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1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef BASE_FLOAT_UTIL_H_ | 5 #ifndef BASE_FLOAT_UTIL_H_ |
6 #define BASE_FLOAT_UTIL_H_ | 6 #define BASE_FLOAT_UTIL_H_ |
7 | 7 |
8 #include "build/build_config.h" | 8 #include "build/build_config.h" |
9 | 9 |
10 #include <float.h> | 10 #include <float.h> |
11 #include <math.h> | 11 #include <math.h> |
12 | 12 |
13 namespace base { | 13 namespace base { |
14 | 14 |
15 inline bool IsFinite(const double& number) { | 15 inline bool IsFinite(const double& number) { |
16 #if defined(OS_POSIX) | 16 #if defined(OS_POSIX) |
17 return finite(number) != 0; | 17 return finite(number) != 0; |
18 #elif defined(OS_WIN) | 18 #elif defined(OS_WIN) |
19 return _finite(number) != 0; | 19 return _finite(number) != 0; |
20 #endif | 20 #endif |
21 } | 21 } |
22 | 22 |
23 } // namespace base | 23 } // namespace base |
24 | 24 |
25 #endif // BASE_FLOAT_UTIL_H_ | 25 #endif // BASE_FLOAT_UTIL_H_ |
26 | |
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