| /* Copyright (C) 1992, 1995, 1996, 1997, 2001 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| |
| The GNU C Library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Lesser General Public |
| License as published by the Free Software Foundation; either |
| version 2.1 of the License, or (at your option) any later version. |
| |
| The GNU C Library is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| Lesser General Public License for more details. |
| |
| You should have received a copy of the GNU Lesser General Public |
| License along with the GNU C Library; if not, write to the Free |
| Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 02111-1307 USA. */ |
| |
| #include <errno.h> |
| #include <time.h> |
| #include <sys/time.h> |
| |
| /* Set the current time of day and timezone information. |
| This call is restricted to the super-user. */ |
| int |
| __settimeofday (tv, tz) |
| const struct timeval *tv; |
| const struct timezone *tz; |
| { |
| time_t when; |
| |
| if (tv == NULL) |
| { |
| __set_errno (EINVAL); |
| return -1; |
| } |
| |
| if (tz != NULL || tv->tv_usec % 1000000 != 0) |
| { |
| __set_errno (ENOSYS); |
| return -1; |
| } |
| |
| when = tv->tv_sec + (tv->tv_usec / 1000000); |
| return stime (&when); |
| } |
| |
| weak_alias (__settimeofday, settimeofday) |
