projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| f7a9f785 | 1 | /* Copyright (C) 2003-2016 Free Software Foundation, Inc. |
| dcfc8224 UD |
2 | This file is part of the GNU C Library. |
| 3 | Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. | |
| 4 | ||
| 5 | The GNU C Library is free software; you can redistribute it and/or | |
| 6 | modify it under the terms of the GNU Lesser General Public | |
| 7 | License as published by the Free Software Foundation; either | |
| 8 | version 2.1 of the License, or (at your option) any later version. | |
| 9 | ||
| 10 | The GNU C Library is distributed in the hope that it will be useful, | |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 13 | Lesser General Public License for more details. | |
| 14 | ||
| 15 | You should have received a copy of the GNU Lesser General Public | |
| 59ba27a6 PE |
16 | License along with the GNU C Library; if not, see |
| 17 | <http://www.gnu.org/licenses/>. */ | |
| dcfc8224 UD |
18 | |
| 19 | #include <errno.h> | |
| 20 | #include <fcntl.h> | |
| 21 | #include <semaphore.h> | |
| 22 | #include <stdio.h> | |
| 23 | #include <stdlib.h> | |
| 24 | #include <unistd.h> | |
| 25 | ||
| 26 | ||
| 27 | static void | |
| 28 | remove_sem (int status, void *arg) | |
| 29 | { | |
| 30 | sem_unlink (arg); | |
| 31 | } | |
| 32 | ||
| 33 | ||
| 29955b5d AS |
34 | static int |
| 35 | do_test (void) | |
| dcfc8224 UD |
36 | { |
| 37 | sem_t *s; | |
| dcfc8224 UD |
38 | int i; |
| 39 | ||
| 40 | on_exit (remove_sem, (void *) "/glibc-tst-sem8"); | |
| 41 | ||
| 42 | for (i = 0; i < 3; ++i) | |
| 43 | { | |
| 44 | s = sem_open ("/glibc-tst-sem8", O_CREAT, 0600, 1); | |
| 45 | if (s == SEM_FAILED) | |
| 46 | { | |
| 47 | if (errno == ENOSYS) | |
| 48 | { | |
| 49 | puts ("sem_open not supported. Oh well."); | |
| 50 | return 0; | |
| 51 | } | |
| 52 | ||
| 53 | /* Maybe the shm filesystem has strict permissions. */ | |
| 54 | if (errno == EACCES) | |
| 55 | { | |
| 56 | puts ("sem_open not allowed. Oh well."); | |
| 57 | return 0; | |
| 58 | } | |
| 59 | ||
| 60 | printf ("sem_open: %m\n"); | |
| 61 | return 1; | |
| 62 | } | |
| 63 | ||
| 64 | /* Now close the handle. */ | |
| 65 | if (sem_close (s) != 0) | |
| 66 | { | |
| 67 | puts ("sem_close failed"); | |
| 68 | return 1; | |
| 69 | } | |
| 70 | } | |
| 71 | ||
| 72 | return 0; | |
| 73 | } | |
| 29955b5d AS |
74 | |
| 75 | #define TEST_FUNCTION do_test () | |
| 76 | #include "../test-skeleton.c" |