proplib/prop_array1.c

   1 #include <err.h>
   2 #include <stdio.h>
   3 #include <stdlib.h>
   4 #include <prop/proplib.h>
   5
   6 int
   7 main(int argc, char *argv[])
   8 {
   9     /*
  10      * Declare a pointer to a prop_array object
  11      * Note that prop_array_t is a pointer being
  12      * hidden inside a typedef, i.e.
  13      * typedef struct _prop_array *prop_array_t;
  14      */
  15     prop_array_t pa;
  16     prop_string_t ps;
  17     int i;
  18
  19     /*
  20      * Create array object with initial capacity 10
  21      * Note that the array will expand on demand
  22      * by the prop_array_add() with `EXPAND_STEP' step
  23      * as defined in libprop/prop_array.c
  24      */
  25     pa = prop_array_create_with_capacity(10);
  26     if (pa == NULL)
  27         errx(EXIT_FAILURE, "prop_array_create_with_capacity()");
  28
  29     /*
  30      * For every argument, create a prop_string_t object
  31      * that references it and store it in the array
  32      */
  33     for (i = 0; i < argc; i++) {
  34         ps = prop_string_create_cstring_nocopy(argv[i]);
  35         if (ps == NULL) {
  36             prop_object_release(pa);
  37             errx(EXIT_FAILURE, "prop_string_create_cstring_nocopy()");
  38         }
  39
  40         if (prop_array_add(pa, ps) == FALSE) {
  41             prop_object_release(pa);
  42             errx(EXIT_FAILURE, "prop_array_add()");
  43         }
  44
  45         prop_object_release(ps);
  46     }
  47
  48     /* Export array contents to file as XML */
  49     if (prop_array_externalize_to_file(pa, "./data.xml") == FALSE) {
  50         prop_object_release(pa);
  51         errx(EXIT_FAILURE, "prop_array_externalize_to_file()");
  52     }
  53
  54     /* Release array object */
  55     prop_object_release(pa);
  56
  57     return EXIT_SUCCESS;
  58 }