1/* Convert UTC calendar time to simple time. Like mktime but assumes UTC.
2
3 Copyright (C) 1994-2019 Free Software Foundation, Inc.
4 This file is part of the GNU C Library.
5
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
10
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
15
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library; if not, see
18 <http://www.gnu.org/licenses/>. */
19
20#ifndef _LIBC
21# include <config.h>
22#endif
23
24#include <time.h>
25
26#include "mktime-internal.h"
27
28time_t
29timegm (struct tm *tmp)
30{
31 static mktime_offset_t gmtime_offset;
32 tmp->tm_isdst = 0;
33 return __mktime_internal (tmp, __gmtime_r, &gmtime_offset);
34}
35