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// Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2004, 2005,

// 2006, 2007, 2008, 2009

// 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 3, 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.

// Under Section 7 of GPL version 3, you are granted additional

// permissions described in the GCC Runtime Library Exception, version

// 3.1, as published by the Free Software Foundation.

// You should have received a copy of the GNU General Public License and

// a copy of the GCC Runtime Library Exception along with this program;

// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see

// <http://www.gnu.org/licenses/>.

#include <locale>

#include <cstdlib>

#include <cstring>

_GLIBCXX_BEGIN_NAMESPACE(std)

  // Definitions for static const data members of ctype_base.

  const ctype_base::mask ctype_base::space;

  const ctype_base::mask ctype_base::print;

  const ctype_base::mask ctype_base::cntrl;

  const ctype_base::mask ctype_base::upper;

  const ctype_base::mask ctype_base::lower;

  const ctype_base::mask ctype_base::alpha;

  const ctype_base::mask ctype_base::digit;

  const ctype_base::mask ctype_base::punct;

  const ctype_base::mask ctype_base::xdigit;

  const ctype_base::mask ctype_base::alnum;

  const ctype_base::mask ctype_base::graph;

  // Definitions for locale::id of standard facets that are specialized.

  locale::id ctype<char>::id;

#ifdef _GLIBCXX_USE_WCHAR_T  

  locale::id ctype<wchar_t>::id;

#endif

  // XXX At some point, just rename this file to ctype_configure_char.cc

  // and compile it as a separate file instead of including it here.

  // Platform-specific initialization code for ctype tables.

#include <bits/ctype_noninline.h>

  const size_t ctype<char>::table_size;

  ctype<char>::~ctype()

  {

    _S_destroy_c_locale(_M_c_locale_ctype);

    if (_M_del)

      delete[] this->table();

  }

  // Fill in the narrowing cache and flag whether all values are

  // valid or not.  _M_narrow_ok is set to 2 if memcpy can't

  // be used.

  void

  ctype<char>::

  _M_narrow_init() const

  {

    char __tmp[sizeof(_M_narrow)];

    for (size_t __i = 0; __i < sizeof(_M_narrow); ++__i)

      __tmp[__i] = __i;

    do_narrow(__tmp, __tmp + sizeof(__tmp), 0, _M_narrow);

    _M_narrow_ok = 1;

    if (__builtin_memcmp(__tmp, _M_narrow, sizeof(_M_narrow)))

      _M_narrow_ok = 2;

    else

      {

        // Deal with the special case of zero: renarrow with a

        // different default and compare.

        char __c;

        do_narrow(__tmp, __tmp + 1, 1, &__c);

        if (__c == 1)

          _M_narrow_ok = 2;

      }

  }

  void

  ctype<char>::

  _M_widen_init() const

  {

    char __tmp[sizeof(_M_widen)];

    for (size_t __i = 0; __i < sizeof(_M_widen); ++__i)

      __tmp[__i] = __i;

    do_widen(__tmp, __tmp + sizeof(__tmp), _M_widen);

    _M_widen_ok = 1;

    // Set _M_widen_ok to 2 if memcpy can't be used.

    if (__builtin_memcmp(__tmp, _M_widen, sizeof(_M_widen)))

      _M_widen_ok = 2;

  }

#ifdef _GLIBCXX_USE_WCHAR_T

  ctype<wchar_t>::ctype(size_t __refs)

  : __ctype_abstract_base<wchar_t>(__refs),

  _M_c_locale_ctype(_S_get_c_locale()), _M_narrow_ok(false)

  { _M_initialize_ctype(); }

  ctype<wchar_t>::ctype(__c_locale __cloc, size_t __refs)

  : __ctype_abstract_base<wchar_t>(__refs),

  _M_c_locale_ctype(_S_clone_c_locale(__cloc)), _M_narrow_ok(false)

  { _M_initialize_ctype(); }

  ctype<wchar_t>::~ctype()

  { _S_destroy_c_locale(_M_c_locale_ctype); }

  ctype_byname<wchar_t>::ctype_byname(const char* __s, size_t __refs)

  : ctype<wchar_t>(__refs)

  {

    if (std::strcmp(__s, "C") != 0 && std::strcmp(__s, "POSIX") != 0)

      {

        this->_S_destroy_c_locale(this->_M_c_locale_ctype);

        this->_S_create_c_locale(this->_M_c_locale_ctype, __s);

        this->_M_initialize_ctype();

      }

  }

  ctype_byname<wchar_t>::~ctype_byname()

  { }

#endif

_GLIBCXX_END_NAMESPACE