libstdc++-v3/libsupc++/new_handler.cc

   1 // Implementation file for the -*- C++ -*- dynamic memory management header.
   2
   3 // Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
   4 // 2005, 2006, 2007
   5 // Free Software Foundation
   6 //
   7 // This file is part of GCC.
   8 //
   9 // GCC is free software; you can redistribute it and/or modify
  10 // it under the terms of the GNU General Public License as published by
  11 // the Free Software Foundation; either version 2, or (at your option)
  12 // any later version.
  13 //
  14 // GCC is distributed in the hope that it will be useful,
  15 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 // GNU General Public License for more details.
  18 //
  19 // You should have received a copy of the GNU General Public License
  20 // along with GCC; see the file COPYING.  If not, write to
  21 // the Free Software Foundation, 51 Franklin Street, Fifth Floor,
  22 // Boston, MA 02110-1301, USA.
  23 //
  24 // As a special exception, you may use this file as part of a free software
  25 // library without restriction.  Specifically, if other files instantiate
  26 // templates or use macros or inline functions from this file, or you compile
  27 // this file and link it with other files to produce an executable, this
  28 // file does not by itself cause the resulting executable to be covered by
  29 // the GNU General Public License.  This exception does not however
  30 // invalidate any other reasons why the executable file might be covered by
  31 // the GNU General Public License.
  32
  33 #include "new"
  34
  35 const std::nothrow_t std::nothrow = { };
  36
  37 using std::new_handler;
  38 new_handler __new_handler;
  39
  40 new_handler
  41 std::set_new_handler (new_handler handler) throw()
  42 {
  43   new_handler prev_handler = __new_handler;
  44   __new_handler = handler;
  45   return prev_handler;
  46 }
  47
  48 std::bad_alloc::~bad_alloc() throw() { }
  49
  50 const char*
  51 std::bad_alloc::what() const throw()
  52 {
  53   return "std::bad_alloc";
  54 }