OptionGroupBoolean.cpp revision 288943 
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,
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
41OptionGroupBoolean::~OptionGroupBoolean ()
42{
43}
44
45Error
46OptionGroupBoolean::SetOptionValue (CommandInterpreter &interpreter,
47                                    uint32_t option_idx,
48                                    const char *option_arg)
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
64void
65OptionGroupBoolean::OptionParsingStarting (CommandInterpreter &interpreter)
66{
67    m_value.Clear();
68}
69