e72214aecf
* harbour/contrib/libct/Makefile
* harbour/contrib/libct/makefile.bc
* harbour/contrib/libct/makefile.vc
* harbour/contrib/libct/misc1.c
+ harbour/contrib/libct/misc2.c
+ harbour/contrib/libct/misc3.c
* harbour/contrib/libct/num1.c
* harbour/contrib/libct/numconv.prg
+ harbour/contrib/libct/numcount.c
+ harbour/contrib/libct/numline.c
* harbour/contrib/libct/numat.c
* synced with xHarbour modifications and fixes
+ added some missing functions borrowed from xHarbour, in most
cases it was Pavel Tsarenko code
! some fixes
* indenting
* harbour/source/rtl/gtfunc.c
* replaced hb_itemRelease( hb_itemReturn( pItem ) ) by
hb_itemReturnRelease( pItem )
125 lines
4.0 KiB
C
125 lines
4.0 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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* CT3 Miscellaneous functions: - XTOC()
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*
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* Copyright 2002 Walter Negro - FOEESITRA" <waltern@foeesitra.org.ar>
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* www - http://www.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 "ct.h"
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/* $DOC$
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* $FUNCNAME$
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* XTOC()
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* $CATEGORY$
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* CT3 miscellaneous functions
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* $ONELINER$
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* $SYNTAX$
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* XTOC( <expValue> ) --> cValue
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*
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* $ARGUMENTS$
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* <expValue> Designate an expression of some of the following data
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* type: NUMBER, CHARACTER, DATE, LOGICAL.
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*
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* $RETURNS$
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* XTOC() return a string with the representation of data type of
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* expValue.
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* ATTENTION: different implementations or platforms of Harbour, they
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* could produce different format in the string returned by XTOC() for
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* data type NUMBER.
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*
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* $DESCRIPTION$
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* Each data type always returns a string with a particular fixed length:
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*
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* -----------------------------------------------------------
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* Data Type Result Length Similar function
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* -----------------------------------------------------------
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* Numeric sizeof( DOUBLE ) FTOC()
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* Logical 1
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* Date 8 DTOS()
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* String Unchanged
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* -----------------------------------------------------------
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*
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* TODO: add documentation
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* $EXAMPLES$
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* $TESTS$
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* $STATUS$
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* Started
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* $COMPLIANCE$
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* $PLATFORMS$
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* All
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* $FILES$
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* Source is misc1.c, library is libct.
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* $SEEALSO$
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* CTOF(), FTOC()
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* $END$
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*/
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HB_FUNC( XTOC )
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{
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union
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{
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double value;
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char string[sizeof( double )];
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} xConvert;
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if( ISCHAR( 1 ) )
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hb_retc( hb_parc( 1 ) );
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else if( ISDATE( 1 ) )
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hb_retc( hb_pards( 1 ) );
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else if( ISNUM( 1 ) )
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{
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xConvert.value = hb_parnd( 1 );
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hb_retclen( xConvert.string, sizeof( double ) );
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}
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else if( ISLOG( 1 ) )
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hb_retclen( hb_parl( 1 ) ? "T" : "F", 1 );
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else
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hb_retc( NULL );
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}
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