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 3 // found in the LICENSE file. 4 5 #ifndef BASE_FLOAT_UTIL_H_ 6 #define BASE_FLOAT_UTIL_H_ 7 8 #include "build/build_config.h" 9 10 #include <float.h> 11 #include <math.h> 12 13 namespace base { 14 IsFinite(const double & number)15inline bool IsFinite(const double& number) { 16 #if defined(OS_POSIX) 17 return finite(number) != 0; 18 #elif defined(OS_WIN) 19 return _finite(number) != 0; 20 #endif 21 } 22 23 } // namespace base 24 25 #endif // BASE_FLOAT_UTIL_H_ 26