Files
harbour-core/include/hbmacro.h
vszakats a4a357a18b 2013-03-15 11:12 UTC+0100 Viktor Szakats (harbour syenar.net)
* /harbour/* -> /*
    * moved whole Harbour source tree one level up to
      avoid single 'harbour' top dir
2013-03-15 11:13:30 +01:00

162 lines
7.3 KiB
C

/*
* $Id$
*/
/*
* Harbour Project source code:
* Header file for the Macro compiler
*
* Copyright 1999 Ryszard Glab
* www - http://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, or (at your option)
* any later version.
*
* 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 software; see the file COPYING.txt. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307 USA (or visit the web site http://www.gnu.org/).
*
* As a special exception, the Harbour Project gives permission for
* additional uses of the text contained in its release of Harbour.
*
* The exception is that, if you link the Harbour libraries 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 Harbour library code into it.
*
* This exception does not however invalidate any other reasons why
* the executable file might be covered by the GNU General Public License.
*
* This exception applies only to the code released by the Harbour
* Project under the name Harbour. If you copy code from other
* Harbour Project or Free Software Foundation releases into a copy of
* Harbour, as the General Public License permits, the exception does
* not apply to the code that you add in this way. To avoid misleading
* anyone as to the status of such modified files, you must delete
* this exception notice from them.
*
* If you write modifications of your own for Harbour, it is your choice
* whether to permit this exception to apply to your modifications.
* If you do not wish that, delete this exception notice.
*
*/
#ifndef HB_MACRO_H_
#define HB_MACRO_H_
#include "hbcompdf.h"
#include "hbapi.h"
#include "hbapiitm.h"
#include "hbapierr.h"
#include "hbvm.h"
#include "hbexprop.h"
#include "hbpcode.h"
#include "hbmacro.ch"
HB_EXTERN_BEGIN
/* flags for compilation process
*/
#define HB_MACRO_GEN_PUSH 1 /* generate PUSH pcodes */
#define HB_MACRO_GEN_POP 2 /* generate POP pcodes */
#define HB_MACRO_GEN_ALIASED 4 /* force aliased variable */
#define HB_MACRO_GEN_TYPE 8 /* check the type of expression (from Type() function) */
#define HB_MACRO_GEN_PARE 16 /* generate parentesized list */
#define HB_MACRO_GEN_LIST 32 /* generate push operation for every comma separated expressions */
#define HB_MACRO_GEN_REFER 64 /* generate PUSH pcodes for reference to given expression */
/* values returned from compilation process
*/
#define HB_MACRO_OK 0 /* macro compiled successfully */
#define HB_MACRO_FAILURE 1 /* syntax error */
/* additional status of compilation
*/
#define HB_MACRO_CONT 1 /* everything is OK so far */
#define HB_MACRO_TOO_COMPLEX 2 /* compiled expression is too complex */
#define HB_MACRO_UDF 4 /* code uses UDF function (info used by Type() function) */
#define HB_MACRO_UNKN_SYM 8 /* requested symbol was not found in runtime symbol table */
#define HB_MACRO_UNKN_VAR 16 /* requested variable doesn't exist */
/* Global functions
*/
extern void hb_macroError( int iError, HB_COMP_DECL );
extern int hb_macroYYParse( PHB_MACRO pMacro );
extern int hb_macroSetMacro( HB_BOOL fSet, int flag );
extern HB_ULONG hb_macroAutoSetMacro( HB_ULONG ulFlag );
