Files
harbour-core/harbour/source/vm/pvalue.c
2000-12-12 20:22:23 +00:00

50 lines
1.7 KiB
C

/*
* $Id$
*/
/*
* Harbour Project source code:
* HB_PVALUE() function
*
* Copyright 1999 Eddie Runia <eddie@runia.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"
#include "hbstack.h"
HB_FUNC( __PVALUE )
{
USHORT uiParam = hb_parni( 1 );
PHB_ITEM *pBase = hb_stack.pItems + ( hb_stackBaseItem() )->item.asSymbol.stackbase; /* Skip function + self */
if( uiParam && uiParam <= (*pBase)->item.asSymbol.paramcnt ) /* Valid number */
hb_itemReturn( *(pBase + 1 + uiParam) );
else
hb_ret(); /* return NIL */
}