summaryrefslogtreecommitdiffstats
path: root/security/sandbox/chromium/base/single_thread_task_runner.h
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 17:32:43 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 17:32:43 +0000
commit6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch)
treea68f146d7fa01f0134297619fbe7e33db084e0aa /security/sandbox/chromium/base/single_thread_task_runner.h
parentInitial commit. (diff)
downloadthunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz
thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.zip
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'security/sandbox/chromium/base/single_thread_task_runner.h')
-rw-r--r--security/sandbox/chromium/base/single_thread_task_runner.h36
1 files changed, 36 insertions, 0 deletions
diff --git a/security/sandbox/chromium/base/single_thread_task_runner.h b/security/sandbox/chromium/base/single_thread_task_runner.h
new file mode 100644
index 0000000000..4d6938ed6c
--- /dev/null
+++ b/security/sandbox/chromium/base/single_thread_task_runner.h
@@ -0,0 +1,36 @@
+// Copyright (c) 2012 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 BASE_SINGLE_THREAD_TASK_RUNNER_H_
+#define BASE_SINGLE_THREAD_TASK_RUNNER_H_
+
+#include "base/base_export.h"
+#include "base/sequenced_task_runner.h"
+
+namespace base {
+
+// A SingleThreadTaskRunner is a SequencedTaskRunner with one more
+// guarantee; namely, that all tasks are run on a single dedicated
+// thread. Most use cases require only a SequencedTaskRunner, unless
+// there is a specific need to run tasks on only a single thread.
+//
+// SingleThreadTaskRunner implementations might:
+// - Post tasks to an existing thread's MessageLoop (see
+// MessageLoop::task_runner()).
+// - Create their own worker thread and MessageLoop to post tasks to.
+// - Add tasks to a FIFO and signal to a non-MessageLoop thread for them to
+// be processed. This allows TaskRunner-oriented code run on threads
+// running other kinds of message loop, e.g. Jingle threads.
+class BASE_EXPORT SingleThreadTaskRunner : public SequencedTaskRunner {
+ public:
+ // A more explicit alias to RunsTasksInCurrentSequence().
+ bool BelongsToCurrentThread() const { return RunsTasksInCurrentSequence(); }
+
+ protected:
+ ~SingleThreadTaskRunner() override = default;
+};
+
+} // namespace base
+
+#endif // BASE_SINGLE_THREAD_TASK_RUNNER_H_