59 lines
1.1 KiB
C
59 lines
1.1 KiB
C
/**
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* queue.c
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*
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* Creation Date: 11/04/2019
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*
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* Authors:
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* Leonardo Vencovsky (https://github.com/LeoVen)
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*
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include "queue.h"
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QUEUE_GENERATE(q, queue, static, int)
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int main(int argc, char const *argv[])
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{
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size_t i;
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int r;
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// Initialize queue and add some elements
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queue *q = q_new(10);
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for (int i = 0; i < 10; i++)
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q_enqueue(q, i);
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// Initialize iterator
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queue_iter iter;
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q_iter_init(&iter, q);
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// Make the iterator go back and forward
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for (int j = 0; j < 4; j++)
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{
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while (q_iter_next(&iter, &r, &i))
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printf("C[%2d] = %2d\n", i, r);
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printf("\n");
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while (q_iter_prev(&iter, &r, &i))
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printf("C[%2d] = %2d\n", i, r);
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printf("\n\n");
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}
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for (q_iter_tostart(&iter); !q_iter_end(&iter); /**/)
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{
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q_iter_next(&iter, &r, &i);
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printf("Q[%2d] = %2d\n", i, r);
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}
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printf("\n");
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for (q_iter_toend(&iter); !q_iter_start(&iter); /**/)
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{
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q_iter_prev(&iter, &r, &i);
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printf("Q[%2d] = %2d\n", i, r);
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}
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q_free(q);
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return 0;
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}
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