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| 1 | // -*- C++ -*- |
|---|---|
| 2 | //===----------------------------------------------------------------------===// |
| 3 | // |
| 4 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 5 | // See https://llvm.org/LICENSE.txt for license information. |
| 6 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | |
| 10 | #ifndef _LIBCPP___CXX03_FENV_H |
| 11 | #define _LIBCPP___CXX03_FENV_H |
| 12 | |
| 13 | /* |
| 14 | fenv.h synopsis |
| 15 | |
| 16 | This entire header is C99 / C++0X |
| 17 | |
| 18 | Macros: |
| 19 | |
| 20 | FE_DIVBYZERO |
| 21 | FE_INEXACT |
| 22 | FE_INVALID |
| 23 | FE_OVERFLOW |
| 24 | FE_UNDERFLOW |
| 25 | FE_ALL_EXCEPT |
| 26 | FE_DOWNWARD |
| 27 | FE_TONEAREST |
| 28 | FE_TOWARDZERO |
| 29 | FE_UPWARD |
| 30 | FE_DFL_ENV |
| 31 | |
| 32 | Types: |
| 33 | |
| 34 | fenv_t |
| 35 | fexcept_t |
| 36 | |
| 37 | int feclearexcept(int excepts); |
| 38 | int fegetexceptflag(fexcept_t* flagp, int excepts); |
| 39 | int feraiseexcept(int excepts); |
| 40 | int fesetexceptflag(const fexcept_t* flagp, int excepts); |
| 41 | int fetestexcept(int excepts); |
| 42 | int fegetround(); |
| 43 | int fesetround(int round); |
| 44 | int fegetenv(fenv_t* envp); |
| 45 | int feholdexcept(fenv_t* envp); |
| 46 | int fesetenv(const fenv_t* envp); |
| 47 | int feupdateenv(const fenv_t* envp); |
| 48 | |
| 49 | |
| 50 | */ |
| 51 | |
| 52 | #include <__cxx03/__config> |
| 53 | |
| 54 | #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) |
| 55 | # pragma GCC system_header |
| 56 | #endif |
| 57 | |
| 58 | #if __has_include_next(<fenv.h>) |
| 59 | # include_next <fenv.h> |
| 60 | #endif |
| 61 | |
| 62 | #ifdef __cplusplus |
| 63 | |
| 64 | extern "C++" { |
| 65 | |
| 66 | # ifdef feclearexcept |
| 67 | # undef feclearexcept |
| 68 | # endif |
| 69 | |
| 70 | # ifdef fegetexceptflag |
| 71 | # undef fegetexceptflag |
| 72 | # endif |
| 73 | |
| 74 | # ifdef feraiseexcept |
| 75 | # undef feraiseexcept |
| 76 | # endif |
| 77 | |
| 78 | # ifdef fesetexceptflag |
| 79 | # undef fesetexceptflag |
| 80 | # endif |
| 81 | |
| 82 | # ifdef fetestexcept |
| 83 | # undef fetestexcept |
| 84 | # endif |
| 85 | |
| 86 | # ifdef fegetround |
| 87 | # undef fegetround |
| 88 | # endif |
| 89 | |
| 90 | # ifdef fesetround |
| 91 | # undef fesetround |
| 92 | # endif |
| 93 | |
| 94 | # ifdef fegetenv |
| 95 | # undef fegetenv |
| 96 | # endif |
| 97 | |
| 98 | # ifdef feholdexcept |
| 99 | # undef feholdexcept |
| 100 | # endif |
| 101 | |
| 102 | # ifdef fesetenv |
| 103 | # undef fesetenv |
| 104 | # endif |
| 105 | |
| 106 | # ifdef feupdateenv |
| 107 | # undef feupdateenv |
| 108 | # endif |
| 109 | |
| 110 | } // extern "C++" |
| 111 | |
| 112 | #endif // defined(__cplusplus) |
| 113 | |
| 114 | #endif // _LIBCPP___CXX03_FENV_H |
| 115 |
Warning: This file is not a C or C++ file. It does not have highlighting.