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1 | // <cfenv> -*- C++ -*- |
2 | ||
83ffe9cd | 3 | // Copyright (C) 2007-2023 Free Software Foundation, Inc. |
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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 | |
748086b7 | 8 | // Free Software Foundation; either version 3, or (at your option) |
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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 | ||
748086b7 JJ |
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. | |
af13a7a6 | 19 | |
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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/>. | |
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24 | |
25 | /** @file include/cfenv | |
26 | * This is a Standard C++ Library header. | |
27 | */ | |
28 | ||
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29 | #ifndef _GLIBCXX_CFENV |
30 | #define _GLIBCXX_CFENV 1 | |
31 | ||
ddbfe947 PC |
32 | #pragma GCC system_header |
33 | ||
734f5023 | 34 | #if __cplusplus < 201103L |
ab65a4c7 | 35 | # include <bits/c++0x_warning.h> |
53dc5044 | 36 | #else |
e133ace8 PC |
37 | |
38 | #include <bits/c++config.h> | |
53dc5044 | 39 | |
ddbfe947 PC |
40 | #if _GLIBCXX_HAVE_FENV_H |
41 | # include <fenv.h> | |
42 | #endif | |
af13a7a6 | 43 | |
53dc5044 PC |
44 | #ifdef _GLIBCXX_USE_C99_FENV_TR1 |
45 | ||
46 | #undef feclearexcept | |
47 | #undef fegetexceptflag | |
48 | #undef feraiseexcept | |
49 | #undef fesetexceptflag | |
50 | #undef fetestexcept | |
51 | #undef fegetround | |
52 | #undef fesetround | |
53 | #undef fegetenv | |
54 | #undef feholdexcept | |
55 | #undef fesetenv | |
56 | #undef feupdateenv | |
57 | ||
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58 | namespace std |
59 | { | |
53dc5044 PC |
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; | |
12ffa228 | 78 | } // namespace std |
53dc5044 PC |
79 | |
80 | #endif // _GLIBCXX_USE_C99_FENV_TR1 | |
81 | ||
734f5023 | 82 | #endif // C++11 |
e133ace8 | 83 | |
ddbfe947 | 84 | #endif // _GLIBCXX_CFENV |