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| 1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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 "mojo/public/cpp/bindings/lib/connector.h" | 5 #include "mojo/public/cpp/bindings/connector.h" |
| 6 | 6 |
| 7 #include <stdint.h> | 7 #include <stdint.h> |
| 8 #include <utility> | 8 #include <utility> |
| 9 | 9 |
| 10 #include "base/bind.h" | 10 #include "base/bind.h" |
| 11 #include "base/location.h" | 11 #include "base/location.h" |
| 12 #include "base/logging.h" | 12 #include "base/logging.h" |
| 13 #include "base/macros.h" | 13 #include "base/macros.h" |
| 14 #include "base/synchronization/lock.h" | 14 #include "base/synchronization/lock.h" |
| 15 #include "mojo/public/cpp/bindings/lib/sync_handle_watcher.h" | 15 #include "mojo/public/cpp/bindings/sync_handle_watcher.h" |
| 16 | 16 |
| 17 namespace mojo { | 17 namespace mojo { |
| 18 namespace internal { | |
| 19 | 18 |
| 20 namespace { | 19 namespace { |
| 21 | 20 |
| 22 // Similar to base::AutoLock, except that it does nothing if |lock| passed into | 21 // Similar to base::AutoLock, except that it does nothing if |lock| passed into |
| 23 // the constructor is null. | 22 // the constructor is null. |
| 24 class MayAutoLock { | 23 class MayAutoLock { |
| 25 public: | 24 public: |
| 26 explicit MayAutoLock(base::Lock* lock) : lock_(lock) { | 25 explicit MayAutoLock(base::Lock* lock) : lock_(lock) { |
| 27 if (lock_) | 26 if (lock_) |
| 28 lock_->Acquire(); | 27 lock_->Acquire(); |
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| 346 | 345 |
| 347 void Connector::EnsureSyncWatcherExists() { | 346 void Connector::EnsureSyncWatcherExists() { |
| 348 if (sync_watcher_) | 347 if (sync_watcher_) |
| 349 return; | 348 return; |
| 350 sync_watcher_.reset(new SyncHandleWatcher( | 349 sync_watcher_.reset(new SyncHandleWatcher( |
| 351 message_pipe_.get(), MOJO_HANDLE_SIGNAL_READABLE, | 350 message_pipe_.get(), MOJO_HANDLE_SIGNAL_READABLE, |
| 352 base::Bind(&Connector::OnSyncHandleWatcherHandleReady, | 351 base::Bind(&Connector::OnSyncHandleWatcherHandleReady, |
| 353 base::Unretained(this)))); | 352 base::Unretained(this)))); |
| 354 } | 353 } |
| 355 | 354 |
| 356 } // namespace internal | |
| 357 } // namespace mojo | 355 } // namespace mojo |
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