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author | Steve Block <steveblock@google.com> | 2011-05-06 11:45:16 +0100 |
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committer | Steve Block <steveblock@google.com> | 2011-05-12 13:44:10 +0100 |
commit | cad810f21b803229eb11403f9209855525a25d57 (patch) | |
tree | 29a6fd0279be608e0fe9ffe9841f722f0f4e4269 /Source/JavaScriptCore/wtf/dtoa.h | |
parent | 121b0cf4517156d0ac5111caf9830c51b69bae8f (diff) | |
download | external_webkit-cad810f21b803229eb11403f9209855525a25d57.zip external_webkit-cad810f21b803229eb11403f9209855525a25d57.tar.gz external_webkit-cad810f21b803229eb11403f9209855525a25d57.tar.bz2 |
Merge WebKit at r75315: Initial merge by git.
Change-Id: I570314b346ce101c935ed22a626b48c2af266b84
Diffstat (limited to 'Source/JavaScriptCore/wtf/dtoa.h')
-rw-r--r-- | Source/JavaScriptCore/wtf/dtoa.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/Source/JavaScriptCore/wtf/dtoa.h b/Source/JavaScriptCore/wtf/dtoa.h new file mode 100644 index 0000000..3924a1c --- /dev/null +++ b/Source/JavaScriptCore/wtf/dtoa.h @@ -0,0 +1,51 @@ +/* + * Copyright (C) 2003, 2008 Apple Inc. All rights reserved. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public License + * along with this library; see the file COPYING.LIB. If not, write to + * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + +#ifndef WTF_dtoa_h +#define WTF_dtoa_h + +#include <wtf/unicode/Unicode.h> + +namespace WTF { +class Mutex; + +extern WTF::Mutex* s_dtoaP5Mutex; + +// s00: input string. Must not be 0 and must be terminated by 0. +// se: *se will have the last consumed character position + 1. +double strtod(const char* s00, char** se); + +typedef char DtoaBuffer[80]; + +void dtoa(DtoaBuffer result, double dd, bool& sign, int& exponent, unsigned& precision); +void dtoaRoundSF(DtoaBuffer result, double dd, int ndigits, bool& sign, int& exponent, unsigned& precision); +void dtoaRoundDP(DtoaBuffer result, double dd, int ndigits, bool& sign, int& exponent, unsigned& precision); + +// Size = 80 for sizeof(DtoaBuffer) + some sign bits, decimal point, 'e', exponent digits. +const unsigned NumberToStringBufferLength = 96; +typedef UChar NumberToStringBuffer[NumberToStringBufferLength]; +unsigned numberToString(double, NumberToStringBuffer); + +} // namespace WTF + +using WTF::NumberToStringBuffer; +using WTF::numberToString; + +#endif // WTF_dtoa_h |