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1 //===-- ScriptInterpreterLua.h ----------------------------------*- C++ -*-===//
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 #ifndef liblldb_ScriptInterpreterLua_h_
10 #define liblldb_ScriptInterpreterLua_h_
11 
12 #include "lldb/Interpreter/ScriptInterpreter.h"
13 #include "lldb/Utility/Status.h"
14 #include "lldb/lldb-enumerations.h"
15 
16 namespace lldb_private {
17 class Lua;
18 class ScriptInterpreterLua : public ScriptInterpreter {
19 public:
20   class CommandDataLua : public BreakpointOptions::CommandData {
21   public:
CommandDataLua()22     CommandDataLua() : BreakpointOptions::CommandData() {
23       interpreter = lldb::eScriptLanguageLua;
24     }
25   };
26 
27   ScriptInterpreterLua(Debugger &debugger);
28 
29   ~ScriptInterpreterLua() override;
30 
31   bool ExecuteOneLine(
32       llvm::StringRef command, CommandReturnObject *result,
33       const ExecuteScriptOptions &options = ExecuteScriptOptions()) override;
34 
35   void ExecuteInterpreterLoop() override;
36 
37   bool LoadScriptingModule(const char *filename, bool init_session,
38                            lldb_private::Status &error,
39                            StructuredData::ObjectSP *module_sp = nullptr,
40                            FileSpec extra_search_dir = {}) override;
41 
42   // Static Functions
43   static void Initialize();
44 
45   static void Terminate();
46 
47   static lldb::ScriptInterpreterSP CreateInstance(Debugger &debugger);
48 
49   static lldb_private::ConstString GetPluginNameStatic();
50 
51   static const char *GetPluginDescriptionStatic();
52 
53   static bool BreakpointCallbackFunction(void *baton,
54                                          StoppointCallbackContext *context,
55                                          lldb::user_id_t break_id,
56                                          lldb::user_id_t break_loc_id);
57 
58   // PluginInterface protocol
59   lldb_private::ConstString GetPluginName() override;
60 
61   uint32_t GetPluginVersion() override;
62 
63   Lua &GetLua();
64 
65   llvm::Error EnterSession(lldb::user_id_t debugger_id);
66   llvm::Error LeaveSession();
67 
68   Status SetBreakpointCommandCallback(BreakpointOptions *bp_options,
69                                       const char *command_body_text) override;
70 
71 private:
72   std::unique_ptr<Lua> m_lua;
73   bool m_session_is_active = false;
74 };
75 
76 } // namespace lldb_private
77 
78 #endif // liblldb_ScriptInterpreterLua_h_
79