lldb::TargetSP
Host::GetDummyTarget (lldb_private::Debugger &debugger)
{
static TargetSP dummy_target;
if (!dummy_target)
{
Error err = debugger.GetTargetList().CreateTarget(debugger,
FileSpec(),
Host::GetTargetTriple().AsCString(),
false,
NULL,
dummy_target);
}
return dummy_target;
}
lldb::TargetSP
Host::GetDummyTarget (lldb_private::Debugger &debugger)
{
static TargetSP g_dummy_target_sp;
// FIXME: Maybe the dummy target should be per-Debugger
if (!g_dummy_target_sp || !g_dummy_target_sp->IsValid())
{
ArchSpec arch(Target::GetDefaultArchitecture());
if (!arch.IsValid())
arch = HostInfo::GetArchitecture();
Error err = debugger.GetTargetList().CreateTarget(debugger,
NULL,
arch.GetTriple().getTriple().c_str(),
false,
NULL,
g_dummy_target_sp);
}
return g_dummy_target_sp;
}
lldb::ProcessSP
PlatformRemoteGDBServer::DebugProcess (lldb_private::ProcessLaunchInfo &launch_info,
lldb_private::Debugger &debugger,
lldb_private::Target *target, // Can be NULL, if NULL create a new target, else use existing one
lldb_private::Listener &listener,
lldb_private::Error &error)
{
lldb::ProcessSP process_sp;
if (IsRemote())
{
if (IsConnected())
{
lldb::pid_t debugserver_pid = LLDB_INVALID_PROCESS_ID;
ArchSpec remote_arch = GetRemoteSystemArchitecture();
llvm::Triple &remote_triple = remote_arch.GetTriple();
uint16_t port = 0;
if (remote_triple.getVendor() == llvm::Triple::Apple && remote_triple.getOS() == llvm::Triple::IOS)
{
// When remote debugging to iOS, we use a USB mux that always talks
// to localhost, so we will need the remote debugserver to accept connections
// only from localhost, no matter what our current hostname is
port = m_gdb_client.LaunchGDBserverAndGetPort(debugserver_pid, "127.0.0.1");
}
else
{
// All other hosts should use their actual hostname
port = m_gdb_client.LaunchGDBserverAndGetPort(debugserver_pid, NULL);
}
if (port == 0)
{
error.SetErrorStringWithFormat ("unable to launch a GDB server on '%s'", GetHostname ());
}
else
{
if (target == NULL)
{
TargetSP new_target_sp;
error = debugger.GetTargetList().CreateTarget (debugger,
NULL,
NULL,
false,
NULL,
new_target_sp);
target = new_target_sp.get();
}
else
error.Clear();
if (target && error.Success())
{
debugger.GetTargetList().SetSelectedTarget(target);
// The darwin always currently uses the GDB remote debugger plug-in
// so even when debugging locally we are debugging remotely!
