735787b94d
* ChangeLog
! Typos.
* utils/hbpp/hbpplib.c
! Replaced RTE code 1001 with 1002.
(almost the same error condition, but better have
it different to avoid any support confusions).
249 lines
7.6 KiB
C
249 lines
7.6 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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* Preprocessor runtime library callable version
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*
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* Copyright 1999 Felipe G. Coury <fcoury@creation.com.br>
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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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/*
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* Avoid tracing in preprocessor/compiler.
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*/
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#if ! defined(HB_TRACE_UTILS)
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#if defined(HB_TRACE_LEVEL)
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#undef HB_TRACE_LEVEL
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#endif
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#endif
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#include <stdio.h>
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#include "hbppdef.h"
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#include "hbcomp.h"
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#include "hbapi.h"
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#include "hbapierr.h"
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HB_PATHNAMES * hb_comp_pIncludePath = NULL;
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PHB_FNAME hb_comp_pFileName = NULL;
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FILES hb_comp_files;
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int hb_comp_iLine; /* currently parsed file line number */
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int hb_comp_iLinePRG;
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int hb_comp_iLineINLINE = 0;
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/* These are need for the PP #pragma support */
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BOOL hb_comp_bPPO = FALSE; /* flag indicating, is ppo output needed */
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BOOL hb_comp_bStartProc = TRUE; /* holds if we need to create the starting procedure */
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BOOL hb_comp_bLineNumbers = TRUE; /* holds if we need pcodes with line numbers */
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#if 0
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BOOL hb_comp_bShortCuts = TRUE; /* .and. & .or. expressions shortcuts */
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#endif
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int hb_comp_iWarnings = 0; /* enable parse warnings */
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BOOL hb_comp_bAutoMemvarAssume = FALSE; /* holds if undeclared variables are automatically assumed MEMVAR (-a)*/
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BOOL hb_comp_bForceMemvars = FALSE; /* holds if memvars are assumed when accesing undeclared variable (-v)*/
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BOOL hb_comp_bDebugInfo = FALSE; /* holds if generate debugger required info */
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int hb_comp_iExitLevel = HB_EXITLEVEL_DEFAULT; /* holds if there was any warning during the compilation process */
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FILE * hb_comp_yyppo = NULL;
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HB_FUNC( __PP_INIT )
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{
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hb_pp_Table();
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hb_pp_Init();
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hb_comp_files.iFiles = 0;
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if( ISCHAR( 1 ) )
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{
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hb_fsAddSearchPath( hb_parc( 1 ), &hb_comp_pIncludePath );
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}
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}
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HB_FUNC( __PP_PATH )
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{
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if( ISLOG( 2 ) && hb_parl( 2 ) && hb_comp_pIncludePath )
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{
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hb_fsFreeSearchPath( hb_comp_pIncludePath );
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hb_comp_pIncludePath = NULL;
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}
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if( ISCHAR( 1 ) )
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{
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hb_fsAddSearchPath( hb_parc( 1 ), &hb_comp_pIncludePath );
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}
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}
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HB_FUNC( __PP_FREE )
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{
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if( hb_comp_pIncludePath )
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{
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hb_fsFreeSearchPath( hb_comp_pIncludePath );
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hb_comp_pIncludePath = NULL;
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}
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hb_pp_Free();
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if( hb_pp_aCondCompile )
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{
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hb_xfree( hb_pp_aCondCompile );
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hb_pp_aCondCompile = NULL;
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}
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}
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HB_FUNC( __PPADDRULE )
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{
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if( ISCHAR( 1 ) )
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{
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char * ptr = hb_parc( 1 );
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char * hb_buffer;
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HB_SKIPTABSPACES( ptr );
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if( *ptr == '#' )
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{
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if( !hb_pp_aCondCompile )
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{
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hb_pp_Table();
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hb_pp_Init();
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hb_comp_files.iFiles = 0;
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}
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hb_pp_ParseDirective( ptr );
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if( hb_comp_files.pLast )
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{
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hb_buffer = ( char* ) hb_xgrab( HB_PP_STR_SIZE );
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while( hb_pp_Internal( NULL, hb_buffer ) > 0 );
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hb_pp_CloseInclude();
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hb_xfree( hb_buffer );
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}
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hb_retl( 1 );
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}
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else
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hb_retl( 0 );
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}
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else
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hb_retl( 0 );
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}
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HB_FUNC( __PREPROCESS )
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{
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if( ISCHAR( 1 ) )
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{
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char * pText = ( char * ) hb_xgrab( HB_PP_STR_SIZE );
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char * pOut = ( char * ) hb_xgrab( HB_PP_STR_SIZE );
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/* if( setjmp( s_env ) == 0 ) */
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{
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char * ptr = pText;
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int slen;
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/* hb_pp_Init(); */
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slen = HB_MIN( hb_parclen( 1 ), HB_PP_STR_SIZE - 1 );
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memcpy( pText, hb_parc( 1 ), slen );
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pText[ slen ] = 0; /* Preprocessor expects null-terminated string */
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if( slen )
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{
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memset( pOut, 0, HB_PP_STR_SIZE );
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HB_SKIPTABSPACES( ptr );
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if( !hb_pp_topDefine )
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hb_pp_Table();
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if( *ptr && hb_pp_ParseExpression( ptr, pOut, FALSE ) > 0 )
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{
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/* Some error here? */
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}
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}
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hb_retc( pText ); /* Preprocessor returns parsed line in input buffer */
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}
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/* else
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{ */
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/* an error occured during parsing.
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* The longjmp was used in GenError()
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*/
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/* hb_retc( NULL );
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} */
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hb_xfree( pText );
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hb_xfree( pOut );
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}
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else
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hb_retc( NULL );
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}
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void hb_compGenError( HB_COMP_DECL, char * szErrors[], char cPrefix, int iError, const char * szError1, const char * szError2 )
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{
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PHB_ITEM pError;
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char buffer[ 128 ];
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HB_SYMBOL_UNUSED( HB_COMP_PARAM );
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HB_SYMBOL_UNUSED( cPrefix );
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HB_TRACE(HB_TR_DEBUG, ("hb_compGenError(%p, %c, %d, %s, %s)", szErrors, cPrefix, iError, szError1, szError2));
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/* TOFIX: The internal buffers allocated by the preprocessor should be
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deallocated here */
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snprintf( buffer, sizeof( buffer ), szErrors[ iError - 1 ], szError1, szError2 );
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pError = hb_errRT_New( ES_ERROR, "PP", 1002, ( ULONG ) iError, buffer, NULL, 0, EF_NONE | EF_CANDEFAULT );
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hb_errLaunch( pError );
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hb_errRelease( pError );
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/* longjmp( s_env, iError == 0 ? -1 : iError ); */
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}
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void hb_compGenWarning( HB_COMP_DECL, char * szWarnings[], char cPrefix, int iWarning, const char * szWarning1, const char * szWarning2 )
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{
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HB_TRACE(HB_TR_DEBUG, ("hb_compGenWarning(%p, %c, %d, %s, %s)", szWarnings, cPrefix, iWarning, szWarning1, szWarning2));
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/* NOTE: All warnings are simply ignored */
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HB_SYMBOL_UNUSED( HB_COMP_PARAM );
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HB_SYMBOL_UNUSED( szWarnings );
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HB_SYMBOL_UNUSED( cPrefix );
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HB_SYMBOL_UNUSED( iWarning );
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HB_SYMBOL_UNUSED( szWarning1 );
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HB_SYMBOL_UNUSED( szWarning2 );
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}
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