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* minor cleanups
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82 lines
3.4 KiB
Plaintext
82 lines
3.4 KiB
Plaintext
/*
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* Harbour Project source code:
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* Header file for common macros
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*
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* Copyright 1999 {list of individual authors and e-mail addresses}
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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.txt. 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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#ifndef HB_COMMON_CH_
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#define HB_COMMON_CH_
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#if defined( HB_LEGACY_LEVEL4 )
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# include "hbhash.ch"
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#endif
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/* Friendly logical aliases */
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#define TRUE .T.
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#define FALSE .F.
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#define YES .T.
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#define NO .F.
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/* Type checking macros */
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#translate ISNIL( <xValue> ) => ( <xValue> == NIL )
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#translate ISARRAY( <xValue> ) => HB_ISARRAY( <xValue> )
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#translate ISBLOCK( <xValue> ) => HB_ISBLOCK( <xValue> )
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#translate ISCHARACTER( <xValue> ) => HB_ISSTRING( <xValue> )
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#translate ISDATE( <xValue> ) => HB_ISDATE( <xValue> )
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#translate ISLOGICAL( <xValue> ) => HB_ISLOGICAL( <xValue> )
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#translate ISMEMO( <xValue> ) => HB_ISMEMO( <xValue> )
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#translate ISNUMBER( <xValue> ) => HB_ISNUMERIC( <xValue> )
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#translate ISOBJECT( <xValue> ) => HB_ISOBJECT( <xValue> )
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/* DEFAULT and UPDATE commands */
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#xcommand DEFAULT <v1> TO <x1> [, <vn> TO <xn> ] => ;
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IF <v1> == NIL ; <v1> := <x1> ; END ;
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[; IF <vn> == NIL ; <vn> := <xn> ; END ]
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#command UPDATE <v1> IF <exp> TO <v2> => ;
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IF <exp> ; <v1> := <v2> ; END
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#endif /* HB_COMMON_CH_ */
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