1 //===-- CommandObjectPlugin.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 "CommandObjectPlugin.h"
10 #include "lldb/Interpreter/CommandInterpreter.h"
11 #include "lldb/Interpreter/CommandReturnObject.h"
12
13 using namespace lldb;
14 using namespace lldb_private;
15
16 class CommandObjectPluginLoad : public CommandObjectParsed {
17 public:
CommandObjectPluginLoad(CommandInterpreter & interpreter)18 CommandObjectPluginLoad(CommandInterpreter &interpreter)
19 : CommandObjectParsed(interpreter, "plugin load",
20 "Import a dylib that implements an LLDB plugin.",
21 nullptr) {
22 CommandArgumentEntry arg1;
23 CommandArgumentData cmd_arg;
24
25 // Define the first (and only) variant of this arg.
26 cmd_arg.arg_type = eArgTypeFilename;
27 cmd_arg.arg_repetition = eArgRepeatPlain;
28
29 // There is only one variant this argument could be; put it into the
30 // argument entry.
31 arg1.push_back(cmd_arg);
32
33 // Push the data for the first argument into the m_arguments vector.
34 m_arguments.push_back(arg1);
35 }
36
37 ~CommandObjectPluginLoad() override = default;
38
39 void
HandleArgumentCompletion(CompletionRequest & request,OptionElementVector & opt_element_vector)40 HandleArgumentCompletion(CompletionRequest &request,
41 OptionElementVector &opt_element_vector) override {
42 lldb_private::CommandCompletions::InvokeCommonCompletionCallbacks(
43 GetCommandInterpreter(), lldb::eDiskFileCompletion, request, nullptr);
44 }
45
46 protected:
DoExecute(Args & command,CommandReturnObject & result)47 void DoExecute(Args &command, CommandReturnObject &result) override {
48 size_t argc = command.GetArgumentCount();
49
50 if (argc != 1) {
51 result.AppendError("'plugin load' requires one argument");
52 return;
53 }
54
55 Status error;
56
57 FileSpec dylib_fspec(command[0].ref());
58 FileSystem::Instance().Resolve(dylib_fspec);
59
60 if (GetDebugger().LoadPlugin(dylib_fspec, error))
61 result.SetStatus(eReturnStatusSuccessFinishResult);
62 else {
63 result.AppendError(error.AsCString());
64 }
65 }
66 };
67
CommandObjectPlugin(CommandInterpreter & interpreter)68 CommandObjectPlugin::CommandObjectPlugin(CommandInterpreter &interpreter)
69 : CommandObjectMultiword(interpreter, "plugin",
70 "Commands for managing LLDB plugins.",
71 "plugin <subcommand> [<subcommand-options>]") {
72 LoadSubCommand("load",
73 CommandObjectSP(new CommandObjectPluginLoad(interpreter)));
74 }
75
76 CommandObjectPlugin::~CommandObjectPlugin() = default;
77