Function lstackDestroy

deps/leptonica/src/stack.c:120–152

! * \brief lstackDestroy() * * \param[in,out] plstack 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 * cau

 * </pre>
 */
void
lstackDestroy(L_STACK  **plstack,
              l_int32    freeflag)
{
void     *item;
L_STACK  *lstack;

    PROCNAME("lstackDestroy");

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

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

    if (lstack->auxstack)
        lstackDestroy(&lstack->auxstack, freeflag);

    if (lstack->array)
        LEPT_FREE(lstack->array);
    LEPT_FREE(lstack);
    *plstack = NULL;
}