Function lqueueDestroy

deps/leptonica/src/queue.c:130–163

! * \brief lqueueDestroy() * * \param[in,out] plq to be nulled * \param[in] freeflag TRUE to free each remaining struct in the array * \return void * * * Notes: * (1) If freeflag is TRUE, frees each struct in the array. * (2) If freeflag is FALSE but there are elements on the array, * gives a warning and destroys the array. This will * cause a

 * </pre>
 */
void
lqueueDestroy(L_QUEUE  **plq,
              l_int32    freeflag)
{
void     *item;
L_QUEUE  *lq;

    PROCNAME("lqueueDestroy");

    if (plq == NULL) {
        L_WARNING("ptr address is NULL\n", procName);
        return;
    }
    if ((lq = *plq) == NULL)
        return;

    if (freeflag) {
        while(lq->nelem > 0) {
            item = lqueueRemove(lq);
            LEPT_FREE(item);
        }
    } else if (lq->nelem > 0) {
        L_WARNING("memory leak of %d items in lqueue!\n", procName, lq->nelem);
    }

    if (lq->array)
        LEPT_FREE(lq->array);
    if (lq->stack)
        lstackDestroy(&lq->stack, freeflag);
    LEPT_FREE(lq);
    *plq = NULL;

    return;
}


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