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 #include "lldb/Interpreter/OptionArgParser.h"
13 #include "lldb/Utility/Stream.h"
14 #include "lldb/Utility/StringList.h"
15 #include "llvm/ADT/STLExtras.h"
16
17 using namespace lldb;
18 using namespace lldb_private;
19
DumpValue(const ExecutionContext * exe_ctx,Stream & strm,uint32_t dump_mask)20 void OptionValueChar::DumpValue(const ExecutionContext *exe_ctx, Stream &strm,
21 uint32_t dump_mask) {
22 if (dump_mask & eDumpOptionType)
23 strm.Printf("(%s)", GetTypeAsCString());
24
25 if (dump_mask & eDumpOptionValue) {
26 if (dump_mask & eDumpOptionType)
27 strm.PutCString(" = ");
28 if (m_current_value != '\0')
29 strm.PutChar(m_current_value);
30 else
31 strm.PutCString("(null)");
32 }
33 }
34
SetValueFromString(llvm::StringRef value,VarSetOperationType op)35 Status OptionValueChar::SetValueFromString(llvm::StringRef value,
36 VarSetOperationType op) {
37 Status error;
38 switch (op) {
39 case eVarSetOperationClear:
40 Clear();
41 break;
42
43 case eVarSetOperationReplace:
44 case eVarSetOperationAssign: {
45 bool success = false;
46 char char_value = OptionArgParser::ToChar(value, '\0', &success);
47 if (success) {
48 m_current_value = char_value;
49 m_value_was_set = true;
50 } else
51 error.SetErrorStringWithFormat("'%s' cannot be longer than 1 character",
52 value.str().c_str());
53 } break;
54
55 default:
56 error = OptionValue::SetValueFromString(value, op);
57 break;
58 }
59 return error;
60 }
61
DeepCopy() const62 lldb::OptionValueSP OptionValueChar::DeepCopy() const {
63 return OptionValueSP(new OptionValueChar(*this));
64 }
65