| xf.li | bdd93d5 | 2023-05-12 07:10:14 -0700 | [diff] [blame] | 1 | /* Copyright (C) 1991-2016 Free Software Foundation, Inc. |
| 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 |
| 15 | License along with the GNU C Library; if not, see |
| 16 | <http://www.gnu.org/licenses/>. */ |
| 17 | |
| 18 | #include <errno.h> |
| 19 | #include <sys/time.h> |
| 20 | #include <hurd.h> |
| 21 | |
| 22 | /* Adjust the current time of day by the amount in DELTA. |
| 23 | If OLDDELTA is not NULL, it is filled in with the amount |
| 24 | of time adjustment remaining to be done from the last `__adjtime' call. |
| 25 | This call is restricted to the super-user. */ |
| 26 | int |
| 27 | __adjtime (const struct timeval *delta, struct timeval *olddelta) |
| 28 | { |
| 29 | error_t err; |
| 30 | mach_port_t hostpriv; |
| 31 | |
| 32 | hostpriv = __pid2task (-1); |
| 33 | if (hostpriv == MACH_PORT_NULL) |
| 34 | return -1; |
| 35 | err = __host_adjust_time (hostpriv, delta, olddelta); |
| 36 | __mach_port_deallocate (__mach_task_self (), hostpriv); |
| 37 | if (err) |
| 38 | return __hurd_fail (err); |
| 39 | return 0; |
| 40 | } |
| 41 | |
| 42 | weak_alias (__adjtime, adjtime) |