xref: /minix/tests/kernel/h_ps_strings1.c (revision ebfedea0)
1 /*	$NetBSD: h_ps_strings1.c,v 1.1 2011/03/05 18:14:33 pgoyette Exp $	*/
2 /*-
3  * Copyright (c) 2011 The NetBSD Foundation, Inc.
4  * All rights reserved.
5  *
6  * This code is derived from software contributed to The NetBSD Foundation
7  * by Joerg Sonnenberger.
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  *
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
17  *    the documentation and/or other materials provided with the
18  *    distribution.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
23  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE
24  * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
25  * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
26  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
27  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
28  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
29  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
30  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  */
33 
34 #include <sys/types.h>
35 #include <sys/exec.h>
36 #include <stdlib.h>
37 #include <unistd.h>
38 
39 extern struct ps_strings *__ps_strings;
40 
41 int
42 main(int argc, char **argv, char **environ)
43 {
44 	int ret = 0;
45 	int nenv;
46 
47 	if (__ps_strings->ps_nargvstr != argc) {
48 		static const char nargv_err[] = "Wrong argc in ps_strings";
49 		write(STDOUT_FILENO, nargv_err, sizeof(nargv_err));
50 		ret = 1;
51 	}
52 
53 	if (__ps_strings->ps_argvstr != argv) {
54 		static const char argv_err[] = "Wrong argv in ps_strings";
55 		write(STDOUT_FILENO, argv_err, sizeof(argv_err));
56 		ret = 1;
57 	}
58 
59 	if (__ps_strings->ps_envstr != environ) {
60 		static const char env_err[] = "Wrong env in ps_strings";
61 		write(STDOUT_FILENO, env_err, sizeof(env_err));
62 		ret = 1;
63 	}
64 	nenv = 0;
65 	while (environ[nenv])
66 		++nenv;
67 	if (__ps_strings->ps_nenvstr != nenv) {
68 		static const char nenv_err[] = "Wrong nenv in ps_strings";
69 		write(STDOUT_FILENO, nenv_err, sizeof(nenv_err));
70 		ret = 1;
71 	}
72 
73 	return ret;
74 }
75