kolibrios-gitea/programs/develop/open watcom/trunk/clib/time/localtim.c

60 lines
2.1 KiB
C
Raw Normal View History

/****************************************************************************
*
* Open Watcom Project
*
* Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
*
* ========================================================================
*
* This file contains Original Code and/or Modifications of Original
* Code as defined in and that are subject to the Sybase Open Watcom
* Public License version 1.0 (the 'License'). You may not use this file
* except in compliance with the License. BY USING THIS FILE YOU AGREE TO
* ALL TERMS AND CONDITIONS OF THE LICENSE. A copy of the License is
* provided with the Original Code and Modifications, and is also
* available at www.sybase.com/developer/opensource.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND SYBASE AND ALL CONTRIBUTORS HEREBY DISCLAIM
* ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR
* NON-INFRINGEMENT. Please see the License for the specific language
* governing rights and limitations under the License.
*
* ========================================================================
*
* Description: _localtime() converts time_t to struct tm
*
****************************************************************************/
#include "variety.h"
#include <time.h>
#include "rtdata.h"
#include "thetime.h"
#include "timedata.h"
_WCRTLINK struct tm *_localtime( const time_t *timer, struct tm *t )
{
time_t tod;
tzset();
tod = *timer;
t->tm_isdst = -1;
#ifdef __LINUX__
__check_tzfile( tod, t );
#endif
__brktime( DAYS_FROM_1900_TO_1970, tod, _RWD_timezone, t );
if( __isindst( t ) )
__brktime( DAYS_FROM_1900_TO_1970, tod,
_RWD_timezone - _RWD_dst_adjust, t );
return( t );
}
_WCRTLINK struct tm *localtime( const time_t *timer )
{
_INITTHETIME;
return _localtime( timer, &_THE_TIME );
}