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// std::numpunct implementation details, GNU version -*- C++ -*-
// Copyright (C) 2001, 2002, 2003, 2004 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: 22.2.3.1.2 numpunct virtual functions
//
// Written by Benjamin Kosnik <bkoz@redhat.com>
#include <locale>
#include <bits/c++locale_internal.h>
namespace std
{
template<>
void
numpunct<char>::_M_initialize_numpunct(__c_locale __cloc)
{
if (!_M_data)
_M_data = new __numpunct_cache<char>;
if (!__cloc)
{
// "C" locale
_M_data->_M_grouping = "";
_M_data->_M_grouping_size = 0;
_M_data->_M_use_grouping = false;
_M_data->_M_decimal_point = '.';
_M_data->_M_thousands_sep = ',';
for (size_t __i = 0; __i < __num_base::_S_oend; ++__i)
_M_data->_M_atoms_out[__i] = __num_base::_S_atoms_out[__i];
for (size_t __j = 0; __j < __num_base::_S_iend; ++__j)
_M_data->_M_atoms_in[__j] = __num_base::_S_atoms_in[__j];
}
else
{
// Named locale.
_M_data->_M_decimal_point = *(__nl_langinfo_l(DECIMAL_POINT,
__cloc));
_M_data->_M_thousands_sep = *(__nl_langinfo_l(THOUSANDS_SEP,
__cloc));
// Check for NULL, which implies no grouping.
if (_M_data->_M_thousands_sep == '\0')
_M_data->_M_grouping = "";
else
_M_data->_M_grouping = __nl_langinfo_l(GROUPING, __cloc);
_M_data->_M_grouping_size = strlen(_M_data->_M_grouping);
}
// NB: There is no way to extact this info from posix locales.
// _M_truename = __nl_langinfo_l(YESSTR, __cloc);
_M_data->_M_truename = "true";
_M_data->_M_truename_size = 4;
// _M_falsename = __nl_langinfo_l(NOSTR, __cloc);
_M_data->_M_falsename = "false";
_M_data->_M_falsename_size = 5;
}
template<>
numpunct<char>::~numpunct()
{ delete _M_data; }
#ifdef _GLIBCXX_USE_WCHAR_T
template<>
void
numpunct<wchar_t>::_M_initialize_numpunct(__c_locale __cloc)
{
if (!_M_data)
_M_data = new __numpunct_cache<wchar_t>;
if (!__cloc)
{
// "C" locale
_M_data->_M_grouping = "";
_M_data->_M_grouping_size = 0;
_M_data->_M_use_grouping = false;
_M_data->_M_decimal_point = L'.';
_M_data->_M_thousands_sep = L',';
// Use ctype::widen code without the facet...
for (size_t __i = 0; __i < __num_base::_S_oend; ++__i)
_M_data->_M_atoms_out[__i] =
static_cast<wchar_t>(__num_base::_S_atoms_out[__i]);
for (size_t __j = 0; __j < __num_base::_S_iend; ++__j)
_M_data->_M_atoms_in[__j] =
static_cast<wchar_t>(__num_base::_S_atoms_in[__j]);
}
else
{
// Named locale.
// NB: In the GNU model wchar_t is always 32 bit wide.
union { char *__s; wchar_t __w; } __u;
__u.__s = __nl_langinfo_l(_NL_NUMERIC_DECIMAL_POINT_WC, __cloc);
_M_data->_M_decimal_point = __u.__w;
__u.__s = __nl_langinfo_l(_NL_NUMERIC_THOUSANDS_SEP_WC, __cloc);
_M_data->_M_thousands_sep = __u.__w;
if (_M_data->_M_thousands_sep == L'\0')
_M_data->_M_grouping = "";
else
_M_data->_M_grouping = __nl_langinfo_l(GROUPING, __cloc);
_M_data->_M_grouping_size = strlen(_M_data->_M_grouping);
}
// NB: There is no way to extact this info from posix locales.
// _M_truename = __nl_langinfo_l(YESSTR, __cloc);
_M_data->_M_truename = L"true";
_M_data->_M_truename_size = 4;
// _M_falsename = __nl_langinfo_l(NOSTR, __cloc);
_M_data->_M_falsename = L"false";
_M_data->_M_falsename_size = 5;
}
template<>
numpunct<wchar_t>::~numpunct()
{ delete _M_data; }
#endif
}
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