1 // -*- C++ -*-
2 /* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc.
3      Written by James Clark (jjc@jclark.com)
4 
5 This file is part of groff.
6 
7 groff is free software; you can redistribute it and/or modify it under
8 the terms of the GNU General Public License as published by the Free
9 Software Foundation; either version 2, or (at your option) any later
10 version.
11 
12 groff is distributed in the hope that it will be useful, but WITHOUT ANY
13 WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
15 for more details.
16 
17 You should have received a copy of the GNU General Public License along
18 with groff; see the file COPYING.  If not, write to the Free Software
19 Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
20 
21 #ifndef UCHAR_MAX
22 #define UCHAR_MAX 255
23 #endif
24 
25 enum cmap_builtin { CMAP_BUILTIN };
26 
27 class cmap {
28 public:
29   cmap();
30   cmap(cmap_builtin);
31   int operator()(unsigned char) const;
32   unsigned char &operator[](unsigned char);
33 
34   friend class cmap_init;
35 private:
36   unsigned char v[UCHAR_MAX+1];
37 };
38 
operator()39 inline int cmap::operator()(unsigned char c) const
40 {
41   return v[c];
42 }
43 
44 inline unsigned char &cmap::operator[](unsigned char c)
45 {
46   return v[c];
47 }
48 
49 extern cmap cmlower;
50 extern cmap cmupper;
51 
52 static class cmap_init {
53   static int initialised;
54 public:
55   cmap_init();
56 } _cmap_init;
57