177 lines
4.3 KiB
C
177 lines
4.3 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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* The Language API
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*
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* Copyright 1999 Victor Szakats <info@szelvesz.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 of the License, or
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* (at your option) any later version, with one exception:
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*
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* The exception is that if you link the Harbour Runtime Library (HRL)
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* and/or the Harbour Virtual Machine (HVM) with other files to produce
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* an executable, this does not by itself cause the resulting executable
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* to be covered by the GNU General Public License. Your use of that
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* executable is in no way restricted on account of linking the HRL
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* and/or HVM code into it.
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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 program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA (or visit
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* their web site at http://www.gnu.org/).
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*
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*/
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#include "hbapi.h"
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#include "hbapilng.h"
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/* Always link in the default language */
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/* This hack is needed */
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#define HB_LANG_REQUEST( id ) HB_LANG_REQUEST_( id )
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#define HB_LANG_REQUEST_( id ) extern HB_FUNC( HB_LANG_##id ); \
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void hb_lang_ForceLink( void ) \
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{ \
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HB_FUNCNAME( HB_LANG_##id )(); \
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}
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HB_LANG_REQUEST( HB_LANG_DEFAULT );
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/* NOTE: This is the maximum number of registered languages, later this can be
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made dynamic. */
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#define HB_LANG_MAX_ 64
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static PHB_LANG s_langList[ HB_LANG_MAX_ ];
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static PHB_LANG s_lang = NULL;
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static int hb_langFindPos( char * pszID )
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{
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int iPos;
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if( pszID != NULL )
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{
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for( iPos = 0; iPos < HB_LANG_MAX_; iPos++ )
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{
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if( s_langList[ iPos ] != NULL && strcmp( ( char * ) s_langList[ iPos ]->pItemList[ 0 ], pszID ) == 0 )
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return iPos;
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}
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}
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return -1;
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}
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BOOL hb_langRegister( PHB_LANG lang )
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{
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HB_TRACE(HB_TR_DEBUG, ("hb_langRegister(%p)", lang));
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if( lang )
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{
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int iPos = hb_langFindPos( ( char * ) lang->pItemList[ HB_LANG_ITEM_BASE_ID + 0 ] );
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if( iPos == -1 )
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{
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for( iPos = 0; iPos < HB_LANG_MAX_; iPos++ )
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{
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if( s_langList[ iPos ] == NULL )
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{
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s_langList[ iPos ] = lang;
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return TRUE;
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}
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}
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}
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else
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{
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s_langList[ iPos ] = lang;
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return TRUE;
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}
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}
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return FALSE;
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}
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BOOL hb_langDeRegister( char * pszID )
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{
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int iPos;
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HB_TRACE(HB_TR_DEBUG, ("hb_langDeRegister(%s)", pszID));
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iPos = hb_langFindPos( pszID );
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if( iPos != -1 )
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{
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s_langList[ iPos ] = NULL;
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return TRUE;
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}
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else
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return FALSE;
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}
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PHB_LANG hb_langFind( char * pszID )
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{
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int iPos;
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HB_TRACE(HB_TR_DEBUG, ("hb_langFind(%s)", pszID));
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iPos = hb_langFindPos( pszID );
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return iPos != -1 ? s_langList[ iPos ] : NULL;
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}
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PHB_LANG hb_langSelect( PHB_LANG lang )
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{
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PHB_LANG langOld = s_lang;
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HB_TRACE(HB_TR_DEBUG, ("hb_langSelect(%p)", lang));
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if( lang )
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s_lang = lang;
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return langOld;
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}
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void * hb_langDGetItem( int iIndex )
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{
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HB_TRACE(HB_TR_DEBUG, ("hb_langDGetItem(%i)", iIndex));
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if( s_lang && iIndex >= 0 && iIndex < HB_LANG_ITEM_MAX_ )
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return s_lang->pItemList[ iIndex ];
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else
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return NULL;
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}
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HB_FUNC( HB_LANGSELECT )
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{
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hb_retc( ( char * ) hb_langDGetItem( HB_LANG_ITEM_BASE_ID + 0 ) );
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if( ISCHAR( 1 ) )
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hb_langSelect( hb_langFind( hb_parc( 1 ) ) );
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}
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/* Compatibility interface */
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char * hb_langDGetErrorDesc ( ULONG ulIndex )
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{
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HB_TRACE(HB_TR_DEBUG, ("hb_langDGetErrorDesc(%lu)", ulIndex));
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return ( char * ) hb_langDGetItem( HB_LANG_ITEM_BASE_ERRDESC + ulIndex );
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}
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char * hb_langDGetErrorIntr ( ULONG ulIndex )
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{
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HB_TRACE(HB_TR_DEBUG, ("hb_langDGetErrorIntr(%lu)", ulIndex));
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return ( char * ) hb_langDGetItem( HB_LANG_ITEM_BASE_ERRINTR + ulIndex - 1 );
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}
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