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Side by Side Diff: chrome/common/multi_process_lock_win.cc

Issue 1109043003: Apply automated fixits for Chrome clang plugin to chrome. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 5 years, 7 months ago
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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2011 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 "chrome/common/multi_process_lock.h" 5 #include "chrome/common/multi_process_lock.h"
6 6
7 #include "base/logging.h" 7 #include "base/logging.h"
8 #include "base/strings/utf_string_conversions.h" 8 #include "base/strings/utf_string_conversions.h"
9 #include "base/win/scoped_handle.h" 9 #include "base/win/scoped_handle.h"
10 10
11 class MultiProcessLockWin : public MultiProcessLock { 11 class MultiProcessLockWin : public MultiProcessLock {
12 public: 12 public:
13 explicit MultiProcessLockWin(const std::string& name) : name_(name) { } 13 explicit MultiProcessLockWin(const std::string& name) : name_(name) { }
14 14
15 virtual ~MultiProcessLockWin() { 15 ~MultiProcessLockWin() override {
16 if (event_.Get() != NULL) { 16 if (event_.Get() != NULL) {
17 Unlock(); 17 Unlock();
18 } 18 }
19 } 19 }
20 20
21 virtual bool TryLock() { 21 bool TryLock() override {
22 if (event_.Get() != NULL) { 22 if (event_.Get() != NULL) {
23 DLOG(ERROR) << "MultiProcessLock is already locked - " << name_; 23 DLOG(ERROR) << "MultiProcessLock is already locked - " << name_;
24 return true; 24 return true;
25 } 25 }
26 26
27 if (name_.length() >= MAX_PATH) { 27 if (name_.length() >= MAX_PATH) {
28 LOG(ERROR) << "Socket name too long (" << name_.length() 28 LOG(ERROR) << "Socket name too long (" << name_.length()
29 << " >= " << MAX_PATH << ") - " << name_; 29 << " >= " << MAX_PATH << ") - " << name_;
30 return false; 30 return false;
31 } 31 }
32 32
33 base::string16 wname = base::UTF8ToUTF16(name_); 33 base::string16 wname = base::UTF8ToUTF16(name_);
34 event_.Set(CreateEvent(NULL, FALSE, FALSE, wname.c_str())); 34 event_.Set(CreateEvent(NULL, FALSE, FALSE, wname.c_str()));
35 if (event_.Get() && GetLastError() != ERROR_ALREADY_EXISTS) { 35 if (event_.Get() && GetLastError() != ERROR_ALREADY_EXISTS) {
36 return true; 36 return true;
37 } else { 37 } else {
38 event_.Set(NULL); 38 event_.Set(NULL);
39 return false; 39 return false;
40 } 40 }
41 } 41 }
42 42
43 virtual void Unlock() { 43 void Unlock() override {
44 if (event_.Get() == NULL) { 44 if (event_.Get() == NULL) {
45 DLOG(ERROR) << "Over-unlocked MultiProcessLock - " << name_; 45 DLOG(ERROR) << "Over-unlocked MultiProcessLock - " << name_;
46 return; 46 return;
47 } 47 }
48 event_.Set(NULL); 48 event_.Set(NULL);
49 } 49 }
50 50
51 private: 51 private:
52 std::string name_; 52 std::string name_;
53 base::win::ScopedHandle event_; 53 base::win::ScopedHandle event_;
54 DISALLOW_COPY_AND_ASSIGN(MultiProcessLockWin); 54 DISALLOW_COPY_AND_ASSIGN(MultiProcessLockWin);
55 }; 55 };
56 56
57 MultiProcessLock* MultiProcessLock::Create(const std::string &name) { 57 MultiProcessLock* MultiProcessLock::Create(const std::string &name) {
58 return new MultiProcessLockWin(name); 58 return new MultiProcessLockWin(name);
59 } 59 }
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