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, bool required,
21                                        const char *long_option,
22                                        int short_option, const char *usage_text,
23                                        bool default_value,
24                                        bool no_argument_toggle_default)
25     : m_value(default_value, default_value) {
26   m_option_definition.usage_mask = usage_mask;
27   m_option_definition.required = required;
28   m_option_definition.long_option = long_option;
29   m_option_definition.short_option = short_option;
30   m_option_definition.validator = nullptr;
31   m_option_definition.option_has_arg = no_argument_toggle_default
32                                            ? OptionParser::eNoArgument
33                                            : OptionParser::eRequiredArgument;
34   m_option_definition.enum_values = nullptr;
35   m_option_definition.completion_type = 0;
36   m_option_definition.argument_type = eArgTypeBoolean;
37   m_option_definition.usage_text = usage_text;
38 }
39 
40 OptionGroupBoolean::~OptionGroupBoolean() {}
41 
42 Error OptionGroupBoolean::SetOptionValue(uint32_t option_idx,
43                                          llvm::StringRef option_value,
44                                          ExecutionContext *execution_context) {
45   Error error;
46   if (m_option_definition.option_has_arg == OptionParser::eNoArgument) {
47     // Not argument, toggle the default value and mark the option as having been
48     // set
49     m_value.SetCurrentValue(!m_value.GetDefaultValue());
50     m_value.SetOptionWasSet();
51   } else {
52     error = m_value.SetValueFromString(option_value);
53   }
54   return error;
55 }
56 
57 void OptionGroupBoolean::OptionParsingStarting(
58     ExecutionContext *execution_context) {
59   m_value.Clear();
60 }
61