b857858f48
git-svn-id: https://svn.code.sf.net/p/freedos/svn/kernel/trunk@7 6ac86273-5f31-0410-b378-82cca8765d1b
96 lines
3.6 KiB
C
96 lines
3.6 KiB
C
/****************************************************************/
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/* */
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/* date.h */
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/* */
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/* DOS General Date Structure */
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/* */
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/* Copyright (c) 1995 */
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/* Pasquale J. Villani */
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/* All Rights Reserved */
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/* */
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/* This file is part of DOS-C. */
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/* */
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/* DOS-C is free software; you can redistribute it and/or */
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/* modify it under the terms of the GNU General Public License */
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/* as published by the Free Software Foundation; either version */
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/* 2, or (at your option) any later version. */
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/* */
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/* DOS-C is distributed in the hope that it will be useful, but */
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/* WITHOUT ANY WARRANTY; without even the implied warranty of */
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/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See */
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/* the GNU General Public License for more details. */
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/* */
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/* You should have received a copy of the GNU General Public */
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/* License along with DOS-C; see the file COPYING. If not, */
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/* write to the Free Software Foundation, 675 Mass Ave, */
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/* Cambridge, MA 02139, USA. */
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/****************************************************************/
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/* TC 2.01 complains if `date' is defined twice. -- ror4 */
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#ifndef DOSC_DATE_H
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#define DOSC_DATE_H
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#ifdef MAIN
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#ifdef VERSION_STRINGS
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static BYTE *date_hRcsId = "$Id$";
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#endif
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#endif
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/*
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* $Log$
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* Revision 1.2 2000/05/08 04:28:22 jimtabor
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* Update CVS to 2020
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*
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* Revision 1.2 1999/08/25 03:17:11 jprice
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* ror4 patches to allow TC 2.01 compile.
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*
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* Revision 1.1.1.1 1999/03/29 15:39:23 jprice
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* New version without IPL.SYS
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*
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* Revision 1.3 1999/02/01 01:40:06 jprice
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* Clean up
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*
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* Revision 1.2 1999/01/22 04:17:40 jprice
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* Formating
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*
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* Revision 1.1.1.1 1999/01/20 05:51:01 jprice
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* Imported sources
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*
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*
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* Rev 1.5 04 Jan 1998 23:14:18 patv
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* Changed Log for strip utility
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*
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* Rev 1.4 29 May 1996 21:25:20 patv
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* bug fixes for v0.91a
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*
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* Rev 1.3 19 Feb 1996 3:15:30 patv
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* Added NLS, int2f and config.sys processing
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*
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* Rev 1.2 01 Sep 1995 17:35:40 patv
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* First GPL release.
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*
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* Rev 1.1 30 Jul 1995 20:43:48 patv
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* Eliminated version strings in ipl
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*
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* Rev 1.0 02 Jul 1995 10:39:28 patv
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* Initial revision.
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*/
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/* FAT file date - takes the form of yyyy yyym mmmd dddd where physical */
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/* year=1980+yyyyyy */
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#define DT_YEAR(d) (((d)>>9)&0x7f)
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#define DT_MONTH(d) (((d)>>5)&0x0f)
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#define DT_DAY(d) ((d)&0x1f)
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#define DT_ENCODE(m,d,y) ((((m)&0x0f)<<5)|((d)&0x1f)|(((y)&0x7f)<<9))
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#define EPOCH_WEEKDAY 2 /* Tuesday (i. e.- 0 == Sunday) */
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#define EPOCH_MONTH 1 /* January */
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#define EPOCH_DAY 1 /* 1 for January 1 */
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#define EPOCH_YEAR 1980 /* for Tues 1-1-80 epoch */
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typedef UWORD date;
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#endif
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