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DEFINITIONS
This source file includes following definitions.
- ftruncate_fd_device
- ftruncate_size_neg
- test_ftruncate
1 /*
2 * Copyright (c) 2000, 2001, 2002, 2003, 2004, 2005, 2008, 2009
3 * The President and Fellows of Harvard College.
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 * 3. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29
30 /*
31 * ftruncate
32 */
33
34 #include <sys/types.h>
35 #include <sys/stat.h>
36 #include <stdio.h>
37 #include <stdlib.h>
38 #include <string.h>
39 #include <unistd.h>
40 #include <errno.h>
41 #include <err.h>
42
43 #include "config.h"
44 #include "test.h"
45
46 static
47 void
48 ftruncate_fd_device(void)
49 {
50 int rv, fd;
51
52 fd = open("null:", O_RDWR);
53 if (fd<0) {
54 warn("UH-OH: opening null: failed");
55 return;
56 }
57
58 rv = ftruncate(fd, 6);
59 report_test(rv, errno, EINVAL, "ftruncate on device");
60
61 close(fd);
62 }
63
64 static
65 void
66 ftruncate_size_neg(void)
67 {
68 int rv, fd;
69
70 fd = open_testfile(0);
71 if (fd<0) {
72 return;
73 }
74
75 rv = ftruncate(fd, -60);
76 report_test(rv, errno, EINVAL, "ftruncate to negative size");
77
78 close(fd);
79 remove(TESTFILE);
80 }
81
82 void
83 test_ftruncate(void)
84 {
85 test_ftruncate_fd();
86
87 ftruncate_fd_device();
88 ftruncate_size_neg();
89 }