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2b778ceb | 1 | /* Copyright (C) 2004-2021 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 | 15 | License along with the GNU C Library; if not, see |
5a82c748 | 16 | <https://www.gnu.org/licenses/>. */ |
1b82c6c7 UD |
17 | |
18 | #include <errno.h> | |
19 | #include <mqueue.h> | |
20 | #include <sysdep.h> | |
1a5a653b | 21 | #include <shlib-compat.h> |
1b82c6c7 | 22 | |
1b82c6c7 UD |
23 | /* Remove message queue named NAME. */ |
24 | int | |
1a5a653b | 25 | __mq_unlink (const char *name) |
1b82c6c7 UD |
26 | { |
27 | if (name[0] != '/') | |
2caca60d | 28 | return INLINE_SYSCALL_ERROR_RETURN_VALUE (EINVAL); |
0a901ba4 | 29 | |
bc2eb932 | 30 | int ret = INTERNAL_SYSCALL_CALL (mq_unlink, name + 1); |
0a901ba4 UD |
31 | |
32 | /* While unlink can return either EPERM or EACCES, mq_unlink should | |
33 | return just EACCES. */ | |
bc2eb932 | 34 | if (__glibc_unlikely (INTERNAL_SYSCALL_ERROR_P (ret))) |
bfa26122 | 35 | { |
bc2eb932 | 36 | ret = INTERNAL_SYSCALL_ERRNO (ret); |
bfa26122 UD |
37 | if (ret == EPERM) |
38 | ret = EACCES; | |
2caca60d | 39 | return INLINE_SYSCALL_ERROR_RETURN_VALUE (ret); |
bfa26122 | 40 | } |
0a901ba4 UD |
41 | |
42 | return ret; | |
1b82c6c7 | 43 | } |
1a5a653b FW |
44 | versioned_symbol (libc, __mq_unlink, mq_unlink, GLIBC_2_34); |
45 | #if OTHER_SHLIB_COMPAT (librt, GLIBC_2_3_4, GLIBC_2_34) | |
46 | compat_symbol (libc, __mq_unlink, mq_unlink, GLIBC_2_3_4); | |
47 | #endif |