/contrib/groff/src/preproc/html/pushback.h

 1// -*- C -*-
 2/* Copyright (C) 2000, 2001, 2003, 2004 Free Software Foundation, Inc.
 3     Written by Gaius Mulley (gaius@glam.ac.uk).
 4
 5This file is part of groff.
 6
 7groff is free software; you can redistribute it and/or modify it under
 8the terms of the GNU General Public License as published by the Free
 9Software Foundation; either version 2, or (at your option) any later
10version.
11
12groff is distributed in the hope that it will be useful, but WITHOUT ANY
13WARRANTY; without even the implied warranty of MERCHANTABILITY or
14FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
15for more details.
16
17You should have received a copy of the GNU General Public License along
18with groff; see the file COPYING.  If not, write to the Free Software
19Foundation, 51 Franklin St - Fifth Floor, Boston, MA 02110-1301, USA. */
20
21
22#define eof              (char)-1
23
24
25/*
26 *  defines the class and methods implemented within pushback.cpp
27 */
28
29class pushBackBuffer
30{
31 private:
32  char       *charStack;
33  int         stackPtr;   /* index to push back stack        */
34  int         debug;
35  int         verbose;
36  int         eofFound;
37  char       *fileName;
38  int         lineNo;
39  int         stdIn;
40
41 public:
42         pushBackBuffer (char *);
43  ~      pushBackBuffer ();
44  char   getPB          (void);
45  char   putPB          (char ch);
46  void   skipUntilToken (void);
47  void   skipToNewline  (void);
48  double readNumber     (void);
49  int    readInt        (void);
50  char  *readString     (void);
51  int    isString       (const char *string);
52};
53
54