73 lines
2.8 KiB
C++
73 lines
2.8 KiB
C++
// Copyright (c) 2011 Google Inc. All rights reserved.
|
|
//
|
|
// Redistribution and use in source and binary forms, with or without
|
|
// modification, are permitted provided that the following conditions are
|
|
// met:
|
|
//
|
|
// * Redistributions of source code must retain the above copyright
|
|
// notice, this list of conditions and the following disclaimer.
|
|
// * Redistributions in binary form must reproduce the above
|
|
// copyright notice, this list of conditions and the following disclaimer
|
|
// in the documentation and/or other materials provided with the
|
|
// distribution.
|
|
// * Neither the name of Google Inc. nor the name Chromium Embedded
|
|
// Framework nor the names of its contributors may be used to endorse
|
|
// or promote products derived from this software without specific prior
|
|
// written permission.
|
|
//
|
|
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
|
|
// Do not include this header file directly. Use base/cef_thread_checker.h
|
|
// instead.
|
|
|
|
#ifndef CEF_INCLUDE_BASE_INTERNAL_THREAD_CHECKER_IMPL_H_
|
|
#define CEF_INCLUDE_BASE_INTERNAL_THREAD_CHECKER_IMPL_H_
|
|
|
|
#include "include/base/cef_lock.h"
|
|
#include "include/base/cef_platform_thread.h"
|
|
|
|
namespace base {
|
|
namespace cef_internal {
|
|
|
|
// Real implementation of ThreadChecker, for use in debug mode, or
|
|
// for temporary use in release mode (e.g. to CHECK on a threading issue
|
|
// seen only in the wild).
|
|
//
|
|
// Note: You should almost always use the ThreadChecker class to get the
|
|
// right version for your build configuration.
|
|
class ThreadCheckerImpl {
|
|
public:
|
|
ThreadCheckerImpl();
|
|
~ThreadCheckerImpl();
|
|
|
|
bool CalledOnValidThread() const;
|
|
|
|
// Changes the thread that is checked for in CalledOnValidThread. This may
|
|
// be useful when an object may be created on one thread and then used
|
|
// exclusively on another thread.
|
|
void DetachFromThread();
|
|
|
|
private:
|
|
void EnsureThreadIdAssigned() const;
|
|
|
|
mutable base::Lock lock_;
|
|
// This is mutable so that CalledOnValidThread can set it.
|
|
// It's guarded by |lock_|.
|
|
mutable PlatformThreadRef valid_thread_id_;
|
|
};
|
|
|
|
} // namespace cef_internal
|
|
} // namespace base
|
|
|
|
#endif // CEF_INCLUDE_BASE_INTERNAL_THREAD_CHECKER_IMPL_H_
|