1// -*- C++ -*- forwarding header.
2
3// Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
4// 2006, 2007, 2008, 2009, 2010
5// Free Software Foundation, Inc.
6//
7// This file is part of the GNU ISO C++ Library.  This library is free
8// software; you can redistribute it and/or modify it under the
9// terms of the GNU General Public License as published by the
10// Free Software Foundation; either version 3, or (at your option)
11// any later version.
12
13// This library is distributed in the hope that it will be useful,
14// but WITHOUT ANY WARRANTY; without even the implied warranty of
15// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16// GNU General Public License for more details.
17
18// Under Section 7 of GPL version 3, you are granted additional
19// permissions described in the GCC Runtime Library Exception, version
20// 3.1, as published by the Free Software Foundation.
21
22// You should have received a copy of the GNU General Public License and
23// a copy of the GCC Runtime Library Exception along with this program;
24// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
25// <http://www.gnu.org/licenses/>.
26
27/** @file include/cfloat
28 *  This is a Standard C++ Library file.  You should @c \#include this file
29 *  in your programs, rather than any of the @a *.h implementation files.
30 *
31 *  This is the C++ version of the Standard C Library header @c float.h,
32 *  and its contents are (mostly) the same as that header, but are all
33 *  contained in the namespace @c std (except for names which are defined
34 *  as macros in C).
35 */
36
37//
38// ISO C++ 14882: 18.2.2  Implementation properties: C library
39//
40
41#pragma GCC system_header
42
43#include <float.h>
44
45#ifndef _GLIBCXX_CFLOAT
46#define _GLIBCXX_CFLOAT 1
47
48#ifdef __GXX_EXPERIMENTAL_CXX0X__
49#  if defined(_GLIBCXX_INCLUDE_AS_TR1)
50#    error C++0x header cannot be included from TR1 header
51#  endif
52#  ifndef DECIMAL_DIG
53#    define DECIMAL_DIG __DECIMAL_DIG__
54#  endif
55#  ifndef FLT_EVAL_METHOD
56#    define FLT_EVAL_METHOD __FLT_EVAL_METHOD__
57#  endif
58#endif
59
60#endif
61