35 lines
789 B
C
35 lines
789 B
C
#include "libnazgul.h"
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int msgQueueDelete(msgQueueId externId, int queueIdx)
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{
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msgQueue *queue;
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msgQueueId queueId;
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msgQueueSemId queueProtLockSemId;
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msgQueueSemId queueReadLockSemId;
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msgQueueIdIntern(queueId, externId, queueIdx);
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queue = msgQueueOpen(queueId);
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if (strcmp(queue->headId, queue->id) != 0) {
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// liste non-vide
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if (msgQueueElemDelete(queue->headId) < 0) {
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NZG_ERROR("msgQueueElemDelete", queue->headId);
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goto ERROR;
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}
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}
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msgQueueProtSemIdIntern(queueProtLockSemId, externId, queueIdx);
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msgQueueReadSemIdIntern(queueReadLockSemId, externId, queueIdx);
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sem_unlink(queueProtLockSemId);
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sem_unlink(queueReadLockSemId);
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if (shm_unlink(queueId) < 0) {
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NZG_ERROR("shm_unlink msgQueueElem", queueId);
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goto ERROR;
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}
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return 0;
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ERROR:
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return -1;
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}
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