// std::numpunct implementation details, GNU version -*- C++ -*-
-// Copyright (C) 2001, 2002 Free Software Foundation, Inc.
+// Copyright (C) 2001-2014 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)
+// 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,
// 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, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
-// USA.
+// 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.
-// 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.
+// 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/>.
//
// ISO C++ 14882: 22.2.3.1.2 numpunct virtual functions
#include <locale>
#include <bits/c++locale_internal.h>
-namespace std
+namespace std _GLIBCXX_VISIBILITY(default)
{
+_GLIBCXX_BEGIN_NAMESPACE_VERSION
+
template<>
void
numpunct<char>::_M_initialize_numpunct(__c_locale __cloc)
{
+ if (!_M_data)
+ _M_data = new __numpunct_cache<char>;
+
if (!__cloc)
{
// "C" locale
- _M_decimal_point = '.';
- _M_thousands_sep = ',';
- _M_grouping = "";
+ _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_decimal_point = *(__nl_langinfo_l(RADIXCHAR, __cloc));
- _M_thousands_sep = *(__nl_langinfo_l(THOUSEP, __cloc));
- // Check for NUL, which implies no grouping.
- if (_M_thousands_sep == '\0')
- _M_grouping = "";
+ _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')
+ {
+ // Like in "C" locale.
+ _M_data->_M_grouping = "";
+ _M_data->_M_grouping_size = 0;
+ _M_data->_M_use_grouping = false;
+ _M_data->_M_thousands_sep = ',';
+ }
else
- _M_grouping = __nl_langinfo_l(GROUPING, __cloc);
+ {
+ const char* __src = __nl_langinfo_l(GROUPING, __cloc);
+ const size_t __len = strlen(__src);
+ if (__len)
+ {
+ __try
+ {
+ char* __dst = new char[__len + 1];
+ memcpy(__dst, __src, __len + 1);
+ _M_data->_M_grouping = __dst;
+ }
+ __catch(...)
+ {
+ delete _M_data;
+ _M_data = 0;
+ __throw_exception_again;
+ }
+ }
+ else
+ {
+ _M_data->_M_grouping = "";
+ _M_data->_M_use_grouping = false;
+ }
+ _M_data->_M_grouping_size = __len;
+ }
}
+
// NB: There is no way to extact this info from posix locales.
// _M_truename = __nl_langinfo_l(YESSTR, __cloc);
- _M_truename = "true";
+ _M_data->_M_truename = "true";
+ _M_data->_M_truename_size = 4;
// _M_falsename = __nl_langinfo_l(NOSTR, __cloc);
- _M_falsename = "false";
+ _M_data->_M_falsename = "false";
+ _M_data->_M_falsename_size = 5;
}
template<>
numpunct<char>::~numpunct()
- { }
+ {
+ if (_M_data->_M_grouping_size)
+ delete [] _M_data->_M_grouping;
+ delete _M_data;
+ }
-#ifdef _GLIBCPP_USE_WCHAR_T
+#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_decimal_point = L'.';
- _M_thousands_sep = L',';
- _M_grouping = "";
+ _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.
- _M_decimal_point = static_cast<wchar_t>(((union { const char *__s; unsigned int __w; }){ __s: __nl_langinfo_l(_NL_NUMERIC_DECIMAL_POINT_WC, __cloc)}).__w);
- _M_thousands_sep = static_cast<wchar_t>(((union { const char *__s; unsigned int __w; }){ __s: __nl_langinfo_l(_NL_NUMERIC_THOUSANDS_SEP_WC, __cloc)}).__w);
- if (_M_thousands_sep == L'\0')
- _M_grouping = "";
+ // 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;
+
+ // Check for NULL, which implies no grouping.
+ if (_M_data->_M_thousands_sep == L'\0')
+ {
+ // Like in "C" locale.
+ _M_data->_M_grouping = "";
+ _M_data->_M_grouping_size = 0;
+ _M_data->_M_use_grouping = false;
+ _M_data->_M_thousands_sep = L',';
+ }
else
- _M_grouping = __nl_langinfo_l(GROUPING, __cloc);
+ {
+ const char* __src = __nl_langinfo_l(GROUPING, __cloc);
+ const size_t __len = strlen(__src);
+ if (__len)
+ {
+ __try
+ {
+ char* __dst = new char[__len + 1];
+ memcpy(__dst, __src, __len + 1);
+ _M_data->_M_grouping = __dst;
+ }
+ __catch(...)
+ {
+ delete _M_data;
+ _M_data = 0;
+ __throw_exception_again;
+ }
+ }
+ else
+ {
+ _M_data->_M_grouping = "";
+ _M_data->_M_use_grouping = false;
+ }
+ _M_data->_M_grouping_size = __len;
+ }
}
+
// NB: There is no way to extact this info from posix locales.
// _M_truename = __nl_langinfo_l(YESSTR, __cloc);
- _M_truename = L"true";
+ _M_data->_M_truename = L"true";
+ _M_data->_M_truename_size = 4;
// _M_falsename = __nl_langinfo_l(NOSTR, __cloc);
- _M_falsename = L"false";
+ _M_data->_M_falsename = L"false";
+ _M_data->_M_falsename_size = 5;
}
template<>
numpunct<wchar_t>::~numpunct()
- { }
+ {
+ if (_M_data->_M_grouping_size)
+ delete [] _M_data->_M_grouping;
+ delete _M_data;
+ }
#endif
-}
+
+_GLIBCXX_END_NAMESPACE_VERSION
+} // namespace