97 lines
3.2 KiB
C
97 lines
3.2 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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* AMPM() compatibility function from the SAMPLES directory of Clipper.
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*
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* Copyright 1999-2001 Viktor Szakats <viktor.szakats@syenar.hu>
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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 "hbapi.h"
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HB_FUNC( AMPM )
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{
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char * pszTime = hb_parc( 1 );
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ULONG ulTimeLen = hb_parclen( 1 );
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char * pszResult = ( char * ) hb_xgrab( HB_MAX( ulTimeLen, 2 ) + 3 + 1 );
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USHORT uiHour = ( USHORT ) hb_strVal( pszTime, ulTimeLen );
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BOOL bAM;
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memset( pszResult, '\0', 3 );
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memcpy( pszResult, pszTime, ulTimeLen );
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if( uiHour == 0 || uiHour == 24 )
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{
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if( ulTimeLen < 2 )
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ulTimeLen = 2;
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pszResult[ 0 ] = '1';
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pszResult[ 1 ] = '2';
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bAM = TRUE;
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}
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else if( uiHour > 12 )
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{
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if( ulTimeLen < 2 )
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ulTimeLen = 2;
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uiHour -= 12;
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pszResult[ 0 ] = ( char ) ( uiHour / 10 ) + '0';
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pszResult[ 1 ] = ( char ) ( uiHour % 10 ) + '0';
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if( pszResult[ 0 ] == '0' )
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pszResult[ 0 ] = ' ';
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bAM = FALSE;
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}
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else
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bAM = ( uiHour != 12 );
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strcpy( pszResult + ulTimeLen, bAM ? " am" : " pm" );
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hb_retclen_buffer( pszResult, ulTimeLen + 3 );
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}
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