1 /*
2 * Copyright (c) 2015 Dmitry V. Levin <ldv@altlinux.org>
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 * 3. The name of the author may not be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28 #ifdef HAVE_CONFIG_H
29 # include "config.h"
30 #endif
31
32 #include <sys/syscall.h>
33
34 #ifdef __NR_truncate
35
36 #include <errno.h>
37 #include <stdio.h>
38 #include <unistd.h>
39
40 #include "kernel_types.h"
41
42 int
main(void)43 main(void)
44 {
45 static const char fname[] = "truncate\nfilename";
46 static const char qname[] = "truncate\\nfilename";
47 const kernel_ulong_t len = (kernel_ulong_t) 0xdefaced0badc0deULL;
48 int rc;
49
50 if (sizeof(len) > sizeof(long))
51 rc = truncate(fname, len);
52 else
53 rc = syscall(__NR_truncate, fname, len);
54
55 if (rc != -1 || ENOENT != errno)
56 return 77;
57
58 printf("truncate(\"%s\", %llu) = -1 ENOENT (No such file or directory)\n",
59 qname, (unsigned long long) len);
60
61 puts("+++ exited with 0 +++");
62 return 0;
63 }
64
65 #else
66
67 int
main(void)68 main(void)
69 {
70 return 77;
71 }
72
73 #endif
74