]>
Commit | Line | Data |
---|---|---|
7c673cae FG |
1 | /*============================================================================= |
2 | Copyright (c) 2001-2011 Joel de Guzman | |
3 | Copyright (c) 2001-2011 Hartmut Kaiser | |
4 | http://spirit.sourceforge.net/ | |
5 | ||
6 | Distributed under the Boost Software License, Version 1.0. (See accompanying | |
7 | file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) | |
8 | =============================================================================*/ | |
9 | #if !defined(SPIRIT_SIGN_MAR_11_2009_0734PM) | |
10 | #define SPIRIT_SIGN_MAR_11_2009_0734PM | |
11 | ||
12 | #if defined(_MSC_VER) | |
13 | #pragma once | |
14 | #endif | |
15 | ||
7c673cae | 16 | #include <boost/math/special_functions/sign.hpp> |
7c673cae FG |
17 | |
18 | namespace boost { namespace spirit { namespace detail | |
19 | { | |
7c673cae FG |
20 | template<typename T> |
21 | inline bool (signbit)(T x) | |
22 | { | |
23 | return (boost::math::signbit)(x) ? true : false; | |
24 | } | |
25 | ||
7c673cae FG |
26 | template<typename T> |
27 | inline T (changesign)(T x) | |
28 | { | |
92f5a8d4 | 29 | return (boost::math::changesign)(x); |
7c673cae | 30 | } |
7c673cae FG |
31 | |
32 | }}} | |
33 | ||
34 | #endif |