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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "base/version.h" | 5 #include "base/version.h" |
6 | 6 |
7 #include <algorithm> | 7 #include <algorithm> |
8 | 8 |
9 #include "base/logging.h" | 9 #include "base/logging.h" |
10 #include "base/strings/string_number_conversions.h" | 10 #include "base/strings/string_number_conversions.h" |
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43 // This throws out things like +3, or 032. | 43 // This throws out things like +3, or 032. |
44 if (IntToString(num) != *it) | 44 if (IntToString(num) != *it) |
45 return false; | 45 return false; |
46 | 46 |
47 parsed->push_back(static_cast<uint16>(num)); | 47 parsed->push_back(static_cast<uint16>(num)); |
48 } | 48 } |
49 return true; | 49 return true; |
50 } | 50 } |
51 | 51 |
52 // Compares version components in |components1| with components in | 52 // Compares version components in |components1| with components in |
53 // |components2|. Returns -1, 0 or 1 if |components1| is greater than, equal to, | 53 // |components2|. Returns -1, 0 or 1 if |components1| is less than, equal to, |
54 // or less than |components2|, respectively. | 54 // or greater than |components2|, respectively. |
55 int CompareVersionComponents(const std::vector<uint16>& components1, | 55 int CompareVersionComponents(const std::vector<uint16>& components1, |
56 const std::vector<uint16>& components2) { | 56 const std::vector<uint16>& components2) { |
57 const size_t count = std::min(components1.size(), components2.size()); | 57 const size_t count = std::min(components1.size(), components2.size()); |
58 for (size_t i = 0; i < count; ++i) { | 58 for (size_t i = 0; i < count; ++i) { |
59 if (components1[i] > components2[i]) | 59 if (components1[i] > components2[i]) |
60 return 1; | 60 return 1; |
61 if (components1[i] < components2[i]) | 61 if (components1[i] < components2[i]) |
62 return -1; | 62 return -1; |
63 } | 63 } |
64 if (components1.size() > components2.size()) { | 64 if (components1.size() > components2.size()) { |
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167 size_t count = components_.size(); | 167 size_t count = components_.size(); |
168 for (size_t i = 0; i < count - 1; ++i) { | 168 for (size_t i = 0; i < count - 1; ++i) { |
169 version_str.append(IntToString(components_[i])); | 169 version_str.append(IntToString(components_[i])); |
170 version_str.append("."); | 170 version_str.append("."); |
171 } | 171 } |
172 version_str.append(IntToString(components_[count - 1])); | 172 version_str.append(IntToString(components_[count - 1])); |
173 return version_str; | 173 return version_str; |
174 } | 174 } |
175 | 175 |
176 } // namespace base | 176 } // namespace base |
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