1//===-- Driver.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 lldb_Driver_h_
10#define lldb_Driver_h_
11
12#include "Platform.h"
13
14#include "lldb/API/SBBroadcaster.h"
15#include "lldb/API/SBDebugger.h"
16#include "lldb/API/SBDefines.h"
17#include "lldb/API/SBError.h"
18
19#include "llvm/Option/Arg.h"
20#include "llvm/Option/ArgList.h"
21#include "llvm/Option/Option.h"
22
23#include <set>
24#include <string>
25#include <vector>
26
27class Driver : public lldb::SBBroadcaster {
28public:
29  enum CommandPlacement {
30    eCommandPlacementBeforeFile,
31    eCommandPlacementAfterFile,
32    eCommandPlacementAfterCrash,
33  };
34
35  Driver();
36
37  virtual ~Driver();
38
39  /// Runs the main loop.
40  ///
41  /// \return The exit code that the process should return.
42  int MainLoop();
43
44  lldb::SBError ProcessArgs(const llvm::opt::InputArgList &args, bool &exiting);
45
46  void WriteCommandsForSourcing(CommandPlacement placement,
47                                lldb::SBStream &strm);
48
49  struct OptionData {
50    void AddInitialCommand(std::string command, CommandPlacement placement,
51                           bool is_file, lldb::SBError &error);
52
53    struct InitialCmdEntry {
54      InitialCmdEntry(std::string contents, bool in_is_file,
55                      bool in_quiet = false)
56          : contents(std::move(contents)), is_file(in_is_file),
57            source_quietly(in_quiet) {}
58
59      std::string contents;
60      bool is_file;
61      bool source_quietly;
62    };
63
64    std::vector<std::string> m_args;
65
66    lldb::LanguageType m_repl_lang = lldb::eLanguageTypeUnknown;
67    lldb::pid_t m_process_pid = LLDB_INVALID_PROCESS_ID;
68
69    std::string m_core_file;
70    std::string m_crash_log;
71    std::string m_repl_options;
72    std::string m_process_name;
73
74    std::vector<InitialCmdEntry> m_initial_commands;
75    std::vector<InitialCmdEntry> m_after_file_commands;
76    std::vector<InitialCmdEntry> m_after_crash_commands;
77
78    bool m_debug_mode = false;
79    bool m_source_quietly = false;
80    bool m_print_version = false;
81    bool m_print_python_path = false;
82    bool m_wait_for = false;
83    bool m_repl = false;
84    bool m_batch = false;
85
86    // FIXME: When we have set/show variables we can remove this from here.
87    bool m_use_external_editor = false;
88
89    using OptionSet = std::set<char>;
90    OptionSet m_seen_options;
91  };
92
93  lldb::SBDebugger &GetDebugger() { return m_debugger; }
94
95  void ResizeWindow(unsigned short col);
96
97private:
98  lldb::SBDebugger m_debugger;
99  OptionData m_option_data;
100};
101
102#endif // lldb_Driver_h_
103