31 lines
660 B
C
31 lines
660 B
C
#include "libnazgul.h"
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// l'id de l'element enlevé vas dans oldElemId
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int msgQueueElemRem(msgQueue * queue, msgQueueElemId oldElemId){
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msgQueueElem * queueOldHeadElem;
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if (strcmp(queue->headId,queue->tailId)==0){
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NZG_ERROR("msgQueueElemRem : Empty queue",queue->id);
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goto ERROR;
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}
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strcpy(oldElemId,queue->headId);
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queueOldHeadElem=msgQueueElemOpen(oldElemId);
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if (queueOldHeadElem == NULL){
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NZG_ERROR("msgQueueElemOpen",oldElemId);
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goto ERROR;
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}
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strcpy(queue->headId,queueOldHeadElem->next);
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if (msgQueueElemClose(queueOldHeadElem)<0 ){
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NZG_ERROR("msgQueueElemClose",oldElemId);
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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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