1// Copyright (c) 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 THIRD_PARTY_DMG_FP_H_ 6#define THIRD_PARTY_DMG_FP_H_ 7 8namespace dmg_fp { 9 10// Return a nearest machine number to the input decimal 11// string (or set errno to ERANGE). With IEEE arithmetic, ties are 12// broken by the IEEE round-even rule. Otherwise ties are broken by 13// biased rounding (add half and chop). 14double strtod(const char* s00, char** se); 15 16// Convert double to ASCII string. For meaning of parameters 17// see dtoa.cc file. 18char* dtoa(double d, int mode, int ndigits, 19 int* decpt, int* sign, char** rve); 20 21// Must be used to free values returned by dtoa. 22void freedtoa(char* s); 23 24// Store the closest decimal approximation to x in b (null terminated). 25// Returns a pointer to b. It is sufficient for |b| to be 32 characters. 26char* g_fmt(char* b, double x); 27 28} // namespace dmg_fp 29 30#endif // THIRD_PARTY_DMG_FP_H_ 31