1 | /* getitimer -- Get the state of an interval timer. Linux/Alpha/tv32 version. |
2 | Copyright (C) 2019-2024 Free Software Foundation, Inc. |
3 | This file is part of the GNU C Library. |
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 |
16 | License along with the GNU C Library; if not, see |
17 | <http://www.gnu.org/licenses/>. */ |
18 | |
19 | #include <shlib-compat.h> |
20 | |
21 | #if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_1) |
22 | |
23 | #include <time.h> |
24 | #include <sys/time.h> |
25 | #include <tv32-compat.h> |
26 | |
27 | int |
28 | attribute_compat_text_section |
29 | __setitimer_tv32 (int which, const struct __itimerval32 *restrict new_value, |
30 | struct __itimerval32 *restrict old_value) |
31 | { |
32 | struct itimerval new_value_64; |
33 | new_value_64.it_interval |
34 | = valid_timeval32_to_timeval (new_value->it_interval); |
35 | new_value_64.it_value |
36 | = valid_timeval32_to_timeval (new_value->it_value); |
37 | |
38 | if (old_value == NULL) |
39 | return __setitimer (which, &new_value_64, NULL); |
40 | |
41 | struct itimerval old_value_64; |
42 | if (__setitimer (which, &new_value_64, &old_value_64) == -1) |
43 | return -1; |
44 | |
45 | /* Write all fields of 'old_value' regardless of overflow. */ |
46 | old_value->it_interval |
47 | = valid_timeval_to_timeval32 (old_value_64.it_interval); |
48 | old_value->it_value |
49 | = valid_timeval_to_timeval32 (old_value_64.it_value); |
50 | return 0; |
51 | } |
52 | |
53 | compat_symbol (libc, __setitimer_tv32, setitimer, GLIBC_2_0); |
54 | #endif |
55 | |