Merge pull request #1578 from sni/tests_fix_snmp_test
[monitoring-plugins.git] / gl / timegm.c
blob6338baa39c749ca998297f387ac52baf571222a2
1 /* Convert UTC calendar time to simple time. Like mktime but assumes UTC.
3 Copyright (C) 1994, 1997, 2003-2004, 2006-2007, 2009-2013 Free Software
4 Foundation, Inc. This file is part of the GNU C Library.
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 3, or (at your option)
9 any later version.
11 This program 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
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, see <http://www.gnu.org/licenses/>. */
19 #ifndef _LIBC
20 # include <config.h>
21 #endif
23 #include <time.h>
25 #ifndef _LIBC
26 # undef __gmtime_r
27 # define __gmtime_r gmtime_r
28 # define __mktime_internal mktime_internal
29 # include "mktime-internal.h"
30 #endif
32 time_t
33 timegm (struct tm *tmp)
35 static time_t gmtime_offset;
36 tmp->tm_isdst = 0;
37 return __mktime_internal (tmp, __gmtime_r, &gmtime_offset);