libstdc++-v3/config/os/gnu-linux/bits/ctype_base.h

   1 // Locale support -*- C++ -*-
   2
   3 // Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
   4 //
   5 // This file is part of the GNU ISO C++ Library.  This library is free
   6 // software; you can redistribute it and/or modify it under the
   7 // terms of the GNU General Public License as published by the
   8 // Free Software Foundation; either version 2, or (at your option)
   9 // any later version.
  10
  11 // This library is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15
  16 // You should have received a copy of the GNU General Public License along
  17 // with this library; see the file COPYING.  If not, write to the Free
  18 // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  19 // USA.
  20
  21 // As a special exception, you may use this file as part of a free software
  22 // library without restriction.  Specifically, if other files instantiate
  23 // templates or use macros or inline functions from this file, or you compile
  24 // this file and link it with other files to produce an executable, this
  25 // file does not by itself cause the resulting executable to be covered by
  26 // the GNU General Public License.  This exception does not however
  27 // invalidate any other reasons why the executable file might be covered by
  28 // the GNU General Public License.
  29
  30 //
  31 // ISO C++ 14882: 22.1  Locales
  32 //
  33
  34 // Information as gleaned from /usr/include/ctype.h
  35
  36 #if _GLIBCPP_USE_SHADOW_HEADERS
  37   using _C_legacy::_ISspace;
  38   using _C_legacy::_ISprint;
  39   using _C_legacy::_IScntrl;
  40   using _C_legacy::_ISupper;
  41   using _C_legacy::_ISlower;
  42   using _C_legacy::_ISalpha;
  43   using _C_legacy::_ISdigit;
  44   using _C_legacy::_ISpunct;
  45   using _C_legacy::_ISxdigit;
  46   using _C_legacy::_ISalnum;
  47   using _C_legacy::_ISgraph;
  48 #endif
  49
  50   struct ctype_base
  51   {
  52     // Non-standard typedefs.
  53     typedef const int*          __to_type;
  54
  55     // NB: Offsets into ctype<char>::_M_table force a particular size
  56     // on the mask type. Because of this, we don't use an enum.
  57     typedef unsigned short      mask;
  58     static const mask upper     = _ISupper;
  59     static const mask lower     = _ISlower;
  60     static const mask alpha     = _ISalpha;
  61     static const mask digit     = _ISdigit;
  62     static const mask xdigit    = _ISxdigit;
  63     static const mask space     = _ISspace;
  64     static const mask print     = _ISprint;
  65     static const mask graph     = _ISgraph;
  66     static const mask cntrl     = _IScntrl;
  67     static const mask punct     = _ISpunct;
  68     static const mask alnum     = _ISalnum;
  69   };