cfenv revision 256281
1// TR1 cctype -*- C++ -*- 2 3// Copyright (C) 2006 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 2, 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// You should have received a copy of the GNU General Public License along 17// with this library; see the file COPYING. If not, write to the Free 18// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 19// USA. 20 21// As a special exception, you may use this file as part of a free software 22// library without restriction. Specifically, if other files instantiate 23// templates or use macros or inline functions from this file, or you compile 24// this file and link it with other files to produce an executable, this 25// file does not by itself cause the resulting executable to be covered by 26// the GNU General Public License. This exception does not however 27// invalidate any other reasons why the executable file might be covered by 28// the GNU General Public License. 29 30/** @file tr1/cfenv 31 * This is a TR1 C++ Library header. 32 */ 33 34#ifndef _TR1_CFENV 35#define _TR1_CFENV 1 36 37#include <bits/c++config.h> 38 39#if _GLIBCXX_USE_C99_FENV_TR1 40 41#include <fenv.h> 42 43#undef feclearexcept 44#undef fegetexceptflag 45#undef feraiseexcept 46#undef fesetexceptflag 47#undef fetestexcept 48#undef fegetround 49#undef fesetround 50#undef fegetenv 51#undef feholdexcept 52#undef fesetenv 53#undef feupdateenv 54 55// namespace std::tr1 56namespace std 57{ 58_GLIBCXX_BEGIN_NAMESPACE(tr1) 59 60 // types 61 using ::fenv_t; 62 using ::fexcept_t; 63 64 // functions 65 using ::feclearexcept; 66 using ::fegetexceptflag; 67 using ::feraiseexcept; 68 using ::fesetexceptflag; 69 using ::fetestexcept; 70 71 using ::fegetround; 72 using ::fesetround; 73 74 using ::fegetenv; 75 using ::feholdexcept; 76 using ::fesetenv; 77 using ::feupdateenv; 78 79_GLIBCXX_END_NAMESPACE 80} 81 82#endif 83 84#endif 85