Files
harbour-core/harbour/include/hbpp.h
1999-09-15 14:03:38 +00:00

121 lines
3.6 KiB
C

/*
* $Id$
*/
/*
* Harbour Project source code:
* Header file for the Preprocesor
*
* Copyright 1999 Alexander S.Kresin <alex@belacy.belgorod.su>
* 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/).
*
*/
/* Definitions shared by harbour.y and preprocessor */
#ifndef HB_PP_H_
#define HB_PP_H_
#include "hbdefs.h"
typedef struct _PATHNAMES { /* the list of pathnames to search with #include */
char * szPath;
struct _PATHNAMES *pNext;
} PATHNAMES;
struct _DEFINES;
typedef struct _DEFINES
{
char * name;
char * pars;
int npars;
char * value;
struct _DEFINES * last;
} DEFINES;
struct _COMMANDS;
typedef struct _COMMANDS
{
int com_or_xcom;
char * name;
char * mpatt;
char * value;
struct _COMMANDS * last;
} COMMANDS;
#define STR_SIZE 8192
#define BUFF_SIZE 2048
#define SKIPTABSPACES( sptr ) while( *sptr == ' ' || *sptr == '\t' ) ( sptr )++
#define IS_OPT_SEP( c ) ( strchr( OS_OPT_DELIMITER_LIST, ( c ) ) != NULL )
/* HBPP.C exported functions */
extern int ParseDirective( char * );
extern int ParseExpression( char *, char * );
extern int pp_RdStr( FILE *, char *, int, int, char *, int *, int * );
extern int pp_WrStr( FILE *, char * );
extern int strolen( char * );
extern int strocpy( char *, char * );
extern char * strodup( char * );
extern DEFINES * AddDefine( char * szDefine, char * szValue ); /* add a new Lex define from the command line */
/* HBPP.C exported variables */
extern int lInclude;
extern int * aCondCompile, nCondCompile;
extern int nline;
extern char * _szPErrors[];
extern char * _szPWarnings[];
/* Needed support modules, but not contained in HBPP.C */
/* Filename support */
typedef struct
{
char szBuffer[ _POSIX_PATH_MAX + 3 ];
char * szPath;
char * szName;
char * szExtension;
} HB_FNAME, * PHB_FNAME, * HB_FNAME_PTR;
extern PHB_FNAME hb_fsFNameSplit( char * szFilename ); /* Split given filename into path, name and extension */
extern char * hb_fsFNameMerge( char * szFileName, PHB_FNAME pFileName ); /* This function joins path, name and extension into a string with a filename */
extern void * hb_xgrab( ULONG lSize ); /* allocates memory, exists on failure */
extern void * hb_xrealloc( void * pMem, ULONG lSize ); /* reallocates memory */
extern void hb_xfree( void * pMem ); /* frees memory */
/* Needed support variables, but not contained in HBPP.C */
extern PATHNAMES * _pIncludePath;
extern PHB_FNAME _pFileName;
extern DEFINES * topDefine;
extern COMMANDS * topCommand;
extern COMMANDS * topTranslate;
#endif /* HB_PP_H_ */