mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-10-31 22:25:30 +00:00
57 lines
2.7 KiB
C++
57 lines
2.7 KiB
C++
// Copyright 2010 the V8 project authors. All rights reserved.
|
|
// Redistribution and use in source and binary forms, with or without
|
|
// modification, are permitted provided that the following conditions are
|
|
// met:
|
|
//
|
|
// * Redistributions of source code must retain the above copyright
|
|
// notice, this list of conditions and the following disclaimer.
|
|
// * Redistributions in binary form must reproduce the above
|
|
// copyright notice, this list of conditions and the following
|
|
// disclaimer in the documentation and/or other materials provided
|
|
// with the distribution.
|
|
// * Neither the name of Google Inc. nor the names of its
|
|
// contributors may be used to endorse or promote products derived
|
|
// from this software without specific prior written permission.
|
|
//
|
|
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
|
|
#ifndef DOUBLE_CONVERSION_FIXED_DTOA_H_
|
|
#define DOUBLE_CONVERSION_FIXED_DTOA_H_
|
|
|
|
#include "utils.h"
|
|
|
|
namespace double_conversion {
|
|
|
|
// Produces digits necessary to print a given number with
|
|
// 'fractional_count' digits after the decimal point.
|
|
// The buffer must be big enough to hold the result plus one terminating null
|
|
// character.
|
|
//
|
|
// The produced digits might be too short in which case the caller has to fill
|
|
// the gaps with '0's.
|
|
// Example: FastFixedDtoa(0.001, 5, ...) is allowed to return buffer = "1", and
|
|
// decimal_point = -2.
|
|
// Halfway cases are rounded towards +/-Infinity (away from 0). The call
|
|
// FastFixedDtoa(0.15, 2, ...) thus returns buffer = "2", decimal_point = 0.
|
|
// The returned buffer may contain digits that would be truncated from the
|
|
// shortest representation of the input.
|
|
//
|
|
// This method only works for some parameters. If it can't handle the input it
|
|
// returns false. The output is null-terminated when the function succeeds.
|
|
bool FastFixedDtoa(double v, int fractional_count,
|
|
Vector<char> buffer, int* length, int* decimal_point);
|
|
|
|
} // namespace double_conversion
|
|
|
|
#endif // DOUBLE_CONVERSION_FIXED_DTOA_H_
|