// Copyright 2014 The Chromium Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #ifndef SANDBOX_LINUX_SERVICES_THREAD_HELPERS_H_ #define SANDBOX_LINUX_SERVICES_THREAD_HELPERS_H_ #include "base/basictypes.h" namespace base { class Thread; } namespace sandbox { class ThreadHelpers { public: // Check whether the current process is single threaded. |proc_self_tasks| // should be a file descriptor to /proc/self/task/ and remains owned by the // caller. static bool IsSingleThreaded(int proc_self_task); // Stop |thread| and ensure that it does not have an entry in // /proc/self/task/ from the point of view of the current thread. This is // the way to stop threads before calling IsSingleThreaded(). static bool StopThreadAndWatchProcFS(int proc_self_tasks, base::Thread* thread); private: DISALLOW_IMPLICIT_CONSTRUCTORS(ThreadHelpers); }; } // namespace content #endif // SANDBOX_LINUX_SERVICES_THREAD_HELPERS_H_