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  1. /****************************************************************************
  2. *
  3. *                            Open Watcom Project
  4. *
  5. *    Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
  6. *
  7. *  ========================================================================
  8. *
  9. *    This file contains Original Code and/or Modifications of Original
  10. *    Code as defined in and that are subject to the Sybase Open Watcom
  11. *    Public License version 1.0 (the 'License'). You may not use this file
  12. *    except in compliance with the License. BY USING THIS FILE YOU AGREE TO
  13. *    ALL TERMS AND CONDITIONS OF THE LICENSE. A copy of the License is
  14. *    provided with the Original Code and Modifications, and is also
  15. *    available at www.sybase.com/developer/opensource.
  16. *
  17. *    The Original Code and all software distributed under the License are
  18. *    distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  19. *    EXPRESS OR IMPLIED, AND SYBASE AND ALL CONTRIBUTORS HEREBY DISCLAIM
  20. *    ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF
  21. *    MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR
  22. *    NON-INFRINGEMENT. Please see the License for the specific language
  23. *    governing rights and limitations under the License.
  24. *
  25. *  ========================================================================
  26. *
  27. * Description:  _localtime() converts time_t to struct tm
  28. *
  29. ****************************************************************************/
  30.  
  31. #include "variety.h"
  32. #include <time.h>
  33. #include "rtdata.h"
  34. #include "thetime.h"
  35. #include "timedata.h"
  36.  
  37. _WCRTLINK struct tm *_localtime( const time_t *timer, struct tm *t )
  38. {
  39.     time_t      tod;
  40.  
  41.     tzset();
  42.     tod = *timer;
  43.     t->tm_isdst = -1;
  44. #ifdef __LINUX__
  45.     __check_tzfile( tod, t );
  46. #endif
  47.     __brktime( DAYS_FROM_1900_TO_1970, tod, _RWD_timezone, t );
  48.  
  49.     if( __isindst( t ) )
  50.         __brktime( DAYS_FROM_1900_TO_1970, tod,
  51.                    _RWD_timezone - _RWD_dst_adjust, t );
  52.     return( t );
  53. }
  54.  
  55. _WCRTLINK struct tm *localtime( const time_t *timer )
  56. {
  57.     _INITTHETIME;
  58.     return _localtime( timer, &_THE_TIME );
  59. }
  60.