| //===-- SystemLifetimeManager.cpp -----------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "lldb/Initialization/SystemLifetimeManager.h" |
| |
| #include "lldb/Core/Debugger.h" |
| #include "lldb/Initialization/SystemInitializer.h" |
| |
| #include <utility> |
| |
| using namespace lldb_private; |
| |
| SystemLifetimeManager::SystemLifetimeManager() : m_mutex() {} |
| |
| SystemLifetimeManager::~SystemLifetimeManager() { |
| assert(!m_initialized && |
| "SystemLifetimeManager destroyed without calling Terminate!"); |
| } |
| |
| llvm::Error SystemLifetimeManager::Initialize( |
| std::unique_ptr<SystemInitializer> initializer, |
| LoadPluginCallbackType plugin_callback) { |
| std::lock_guard<std::recursive_mutex> guard(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); |
| |
| if (auto e = m_initializer->Initialize()) |
| return e; |
| |
| Debugger::Initialize(plugin_callback); |
| } |
| |
| return llvm::Error::success(); |
| } |
| |
| void SystemLifetimeManager::Terminate() { |
| std::lock_guard<std::recursive_mutex> guard(m_mutex); |
| |
| if (m_initialized) { |
| Debugger::Terminate(); |
| m_initializer->Terminate(); |
| |
| m_initializer.reset(); |
| m_initialized = false; |
| } |
| } |