34 lines
664 B
C
34 lines
664 B
C
#include "libnazgul.h"
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int msgQueueElemDelete(msgQueueElemId queueElemId){
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msgQueueElem * queueElem;
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msgQueueElemId nextIdToDie;
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queueElem = msgQueueElemOpen(queueElemId);
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if (queueElem==NULL){
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NZG_ERROR("msgQueueElemOpen",queueElemId);
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goto ERROR;
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}
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strcpy(nextIdToDie, queueElem->next);
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if (msgQueueElemClose(queueElem) < 0){
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NZG_ERROR("msgQueueElemClose",queueElemId);
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goto ERROR;
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}
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// on détruit l'élément
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shm_unlink(queueElemId);
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if (nextIdToDie != queueElemId){
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return msgQueueElemDelete(nextIdToDie);
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} else {
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printf("msgQueueElemDelete: EOL reached \n");
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// element unique...
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return 0;
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}
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ERROR:
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return -1;
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}
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