1//===-- SystemLifetimeManager.cpp -----------------------------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#include "lldb/Initialization/SystemLifetimeManager.h"
10
11#include "lldb/Core/Debugger.h"
12#include "lldb/Initialization/SystemInitializer.h"
13
14#include <utility>
15
16using namespace lldb_private;
17
18SystemLifetimeManager::SystemLifetimeManager() : m_mutex() {}
19
20SystemLifetimeManager::~SystemLifetimeManager() {
21 assert(!m_initialized &&
22 "SystemLifetimeManager destroyed without calling Terminate!");
23}
24
25llvm::Error SystemLifetimeManager::Initialize(
26 std::unique_ptr<SystemInitializer> initializer,
27 LoadPluginCallbackType plugin_callback) {
28 std::lock_guard<std::recursive_mutex> guard(m_mutex);
29 if (!m_initialized) {
30 assert(!m_initializer && "Attempting to call "
31 "SystemLifetimeManager::Initialize() when it is "
32 "already initialized");
33 m_initialized = true;
34 m_initializer = std::move(initializer);
35
36 if (auto e = m_initializer->Initialize())
37 return e;
38
39 Debugger::Initialize(load_plugin_callback: plugin_callback);
40 }
41
42 return llvm::Error::success();
43}
44
45void SystemLifetimeManager::Terminate() {
46 std::lock_guard<std::recursive_mutex> guard(m_mutex);
47
48 if (m_initialized) {
49 Debugger::Terminate();
50 m_initializer->Terminate();
51
52 m_initializer.reset();
53 m_initialized = false;
54 }
55}
56

source code of lldb/source/Initialization/SystemLifetimeManager.cpp