175584Sru// -*- C++ -*-
275584Sru/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc.
375584Sru     Written by James Clark (jjc@jclark.com)
475584Sru
575584SruThis file is part of groff.
675584Sru
775584Srugroff is free software; you can redistribute it and/or modify it under
875584Sruthe terms of the GNU General Public License as published by the Free
975584SruSoftware Foundation; either version 2, or (at your option) any later
1075584Sruversion.
1175584Sru
1275584Srugroff is distributed in the hope that it will be useful, but WITHOUT ANY
1375584SruWARRANTY; without even the implied warranty of MERCHANTABILITY or
1475584SruFITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
1575584Srufor more details.
1675584Sru
1775584SruYou should have received a copy of the GNU General Public License along
1875584Sruwith groff; see the file COPYING.  If not, write to the Free Software
19151497SruFoundation, 51 Franklin St - Fifth Floor, Boston, MA 02110-1301, USA. */
2075584Sru
2175584Sru#ifndef UCHAR_MAX
2275584Sru#define UCHAR_MAX 255
2375584Sru#endif
2475584Sru
2575584Sruenum cmap_builtin { CMAP_BUILTIN };
2675584Sru
2775584Sruclass cmap {
2875584Srupublic:
2975584Sru  cmap();
3075584Sru  cmap(cmap_builtin);
3175584Sru  int operator()(unsigned char) const;
3275584Sru  unsigned char &operator[](unsigned char);
3375584Sru
3475584Sru  friend class cmap_init;
3575584Sruprivate:
3675584Sru  unsigned char v[UCHAR_MAX+1];
3775584Sru};
3875584Sru
3975584Sruinline int cmap::operator()(unsigned char c) const
4075584Sru{
4175584Sru  return v[c];
4275584Sru}
4375584Sru
4475584Sruinline unsigned char &cmap::operator[](unsigned char c)
4575584Sru{
4675584Sru  return v[c];
4775584Sru}
4875584Sru
4975584Sruextern cmap cmlower;
5075584Sruextern cmap cmupper;
5175584Sru
5275584Srustatic class cmap_init {
5375584Sru  static int initialised;
5475584Srupublic:
5575584Sru  cmap_init();
5675584Sru} _cmap_init;
57