| Shawn Ledbetter | e18f00d | 2011-08-31 15:14:24 -0700 | [diff] [blame^] | 1 | // <cfenv> -*- C++ -*- |
| 2 | |
| 3 | // Copyright (C) 2007, 2008, 2009, 2010 Free Software Foundation, Inc. |
| 4 | // |
| 5 | // This file is part of the GNU ISO C++ Library. This library is free |
| 6 | // software; you can redistribute it and/or modify it under the |
| 7 | // terms of the GNU General Public License as published by the |
| 8 | // Free Software Foundation; either version 3, or (at your option) |
| 9 | // any later version. |
| 10 | |
| 11 | // This library is distributed in the hope that it will be useful, |
| 12 | // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | // GNU General Public License for more details. |
| 15 | |
| 16 | // Under Section 7 of GPL version 3, you are granted additional |
| 17 | // permissions described in the GCC Runtime Library Exception, version |
| 18 | // 3.1, as published by the Free Software Foundation. |
| 19 | |
| 20 | // You should have received a copy of the GNU General Public License and |
| 21 | // a copy of the GCC Runtime Library Exception along with this program; |
| 22 | // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see |
| 23 | // <http://www.gnu.org/licenses/>. |
| 24 | |
| 25 | /** @file include/cfenv |
| 26 | * This is a Standard C++ Library header. |
| 27 | */ |
| 28 | |
| 29 | #ifndef _GLIBCXX_CFENV |
| 30 | #define _GLIBCXX_CFENV 1 |
| 31 | |
| 32 | #pragma GCC system_header |
| 33 | |
| 34 | #ifndef __GXX_EXPERIMENTAL_CXX0X__ |
| 35 | # include <bits/c++0x_warning.h> |
| 36 | #endif |
| 37 | |
| 38 | #if defined(_GLIBCXX_INCLUDE_AS_TR1) |
| 39 | # error C++0x header cannot be included from TR1 header |
| 40 | #endif |
| 41 | |
| 42 | #include <bits/c++config.h> |
| 43 | #if _GLIBCXX_HAVE_FENV_H |
| 44 | # include <fenv.h> |
| 45 | #endif |
| 46 | |
| 47 | #if defined(_GLIBCXX_INCLUDE_AS_CXX0X) |
| 48 | # include <tr1_impl/cfenv> |
| 49 | #else |
| 50 | # define _GLIBCXX_INCLUDE_AS_CXX0X |
| 51 | # define _GLIBCXX_BEGIN_NAMESPACE_TR1 |
| 52 | # define _GLIBCXX_END_NAMESPACE_TR1 |
| 53 | # define _GLIBCXX_TR1 |
| 54 | # include <tr1_impl/cfenv> |
| 55 | # undef _GLIBCXX_TR1 |
| 56 | # undef _GLIBCXX_END_NAMESPACE_TR1 |
| 57 | # undef _GLIBCXX_BEGIN_NAMESPACE_TR1 |
| 58 | # undef _GLIBCXX_INCLUDE_AS_CXX0X |
| 59 | #endif |
| 60 | |
| 61 | #endif // _GLIBCXX_CFENV |
