1/*-
2 * Copyright (c) 2013 Jilles Tjoelker
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD$
27 */
28
29#include <sys/cdefs.h>
30
31#include <fcntl.h>
32#include <stdio.h>
33#include <unistd.h>
34
35/*
36 * O_ACCMODE is currently defined incorrectly. This is what it should be.
37 * Various code depends on the incorrect value.
38 */
39#define CORRECT_O_ACCMODE (O_ACCMODE | O_EXEC)
40
41static int testnum;
42
43static void
44subtests(const char *path, int omode, const char *omodetext)
45{
46	int fd, flags1, flags2, flags3;
47
48	fd = open(path, omode);
49	if (fd == -1)
50		printf("not ok %d - open(\"%s\", %s) failed\n",
51		    testnum++, path, omodetext);
52	else
53		printf("ok %d - open(\"%s\", %s) succeeded\n",
54		    testnum++, path, omodetext);
55	flags1 = fcntl(fd, F_GETFL);
56	if (flags1 == -1)
57		printf("not ok %d - fcntl(F_GETFL) failed\n", testnum++);
58	else if ((flags1 & CORRECT_O_ACCMODE) == omode)
59		printf("ok %d - fcntl(F_GETFL) gave correct result\n",
60		    testnum++);
61	else
62		printf("not ok %d - fcntl(F_GETFL) gave incorrect result "
63		    "(%#x & %#x != %#x)\n",
64		    testnum++, flags1, CORRECT_O_ACCMODE, omode);
65	if (fcntl(fd, F_SETFL, flags1) == -1)
66		printf("not ok %d - fcntl(F_SETFL) same flags failed\n",
67		    testnum++);
68	else
69		printf("ok %d - fcntl(F_SETFL) same flags succeeded\n",
70		    testnum++);
71	flags2 = fcntl(fd, F_GETFL);
72	if (flags2 == -1)
73		printf("not ok %d - fcntl(F_GETFL) failed\n", testnum++);
74	else if (flags2 == flags1)
75		printf("ok %d - fcntl(F_GETFL) gave same result\n",
76		    testnum++);
77	else
78		printf("not ok %d - fcntl(F_SETFL) caused fcntl(F_GETFL) to "
79		    "change from %#x to %#x\n",
80		    testnum++, flags1, flags2);
81	if (fcntl(fd, F_SETFL, flags2 | O_NONBLOCK) == -1)
82		printf("not ok %d - fcntl(F_SETFL) O_NONBLOCK failed\n",
83		    testnum++);
84	else
85		printf("ok %d - fcntl(F_SETFL) O_NONBLOCK succeeded\n",
86		    testnum++);
87	flags3 = fcntl(fd, F_GETFL);
88	if (flags3 == -1)
89		printf("not ok %d - fcntl(F_GETFL) failed\n", testnum++);
90	else if (flags3 == (flags2 | O_NONBLOCK))
91		printf("ok %d - fcntl(F_GETFL) gave expected result\n",
92		    testnum++);
93	else
94		printf("not ok %d - fcntl(F_SETFL) gave unexpected result "
95		    "(%#x != %#x)\n",
96		    testnum++, flags3, flags2 | O_NONBLOCK);
97	(void)close(fd);
98}
99
100int
101main(int argc __unused, char **argv __unused)
102{
103	printf("1..24\n");
104	testnum = 1;
105	subtests("/dev/null", O_RDONLY, "O_RDONLY");
106	subtests("/dev/null", O_WRONLY, "O_WRONLY");
107	subtests("/dev/null", O_RDWR, "O_RDWR");
108	subtests("/bin/sh", O_EXEC, "O_EXEC");
109	return (0);
110}
111