1/*	$NetBSD: h_nsd_recurse.c,v 1.3 2020/06/01 01:03:21 kamil Exp $ */
2
3/*-
4 * Copyright (c) 2008 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Jason R. Thorpe.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32#include <sys/cdefs.h>
33__COPYRIGHT("@(#) Copyright (c) 2008\
34 The NetBSD Foundation, inc. All rights reserved.");
35__RCSID("$NetBSD: h_nsd_recurse.c,v 1.3 2020/06/01 01:03:21 kamil Exp $");
36
37#ifndef	_REENTRANT
38#define	_REENTRANT
39#endif
40
41#include <assert.h>
42#include <nsswitch.h>
43#include <pthread.h>
44#include <stdarg.h>
45#include <stdio.h>
46#include <stdlib.h>
47
48static const ns_src testsrc[] = {
49	{ "test",	NS_SUCCESS },
50	{ NULL, 0 }
51};
52
53static int
54func3(void *rv, void *cb_data, va_list ap)
55{
56	(void)printf("func3: enter\n");
57	(void)printf("func3: exit\n");
58
59	return NS_SUCCESS;
60}
61
62static int
63func2(void *rv, void *cb_data, va_list ap)
64{
65	static const ns_dtab dtab[] = {
66		{ "test",	func3,		NULL },
67		{ NULL, NULL, NULL }
68	};
69	int r;
70
71	(void)printf("func2: enter\n");
72	r = nsdispatch(NULL, dtab, "test", "test", testsrc);
73	(void)printf("func2: exit\n");
74
75	return r;
76}
77
78static int
79func1(void)
80{
81	static const ns_dtab dtab[] = {
82		{ "test",	func2,		NULL },
83		{ NULL, NULL, NULL }
84	};
85	int r;
86
87	(void)printf("func1: enter\n");
88	r = nsdispatch(NULL, dtab, "test", "test", testsrc);
89	(void)printf("func1: exit\n");
90
91	return r;
92}
93
94static void *
95thrfunc(void *arg)
96{
97	pthread_exit(NULL);
98}
99
100int
101main(int argc, char *argv[])
102{
103	pthread_t thr;
104	void *threval;
105
106	assert(pthread_create(&thr, NULL, thrfunc, NULL) == 0);
107	assert(func1() == NS_SUCCESS);
108	assert(pthread_join(thr, &threval) == 0);
109}
110