Function acl_array_grow

lib_acl/src/stdlib/common/acl_array.c:114–158

grows internal buffer to satisfy required minimal capacity */

/* grows internal buffer to satisfy required minimal capacity */
static void acl_array_grow(ACL_ARRAY *a, int min_capacity)
{
	int min_delta = 16;
	int delta;

	/* don't need to grow the capacity of the array */
	if(a->capacity >= min_capacity)
		return;

	delta = min_capacity;
	/* make delta a multiple of min_delta */
	delta += min_delta - 1;
	delta /= min_delta;
	delta *= min_delta;
	/* actual grow */
	if (delta <= 0)
		return;

	a->capacity += delta;

	if (a->items == NULL) {
		if (a->dbuf == NULL) {
			a->items = (void**)
				acl_mymalloc(a->capacity * sizeof(void*));
		} else {
			a->items = (void**) acl_dbuf_pool_alloc(a->dbuf,
					a->capacity * sizeof(void*));
		}
	} else if (a->dbuf == NULL) {
		a->items = (void**) acl_myrealloc(a->items,
				a->capacity * sizeof(void*));
	} else if (a->count > 0) {
		void **old_items = a->items;
		a->items = (void**) acl_dbuf_pool_calloc(a->dbuf,
				a->capacity * sizeof(void*));
		memcpy(a->items, old_items, a->count * sizeof(void*));
	} else {
		a->items = (void **) acl_dbuf_pool_calloc(a->dbuf,
				a->capacity * sizeof(void *));
	}

	/* reset, just in case */
	memset(a->items + a->count, 0,
		(a->capacity - a->count) * sizeof(void *));
}

ACL_ARRAY *acl_array_create(int init_size)
{