process_sp = target->CreateProcess (listener, "gdb-remote", NULL);
if (process_sp)
{
char connect_url[256];
const char *override_hostname = getenv("LLDB_PLATFORM_REMOTE_GDB_SERVER_HOSTNAME");
const char *port_offset_c_str = getenv("LLDB_PLATFORM_REMOTE_GDB_SERVER_PORT_OFFSET");
int port_offset = port_offset_c_str ? ::atoi(port_offset_c_str) : 0;
const int connect_url_len = ::snprintf (connect_url,
sizeof(connect_url),
"connect://%s:%u",
override_hostname ? override_hostname : GetHostname (),
port + port_offset);
assert (connect_url_len < (int)sizeof(connect_url));
error = process_sp->ConnectRemote (NULL, connect_url);
if (error.Success())
error = process_sp->Launch(launch_info);
else if (debugserver_pid != LLDB_INVALID_PROCESS_ID)
m_gdb_client.KillSpawnedProcess(debugserver_pid);
}
}
}
}
else
{
error.SetErrorString("not connected to remote gdb server");
}
}
return process_sp;
}
void JuliaEventHandlerLoop()
{
lldb_private::Listener& listener(m_dbg->GetListener());
lldb_private::ConstString broadcaster_class_target(lldb_private::Target::GetStaticBroadcasterClass());
lldb_private::ConstString broadcaster_class_process(lldb_private::Process::GetStaticBroadcasterClass());
lldb_private::ConstString broadcaster_class_thread(lldb_private::Thread::GetStaticBroadcasterClass());
lldb_private::BroadcastEventSpec target_event_spec (broadcaster_class_target,
lldb_private::Target::eBroadcastBitBreakpointChanged);
lldb_private::BroadcastEventSpec process_event_spec (broadcaster_class_process,
lldb_private::Process::eBroadcastBitStateChanged |
lldb_private::Process::eBroadcastBitSTDOUT |
lldb_private::Process::eBroadcastBitSTDERR);
lldb_private::BroadcastEventSpec thread_event_spec (broadcaster_class_thread,
lldb_private::Thread::eBroadcastBitStackChanged |
lldb_private::Thread::eBroadcastBitThreadSelected );
listener.StartListeningForEventSpec (*m_dbg, target_event_spec);
listener.StartListeningForEventSpec (*m_dbg, process_event_spec);
listener.StartListeningForEventSpec (*m_dbg, thread_event_spec);
listener.StartListeningForEvents (&m_dbg->GetCommandInterpreter(),
lldb_private::CommandInterpreter::eBroadcastBitQuitCommandReceived |
lldb_private::CommandInterpreter::eBroadcastBitAsynchronousOutputData |
lldb_private::CommandInterpreter::eBroadcastBitAsynchronousErrorData );
m_sync_broadcaster.BroadcastEvent(eBroadcastBitEventThreadIsListening);
bool done = false;
while (!done)
{
lldb::EventSP event_sp;
if (listener.WaitForEvent(NULL, event_sp))
{
if (event_sp)
{
lldb_private::Broadcaster *broadcaster = event_sp->GetBroadcaster();
if (broadcaster)
{
uint32_t event_type = event_sp->GetType();
lldb_private::ConstString broadcaster_class (broadcaster->GetBroadcasterClass());
if (broadcaster_class == broadcaster_class_process)
{
lldb::StreamSP output_stream_sp = m_dbg->GetAsyncOutputStream();
HandleProcessStateChangedEvent(event_sp,output_stream_sp.get());
}
else if (broadcaster_class == broadcaster_class_target)
{
if (lldb_private::Breakpoint::BreakpointEventData::GetEventDataFromEvent(event_sp.get()))
{
m_dbg->HandleBreakpointEvent (event_sp);
}
}
else if (broadcaster_class == broadcaster_class_thread)
{
//m_dbg->HandleThreadEvent (event_sp);
}
else if (broadcaster == &m_dbg->GetCommandInterpreter())
{
if (event_type & lldb_private::CommandInterpreter::eBroadcastBitQuitCommandReceived)
{
done = true;
}
else if (event_type & lldb_private::CommandInterpreter::eBroadcastBitAsynchronousErrorData)
{
const char *data = reinterpret_cast<const char *>(lldb_private::EventDataBytes::GetBytesFromEvent (event_sp.get()));
if (data && data[0])
{
lldb::StreamSP error_sp (m_dbg->GetAsyncErrorStream());
if (error_sp)
{
error_sp->PutCString(data);
error_sp->Flush();
}
}
}
else if (event_type & lldb_private::CommandInterpreter::eBroadcastBitAsynchronousOutputData)
{
const char *data = reinterpret_cast<const char *>(lldb_private::EventDataBytes::GetBytesFromEvent (event_sp.get()));
if (data && data[0])
{
lldb::StreamSP output_sp (m_dbg->GetAsyncOutputStream());
if (output_sp)
{
output_sp->PutCString(data);
output_sp->Flush();
}
}
}
}
}
}
}
}
}
