Function cupsArrayDup

cups/array.c:351–427

 */

cups_array_t *				/* O - Duplicate array */
cupsArrayDup(cups_array_t *a)		/* I - Array */
{
  cups_array_t	*da;			/* Duplicate array */


 /*
  * Range check input...
  */

  if (!a)
    return (NULL);

 /*
  * Allocate memory for the array...
  */

  da = calloc(1, sizeof(cups_array_t));
  if (!da)
    return (NULL);

  da->compare   = a->compare;
  da->data      = a->data;
  da->current   = a->current;
  da->insert    = a->insert;
  da->unique    = a->unique;
  da->num_saved = a->num_saved;

  memcpy(da->saved, a->saved, sizeof(a->saved));

  if (a->num_elements)
  {
   /*
    * Allocate memory for the elements...
    */

    da->elements = malloc((size_t)a->num_elements * sizeof(void *));
    if (!da->elements)
    {
      free(da);
      return (NULL);
    }

   /*
    * Copy the element pointers...
    */

    if (a->copyfunc)
    {
     /*
      * Use the copy function to make a copy of each element...
      */

      int	i;			/* Looping var */

      for (i = 0; i < a->num_elements; i ++)
	da->elements[i] = (a->copyfunc)(a->elements[i], a->data);
    }