134 lines
3.3 KiB
C
134 lines
3.3 KiB
C
/*
|
|
* $Id$
|
|
*/
|
|
|
|
/*
|
|
* Harbour Project source code:
|
|
* Uppercase/lowercase string functions
|
|
*
|
|
* Copyright 1999 Antonio Linares <alinares@fivetech.com>
|
|
* www - http://www.harbour-project.org
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version, with one exception:
|
|
*
|
|
* The exception is that if you link the Harbour Runtime Library (HRL)
|
|
* and/or the Harbour Virtual Machine (HVM) with other files to produce
|
|
* an executable, this does not by itself cause the resulting executable
|
|
* to be covered by the GNU General Public License. Your use of that
|
|
* executable is in no way restricted on account of linking the HRL
|
|
* and/or HVM code into it.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA (or visit
|
|
* their web site at http://www.gnu.org/).
|
|
*
|
|
*/
|
|
|
|
#include <ctype.h>
|
|
|
|
#include "hbapi.h"
|
|
#include "hbapiitm.h"
|
|
#include "hbapierr.h"
|
|
|
|
/* converts szText to lower case. Does not create a new string! */
|
|
char * hb_strLower( char * szText, ULONG ulLen )
|
|
{
|
|
ULONG i;
|
|
|
|
HB_TRACE(HB_TR_DEBUG, ("hb_strLower(%s, %lu)", szText, ulLen));
|
|
|
|
for( i = 0; i < ulLen; i++ )
|
|
szText[ i ] = tolower( szText[ i ] );
|
|
|
|
return szText;
|
|
}
|
|
|
|
/* converts szText to upper case. Does not create a new string! */
|
|
char * hb_strUpper( char * szText, ULONG ulLen )
|
|
{
|
|
ULONG i;
|
|
|
|
HB_TRACE(HB_TR_DEBUG, ("hb_strUpper(%s, %lu)", szText, ulLen));
|
|
|
|
for( i = 0; i < ulLen; i++ )
|
|
szText[ i ] = toupper( szText[ i ] );
|
|
|
|
return szText;
|
|
}
|
|
|
|
/* This function copies and converts szText to upper case.
|
|
*/
|
|
char * hb_strncpyUpper( char * pDest, const char * pSource, ULONG ulLen )
|
|
{
|
|
char * pStart = pDest;
|
|
|
|
HB_TRACE(HB_TR_DEBUG, ("hb_strncpyUpper(%p, %s, %lu)", pDest, pSource, ulLen));
|
|
|
|
pDest[ ulLen ] ='\0';
|
|
while( ulLen-- )
|
|
*pDest++ = toupper( *pSource++ );
|
|
|
|
return pStart;
|
|
}
|
|
|
|
/* converts string to lower case */
|
|
HB_FUNC( LOWER )
|
|
{
|
|
PHB_ITEM pText = hb_param( 1, IT_STRING );
|
|
|
|
if( pText )
|
|
{
|
|
char * pszBuffer = hb_itemGetC( pText );
|
|
ULONG ulLen = hb_itemGetCLen( pText );
|
|
|
|
hb_retclen( hb_strLower( pszBuffer, ulLen ), ulLen );
|
|
|
|
hb_itemFreeC( pszBuffer );
|
|
}
|
|
else
|
|
{
|
|
PHB_ITEM pResult = hb_errRT_BASE_Subst( EG_ARG, 1103, NULL, "LOWER" );
|
|
|
|
if( pResult )
|
|
{
|
|
hb_itemReturn( pResult );
|
|
hb_itemRelease( pResult );
|
|
}
|
|
}
|
|
}
|
|
|
|
/* converts string to upper case */
|
|
HB_FUNC( UPPER )
|
|
{
|
|
PHB_ITEM pText = hb_param( 1, IT_STRING );
|
|
|
|
if( pText )
|
|
{
|
|
char * pszBuffer = hb_itemGetC( pText );
|
|
ULONG ulLen = hb_itemGetCLen( pText );
|
|
|
|
hb_retclen( hb_strUpper( pszBuffer, ulLen ), ulLen );
|
|
|
|
hb_itemFreeC( pszBuffer );
|
|
}
|
|
else
|
|
{
|
|
PHB_ITEM pResult = hb_errRT_BASE_Subst( EG_ARG, 1102, NULL, "UPPER" );
|
|
|
|
if( pResult )
|
|
{
|
|
hb_itemReturn( pResult );
|
|
hb_itemRelease( pResult );
|
|
}
|
|
}
|
|
}
|