1 | /* Return the CPU time used by the program so far. Hurd version. |
2 | Copyright (C) 2001-2022 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 | <https://www.gnu.org/licenses/>. */ |
18 | |
19 | #include <time.h> |
20 | #include <sys/time.h> |
21 | #include <mach.h> |
22 | #include <mach/task_info.h> |
23 | #include <hurd.h> |
24 | |
25 | /* Return the time used by the program so far (user time + system time). */ |
26 | clock_t |
27 | clock (void) |
28 | { |
29 | struct task_basic_info bi; |
30 | struct task_thread_times_info tti; |
31 | mach_msg_type_number_t count; |
32 | clock_t total; |
33 | error_t err; |
34 | |
35 | count = TASK_BASIC_INFO_COUNT; |
36 | err = __task_info (__mach_task_self (), TASK_BASIC_INFO, |
37 | (task_info_t) &bi, &count); |
38 | if (err) |
39 | return __hurd_fail (err); |
40 | |
41 | count = TASK_THREAD_TIMES_INFO_COUNT; |
42 | err = __task_info (__mach_task_self (), TASK_THREAD_TIMES_INFO, |
43 | (task_info_t) &tti, &count); |
44 | if (err) |
45 | return __hurd_fail (err); |
46 | |
47 | total = bi.user_time.seconds * 1000000 + bi.user_time.microseconds; |
48 | total += tti.user_time.seconds * 1000000 + tti.user_time.microseconds; |
49 | total += bi.system_time.seconds * 1000000 + bi.system_time.microseconds; |
50 | total += tti.system_time.seconds * 1000000 + tti.system_time.microseconds; |
51 | |
52 | return total; |
53 | } |
54 | |