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-rw-r--r--xpcom/threads/RWLock.cpp28
1 files changed, 28 insertions, 0 deletions
diff --git a/xpcom/threads/RWLock.cpp b/xpcom/threads/RWLock.cpp
new file mode 100644
index 0000000000..949934c8cc
--- /dev/null
+++ b/xpcom/threads/RWLock.cpp
@@ -0,0 +1,28 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "mozilla/RWLock.h"
+
+namespace mozilla {
+
+RWLock::RWLock(const char* aName)
+ : BlockingResourceBase(aName, eMutex)
+#ifdef DEBUG
+ ,
+ mOwningThread(nullptr)
+#endif
+{
+}
+
+#ifdef DEBUG
+bool RWLock::LockedForWritingByCurrentThread() {
+ return mOwningThread == PR_GetCurrentThread();
+}
+#endif
+
+} // namespace mozilla
+
+#undef NativeHandle