10b57cec5SDimitry Andric// -*- C++ -*- 20b57cec5SDimitry Andric//===---------------------------- cfenv -----------------------------------===// 30b57cec5SDimitry Andric// 40b57cec5SDimitry Andric// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 50b57cec5SDimitry Andric// See https://llvm.org/LICENSE.txt for license information. 60b57cec5SDimitry Andric// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 70b57cec5SDimitry Andric// 80b57cec5SDimitry Andric//===----------------------------------------------------------------------===// 90b57cec5SDimitry Andric 100b57cec5SDimitry Andric#ifndef _LIBCPP_CFENV 110b57cec5SDimitry Andric#define _LIBCPP_CFENV 120b57cec5SDimitry Andric 130b57cec5SDimitry Andric/* 140b57cec5SDimitry Andric cfenv synopsis 150b57cec5SDimitry Andric 160b57cec5SDimitry AndricThis entire header is C99 / C++0X 170b57cec5SDimitry Andric 180b57cec5SDimitry AndricMacros: 190b57cec5SDimitry Andric 200b57cec5SDimitry Andric FE_DIVBYZERO 210b57cec5SDimitry Andric FE_INEXACT 220b57cec5SDimitry Andric FE_INVALID 230b57cec5SDimitry Andric FE_OVERFLOW 240b57cec5SDimitry Andric FE_UNDERFLOW 250b57cec5SDimitry Andric FE_ALL_EXCEPT 260b57cec5SDimitry Andric FE_DOWNWARD 270b57cec5SDimitry Andric FE_TONEAREST 280b57cec5SDimitry Andric FE_TOWARDZERO 290b57cec5SDimitry Andric FE_UPWARD 300b57cec5SDimitry Andric FE_DFL_ENV 310b57cec5SDimitry Andric 320b57cec5SDimitry Andricnamespace std 330b57cec5SDimitry Andric{ 340b57cec5SDimitry Andric 350b57cec5SDimitry AndricTypes: 360b57cec5SDimitry Andric 370b57cec5SDimitry Andric fenv_t 380b57cec5SDimitry Andric fexcept_t 390b57cec5SDimitry Andric 400b57cec5SDimitry Andricint feclearexcept(int excepts); 410b57cec5SDimitry Andricint fegetexceptflag(fexcept_t* flagp, int excepts); 420b57cec5SDimitry Andricint feraiseexcept(int excepts); 430b57cec5SDimitry Andricint fesetexceptflag(const fexcept_t* flagp, int excepts); 440b57cec5SDimitry Andricint fetestexcept(int excepts); 450b57cec5SDimitry Andricint fegetround(); 460b57cec5SDimitry Andricint fesetround(int round); 470b57cec5SDimitry Andricint fegetenv(fenv_t* envp); 480b57cec5SDimitry Andricint feholdexcept(fenv_t* envp); 490b57cec5SDimitry Andricint fesetenv(const fenv_t* envp); 500b57cec5SDimitry Andricint feupdateenv(const fenv_t* envp); 510b57cec5SDimitry Andric 520b57cec5SDimitry Andric} // std 530b57cec5SDimitry Andric*/ 540b57cec5SDimitry Andric 550b57cec5SDimitry Andric#include <__config> 560b57cec5SDimitry Andric#include <fenv.h> 570b57cec5SDimitry Andric 580b57cec5SDimitry Andric#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 590b57cec5SDimitry Andric#pragma GCC system_header 600b57cec5SDimitry Andric#endif 610b57cec5SDimitry Andric 620b57cec5SDimitry Andric_LIBCPP_BEGIN_NAMESPACE_STD 630b57cec5SDimitry Andric 64*fe6060f1SDimitry Andricusing ::fenv_t _LIBCPP_USING_IF_EXISTS; 65*fe6060f1SDimitry Andricusing ::fexcept_t _LIBCPP_USING_IF_EXISTS; 660b57cec5SDimitry Andric 67*fe6060f1SDimitry Andricusing ::feclearexcept _LIBCPP_USING_IF_EXISTS; 68*fe6060f1SDimitry Andricusing ::fegetexceptflag _LIBCPP_USING_IF_EXISTS; 69*fe6060f1SDimitry Andricusing ::feraiseexcept _LIBCPP_USING_IF_EXISTS; 70*fe6060f1SDimitry Andricusing ::fesetexceptflag _LIBCPP_USING_IF_EXISTS; 71*fe6060f1SDimitry Andricusing ::fetestexcept _LIBCPP_USING_IF_EXISTS; 72*fe6060f1SDimitry Andricusing ::fegetround _LIBCPP_USING_IF_EXISTS; 73*fe6060f1SDimitry Andricusing ::fesetround _LIBCPP_USING_IF_EXISTS; 74*fe6060f1SDimitry Andricusing ::fegetenv _LIBCPP_USING_IF_EXISTS; 75*fe6060f1SDimitry Andricusing ::feholdexcept _LIBCPP_USING_IF_EXISTS; 76*fe6060f1SDimitry Andricusing ::fesetenv _LIBCPP_USING_IF_EXISTS; 77*fe6060f1SDimitry Andricusing ::feupdateenv _LIBCPP_USING_IF_EXISTS; 780b57cec5SDimitry Andric 790b57cec5SDimitry Andric_LIBCPP_END_NAMESPACE_STD 800b57cec5SDimitry Andric 810b57cec5SDimitry Andric#endif // _LIBCPP_CFENV 82