98d97eb695
* harbour/bin/hb-func.sh
* do not pass linking parameters to GCC/G++ when is used for
compilation only
* harbour/contrib/rdd_ads/Makefile
* set -DWIN32 for W32 compilation
* harbour/contrib/rdd_ads/makefile.bc
* formatting
* harbour/include/hbapi.h
* harbour/source/rtl/strcase.c
+ added hb_charUpper() and hb_charLower()
* harbour/include/hbapigt.h
* harbour/include/hbgtcore.h
* harbour/source/rtl/gtapi.c
* harbour/source/rtl/hbgtcore.c
+ added support for ALERT() on GT level - C functions: hb_gtAlert()/
hb_gt_Alert()
To replicate some details of Clipper and CT3 behavior ALERT() cannot
be implement only on upper level as .prg function
* harbour/source/rtl/gtfunc.c
+ added .prg function HB_GTALLERT()
* harbour/source/rtl/alert.prg
* redirected ALERT() to HB_GTALLERT()
* harbour/source/rtl/fstemp.c
* use the same case conversion as in low level hb_fs*() functions to
avoid possible problems with national characters
* harbour/source/rtl/dates.c
* harbour/source/rtl/set.c
* harbour/source/rtl/strmatch.c
* harbour/source/rtl/transfrm.c
* use hb_charUpper()
* casting
240 lines
8.3 KiB
C
240 lines
8.3 KiB
C
/*
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* $Id$
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*/
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/*
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* Harbour Project source code:
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* The Date API (C level)
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*
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* Copyright 1999 Antonio Linares <alinares@fivetech.com>
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* www - http://www.harbour-project.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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/*
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* The following parts are Copyright of the individual authors.
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* www - http://www.harbour-project.org
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*
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* Copyright 1999 David G. Holm <dholm@jsd-llc.com>
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* hb_dateFormat()
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*
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* See doc/license.txt for licensing terms.
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*
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*/
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#include <ctype.h>
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#include "hbapi.h"
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#include "hbdate.h"
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HB_EXPORT char * hb_dateFormat( const char * szDate, char * szFormattedDate, const char * szDateFormat )
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{
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/*
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* NOTE: szFormattedDate must point to a buffer of at least 11 bytes.
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* szDateFormat must point to a buffer holding the date format to use.
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*/
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int format_count, digit_count, size;
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HB_TRACE(HB_TR_DEBUG, ("hb_dateFormat(%s, %p, %s)", szDate, szFormattedDate, szDateFormat));
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/*
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* Determine the maximum size of the formatted date string
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*/
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size = strlen( szDateFormat );
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if( size > 10 ) size = 10;
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if( szDate && szFormattedDate && strlen( szDate ) == 8 ) /* A valid date is always 8 characters */
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{
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const char * szPtr;
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int digit;
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BOOL used_d, used_m, used_y;
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format_count = 0;
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used_d = used_m = used_y = FALSE;
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szPtr = szDateFormat;
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while( format_count < size )
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{
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digit = toupper( ( UCHAR ) *szPtr );
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szPtr++;
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digit_count = 1;
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while( toupper( ( UCHAR ) *szPtr ) == digit && format_count < size )
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{
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szPtr++;
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if( format_count + digit_count < size ) digit_count++;
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}
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switch( digit )
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{
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case 'D':
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switch( digit_count )
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{
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case 4:
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if( ! used_d && format_count < size )
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{
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/* szFormattedDate[ format_count++ ] = '0'; */
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szFormattedDate[ format_count++ ] = szDate[ 6 ];
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digit_count--;
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}
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case 3:
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if( ! used_d && format_count < size )
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{
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/* szFormattedDate[ format_count++ ] = '0'; */
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szFormattedDate[ format_count++ ] = szDate[ 6 ];
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digit_count--;
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}
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case 2:
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if( ! used_d && format_count < size )
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{
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szFormattedDate[ format_count++ ] = szDate[ 6 ];
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digit_count--;
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}
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default:
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if( ! used_d && format_count < size )
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{
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szFormattedDate[ format_count++ ] = szDate[ 7 ];
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digit_count--;
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}
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while( digit_count-- > 0 && format_count < size ) szFormattedDate[ format_count++ ] = digit;
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}
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used_d = TRUE;
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break;
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case 'M':
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switch ( digit_count )
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{
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case 4:
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if( ! used_m && format_count < size )
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{
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/* szFormattedDate[ format_count++ ] = '0'; */
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szFormattedDate[ format_count++ ] = szDate[ 4 ];
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digit_count--;
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}
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case 3:
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if( ! used_m && format_count < size )
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{
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/* szFormattedDate[ format_count++ ] = '0'; */
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szFormattedDate[ format_count++ ] = szDate[ 4 ];
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digit_count--;
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}
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case 2:
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if( ! used_m && format_count < size )
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{
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szFormattedDate[ format_count++ ] = szDate[ 4 ];
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digit_count--;
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}
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default:
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if( ! used_m && format_count < size )
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{
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szFormattedDate[ format_count++ ] = szDate[ 5 ];
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digit_count--;
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}
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while( digit_count-- > 0 && format_count < size ) szFormattedDate[ format_count++ ] = digit;
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}
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used_m = TRUE;
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break;
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case 'Y':
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switch( digit_count )
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{
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case 4:
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if( ! used_y && format_count < size )
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{
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szFormattedDate[ format_count++ ] = szDate[ 0 ];
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digit_count--;
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}
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case 3:
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if( ! used_y && format_count < size )
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{
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szFormattedDate[ format_count++ ] = szDate[ 1 ];
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digit_count--;
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}
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case 2:
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if( ! used_y && format_count < size )
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{
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szFormattedDate[ format_count++ ] = szDate[ 2 ];
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digit_count--;
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}
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default:
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if( ! used_y && format_count < size )
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{
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szFormattedDate[ format_count++ ] = szDate[ 3 ];
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digit_count--;
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}
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while( digit_count-- > 0 && format_count < size ) szFormattedDate[ format_count++ ] = digit;
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}
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used_y = TRUE;
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break;
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default:
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while( digit_count-- > 0 && format_count < size ) szFormattedDate[ format_count++ ] = digit;
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}
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}
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}
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else
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{
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/* Not a valid date string, so return a blank date with separators */
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format_count = size; /* size is either 8 or 10 */
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strncpy( szFormattedDate, szDateFormat, size );
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for( digit_count = 0; digit_count < size; digit_count++ )
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{
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switch( szFormattedDate[ digit_count ] )
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{
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case 'D':
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case 'd':
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case 'M':
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case 'm':
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case 'Y':
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case 'y':
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szFormattedDate[ digit_count ] = ' ';
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}
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}
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}
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szFormattedDate[ format_count ] = '\0';
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return szFormattedDate;
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}
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