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d4697bc9 | 1 | /* Copyright (C) 2004-2014 Free Software Foundation, Inc. |
1b82c6c7 UD |
2 | This file is part of the GNU C Library. |
3 | ||
4 | The GNU C Library is free software; you can redistribute it and/or | |
5 | modify it under the terms of the GNU Lesser General Public | |
6 | License as published by the Free Software Foundation; either | |
7 | version 2.1 of the License, or (at your option) any later version. | |
8 | ||
9 | The GNU C Library is distributed in the hope that it will be useful, | |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
12 | Lesser General Public License for more details. | |
13 | ||
14 | You should have received a copy of the GNU Lesser General Public | |
59ba27a6 PE |
15 | License along with the GNU C Library; if not, see |
16 | <http://www.gnu.org/licenses/>. */ | |
1b82c6c7 UD |
17 | |
18 | #include <errno.h> | |
19 | #include <mqueue.h> | |
20 | #include <sysdep.h> | |
21 | ||
22 | #ifdef __NR_mq_unlink | |
23 | ||
24 | /* Remove message queue named NAME. */ | |
25 | int | |
26 | mq_unlink (const char *name) | |
27 | { | |
28 | if (name[0] != '/') | |
29 | { | |
30 | __set_errno (EINVAL); | |
31 | return -1; | |
32 | } | |
0a901ba4 | 33 | |
bfa26122 UD |
34 | INTERNAL_SYSCALL_DECL (err); |
35 | int ret = INTERNAL_SYSCALL (mq_unlink, err, 1, name + 1); | |
0a901ba4 UD |
36 | |
37 | /* While unlink can return either EPERM or EACCES, mq_unlink should | |
38 | return just EACCES. */ | |
a1ffb40e | 39 | if (__glibc_unlikely (INTERNAL_SYSCALL_ERROR_P (ret, err))) |
bfa26122 UD |
40 | { |
41 | ret = INTERNAL_SYSCALL_ERRNO (ret, err); | |
42 | if (ret == EPERM) | |
43 | ret = EACCES; | |
44 | __set_errno (ret); | |
45 | ret = -1; | |
46 | } | |
0a901ba4 UD |
47 | |
48 | return ret; | |
1b82c6c7 UD |
49 | } |
50 | ||
51 | #else | |
2826ac7e | 52 | # include <rt/mq_unlink.c> |
1b82c6c7 | 53 | #endif |