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// -*- C -*-
/* Copyright (C) 2000, 2001, 2003, 2004 Free Software Foundation, Inc.
Written by Gaius Mulley (gaius@glam.ac.uk).
This file is part of groff.
groff 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.
groff 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 groff; see the file COPYING. If not, write to the Free Software
Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#define eof (char)-1
/*
* defines the class and methods implemented within pushback.cpp
*/
class pushBackBuffer
{
private:
char *charStack;
int stackPtr; /* index to push back stack */
int debug;
int verbose;
int eofFound;
char *fileName;
int lineNo;
int stdIn;
public:
pushBackBuffer (char *);
~ pushBackBuffer ();
char getPB (void);
char putPB (char ch);
void skipUntilToken (void);
void skipToNewline (void);
double readNumber (void);
int readInt (void);
char *readString (void);
int isString (const char *string);
};
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