.h> |
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26 | #include <semaphore.h> |
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27 | #include <limits.h> |
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28 | |
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29 | #include <rtems/system.h> |
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30 | #include <rtems/posix/semaphoreimpl.h> |
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31 | #include <rtems/posix/time.h> |
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32 | #include <rtems/seterr.h> |
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33 | |
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34 | int sem_destroy( |
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35 | sem_t *sem |
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36 | ) |
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37 | { |
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38 | register POSIX_Semaphore_Control *the_semaphore; |
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39 | Objects_Locations location; |
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40 | |
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41 | the_semaphore = _POSIX_Semaphore_Get( sem, &location ); |
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42 | switch ( location ) { |
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43 | |
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44 | case OBJECTS_LOCAL: |
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45 | /* |
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46 | * Undefined operation on a named semaphore. |
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47 | */ |
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48 | |
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49 | if ( the_semaphore->named == true ) { |
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50 | _Objects_Put( &the_semaphore->Object ); |
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51 | rtems_set_errno_and_return_minus_one( EINVAL ); |
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52 | } |
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53 | |
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54 | _POSIX_Semaphore_Delete( the_semaphore ); |
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55 | _Objects_Put( &the_semaphore->Object ); |
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56 | return 0; |
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57 | |
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58 | #if defined(RTEMS_MULTIPROCESSING) |
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59 | case OBJECTS_REMOTE: |
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60 | #endif |
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61 | case OBJECTS_ERROR: |
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62 | break; |
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63 | } |
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64 | |
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65 | rtems_set_errno_and_return_minus_one( EINVAL ); |
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66 | } |
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