h_have_puffs.c revision 1.1 1 1.1 pooka /* $NetBSD: h_have_puffs.c,v 1.1 2010/07/06 14:06:22 pooka Exp $ */
2 1.1 pooka /*
3 1.1 pooka * Copyright (c) 2007 The NetBSD Foundation, Inc.
4 1.1 pooka * All rights reserved.
5 1.1 pooka *
6 1.1 pooka * Redistribution and use in source and binary forms, with or without
7 1.1 pooka * modification, are permitted provided that the following conditions
8 1.1 pooka * are met:
9 1.1 pooka * 1. Redistributions of source code must retain the above copyright
10 1.1 pooka * notice, this list of conditions and the following disclaimer.
11 1.1 pooka * 2. Redistributions in binary form must reproduce the above copyright
12 1.1 pooka * notice, this list of conditions and the following disclaimer in the
13 1.1 pooka * documentation and/or other materials provided with the distribution.
14 1.1 pooka *
15 1.1 pooka * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
16 1.1 pooka * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
17 1.1 pooka * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
18 1.1 pooka * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
19 1.1 pooka * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
20 1.1 pooka * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
21 1.1 pooka * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22 1.1 pooka * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23 1.1 pooka * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
24 1.1 pooka * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
25 1.1 pooka * POSSIBILITY OF SUCH DAMAGE.
26 1.1 pooka */
27 1.1 pooka
28 1.1 pooka #include <errno.h>
29 1.1 pooka #include <fcntl.h>
30 1.1 pooka #include <stdio.h>
31 1.1 pooka #include <stdlib.h>
32 1.1 pooka #include <unistd.h>
33 1.1 pooka
34 1.1 pooka int
35 1.1 pooka main(void)
36 1.1 pooka {
37 1.1 pooka int exitcode, fd;
38 1.1 pooka
39 1.1 pooka fd = open("/dev/puffs", O_RDWR);
40 1.1 pooka if (fd != -1) {
41 1.1 pooka printf("yes\n");
42 1.1 pooka close(fd);
43 1.1 pooka exitcode = EXIT_SUCCESS;
44 1.1 pooka } else {
45 1.1 pooka if (errno == ENXIO) {
46 1.1 pooka printf("enxio\n");
47 1.1 pooka exitcode = EXIT_SUCCESS;
48 1.1 pooka } else if (errno == EACCES) {
49 1.1 pooka printf("eacces\n");
50 1.1 pooka exitcode = EXIT_SUCCESS;
51 1.1 pooka } else {
52 1.1 pooka printf("failed\n");
53 1.1 pooka exitcode = EXIT_FAILURE;
54 1.1 pooka }
55 1.1 pooka }
56 1.1 pooka
57 1.1 pooka return exitcode;
58 1.1 pooka }
59