// Wrapper for underlying C-language localization -*- 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, 59 Temple Place - Suite 330, Boston, MA 02111-1307,// 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: 22.8  Standard locale categories.//// Written by Benjamin Kosnik <bkoz@redhat.com>#ifndef _C_LOCALE_H#define _C_LOCALE_H 1#pragma GCC system_header#include <clocale>#include <cstring>   // get std::strlen#include <cstdio>    // get std::snprintf or std::sprintf#define _GLIBCXX_NUM_CATEGORIES 0namespace std{  typedef int*			__c_locale;  // Convert numeric value of type _Tv to string and return length of  // string.  If snprintf is available use it, otherwise fall back to  // the unsafe sprintf which, in general, can be dangerous and should  // be avoided.  template<typename _Tv>    int    __convert_from_v(char* __out, 		     const int __size __attribute__((__unused__)),		     const char* __fmt,		     _Tv __v, const __c_locale&, int __prec)    {      char* __old = std::setlocale(LC_NUMERIC, NULL);      char* __sav = NULL;      if (std::strcmp(__old, "C"))	{	  __sav = new char[std::strlen(__old) + 1];	  std::strcpy(__sav, __old);	  std::setlocale(LC_NUMERIC, "C");	}#ifdef _GLIBCXX_USE_C99      const int __ret = std::snprintf(__out, __size, __fmt, __prec, __v);#else      const int __ret = std::sprintf(__out, __fmt, __prec, __v);#endif            if (__sav)	{	  std::setlocale(LC_NUMERIC, __sav);	  delete [] __sav;	}      return __ret;    }}#endif