1*38fd1498Szrj // -*- C++ -*- compatibility header. 2*38fd1498Szrj 3*38fd1498Szrj // Copyright (C) 2007-2018 Free Software Foundation, Inc. 4*38fd1498Szrj // 5*38fd1498Szrj // This file is part of the GNU ISO C++ Library. This library is free 6*38fd1498Szrj // software; you can redistribute it and/or modify it under the 7*38fd1498Szrj // terms of the GNU General Public License as published by the 8*38fd1498Szrj // Free Software Foundation; either version 3, or (at your option) 9*38fd1498Szrj // any later version. 10*38fd1498Szrj 11*38fd1498Szrj // This library is distributed in the hope that it will be useful, 12*38fd1498Szrj // but WITHOUT ANY WARRANTY; without even the implied warranty of 13*38fd1498Szrj // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14*38fd1498Szrj // GNU General Public License for more details. 15*38fd1498Szrj 16*38fd1498Szrj // Under Section 7 of GPL version 3, you are granted additional 17*38fd1498Szrj // permissions described in the GCC Runtime Library Exception, version 18*38fd1498Szrj // 3.1, as published by the Free Software Foundation. 19*38fd1498Szrj 20*38fd1498Szrj // You should have received a copy of the GNU General Public License and 21*38fd1498Szrj // a copy of the GCC Runtime Library Exception along with this program; 22*38fd1498Szrj // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 23*38fd1498Szrj // <http://www.gnu.org/licenses/>. 24*38fd1498Szrj 25*38fd1498Szrj /** @file fenv.h 26*38fd1498Szrj * This is a Standard C++ Library header. 27*38fd1498Szrj */ 28*38fd1498Szrj 29*38fd1498Szrj #ifndef _GLIBCXX_FENV_H 30*38fd1498Szrj #define _GLIBCXX_FENV_H 1 31*38fd1498Szrj 32*38fd1498Szrj #pragma GCC system_header 33*38fd1498Szrj 34*38fd1498Szrj #include <bits/c++config.h> 35*38fd1498Szrj #if _GLIBCXX_HAVE_FENV_H 36*38fd1498Szrj # include_next <fenv.h> 37*38fd1498Szrj #endif 38*38fd1498Szrj 39*38fd1498Szrj #if __cplusplus >= 201103L 40*38fd1498Szrj 41*38fd1498Szrj #if _GLIBCXX_USE_C99_FENV_TR1 42*38fd1498Szrj 43*38fd1498Szrj #undef feclearexcept 44*38fd1498Szrj #undef fegetexceptflag 45*38fd1498Szrj #undef feraiseexcept 46*38fd1498Szrj #undef fesetexceptflag 47*38fd1498Szrj #undef fetestexcept 48*38fd1498Szrj #undef fegetround 49*38fd1498Szrj #undef fesetround 50*38fd1498Szrj #undef fegetenv 51*38fd1498Szrj #undef feholdexcept 52*38fd1498Szrj #undef fesetenv 53*38fd1498Szrj #undef feupdateenv 54*38fd1498Szrj 55*38fd1498Szrj namespace std 56*38fd1498Szrj { 57*38fd1498Szrj // types 58*38fd1498Szrj using ::fenv_t; 59*38fd1498Szrj using ::fexcept_t; 60*38fd1498Szrj 61*38fd1498Szrj // functions 62*38fd1498Szrj using ::feclearexcept; 63*38fd1498Szrj using ::fegetexceptflag; 64*38fd1498Szrj using ::feraiseexcept; 65*38fd1498Szrj using ::fesetexceptflag; 66*38fd1498Szrj using ::fetestexcept; 67*38fd1498Szrj 68*38fd1498Szrj using ::fegetround; 69*38fd1498Szrj using ::fesetround; 70*38fd1498Szrj 71*38fd1498Szrj using ::fegetenv; 72*38fd1498Szrj using ::feholdexcept; 73*38fd1498Szrj using ::fesetenv; 74*38fd1498Szrj using ::feupdateenv; 75*38fd1498Szrj } // namespace 76*38fd1498Szrj 77*38fd1498Szrj #endif // _GLIBCXX_USE_C99_FENV_TR1 78*38fd1498Szrj 79*38fd1498Szrj #endif // C++11 80*38fd1498Szrj 81*38fd1498Szrj #endif // _GLIBCXX_FENV_H 82