proplib/prop_array2.c

   1 #include <err.h>
   2 #include <stdio.h>
   3 #include <stdlib.h>
   4 #include <prop/proplib.h>
   5
   6 int main(int argc, char *argv[])
   7 {
   8     prop_array_t pa;
   9     prop_object_t po;
  10     prop_object_iterator_t pit;
  11     unsigned int i;
  12     const char *s;
  13
  14     /* Check argument count */
  15     if (argc != 2) {
  16         fprintf(stderr, "usage: %s <data.xml>\n", getprogname());
  17         exit(EXIT_FAILURE);
  18     }
  19
  20     /* Read array contents from external XML file */
  21     pa = prop_array_internalize_from_file(argv[1]);
  22     if (pa == NULL)
  23         errx(EXIT_FAILURE, "prop_array_internalize_from_file() failed\n");
  24
  25     /* Skim through every item of the array */
  26     for (i = 0; i < prop_array_count(pa); i++) {
  27         s = prop_string_cstring_nocopy(prop_array_get(pa, i));
  28         printf("%s\n", s);
  29     }
  30
  31     /* We will now iterate through the items of the array,
  32      * but this time we will exploit a prop_array_iterator_t
  33      */
  34     pit = prop_array_iterator(pa);
  35     if (pit == NULL) {
  36         prop_object_release(pa);
  37         errx(EXIT_FAILURE, "prop_array_iterator() failed\n");
  38     }
  39
  40     while((po = prop_object_iterator_next(pit)) != NULL)
  41         printf("%s\n", prop_string_cstring_nocopy(po));
  42
  43     /* Release objects */
  44     prop_object_release(pa);
  45     prop_object_iterator_release(pit);
  46
  47     return EXIT_SUCCESS;
  48 }