Files
harbour-core/harbour/source/rtl/mtran.c
2000-04-02 20:54:13 +00:00

93 lines
2.9 KiB
C

/*
* $Id$
*/
/*
* Harbour Project source code:
* MEMOTRAN() function
*
* Copyright 1999 Jose Lalin <dezac@corevia.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 "hbapi.h"
#include "hbapiitm.h"
/* NOTE: pszResult must have an allocated buffer of at least ulStringLen */
char * hb_strMemotran( char * pszResult, ULONG * ulResultLen, const char * pszString, ULONG ulStringLen, char cHardcr, char cSoftcr )
{
ULONG ulStringPos = 0;
ULONG ulResultPos = 0;
HB_TRACE(HB_TR_DEBUG, ("hb_strMemotran(%s, %p, %s, %lu, %x, %x)", pszResult, ulResultLen, pszString, ulStringLen, cHardcr, cSoftcr));
while( ulStringPos < ulStringLen )
{
if( pszString[ ulStringPos ] == HB_CHAR_HARD1 &&
pszString[ ulStringPos + 1 ] == HB_CHAR_HARD2 )
{
pszResult[ ulResultPos++ ] = cHardcr;
ulStringPos += 2;
}
else if( pszString[ ulStringPos ] == HB_CHAR_SOFT1 &&
pszString[ ulStringPos + 1 ] == HB_CHAR_SOFT2 )
{
pszResult[ ulResultPos++ ] = cSoftcr;
ulStringPos += 2;
}
else
pszResult[ ulResultPos++ ] = pszString[ ulStringPos++ ];
}
pszResult[ ulResultPos ] = '\0';
*ulResultLen = ulResultPos;
return pszResult;
}
HB_FUNC( MEMOTRAN )
{
PHB_ITEM pString = hb_param( 1, HB_IT_STRING );
if( pString )
{
char * pszResult = ( char * ) hb_xgrab( hb_itemGetCLen( pString ) + 1 );
char cHardcr = ISCHAR( 2 ) ? *hb_parc( 2 ) : ';';
char cSoftcr = ISCHAR( 3 ) ? *hb_parc( 3 ) : ' ';
ULONG ulResultLen;
hb_strMemotran( pszResult, &ulResultLen, hb_itemGetCPtr( pString ), hb_itemGetCLen( pString ), cHardcr, cSoftcr );
hb_retclen( pszResult, ulResultLen );
hb_xfree( pszResult );
}
else
hb_retc( "" );
}