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 ();
33 
34         virtual
35         ~CommandOptions ();
36 
37         virtual Error
38         SetOptionValue (int option_idx, const char *option_arg);
39 
40         void
41         ResetOptionValues ();
42 
43         const lldb::OptionDefinition*
44         GetDefinitions ();
45 
46         // Options table: Required for subclasses of Options.
47 
48         static lldb::OptionDefinition g_option_table[];
49         //Language  language;
50         lldb::Encoding  encoding;
51         lldb::Format    format;
52         bool        debug;
53         bool        print_object;
54         bool        show_types;
55         bool        show_summary;
56     };
57 
58     CommandObjectExpression (CommandInterpreter &interpreter);
59 
60     virtual
61     ~CommandObjectExpression ();
62 
63     virtual
64     Options *
65     GetOptions ();
66 
67 
68     virtual bool
69     Execute (Args& command,
70              CommandReturnObject &result);
71 
72     virtual bool
73     WantsRawCommandString() { return true; }
74 
75     virtual bool
76     ExecuteRawCommandString (const char *command,
77                              CommandReturnObject &result);
78 
79 protected:
80 
81     static size_t
82     MultiLineExpressionCallback (void *baton,
83                                  InputReader &reader,
84                                  lldb::InputReaderAction notification,
85                                  const char *bytes,
86                                  size_t bytes_len);
87 
88     bool
89     EvaluateExpression (const char *expr,
90                         Stream &output_stream,
91                         Stream &error_stream,
92                         CommandReturnObject *result = NULL);
93 
94     CommandOptions m_options;
95     ExecutionContext m_exe_ctx;
96     uint32_t m_expr_line_count;
97     std::string m_expr_lines; // Multi-line expression support
98 };
99 
100 } // namespace lldb_private
101 
102 #endif  // liblldb_CommandObjectExpression_h_
103