OptionValueChar.cpp revision 278332 
1//===-- OptionValueChar.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/OptionValueChar.h"
11
12// C Includes
13// C++ Includes
14// Other libraries and framework includes
15// Project includes
16#include "lldb/Core/Stream.h"
17#include "lldb/Core/StringList.h"
18#include "lldb/Interpreter/Args.h"
19#include "llvm/ADT/STLExtras.h"
20
21using namespace lldb;
22using namespace lldb_private;
23
24void
25OptionValueChar::DumpValue (const ExecutionContext *exe_ctx, Stream &strm, uint32_t dump_mask)
26{
27    if (dump_mask & eDumpOptionType)
28        strm.Printf ("(%s)", GetTypeAsCString ());
29
30    if (dump_mask & eDumpOptionValue)
31    {
32        if (dump_mask & eDumpOptionType)
33            strm.PutCString (" = ");
34        if (m_current_value != '\0')
35            strm.PutChar(m_current_value);
36        else
37            strm.PutCString("(null)");
38    }
39}
40
41Error
42OptionValueChar::SetValueFromCString (const char *value_cstr,
43                                      VarSetOperationType op)
44{
45    Error error;
46    switch (op)
47    {
48    case eVarSetOperationClear:
49        Clear();
50        break;
51
52    case eVarSetOperationReplace:
53    case eVarSetOperationAssign:
54        {
55            bool success = false;
56            char char_value = Args::StringToChar(value_cstr, '\0', &success);
57            if (success)
58            {
59                m_current_value = char_value;
60                m_value_was_set = true;
61            }
62            else
63                error.SetErrorStringWithFormat("'%s' cannot be longer than 1 character", value_cstr);
64        }
65        break;
66
67    default:
68        error = OptionValue::SetValueFromCString (value_cstr, op);
69        break;
70    }
71    return error;
72}
73
74lldb::OptionValueSP
75OptionValueChar::DeepCopy () const
76{
77    return OptionValueSP(new OptionValueChar(*this));
78}
79
80
81