| // <cfenv> -*- C++ -*- |
| |
| // Copyright (C) 2007, 2008, 2009, 2010 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 include/cfenv |
| * This is a Standard C++ Library header. |
| */ |
| |
| #ifndef _GLIBCXX_CFENV |
| #define _GLIBCXX_CFENV 1 |
| |
| #pragma GCC system_header |
| |
| #ifndef __GXX_EXPERIMENTAL_CXX0X__ |
| # include <bits/c++0x_warning.h> |
| #endif |
| |
| #if defined(_GLIBCXX_INCLUDE_AS_TR1) |
| # error C++0x header cannot be included from TR1 header |
| #endif |
| |
| #include <bits/c++config.h> |
| #if _GLIBCXX_HAVE_FENV_H |
| # include <fenv.h> |
| #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 // _GLIBCXX_CFENV |
