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cbdee279 | 1 | /* Return exit value of asynchronous I/O request. |
6d7e8eda | 2 | Copyright (C) 1997-2023 Free Software Foundation, Inc. |
cbdee279 | 3 | This file is part of the GNU C Library. |
cbdee279 UD |
4 | |
5 | The GNU C Library is free software; you can redistribute it and/or | |
41bdb6e2 AJ |
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. | |
cbdee279 UD |
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 | |
41bdb6e2 | 13 | Lesser General Public License for more details. |
cbdee279 | 14 | |
41bdb6e2 | 15 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 | 16 | License along with the GNU C Library; if not, see |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
cbdee279 UD |
18 | |
19 | ||
20 | /* We use an UGLY hack to prevent gcc from finding us cheating. The | |
21 | implementation of aio_return and aio_return64 are identical and so | |
22 | we want to avoid code duplication by using aliases. But gcc sees | |
23 | the different parameter lists and prints a warning. We define here | |
24 | a function so that aio_return64 has no prototype. */ | |
25 | #define aio_return64 XXX | |
26 | #include <aio.h> | |
27 | /* And undo the hack. */ | |
28 | #undef aio_return64 | |
29 | ||
406fb327 | 30 | #include <shlib-compat.h> |
cbdee279 UD |
31 | |
32 | ssize_t | |
406fb327 | 33 | __aio_return (struct aiocb *aiocbp) |
cbdee279 UD |
34 | { |
35 | return aiocbp->__return_value; | |
36 | } | |
37 | ||
406fb327 FW |
38 | #if PTHREAD_IN_LIBC |
39 | versioned_symbol (libc, __aio_return, aio_return, GLIBC_2_34); | |
40 | versioned_symbol (libc, __aio_return, aio_return64, GLIBC_2_34); | |
41 | # if OTHER_SHLIB_COMPAT (librt, GLIBC_2_1, GLIBC_2_34) | |
42 | compat_symbol (librt, __aio_return, aio_return, GLIBC_2_1); | |
43 | compat_symbol (librt, __aio_return, aio_return64, GLIBC_2_1); | |
44 | # endif | |
45 | #else /* !PTHREAD_IN_LIBC */ | |
46 | strong_alias (__aio_return, aio_return) | |
47 | weak_alias (__aio_return, aio_return64) | |
48 | #endif |