llvm-project/lldb/source/Initialization/SystemLifetimeManager.cpp

62 lines
1.6 KiB
C++

//===-- 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;
}
}