| Anchit Jain | 1b5d1cb | 2016-03-07 16:27:43 +0530 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2016 Anchit Jain <anchitjain1234@gmail.com> |
| 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 | #include "tests.h" |
| 29 | #include <sys/syscall.h> |
| 30 | |
| 31 | #if defined __NR_chmod |
| 32 | |
| 33 | #include <fcntl.h> |
| 34 | #include <stdio.h> |
| 35 | #include <unistd.h> |
| 36 | #include <errno.h> |
| 37 | |
| 38 | int |
| 39 | main(void) |
| 40 | { |
| 41 | static const char fname[] = "chmod_test_file"; |
| 42 | |
| 43 | if (open(fname, O_CREAT|O_RDONLY, 0400) == -1) |
| 44 | perror_msg_and_fail("open"); |
| 45 | |
| 46 | int chmod_res = syscall(__NR_chmod, fname, 0600); |
| 47 | |
| 48 | if (chmod_res == 0) { |
| 49 | printf("chmod(\"%s\", 0600) = 0\n", fname); |
| 50 | } else { |
| 51 | if (errno == ENOSYS) { |
| 52 | printf("chmod(\"%s\", 0600) = -1 ENOSYS (%m)\n", fname); |
| 53 | } else { |
| 54 | perror_msg_and_fail("chmod"); |
| 55 | } |
| 56 | } |
| 57 | |
| 58 | if (unlink(fname) == -1) |
| 59 | perror_msg_and_fail("unlink"); |
| 60 | |
| 61 | if (chmod_res == 0) { |
| 62 | if (syscall(__NR_chmod, fname, 0600) != -1) |
| 63 | perror_msg_and_fail("chmod"); |
| 64 | |
| 65 | printf("chmod(\"%s\", 0600) = -1 ENOENT (%m)\n", fname); |
| 66 | } |
| 67 | |
| 68 | puts("+++ exited with 0 +++"); |
| 69 | return 0; |
| 70 | } |
| 71 | |
| 72 | #else |
| 73 | |
| 74 | SKIP_MAIN_UNDEFINED("__NR_chmod") |
| 75 | |
| 76 | #endif |