libstdc++-v3/src/ios_locale.cc

   1 // Iostreams base classes -*- C++ -*-
   2
   3 // Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003
   4 // Free Software Foundation, Inc.
   5 //
   6 // This file is part of the GNU ISO C++ Library.  This library is free
   7 // software; you can redistribute it and/or modify it under the
   8 // terms of the GNU General Public License as published by the
   9 // Free Software Foundation; either version 2, or (at your option)
  10 // any later version.
  11
  12 // This library is distributed in the hope that it will be useful,
  13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 // GNU General Public License for more details.
  16
  17 // You should have received a copy of the GNU General Public License along
  18 // with this library; see the file COPYING.  If not, write to the Free
  19 // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  20 // USA.
  21
  22 // As a special exception, you may use this file as part of a free software
  23 // library without restriction.  Specifically, if other files instantiate
  24 // templates or use macros or inline functions from this file, or you compile
  25 // this file and link it with other files to produce an executable, this
  26 // file does not by itself cause the resulting executable to be covered by
  27 // the GNU General Public License.  This exception does not however
  28 // invalidate any other reasons why the executable file might be covered by
  29 // the GNU General Public License.
  30
  31 //
  32 // ISO C++ 14882: 27.4  Iostreams base classes
  33 //
  34
  35 #include <ios>
  36 #include <locale>
  37
  38 namespace std
  39 {
  40   // Called only by basic_ios<>::init.
  41   void
  42   ios_base::_M_init()
  43   {
  44     // NB: May be called more than once
  45     _M_precision = 6;
  46     _M_width = 0;
  47     _M_flags = skipws | dec;
  48     _M_ios_locale = locale();
  49   }
  50
  51   // 27.4.2.3  ios_base locale functions
  52   locale
  53   ios_base::imbue(const locale& __loc)
  54   {
  55     locale __old = _M_ios_locale;
  56     _M_ios_locale = __loc;
  57     _M_call_callbacks(imbue_event);
  58     return __old;
  59   }
  60 } // namespace std