691b3a9890
* changes to synhronize RDD code with xHarbour (state of 23.09.2005)
Many, many thanks to Przemek Czerpak for his work.
104 lines
3.2 KiB
C
104 lines
3.2 KiB
C
/*
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* $Id$
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*/
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/*
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* xHarbour Project source code:
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* SIX compatible functions:
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* hb_sxDtoP()
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* hb_sxPtoD()
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*
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* SX_DTOP()
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* SX_PTOD()
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*
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* Copyright 2005 Przemyslaw Czerpak <druzus@acn.waw.pl>
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* www - http://www.xharbour.org
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* 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 License
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* along with this software; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
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* Boston, MA 02111-1307 USA (or visit the web site http://www.gnu.org/).
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*
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* As a special exception, the Harbour Project gives permission for
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* additional uses of the text contained in its release of Harbour.
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*
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* The exception is that, if you link the Harbour libraries with other
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* files to produce an executable, this does not by itself cause the
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* resulting executable to be covered by the GNU General Public License.
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* Your use of that executable is in no way restricted on account of
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* linking the Harbour library code into it.
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*
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* This exception does not however invalidate any other reasons why
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* the executable file might be covered by the GNU General Public License.
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*
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* This exception applies only to the code released by the Harbour
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* Project under the name Harbour. If you copy code from other
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* Harbour Project or Free Software Foundation releases into a copy of
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* Harbour, as the General Public License permits, the exception does
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* not apply to the code that you add in this way. To avoid misleading
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* anyone as to the status of such modified files, you must delete
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* this exception notice from them.
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*
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* If you write modifications of your own for Harbour, it is your choice
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* whether to permit this exception to apply to your modifications.
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* If you do not wish that, delete this exception notice.
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*
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*/
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#include "hbsxfunc.h"
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char * hb_sxDtoP( char * pDate, LONG lJulian )
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{
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int iYear, iMonth, iDay;
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LONG lPDate;
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HB_TRACE(HB_TR_DEBUG, ("hb_sxDtoP(%p, %ld)", pDate, lJulian));
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hb_dateDecode( lJulian, &iYear, &iMonth, &iDay );
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lPDate = ( ( ( iYear << 1 ) | ( iMonth >> 3 ) ) << 8 ) |
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( ( iMonth & 7 ) << 5 ) | iDay;
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HB_PUT_BE_UINT24( pDate, lPDate );
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return pDate;
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}
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LONG hb_sxPtoD( char * pDate )
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{
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int iYear, iMonth, iDay;
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LONG lPDate;
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HB_TRACE(HB_TR_DEBUG, ("hb_sxPtoD(%p)", pDate));
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if( pDate )
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{
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lPDate = HB_GET_BE_UINT24( pDate );
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iDay = lPDate & 0x1f;
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iMonth = ( lPDate >> 5 ) & 0x0f;
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iYear = ( lPDate >> 9 );
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return hb_dateEncode( iYear, iMonth, iDay );
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}
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return 0;
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}
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HB_FUNC( SX_DTOP )
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{
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char pDate[ 3 ];
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hb_retclen( hb_sxDtoP( pDate, hb_pardl( 1 ) ), 3 );
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}
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HB_FUNC( SX_PTOD )
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{
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hb_retdl( hb_sxPtoD( hb_parclen( 1 ) < 3 ? NULL : hb_parc( 1 ) ) );
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}
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