1 | //===-- StepOutRequestHandler.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 "DAP.h" |
10 | #include "EventHelper.h" |
11 | #include "LLDBUtils.h" |
12 | #include "Protocol/ProtocolRequests.h" |
13 | #include "RequestHandler.h" |
14 | #include "llvm/Support/Error.h" |
15 | |
16 | using namespace llvm; |
17 | using namespace lldb_dap::protocol; |
18 | |
19 | namespace lldb_dap { |
20 | |
21 | /// The request resumes the given thread to step out (return) from a |
22 | /// function/method and allows all other threads to run freely by resuming |
23 | /// them. |
24 | /// |
25 | /// If the debug adapter supports single thread execution (see capability |
26 | /// `supportsSingleThreadExecutionRequests`), setting the `singleThread` |
27 | /// argument to true prevents other suspended threads from resuming. |
28 | /// |
29 | /// The debug adapter first sends the response and then a `stopped` event (with |
30 | /// reason `step`) after the step has completed." |
31 | Error StepOutRequestHandler::Run(const StepOutArguments &arguments) const { |
32 | lldb::SBThread thread = dap.GetLLDBThread(id: arguments.threadId); |
33 | if (!thread.IsValid()) |
34 | return make_error<DAPError>(Args: "invalid thread"); |
35 | |
36 | if (!lldb::SBDebugger::StateIsStoppedState( |
37 | state: dap.target.GetProcess().GetState())) |
38 | return make_error<NotStoppedError>(); |
39 | |
40 | // Remember the thread ID that caused the resume so we can set the |
41 | // "threadCausedFocus" boolean value in the "stopped" events. |
42 | dap.focus_tid = thread.GetThreadID(); |
43 | lldb::SBError error; |
44 | thread.StepOut(error); |
45 | |
46 | return ToError(error); |
47 | } |
48 | |
49 | } // namespace lldb_dap |
50 |