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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 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/debug/activity_analyzer.h" | 5 #include "base/debug/activity_analyzer.h" |
6 | 6 |
7 #include "base/files/file.h" | 7 #include "base/files/file.h" |
8 #include "base/files/file_path.h" | 8 #include "base/files/file_path.h" |
9 #include "base/files/memory_mapped_file.h" | 9 #include "base/files/memory_mapped_file.h" |
10 #include "base/logging.h" | 10 #include "base/logging.h" |
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45 // Map the file read-write so it can guarantee consistency between | 45 // Map the file read-write so it can guarantee consistency between |
46 // the analyzer and any trackers that my still be active. | 46 // the analyzer and any trackers that my still be active. |
47 std::unique_ptr<MemoryMappedFile> mmfile(new MemoryMappedFile()); | 47 std::unique_ptr<MemoryMappedFile> mmfile(new MemoryMappedFile()); |
48 mmfile->Initialize(file_path, MemoryMappedFile::READ_WRITE); | 48 mmfile->Initialize(file_path, MemoryMappedFile::READ_WRITE); |
49 if (!mmfile->IsValid()) | 49 if (!mmfile->IsValid()) |
50 return nullptr; | 50 return nullptr; |
51 | 51 |
52 if (!FilePersistentMemoryAllocator::IsFileAcceptable(*mmfile, true)) | 52 if (!FilePersistentMemoryAllocator::IsFileAcceptable(*mmfile, true)) |
53 return nullptr; | 53 return nullptr; |
54 | 54 |
55 return WrapUnique(new GlobalActivityAnalyzer( | 55 return WrapUnique( |
56 WrapUnique(new FilePersistentMemoryAllocator( | 56 new GlobalActivityAnalyzer(MakeUnique<FilePersistentMemoryAllocator>( |
57 std::move(mmfile), 0, 0, base::StringPiece(), | 57 std::move(mmfile), 0, 0, base::StringPiece(), true))); |
58 true)))); | |
59 } | 58 } |
60 #endif // !defined(OS_NACL) | 59 #endif // !defined(OS_NACL) |
61 | 60 |
62 ThreadActivityAnalyzer* GlobalActivityAnalyzer::GetFirstAnalyzer() { | 61 ThreadActivityAnalyzer* GlobalActivityAnalyzer::GetFirstAnalyzer() { |
63 PrepareAllAnalyzers(); | 62 PrepareAllAnalyzers(); |
64 analyzers_iterator_ = analyzers_.begin(); | 63 analyzers_iterator_ = analyzers_.begin(); |
65 if (analyzers_iterator_ == analyzers_.end()) | 64 if (analyzers_iterator_ == analyzers_.end()) |
66 return nullptr; | 65 return nullptr; |
67 return analyzers_iterator_->second.get(); | 66 return analyzers_iterator_->second.get(); |
68 } | 67 } |
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120 // Add this analyzer to the map of known ones, indexed by a unique thread | 119 // Add this analyzer to the map of known ones, indexed by a unique thread |
121 // identifier. | 120 // identifier. |
122 DCHECK(!base::ContainsKey(analyzers_, analyzer->GetThreadKey())); | 121 DCHECK(!base::ContainsKey(analyzers_, analyzer->GetThreadKey())); |
123 analyzer->allocator_reference_ = ref; | 122 analyzer->allocator_reference_ = ref; |
124 analyzers_[analyzer->GetThreadKey()] = std::move(analyzer); | 123 analyzers_[analyzer->GetThreadKey()] = std::move(analyzer); |
125 } | 124 } |
126 } | 125 } |
127 | 126 |
128 } // namespace debug | 127 } // namespace debug |
129 } // namespace base | 128 } // namespace base |
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