1 //===-- OptionValueFileSpec.cpp ---------------------------------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 #include "lldb/Interpreter/OptionValueFileSpec.h"
12 #include "lldb/Core/State.h"
13 #include "lldb/DataFormatters/FormatManager.h"
14 #include "lldb/Host/FileSystem.h"
15 #include "lldb/Interpreter/CommandCompletions.h"
16 #include "lldb/Interpreter/CommandInterpreter.h"
17 #include "lldb/Utility/Args.h"
18 #include "lldb/Utility/DataBufferLLVM.h"
21 using namespace lldb_private;
23 OptionValueFileSpec::OptionValueFileSpec(bool resolve)
24 : OptionValue(), m_current_value(), m_default_value(), m_data_sp(),
26 m_completion_mask(CommandCompletions::eDiskFileCompletion),
29 OptionValueFileSpec::OptionValueFileSpec(const FileSpec &value, bool resolve)
30 : OptionValue(), m_current_value(value), m_default_value(value),
31 m_data_sp(), m_data_mod_time(),
32 m_completion_mask(CommandCompletions::eDiskFileCompletion),
35 OptionValueFileSpec::OptionValueFileSpec(const FileSpec ¤t_value,
36 const FileSpec &default_value,
38 : OptionValue(), m_current_value(current_value),
39 m_default_value(default_value), m_data_sp(), m_data_mod_time(),
40 m_completion_mask(CommandCompletions::eDiskFileCompletion),
43 void OptionValueFileSpec::DumpValue(const ExecutionContext *exe_ctx,
44 Stream &strm, uint32_t dump_mask) {
45 if (dump_mask & eDumpOptionType)
46 strm.Printf("(%s)", GetTypeAsCString());
47 if (dump_mask & eDumpOptionValue) {
48 if (dump_mask & eDumpOptionType)
49 strm.PutCString(" = ");
51 if (m_current_value) {
52 strm << '"' << m_current_value.GetPath().c_str() << '"';
57 Status OptionValueFileSpec::SetValueFromString(llvm::StringRef value,
58 VarSetOperationType op) {
61 case eVarSetOperationClear:
66 case eVarSetOperationReplace:
67 case eVarSetOperationAssign:
68 if (value.size() > 0) {
69 // The setting value may have whitespace, double-quotes, or single-quotes
70 // around the file path to indicate that internal spaces are not word
71 // breaks. Strip off any ws & quotes from the start and end of the file
72 // path - we aren't doing any word // breaking here so the quoting is
73 // unnecessary. NB this will cause a problem if someone tries to specify
74 // a file path that legitimately begins or ends with a " or ' character,
76 value = value.trim("\"' \t");
77 m_value_was_set = true;
78 m_current_value.SetFile(value.str(), m_resolve, FileSpec::Style::native);
80 m_data_mod_time = llvm::sys::TimePoint<>();
83 error.SetErrorString("invalid value string");
87 case eVarSetOperationInsertBefore:
88 case eVarSetOperationInsertAfter:
89 case eVarSetOperationRemove:
90 case eVarSetOperationAppend:
91 case eVarSetOperationInvalid:
92 error = OptionValue::SetValueFromString(value, op);
98 lldb::OptionValueSP OptionValueFileSpec::DeepCopy() const {
99 return OptionValueSP(new OptionValueFileSpec(*this));
102 size_t OptionValueFileSpec::AutoComplete(CommandInterpreter &interpreter,
103 CompletionRequest &request) {
104 request.SetWordComplete(false);
105 CommandCompletions::InvokeCommonCompletionCallbacks(
106 interpreter, m_completion_mask, request, nullptr);
107 return request.GetNumberOfMatches();
110 const lldb::DataBufferSP &OptionValueFileSpec::GetFileContents() {
111 if (m_current_value) {
112 const auto file_mod_time = FileSystem::GetModificationTime(m_current_value);
113 if (m_data_sp && m_data_mod_time == file_mod_time)
115 m_data_sp = DataBufferLLVM::CreateFromPath(m_current_value.GetPath());
116 m_data_mod_time = file_mod_time;