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//usr/include/c++/4.4.4/fenv.h

// -*- C++ -*- compatibility header.

// Copyright (C) 2007, 2008, 2009 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 3, 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.

// 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.

// 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/>.

/** @file fenv.h
 *  This is a Standard C++ Library header.
 */

#ifndef _GLIBCXX_FENV_H
#define _GLIBCXX_FENV_H 1

#pragma GCC system_header

#include <bits/c++config.h>
#if _GLIBCXX_HAVE_FENV_H
# include_next <fenv.h>
#endif

#ifdef __GXX_EXPERIMENTAL_CXX0X__
#  if defined(_GLIBCXX_INCLUDE_AS_TR1)
#    error C++0x header cannot be included from TR1 header
#  endif
#  if defined(_GLIBCXX_INCLUDE_AS_CXX0X)
#    include <tr1_impl/cfenv>
#  else
#    define _GLIBCXX_INCLUDE_AS_CXX0X
#    define _GLIBCXX_BEGIN_NAMESPACE_TR1
#    define _GLIBCXX_END_NAMESPACE_TR1
#    define _GLIBCXX_TR1
#    include <tr1_impl/cfenv>
#    undef _GLIBCXX_TR1
#    undef _GLIBCXX_END_NAMESPACE_TR1
#    undef _GLIBCXX_BEGIN_NAMESPACE_TR1
#    undef _GLIBCXX_INCLUDE_AS_CXX0X
#  endif
#endif

#endif // _GLIBCXX_FENV_H