3 * gcc prop_write_array.c -o prop_write_array -lprop -Wall -W -Wextra -ansi -pedantic
9 #include <prop/proplib.h>
11 #define INIT_CAPACITY 10
13 int main(int argc
, char *argv
[])
16 * Declare a pointer to a prop_array object
17 * Note that prop_array_t is a pointer being
18 * hidden inside a typedef, i.e.
19 * typedef struct _prop_array *prop_array_t;
25 /* No effect in NetBSD, but increases portability */
28 /* Check argument count */
30 fprintf(stderr
, "Usage: %s data.xml [arguments]\n", getprogname());
35 * Create array object with initial capacity set to `INIT_CAPACITY'.
36 * Note that the array will expand on demand by the prop_array_add()
37 * with `EXPAND_STEP' step as defined in libprop/prop_array.c
39 pa
= prop_array_create_with_capacity(INIT_CAPACITY
);
41 err(EXIT_FAILURE
, "prop_array_create_with_capacity()");
44 * For every argument, create a prop_string_t object
45 * that references it and store it in the array
47 for (i
= 0; i
< argc
; i
++) {
48 ps
= prop_string_create_cstring_nocopy(argv
[i
]);
50 prop_object_release(pa
);
51 err(EXIT_FAILURE
, "prop_string_create_cstring_nocopy()");
54 if (prop_array_add(pa
, ps
) == false) {
55 prop_object_release(pa
);
56 prop_object_release(ps
);
57 err(EXIT_FAILURE
, "prop_array_add()");
60 prop_object_release(ps
);
63 /* Export array contents to file as XML */
64 if (prop_array_externalize_to_file(pa
, argv
[1]) == false) {
65 prop_object_release(pa
);
66 err(EXIT_FAILURE
, "prop_array_externalize_to_file()");
69 /* Release array object */
70 prop_object_release(pa
);