pkg-monitoring-plugins/gl/timegm.c

39 lines
1.2 KiB
C

/* Convert UTC calendar time to simple time. Like mktime but assumes UTC.
Copyright (C) 1994, 1997, 2003-2004, 2006-2007, 2009-2013 Free Software
Foundation, Inc. This file is part of the GNU C Library.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, see <http://www.gnu.org/licenses/>. */
#ifndef _LIBC
# include <config.h>
#endif
#include <time.h>
#ifndef _LIBC
# undef __gmtime_r
# define __gmtime_r gmtime_r
# define __mktime_internal mktime_internal
# include "mktime-internal.h"
#endif
time_t
timegm (struct tm *tmp)
{
static time_t gmtime_offset;
tmp->tm_isdst = 0;
return __mktime_internal (tmp, __gmtime_r, &gmtime_offset);
}