1 /* The meat of this file is a copy of the FreeBSD sys/link_set.h */
2 /*
3 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 *
5 * Copyright (c) 1999 John D. Polstra
6 * Copyright (c) 1999,2001 Peter Wemm <peter@FreeBSD.org>
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
29 *
30 * $FreeBSD$
31 */
32
33 #include <stdio.h>
34 #include <sys/linker_set.h>
35
36 struct foo {
37 char buf[128];
38 };
39
40 SET_DECLARE(foo, struct foo);
41
42 struct foo a = { "foo" };
43 struct foo b = { "bar" };
44 struct foo c = { "baz" };
45
46 SET_ENTRY(foo, a);
47 SET_ENTRY(foo, b);
48 SET_ENTRY(foo, c);
49
50 int
main(int argc,char ** argv)51 main(int __attribute__((unused)) argc, char __attribute__((unused)) **argv)
52 {
53 struct foo **c;
54 int i = 0;
55
56 printf("Set count: %d\n", (int)SET_COUNT(foo));
57
58
59 printf("a: %s\n", ((struct foo *)__set_foo_sym_a)->buf);
60 printf("b: %s\n", ((struct foo *)__set_foo_sym_b)->buf);
61 printf("c: %s\n", ((struct foo *)__set_foo_sym_c)->buf);
62
63 printf("item(foo, 0): %s\n", SET_ITEM(foo, 0)->buf);
64 printf("item(foo, 1): %s\n", SET_ITEM(foo, 1)->buf);
65 printf("item(foo, 2): %s\n", SET_ITEM(foo, 2)->buf);
66
67 SET_FOREACH(c, foo) {
68 printf("foo[%d]: %s\n", i, (*c)->buf);
69 i++;
70 }
71
72 return (0);
73 }
74