1 /* settimeofday -- Set the current time of day.  Linux/Alpha/tv32 version.
2    Copyright (C) 2019-2021 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 <time.h>
26 #include <errno.h>
27 
28 /* Set the current time of day and timezone information.
29    This call is restricted to the super-user.  */
30 int
31 attribute_compat_text_section
__settimeofday_tv32(const struct __timeval32 * tv32,const struct timezone * tz)32 __settimeofday_tv32 (const struct __timeval32 *tv32,
33                      const struct timezone *tz)
34 {
35   if (__glibc_unlikely (tz != 0))
36     {
37       if (tv32 != 0)
38 	{
39 	  __set_errno (EINVAL);
40 	  return -1;
41 	}
42       return __settimezone (tz);
43     }
44 
45   struct timespec ts = valid_timeval32_to_timespec (*tv32);
46   return __clock_settime (CLOCK_REALTIME, &ts);
47 }
48 
49 compat_symbol (libc, __settimeofday_tv32, settimeofday, GLIBC_2_0);
50 #endif
51