| |
| // LLDB C++ API Test: verify the event description as obtained by calling |
| // SBEvent::GetCStringFromEvent that is received by an |
| // SBListener object registered with a process with a breakpoint. |
| |
| #include <atomic> |
| #include <iostream> |
| #include <string> |
| #include <thread> |
| |
| %include_SB_APIs% |
| |
| #include "common.h" |
| |
| using namespace lldb; |
| using namespace std; |
| |
| // listener thread control |
| extern atomic<bool> g_done; |
| |
| multithreaded_queue<string> g_frame_functions; |
| |
| extern SBListener g_listener; |
| |
| void listener_func() { |
| while (!g_done) { |
| SBEvent event; |
| bool got_event = g_listener.WaitForEvent(1, event); |
| if (got_event) { |
| if (!event.IsValid()) |
| throw Exception("event is not valid in listener thread"); |
| // send process description |
| SBProcess process = SBProcess::GetProcessFromEvent(event); |
| if (!process.IsValid()) |
| throw Exception("process is not valid"); |
| if (SBProcess::GetStateFromEvent(event) != lldb::eStateStopped || SBProcess::GetRestartedFromEvent(event)) |
| continue; // Only interested in "stopped" events. |
| |
| SBStream description; |
| |
| for (int i = 0; i < process.GetNumThreads(); ++i) { |
| // send each thread description |
| SBThread thread = process.GetThreadAtIndex(i); |
| // send each frame function name |
| uint32_t num_frames = thread.GetNumFrames(); |
| for(int j = 0; j < num_frames; ++j) { |
| const char* function_name = thread.GetFrameAtIndex(j).GetSymbol().GetName(); |
| if (function_name) |
| g_frame_functions.push(string(function_name)); |
| } |
| } |
| } |
| } |
| } |
| |
| void check_listener(SBDebugger &dbg) { |
| // check thread description |
| bool got_description = false; |
| string func_name = g_frame_functions.pop(5, got_description); |
| |
| if(got_description == false) |
| throw Exception("Expected at least one frame function"); |
| } |