85 lines
2.0 KiB
C++
85 lines
2.0 KiB
C++
// <cfenv> -*- C++ -*-
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// Copyright (C) 2007-2016 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 3, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// Under Section 7 of GPL version 3, you are granted additional
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// permissions described in the GCC Runtime Library Exception, version
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// 3.1, as published by the Free Software Foundation.
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// You should have received a copy of the GNU General Public License and
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// a copy of the GCC Runtime Library Exception along with this program;
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// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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// <http://www.gnu.org/licenses/>.
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/** @file include/cfenv
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* This is a Standard C++ Library header.
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*/
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#ifndef _GLIBCXX_CFENV
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#define _GLIBCXX_CFENV 1
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#pragma GCC system_header
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#if __cplusplus < 201103L
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# include <bits/c++0x_warning.h>
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#else
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#include <bits/c++config.h>
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#if _GLIBCXX_HAVE_FENV_H
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# include <fenv.h>
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#endif
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#ifdef _GLIBCXX_USE_C99_FENV_TR1
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#undef feclearexcept
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#undef fegetexceptflag
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#undef feraiseexcept
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#undef fesetexceptflag
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#undef fetestexcept
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#undef fegetround
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#undef fesetround
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#undef fegetenv
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#undef feholdexcept
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#undef fesetenv
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#undef feupdateenv
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namespace std
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{
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// types
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using ::fenv_t;
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using ::fexcept_t;
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// functions
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using ::feclearexcept;
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using ::fegetexceptflag;
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using ::feraiseexcept;
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using ::fesetexceptflag;
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using ::fetestexcept;
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using ::fegetround;
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using ::fesetround;
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using ::fegetenv;
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using ::feholdexcept;
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using ::fesetenv;
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using ::feupdateenv;
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} // namespace std
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#endif // _GLIBCXX_USE_C99_FENV_TR1
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#endif // C++11
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#endif // _GLIBCXX_CFENV
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