121 lines
3.4 KiB
C
121 lines
3.4 KiB
C
/*
|
|
* $Id$
|
|
*/
|
|
|
|
/*
|
|
* Harbour Project source code:
|
|
* Preprocessor runtime library callable version
|
|
*
|
|
* Copyright 1999 Felipe G. Coury
|
|
* 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 <stdio.h>
|
|
#include <setjmp.h>
|
|
|
|
#include "hbpp.h"
|
|
#include "extend.h"
|
|
#include "itemapi.h"
|
|
#include "hberrors.h"
|
|
|
|
PATHNAMES * _pIncludePath = NULL;
|
|
PHB_FNAME _pFileName = NULL;
|
|
|
|
jmp_buf s_env;
|
|
|
|
/* TODO: Extend the function to allow directives
|
|
and external include files */
|
|
|
|
/* TODO: This function should return an error code. The preprocessed sting
|
|
* should be returned by a reference.
|
|
*/
|
|
HARBOUR HB___PREPROCESS( void )
|
|
{
|
|
if( ISCHAR( 1 ) )
|
|
{
|
|
char * pText = ( char * ) hb_xgrab( STR_SIZE );
|
|
char * pOut = ( char * ) hb_xgrab( STR_SIZE );
|
|
char * ptr = pText;
|
|
|
|
int slen;
|
|
|
|
slen = MIN( hb_parclen( 1 ), STR_SIZE - 1 );
|
|
memcpy( pText, hb_parc( 1 ), slen );
|
|
pText[ slen ] = 0; /* Preprocessor expects null-terminated string */
|
|
memset( pOut, 0, STR_SIZE );
|
|
|
|
SKIPTABSPACES( ptr );
|
|
|
|
if( setjmp( s_env ) == 0 )
|
|
{
|
|
int resParse;
|
|
|
|
if( ( resParse = ParseExpression( ptr, pOut ) ) > 0 )
|
|
{
|
|
/* Some error here? */
|
|
}
|
|
hb_retc( pText ); /* Preprocessor returns parsed line in input buffer */
|
|
}
|
|
else
|
|
{
|
|
/* an error occured during parsing.
|
|
* The longjmp was used in GenError()
|
|
*/
|
|
hb_retc( "ERROR" );
|
|
}
|
|
|
|
hb_xfree( pText );
|
|
hb_xfree( pOut );
|
|
}
|
|
else
|
|
hb_retc( "" );
|
|
}
|
|
|
|
void GenError( char * _szErrors[], char cPrefix, int iError, char * szError1, char * szError2 )
|
|
{
|
|
/* TODO: The internal buffers allocated by the preprocessor should be
|
|
* deallocated here
|
|
*/
|
|
printf( "Error %c%i ", cPrefix, iError );
|
|
printf( _szErrors[ iError - 1 ], szError1, szError2 );
|
|
printf( hb_consoleGetNewLine() );
|
|
printf( hb_consoleGetNewLine() );
|
|
|
|
longjmp( s_env, iError );
|
|
}
|
|
|
|
void GenWarning( char* _szWarnings[], char cPrefix, int iWarning, char * szWarning1, char * szWarning2)
|
|
{
|
|
/* NOTE:
|
|
* All warnings are simply ignored
|
|
*/
|
|
HB_SYMBOL_UNUSED( _szWarnings );
|
|
HB_SYMBOL_UNUSED( cPrefix );
|
|
HB_SYMBOL_UNUSED( iWarning );
|
|
HB_SYMBOL_UNUSED( szWarning1 );
|
|
HB_SYMBOL_UNUSED( szWarning2 );
|
|
}
|