00001 // TR1 cfenv -*- C++ -*- 00002 00003 // Copyright (C) 2007 Free Software Foundation, Inc. 00004 // 00005 // This file is part of the GNU ISO C++ Library. This library is free 00006 // software; you can redistribute it and/or modify it under the 00007 // terms of the GNU General Public License as published by the 00008 // Free Software Foundation; either version 2, or (at your option) 00009 // any later version. 00010 00011 // This library is distributed in the hope that it will be useful, 00012 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00013 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00014 // GNU General Public License for more details. 00015 00016 // You should have received a copy of the GNU General Public License along 00017 // with this library; see the file COPYING. If not, write to the Free 00018 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 00019 // USA. 00020 00021 // As a special exception, you may use this file as part of a free software 00022 // library without restriction. Specifically, if other files instantiate 00023 // templates or use macros or inline functions from this file, or you compile 00024 // this file and link it with other files to produce an executable, this 00025 // file does not by itself cause the resulting executable to be covered by 00026 // the GNU General Public License. This exception does not however 00027 // invalidate any other reasons why the executable file might be covered by 00028 // the GNU General Public License. 00029 00030 /** @file tr1_impl/cfenv 00031 * This is an internal header file, included by other library headers. 00032 * You should not attempt to use it directly. 00033 */ 00034 00035 #pragma GCC system_header 00036 00037 #if _GLIBCXX_USE_C99_FENV_TR1 00038 00039 #include_next <fenv.h> 00040 00041 #undef feclearexcept 00042 #undef fegetexceptflag 00043 #undef feraiseexcept 00044 #undef fesetexceptflag 00045 #undef fetestexcept 00046 #undef fegetround 00047 #undef fesetround 00048 #undef fegetenv 00049 #undef feholdexcept 00050 #undef fesetenv 00051 #undef feupdateenv 00052 00053 namespace std 00054 { 00055 _GLIBCXX_BEGIN_NAMESPACE_TR1 00056 00057 // types 00058 using ::fenv_t; 00059 using ::fexcept_t; 00060 00061 // functions 00062 using ::feclearexcept; 00063 using ::fegetexceptflag; 00064 using ::feraiseexcept; 00065 using ::fesetexceptflag; 00066 using ::fetestexcept; 00067 00068 using ::fegetround; 00069 using ::fesetround; 00070 00071 using ::fegetenv; 00072 using ::feholdexcept; 00073 using ::fesetenv; 00074 using ::feupdateenv; 00075 00076 _GLIBCXX_END_NAMESPACE_TR1 00077 } 00078 00079 #endif