1 //===-- CommandObjectExpression.h -------------------------------*- 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 #ifndef liblldb_CommandObjectExpression_h_
11 #define liblldb_CommandObjectExpression_h_
12 
13 // C Includes
14 // C++ Includes
15 // Other libraries and framework includes
16 // Project includes
17 #include "lldb/Interpreter/CommandObject.h"
18 #include "lldb/Interpreter/Options.h"
19 #include "lldb/Core/Language.h"
20 #include "lldb/Target/ExecutionContext.h"
21 
22 namespace lldb_private {
23 
24 class CommandObjectExpression : public CommandObject
25 {
26 public:
27 
28     class CommandOptions : public Options
29     {
30     public:
31 
32         CommandOptions (CommandInterpreter &interpreter);
33 
34         virtual
35         ~CommandOptions ();
36 
37         virtual Error
38         SetOptionValue (uint32_t option_idx, const char *option_arg);
39 
40         void
41         OptionParsingStarting ();
42 
43         const OptionDefinition*
44         GetDefinitions ();
45 
46         // Options table: Required for subclasses of Options.
47 
48         static OptionDefinition g_option_table[];
49         //Language  language;
50         lldb::Encoding  encoding;
51         lldb::Format    format;
52         bool        debug;
53         bool        print_object;
54         LazyBool    use_dynamic;
55         bool        unwind_on_error;
56         bool        show_types;
57         bool        show_summary;
58     };
59 
60     CommandObjectExpression (CommandInterpreter &interpreter);
61 
62     virtual
63     ~CommandObjectExpression ();
64 
65     virtual
66     Options *
67     GetOptions ();
68 
69 
70     virtual bool
71     Execute (Args& command,
72              CommandReturnObject &result);
73 
74     virtual bool
75     WantsRawCommandString() { return true; }
76 
77     virtual bool
78     ExecuteRawCommandString (const char *command,
79                              CommandReturnObject &result);
80 
81 protected:
82 
83     static size_t
84     MultiLineExpressionCallback (void *baton,
85                                  InputReader &reader,
86                                  lldb::InputReaderAction notification,
87                                  const char *bytes,
88                                  size_t bytes_len);
89 
90     bool
91     EvaluateExpression (const char *expr,
92                         Stream *output_stream,
93                         Stream *error_stream,
94                         CommandReturnObject *result = NULL);
95 
96     CommandOptions m_options;
97     ExecutionContext m_exe_ctx;
98     uint32_t m_expr_line_count;
99     std::string m_expr_lines; // Multi-line expression support
100 };
101 
102 } // namespace lldb_private
103 
104 #endif  // liblldb_CommandObjectExpression_h_
105