extern HB_BOOL hb_macroLexNew( PHB_MACRO pMacro );
extern void hb_macroLexDelete( PHB_MACRO pMacro );
extern char * hb_macroIdentNew( HB_COMP_DECL, char * );
extern PHB_EXPR hb_macroExprGenPush( PHB_EXPR, HB_COMP_DECL );
extern PHB_EXPR hb_macroExprGenPop( PHB_EXPR, HB_COMP_DECL );
extern PHB_EXPR hb_macroExprNewArrayAt( PHB_EXPR pArray, PHB_EXPR pIndex, HB_COMP_DECL );
extern PHB_EXPR hb_macroExprNewFunCall( PHB_EXPR pName, PHB_EXPR pParms, HB_COMP_DECL );
/* Size of pcode buffer incrementation
*/
#define HB_PCODE_SIZE 512
/* Declarations for functions macro.c */
#if defined( HB_MACRO_SUPPORT )
extern void hb_macroGenPCode1( HB_BYTE byte, HB_COMP_DECL );
extern void hb_macroGenPCode2( HB_BYTE byte1, HB_BYTE byte2, HB_COMP_DECL );
extern void hb_macroGenPCode3( HB_BYTE byte1, HB_BYTE byte2, HB_BYTE byte3, HB_COMP_DECL );
extern void hb_macroGenPCode4( HB_BYTE byte1, HB_BYTE byte2, HB_BYTE byte3, HB_BYTE byte4, HB_COMP_DECL );
extern void hb_macroGenPCodeN( const HB_BYTE * pBuffer, HB_SIZE nSize, HB_COMP_DECL );
extern HB_SIZE hb_macroGenJump( HB_ISIZ nOffset, HB_COMP_DECL );
extern HB_SIZE hb_macroGenJumpFalse( HB_ISIZ nOffset, HB_COMP_DECL );
extern void hb_macroGenJumpThere( HB_SIZE nFrom, HB_SIZE nTo, HB_COMP_DECL );
extern void hb_macroGenJumpHere( HB_SIZE nOffset, HB_COMP_DECL );
extern HB_SIZE hb_macroGenJumpTrue( HB_ISIZ nOffset, HB_COMP_DECL );
extern void hb_macroGenPushSymbol( const char * szSymbolName, HB_BOOL bFunction, HB_COMP_DECL );
extern void hb_macroGenPushLong( HB_MAXINT nNumber, HB_COMP_DECL );
extern void hb_macroGenPushDate( long lDate, HB_COMP_DECL );
extern void hb_macroGenPushTimeStamp( long lDate, long lTime, HB_COMP_DECL );
extern void hb_macroGenMessage( const char * szMsgName, HB_BOOL bIsObject, HB_COMP_DECL );
extern void hb_macroGenMessageData( const char * szMsg, HB_BOOL bIsObject, HB_COMP_DECL );
extern void hb_macroGenPopVar( const char * szVarName, HB_COMP_DECL );
extern void hb_macroGenPopMemvar( const char * szVarName, HB_COMP_DECL );
extern void hb_macroGenPopAliasedVar( const char * szVarName,
HB_BOOL bPushAliasValue,
const char * szAlias,
HB_MAXINT nWorkarea, HB_COMP_DECL );
extern void hb_macroGenPushVar( const char * szVarName, HB_COMP_DECL );
extern void hb_macroGenPushVarRef( const char * szVarName, HB_COMP_DECL );
extern void hb_macroGenPushMemvarRef( const char * szVarName, HB_COMP_DECL );
extern void hb_macroGenPushAliasedVar( const char * szVarName,
HB_BOOL bPushAliasValue,
const char * szAlias,
HB_MAXINT nWorkarea, HB_COMP_DECL );
extern void hb_macroGenPushLogical( int iTrueFalse, HB_COMP_DECL );
extern void hb_macroGenPushDouble( double dNumber, HB_BYTE bWidth, HB_BYTE bDec, HB_COMP_DECL );
extern void hb_macroGenPushFunCall( const char * szFunName, int iFlags, HB_COMP_DECL );
extern void hb_macroGenPushFunSym( const char * szFunName, int iFlags, HB_COMP_DECL );
extern void hb_macroGenPushFunRef( const char * szFunName, HB_COMP_DECL );
extern void hb_macroGenPushString( const char * szText, HB_SIZE nStrLen, HB_COMP_DECL );
extern void hb_macroCodeBlockStart( HB_COMP_DECL );
extern void hb_macroCodeBlockEnd( HB_COMP_DECL );
extern int hb_macroLocalVarGetPos( const char * szVarName, HB_COMP_DECL );
extern HB_BOOL hb_macroIsValidMacroText( const char * szText, HB_SIZE nLen );
#endif /* HB_MACRO_SUPPORT */
HB_EXTERN_END
#endif /* HB_MACRO_H_ */