1 files changed, 61 insertions, 0 deletions
diff --git a/source/Initialization/SystemLifetimeManager.cpp b/source/Initialization/SystemLifetimeManager.cpp
new file mode 100644
index 000000000000..eafbe68c9984
--- /dev/null
+++ b/source/Initialization/SystemLifetimeManager.cpp
@@ -0,0 +1,61 @@
+//===-- SystemLifetimeManager.cpp ------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "lldb/Initialization/SystemLifetimeManager.h"
+
+#include "lldb/Core/Debugger.h"
+#include "lldb/Host/Mutex.h"
+#include "lldb/Initialization/SystemInitializer.h"
+
+#include <utility>
+
+using namespace lldb_private;
+
+SystemLifetimeManager::SystemLifetimeManager()
+    : m_mutex(Mutex::eMutexTypeRecursive)
+    , m_initialized(false)
+{
+}
+
+SystemLifetimeManager::~SystemLifetimeManager()
+{
+    assert(!m_initialized && "SystemLifetimeManager destroyed without calling Terminate!");
+}
+
+void
+SystemLifetimeManager::Initialize(std::unique_ptr<SystemInitializer> initializer,
+                                  LoadPluginCallbackType plugin_callback)
+{
+    Mutex::Locker locker(m_mutex);
+    if (!m_initialized)
+    {
+        assert(!m_initializer &&
+               "Attempting to call SystemLifetimeManager::Initialize() when it is already initialized");
+        m_initialized = true;
+        m_initializer = std::move(initializer);
+
+        m_initializer->Initialize();
+        Debugger::Initialize(plugin_callback);
+    }
+}
+
+void
+SystemLifetimeManager::Terminate()
+{
+    Mutex::Locker locker(m_mutex);
+
+    if (m_initialized)
+    {
+        Debugger::Terminate();
+        m_initializer->Terminate();
+
+        m_initializer.reset();
+        m_initialized = false;
+    }
+}