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1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // modification, are permitted provided that the following conditions are | 3 // found in the LICENSE file. |
4 // met: | |
5 // | |
6 // * Redistributions of source code must retain the above copyright | |
7 // notice, this list of conditions and the following disclaimer. | |
8 // * Redistributions in binary form must reproduce the above | |
9 // copyright notice, this list of conditions and the following | |
10 // disclaimer in the documentation and/or other materials provided | |
11 // with the distribution. | |
12 // * Neither the name of Google Inc. nor the names of its | |
13 // contributors may be used to endorse or promote products derived | |
14 // from this software without specific prior written permission. | |
15 // | |
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
27 | 4 |
28 #ifndef V8_DTOA_H_ | 5 #ifndef V8_DTOA_H_ |
29 #define V8_DTOA_H_ | 6 #define V8_DTOA_H_ |
30 | 7 |
31 namespace v8 { | 8 namespace v8 { |
32 namespace internal { | 9 namespace internal { |
33 | 10 |
34 enum DtoaMode { | 11 enum DtoaMode { |
35 // Return the shortest correct representation. | 12 // Return the shortest correct representation. |
36 // For example the output of 0.299999999999999988897 is (the less accurate but | 13 // For example the output of 0.299999999999999988897 is (the less accurate but |
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76 // 'DoubleToAscii' expects the given buffer to be big enough to hold all digits | 53 // 'DoubleToAscii' expects the given buffer to be big enough to hold all digits |
77 // and a terminating null-character. In SHORTEST-mode it expects a buffer of | 54 // and a terminating null-character. In SHORTEST-mode it expects a buffer of |
78 // at least kBase10MaximalLength + 1. Otherwise, the size of the output is | 55 // at least kBase10MaximalLength + 1. Otherwise, the size of the output is |
79 // limited to requested_digits digits plus the null terminator. | 56 // limited to requested_digits digits plus the null terminator. |
80 void DoubleToAscii(double v, DtoaMode mode, int requested_digits, | 57 void DoubleToAscii(double v, DtoaMode mode, int requested_digits, |
81 Vector<char> buffer, int* sign, int* length, int* point); | 58 Vector<char> buffer, int* sign, int* length, int* point); |
82 | 59 |
83 } } // namespace v8::internal | 60 } } // namespace v8::internal |
84 | 61 |
85 #endif // V8_DTOA_H_ | 62 #endif // V8_DTOA_H_ |
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