1//===-- OptionValueFileSpec.cpp -------------------------------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#include "lldb/Interpreter/OptionValueFileSpec.h"
10
11#include "lldb/DataFormatters/FormatManager.h"
12#include "lldb/Host/FileSystem.h"
13#include "lldb/Interpreter/CommandCompletions.h"
14#include "lldb/Interpreter/CommandInterpreter.h"
15#include "lldb/Utility/Args.h"
16#include "lldb/Utility/State.h"
17
18using namespace lldb;
19using namespace lldb_private;
20
21OptionValueFileSpec::OptionValueFileSpec(bool resolve) : m_resolve(resolve) {}
22
23OptionValueFileSpec::OptionValueFileSpec(const FileSpec &value, bool resolve)
24 : m_current_value(value), m_default_value(value),
25
26 m_resolve(resolve) {}
27
28OptionValueFileSpec::OptionValueFileSpec(const FileSpec &current_value,
29 const FileSpec &default_value,
30 bool resolve)
31 : m_current_value(current_value), m_default_value(default_value),
32
33 m_resolve(resolve) {}
34
35void OptionValueFileSpec::DumpValue(const ExecutionContext *exe_ctx,
36 Stream &strm, uint32_t dump_mask) {
37 if (dump_mask & eDumpOptionType)
38 strm.Printf(format: "(%s)", GetTypeAsCString());
39 if (dump_mask & eDumpOptionValue) {
40 if (dump_mask & eDumpOptionType)
41 strm.PutCString(cstr: " = ");
42
43 if (m_current_value) {
44 strm << '"' << m_current_value.GetPath().c_str() << '"';
45 }
46 }
47}
48
49Status OptionValueFileSpec::SetValueFromString(llvm::StringRef value,
50 VarSetOperationType op) {
51 Status error;
52 switch (op) {
53 case eVarSetOperationClear:
54 Clear();
55 NotifyValueChanged();
56 break;
57
58 case eVarSetOperationReplace:
59 case eVarSetOperationAssign:
60 if (value.size() > 0) {
61 value = value.trim(Chars: "\"' \t");
62 m_value_was_set = true;
63 m_current_value.SetFile(path: value.str(), style: FileSpec::Style::native);
64 if (m_resolve)
65 FileSystem::Instance().Resolve(file_spec&: m_current_value);
66 m_data_sp.reset();
67 m_data_mod_time = llvm::sys::TimePoint<>();
68 NotifyValueChanged();
69 } else {
70 error = Status::FromErrorString(str: "invalid value string");
71 }
72 break;
73
74 case eVarSetOperationInsertBefore:
75 case eVarSetOperationInsertAfter:
76 case eVarSetOperationRemove:
77 case eVarSetOperationAppend:
78 case eVarSetOperationInvalid:
79 error = OptionValue::SetValueFromString(value, op);
80 break;
81 }
82 return error;
83}
84
85void OptionValueFileSpec::AutoComplete(CommandInterpreter &interpreter,
86 CompletionRequest &request) {
87 lldb_private::CommandCompletions::InvokeCommonCompletionCallbacks(
88 interpreter, completion_mask: m_completion_mask, request, searcher: nullptr);
89}
90
91const lldb::DataBufferSP &OptionValueFileSpec::GetFileContents() {
92 if (m_current_value) {
93 const auto file_mod_time = FileSystem::Instance().GetModificationTime(file_spec: m_current_value);
94 if (m_data_sp && m_data_mod_time == file_mod_time)
95 return m_data_sp;
96 m_data_sp =
97 FileSystem::Instance().CreateDataBuffer(path: m_current_value.GetPath());
98 m_data_mod_time = file_mod_time;
99 }
100 return m_data_sp;
101}
102

source code of lldb/source/Interpreter/OptionValueFileSpec.cpp