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1
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1 #interface "Queue.h"
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2
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3 Queue* createSingleLinkedQueue(struct Context* context) {
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4 struct Queue* queue = new Queue(); // Allocate Queue interface
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5 struct SingleLinkedQueue* singleLinkedQueue = new SingleLinkedQueue(); // Allocate Queue implement
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6 queue->queue = (union Data*)singleLinkedQueue;
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7 singleLinkedQueue->top = new Element();
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8 singleLinkedQueue->last = singleLinkedQueue->top;
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9 queue->clear = C_clearSingleLinkedQueue;
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10 queue->put = C_putSingleLinkedQueue;
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11 queue->take = C_takeSingleLinkedQueue;
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12 queue->isEmpty = C_isEmptySingleLinkedQueue;
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13 return queue;
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14 }
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15
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16 __code clearSingleLinkedQueue(struct SingleLinkedQueue* queue, __code next(...)) {
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17 queue->top = NULL;
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18 goto next(...);
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19 }
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20
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21 __code putSingleLinkedQueue(struct SingleLinkedQueue* queue, union Data* data, __code next(...)) {
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22 Element* element = new Element();
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23 element->data = data;
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24 element->next = NULL;
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25 queue->last->next = element;
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26 queue->last = element;
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27 goto next(...);
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28 }
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29
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30 .....
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