1 //===-- CommandObjectPlugin.cpp ----------------------------------*- C++ -*-===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9
10 #include "lldb/lldb-python.h"
11
12 #include "CommandObjectPlugin.h"
13
14 #include "lldb/Host/Host.h"
15
16 #include "lldb/Interpreter/CommandInterpreter.h"
17 #include "lldb/Interpreter/CommandReturnObject.h"
18
19 using namespace lldb;
20 using namespace lldb_private;
21
22 class CommandObjectPluginLoad : public CommandObjectParsed
23 {
24 private:
25 public:
CommandObjectPluginLoad(CommandInterpreter & interpreter)26 CommandObjectPluginLoad (CommandInterpreter &interpreter) :
27 CommandObjectParsed (interpreter,
28 "plugin load",
29 "Import a dylib that implements an LLDB plugin.",
30 NULL)
31 {
32 CommandArgumentEntry arg1;
33 CommandArgumentData cmd_arg;
34
35 // Define the first (and only) variant of this arg.
36 cmd_arg.arg_type = eArgTypeFilename;
37 cmd_arg.arg_repetition = eArgRepeatPlain;
38
39 // There is only one variant this argument could be; put it into the argument entry.
40 arg1.push_back (cmd_arg);
41
42 // Push the data for the first argument into the m_arguments vector.
43 m_arguments.push_back (arg1);
44 }
45
~CommandObjectPluginLoad()46 ~CommandObjectPluginLoad ()
47 {
48 }
49
50 int
HandleArgumentCompletion(Args & input,int & cursor_index,int & cursor_char_position,OptionElementVector & opt_element_vector,int match_start_point,int max_return_elements,bool & word_complete,StringList & matches)51 HandleArgumentCompletion (Args &input,
52 int &cursor_index,
53 int &cursor_char_position,
54 OptionElementVector &opt_element_vector,
55 int match_start_point,
56 int max_return_elements,
57 bool &word_complete,
58 StringList &matches)
59 {
60 std::string completion_str (input.GetArgumentAtIndex(cursor_index));
61 completion_str.erase (cursor_char_position);
62
63 CommandCompletions::InvokeCommonCompletionCallbacks (m_interpreter,
64 CommandCompletions::eDiskFileCompletion,
65 completion_str.c_str(),
66 match_start_point,
67 max_return_elements,
68 NULL,
69 word_complete,
70 matches);
71 return matches.GetSize();
72 }
73
74 protected:
75 bool
DoExecute(Args & command,CommandReturnObject & result)76 DoExecute (Args& command, CommandReturnObject &result)
77 {
78 size_t argc = command.GetArgumentCount();
79
80 if (argc != 1)
81 {
82 result.AppendError ("'plugin load' requires one argument");
83 result.SetStatus (eReturnStatusFailed);
84 return false;
85 }
86
87 const char* path = command.GetArgumentAtIndex(0);
88
89 Error error;
90
91 FileSpec dylib_fspec(path,true);
92
93 if (m_interpreter.GetDebugger().LoadPlugin(dylib_fspec, error))
94 result.SetStatus(eReturnStatusSuccessFinishResult);
95 else
96 {
97 result.AppendError(error.AsCString());
98 result.SetStatus(eReturnStatusFailed);
99 }
100
101 return result.Succeeded();
102 }
103 };
104
CommandObjectPlugin(CommandInterpreter & interpreter)105 CommandObjectPlugin::CommandObjectPlugin (CommandInterpreter &interpreter) :
106 CommandObjectMultiword (interpreter,
107 "plugin",
108 "A set of commands for managing or customizing plugin commands.",
109 "plugin <subcommand> [<subcommand-options>]")
110 {
111 LoadSubCommand ("load", CommandObjectSP (new CommandObjectPluginLoad (interpreter)));
112 }
113
~CommandObjectPlugin()114 CommandObjectPlugin::~CommandObjectPlugin ()
115 {
116 }
117