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// Locale support -*- C++ -*-

// Copyright (C) 2000, 2003 Free Software Foundation, Inc.

//

// This file is part of the GNU ISO C++ Library.  This library 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.

// This library 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 this library; see the file COPYING.  If not, write to the Free

// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,

// USA.

// As a special exception, you may use this file as part of a free software

// library without restriction.  Specifically, if other files instantiate

// templates or use macros or inline functions from this file, or you compile

// this file and link it with other files to produce an executable, this

// file does not by itself cause the resulting executable to be covered by

// the GNU General Public License.  This exception does not however

// invalidate any other reasons why the executable file might be covered by

// the GNU General Public License.

//

// ISO C++ 14882: 22.1  Locales

//

// Information as gleaned from /usr/include/ctype.h on FreeBSD 3.4,

// 4.0 and all versions of the CVS managed file at:

// :pserver:anoncvs@anoncvs.freebsd.org:/home/ncvs/src/include/ctype.h

  struct ctype_base

  {

    // Non-standard typedefs.

    typedef const int*          __to_type;

    typedef unsigned long       mask;

#ifdef _CTYPE_S

    // FreeBSD 4.0 uses this style of define.

    static const mask upper     = _CTYPE_U;

    static const mask lower     = _CTYPE_L;

    static const mask alpha     = _CTYPE_A;

    static const mask digit     = _CTYPE_D;

    static const mask xdigit    = _CTYPE_X;

    static const mask space     = _CTYPE_S;

    static const mask print     = _CTYPE_R;

    static const mask graph     = _CTYPE_A | _CTYPE_D | _CTYPE_P;

    static const mask cntrl     = _CTYPE_C;

    static const mask punct     = _CTYPE_P;

    static const mask alnum     = _CTYPE_A | _CTYPE_D;

#else

    // Older versions, including Free BSD 3.4, use this style of define.

    static const mask upper     = _U;

    static const mask lower     = _L;

    static const mask alpha     = _A;

    static const mask digit     = _D;

    static const mask xdigit    = _X;

    static const mask space     = _S;

    static const mask print     = _R;

    static const mask graph     = _A | _D | _P;

    static const mask cntrl     = _C;

    static const mask punct     = _P;

    static const mask alnum     = _A | _D;

#endif

  };