1 | /* |
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2 | * $Id$ |
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3 | */ |
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4 | |
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5 | #include <pthread.h> |
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6 | #include <errno.h> |
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7 | |
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8 | #include <rtems/system.h> |
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9 | #include <rtems/score/object.h> |
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10 | #include <rtems/score/states.h> |
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11 | #include <rtems/score/watchdog.h> |
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12 | #include <rtems/posix/cond.h> |
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13 | #include <rtems/posix/time.h> |
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14 | #include <rtems/posix/mutex.h> |
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15 | |
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16 | /*PAGE |
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17 | * |
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18 | * 11.4.2 Initializing and Destroying a Condition Variable, |
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19 | * P1003.1c/Draft 10, p. 87 |
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20 | */ |
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21 | |
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22 | int pthread_cond_destroy( |
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23 | pthread_cond_t *cond |
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24 | ) |
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25 | { |
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26 | register POSIX_Condition_variables_Control *the_cond; |
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27 | Objects_Locations location; |
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28 | |
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29 | the_cond = _POSIX_Condition_variables_Get( cond, &location ); |
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30 | switch ( location ) { |
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31 | case OBJECTS_REMOTE: |
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32 | #if defined(RTEMS_MULTIPROCESSING) |
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33 | _Thread_Dispatch(); |
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34 | return POSIX_MP_NOT_IMPLEMENTED(); |
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35 | return EINVAL; |
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36 | #endif |
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37 | |
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38 | case OBJECTS_ERROR: |
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39 | return EINVAL; |
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40 | |
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41 | |
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42 | case OBJECTS_LOCAL: |
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43 | |
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44 | if ( _Thread_queue_First( &the_cond->Wait_queue ) ) { |
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45 | _Thread_Enable_dispatch(); |
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46 | return EBUSY; |
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47 | } |
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48 | |
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49 | _Objects_Close( |
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50 | &_POSIX_Condition_variables_Information, |
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51 | &the_cond->Object |
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52 | ); |
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53 | |
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54 | _POSIX_Condition_variables_Free( the_cond ); |
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55 | |
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56 | #if defined(RTEMS_MULTIPROCESSING) |
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57 | if ( the_cond->process_shared == PTHREAD_PROCESS_SHARED ) { |
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58 | |
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59 | _Objects_MP_Close( |
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60 | &_POSIX_Condition_variables_Information, |
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61 | the_cond->Object.id |
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62 | ); |
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63 | |
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64 | _POSIX_Condition_variables_MP_Send_process_packet( |
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65 | POSIX_CONDITION_VARIABLES_MP_ANNOUNCE_DELETE, |
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66 | the_cond->Object.id, |
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67 | 0, /* Not used */ |
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68 | 0 /* Not used */ |
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69 | ); |
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70 | } |
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71 | #endif |
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72 | _Thread_Enable_dispatch(); |
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73 | return 0; |
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74 | } |
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75 | return POSIX_BOTTOM_REACHED(); |
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76 | } |
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