Files
harbour-core/harbour/source/rtl/do.c
1999-08-06 03:51:33 +00:00

85 lines
2.5 KiB
C

/*
* $Id$
Harbour Project source code
This file is a part of Harbour Runtime Library and it contains code
that defined DO function ussed in DO <proc> WITH statement.
Copyright (C) 1999 Ryszard Glab
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 "extend.h"
#include "itemapi.h"
#include "errorapi.h"
#include "ctoharb.h"
HARBOUR HB_DO( void )
{
PHB_ITEM pItem;
pItem =hb_param( 1, IT_ANY );
if( IS_STRING(pItem) )
{
PHB_DYNS pDynSym;
pDynSym =hb_GetDynSym( pItem->item.asString.value );
if( pDynSym )
{
int i;
PushSymbol( pDynSym->pSymbol );
PushNil();
for( i = 2; i <= hb_pcount(); i++ )
Push( hb_param( i, IT_ANY ) );
Do( hb_pcount() - 1 );
}
else
hb_errorRT_BASE( EG_NOFUNC, 1001, NULL, pItem->item.asString.value );
}
else if( IS_BLOCK(pItem) )
{
int i;
PushSymbol( &symEval );
Push( pItem );
for( i = 2; i <= hb_pcount(); i++ )
Push( hb_param( i, IT_ANY ) );
Do( hb_pcount() - 1 );
}
else if( IS_SYMBOL(pItem) )
{
int i;
PushSymbol( pItem->item.asSymbol.value );
PushNil();
for( i = 2; i <= hb_pcount(); i++ )
Push( hb_param( i, IT_ANY ) );
Do( hb_pcount() - 1 );
}
else
hb_errorRT_BASE( EG_ARG, 3012, NULL, "DO" );
}