1 //===-- OptionGroupBoolean.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/Interpreter/OptionGroupBoolean.h"
11 
12 // C Includes
13 // C++ Includes
14 // Other libraries and framework includes
15 // Project includes
16 
17 using namespace lldb;
18 using namespace lldb_private;
19 
20 OptionGroupBoolean::OptionGroupBoolean (uint32_t usage_mask,
21                                         bool required,
22                                         const char *long_option,
23                                         int short_option,
24                                         const char *usage_text,
25                                         bool default_value,
26                                         bool no_argument_toggle_default) :
27     m_value (default_value, default_value)
28 {
29     m_option_definition.usage_mask = usage_mask;
30     m_option_definition.required = required;
31     m_option_definition.long_option = long_option;
32     m_option_definition.short_option = short_option;
33     m_option_definition.validator = nullptr;
34     m_option_definition.option_has_arg = no_argument_toggle_default ? OptionParser::eNoArgument : OptionParser::eRequiredArgument;
35     m_option_definition.enum_values = nullptr;
36     m_option_definition.completion_type = 0;
37     m_option_definition.argument_type = eArgTypeBoolean;
38     m_option_definition.usage_text = usage_text;
39 }
40 
41 OptionGroupBoolean::~OptionGroupBoolean ()
42 {
43 }
44 
45 Error
46 OptionGroupBoolean::SetOptionValue(uint32_t option_idx,
47                                    const char *option_arg,
48                                    ExecutionContext *execution_context)
49 {
50     Error error;
51     if (m_option_definition.option_has_arg == OptionParser::eNoArgument)
52     {
53         // Not argument, toggle the default value and mark the option as having been set
54         m_value.SetCurrentValue (!m_value.GetDefaultValue());
55         m_value.SetOptionWasSet ();
56     }
57     else
58     {
59         error = m_value.SetValueFromString (option_arg);
60     }
61     return error;
62 }
63 
64 void
65 OptionGroupBoolean::OptionParsingStarting(ExecutionContext *execution_context)
66 {
67     m_value.Clear();
68 }
69