Method Connect

core/adapters/lldbadapter.cpp:310–372

bool LldbAdapter::Connect(const std::string& server, std::uint32_t port)
{
	m_debugger.SetAsync(true);

	std::thread thread([&]() { EventListener(); });
	thread.detach();

	SBError err;

	// *Attempt* to create a functional target triple for the binary.
	// This allows attaching to fat binaries. If the triple is empty, it will still attach on thin binaries.
	auto archName = lldbArchNameForBinaryNinjaArchName(m_defaultArchitecture);
	std::string triple = "";
	if (!archName.empty())
		triple = archName + "-unknown-none";

	m_target = m_debugger.CreateTarget(m_originalFileName.c_str(), triple.c_str(), "", true, err);

	if (!m_target.IsValid())
	{
		// It is likely lldb did not like our target triple.
		if (err.GetCString() && std::string(err.GetCString()).find("is not compatible with") != std::string::npos)
		{
			// Last-ditch effort. If it is a thin binary, we will be able to attach without passing a triple.
			m_target = m_debugger.CreateTarget(m_originalFileName.c_str(), "", "", true, err);
		}
	}

	if (!m_target.IsValid())
	{
		DebuggerEvent event;
		event.type = LaunchFailureEventType;
		event.data.errorData.shortError = fmt::format("LLDB failed to connect to target.");
		event.data.errorData.error =
			fmt::format("LLDB failed to connect to target with \"{}\"", err.GetCString() ? err.GetCString() : "");
		PostDebuggerEvent(event);
		return false;
	}

	m_targetActive = true;
	ApplyBreakpoints();

	if (Settings::Instance()->Get<bool>("debugger.stopAtEntryPoint") && m_hasEntryFunction)
		AddBreakpoint(ModuleNameAndOffset(m_originalFileName, m_entryPoint - m_start));

	std::string url = fmt::format("connect://{}:{}", server, port);
	SBListener listener;
	const char* plugin = nullptr;
	if (!m_processPlugin.empty() && m_processPlugin != "debugserver/lldb")
		plugin = m_processPlugin.c_str();
	m_process = m_target.ConnectRemote(listener, url.c_str(), plugin, err);
	if (!m_process.IsValid() || (m_process.GetState() == StateType::eStateInvalid) || err.Fail())
	{
		DebuggerEvent event;
		event.type = LaunchFailureEventType;
		event.data.errorData.shortError = fmt::format("LLDB failed to connect to target.");
		event.data.errorData.error =
			fmt::format("LLDB Failed to connect to target with \"{}\"", err.GetCString() ? err.GetCString() : "");