OptionGroupBoolean.cpp revision 314564 
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
17using namespace lldb;
18using namespace lldb_private;
19
20OptionGroupBoolean::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
40OptionGroupBoolean::~OptionGroupBoolean() {}
41
42Error 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
57void OptionGroupBoolean::OptionParsingStarting(
58    ExecutionContext *execution_context) {
59  m_value.Clear();
60}
61