1c7f5f8508d98d5952d42ed7648c2a8f30a4da156Patrick Scott// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
2c7f5f8508d98d5952d42ed7648c2a8f30a4da156Patrick Scott// Use of this source code is governed by a BSD-style license that can be
3c7f5f8508d98d5952d42ed7648c2a8f30a4da156Patrick Scott// found in the LICENSE file.
4c7f5f8508d98d5952d42ed7648c2a8f30a4da156Patrick Scott
5c7f5f8508d98d5952d42ed7648c2a8f30a4da156Patrick Scott#ifndef BASE_FLOAT_UTIL_H_
6c7f5f8508d98d5952d42ed7648c2a8f30a4da156Patrick Scott#define BASE_FLOAT_UTIL_H_
73345a6884c488ff3a535c2c9acdd33d74b37e311Iain Merrick#pragma once
8c7f5f8508d98d5952d42ed7648c2a8f30a4da156Patrick Scott
9c7f5f8508d98d5952d42ed7648c2a8f30a4da156Patrick Scott#include "build/build_config.h"
10c7f5f8508d98d5952d42ed7648c2a8f30a4da156Patrick Scott
11c7f5f8508d98d5952d42ed7648c2a8f30a4da156Patrick Scott#include <float.h>
12c7f5f8508d98d5952d42ed7648c2a8f30a4da156Patrick Scott#include <math.h>
13c7f5f8508d98d5952d42ed7648c2a8f30a4da156Patrick Scott
14c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch#if defined(OS_SOLARIS)
15c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch#include <ieeefp.h>
16c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch#endif
17c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch
18c7f5f8508d98d5952d42ed7648c2a8f30a4da156Patrick Scottnamespace base {
19c7f5f8508d98d5952d42ed7648c2a8f30a4da156Patrick Scott
20c7f5f8508d98d5952d42ed7648c2a8f30a4da156Patrick Scottinline bool IsFinite(const double& number) {
21c7f5f8508d98d5952d42ed7648c2a8f30a4da156Patrick Scott#if defined(OS_POSIX)
22c7f5f8508d98d5952d42ed7648c2a8f30a4da156Patrick Scott  return finite(number) != 0;
23c7f5f8508d98d5952d42ed7648c2a8f30a4da156Patrick Scott#elif defined(OS_WIN)
24c7f5f8508d98d5952d42ed7648c2a8f30a4da156Patrick Scott  return _finite(number) != 0;
25c7f5f8508d98d5952d42ed7648c2a8f30a4da156Patrick Scott#endif
26c7f5f8508d98d5952d42ed7648c2a8f30a4da156Patrick Scott}
27c7f5f8508d98d5952d42ed7648c2a8f30a4da156Patrick Scott
28c7f5f8508d98d5952d42ed7648c2a8f30a4da156Patrick Scott}  // namespace base
29c7f5f8508d98d5952d42ed7648c2a8f30a4da156Patrick Scott
30c7f5f8508d98d5952d42ed7648c2a8f30a4da156Patrick Scott#endif  // BASE_FLOAT_UTIL_H_
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