464af38648
* include/harbour.hbx
+ src/vm/pbyref.c
* src/vm/Makefile
+ added HB_PISBYREF() (renamed because HB_PARAM* prefix would
be new, whereas HB_P*() is already utilized)
[Przemek]
* contrib/xhb/xhb.hbx
* contrib/xhb/xhbfunc.c
- commented HB_ISBYREF(). it's broken.
68 lines
2.6 KiB
C
68 lines
2.6 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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* HB_PARAMBYREF()
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*
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* Copyright 2011 Przemyslaw Czerpak <druzus / at / priv.onet.pl>
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* www - http://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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#include "hbvmint.h"
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#include "hbapi.h"
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#include "hbstack.h"
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HB_FUNC( HB_PISBYREF )
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{
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HB_SIZE nOffset = hb_stackBaseItem()->item.asSymbol.stackstate->nBaseItem;
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HB_USHORT uiParam = ( HB_USHORT ) hb_parni( 1 );
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PHB_ITEM pItem = NULL;
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if( uiParam && uiParam <= hb_stackItem( nOffset )->item.asSymbol.paramcnt )
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pItem = hb_stackItem( nOffset + 1 + uiParam );
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hb_retl( pItem && HB_IS_BYREF( pItem ) );
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}
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