[4dc89814] | 1 | /* |
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| 2 | * NOTE: The structure of the routines is identical to that of POSIX |
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| 3 | * Message_queues to leave the option of having unnamed message |
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| 4 | * queues at a future date. They are currently not part of the |
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| 5 | * POSIX standard but unnamed message_queues are. This is also |
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| 6 | * the reason for the apparently unnecessary tracking of |
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| 7 | * the process_shared attribute. [In addition to the fact that |
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| 8 | * it would be trivial to add pshared to the mq_attr structure |
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| 9 | * and have process private message queues.] |
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| 10 | * |
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| 11 | * This code ignores the O_RDONLY/O_WRONLY/O_RDWR flag at open |
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| 12 | * time. |
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| 13 | * |
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| 14 | * $Id$ |
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| 15 | */ |
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| 16 | |
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| 17 | #include <stdarg.h> |
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| 18 | |
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| 19 | #include <pthread.h> |
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| 20 | #include <limits.h> |
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| 21 | #include <errno.h> |
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| 22 | #include <fcntl.h> |
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| 23 | #include <mqueue.h> |
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| 24 | |
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| 25 | #include <rtems/system.h> |
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| 26 | #include <rtems/score/watchdog.h> |
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| 27 | #include <rtems/posix/seterr.h> |
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| 28 | #include <rtems/posix/mqueue.h> |
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| 29 | #include <rtems/posix/time.h> |
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| 30 | |
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| 31 | /*PAGE |
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| 32 | * |
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| 33 | * _POSIX_Message_queue_Delete |
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| 34 | */ |
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| 35 | |
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| 36 | void _POSIX_Message_queue_Delete( |
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| 37 | POSIX_Message_queue_Control *the_mq |
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| 38 | ) |
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| 39 | { |
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| 40 | if ( !the_mq->linked && !the_mq->open_count ) { |
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[96d4aea] | 41 | _Objects_Close( &_POSIX_Message_queue_Information, &the_mq->Object ); |
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| 42 | |
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[70329c80] | 43 | _CORE_message_queue_Close( |
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| 44 | &the_mq->Message_queue, |
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| 45 | NULL, /* no MP support */ |
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| 46 | CORE_MESSAGE_QUEUE_STATUS_WAS_DELETED |
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[96d4aea] | 47 | ); |
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| 48 | |
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[4dc89814] | 49 | _POSIX_Message_queue_Free( the_mq ); |
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| 50 | |
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| 51 | #if defined(RTEMS_MULTIPROCESSING) |
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| 52 | if ( the_mq->process_shared == PTHREAD_PROCESS_SHARED ) { |
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| 53 | |
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| 54 | _Objects_MP_Close( |
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| 55 | &_POSIX_Message_queue_Information, |
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| 56 | the_mq->Object.id |
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| 57 | ); |
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| 58 | |
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| 59 | _POSIX_Message_queue_MP_Send_process_packet( |
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| 60 | POSIX_MESSAGE_QUEUE_MP_ANNOUNCE_DELETE, |
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| 61 | the_mq->Object.id, |
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| 62 | 0, /* Not used */ |
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| 63 | 0 /* Not used */ |
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| 64 | ); |
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| 65 | } |
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| 66 | #endif |
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| 67 | |
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| 68 | } |
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| 69 | } |
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| 70 | |
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