lldb/source/Interpreter/OptionGroupMemoryTag.cpp

   1 //===-- OptionGroupMemoryTag.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/OptionGroupMemoryTag.h"
  10
  11 #include "lldb/Host/OptionParser.h"
  12
  13 using namespace lldb;
  14 using namespace lldb_private;
  15
  16 static const uint32_t SHORT_OPTION_SHOW_TAGS = 0x54414753; // 'tags'
  17
  18 OptionGroupMemoryTag::OptionGroupMemoryTag(bool note_binary /*=false*/)
  19     : m_show_tags(false, false), m_option_definition{
  20                                      LLDB_OPT_SET_1,
  21                                      false,
  22                                      "show-tags",
  23                                      SHORT_OPTION_SHOW_TAGS,
  24                                      OptionParser::eNoArgument,
  25                                      nullptr,
  26                                      {},
  27                                      0,
  28                                      eArgTypeNone,
  29                                      note_binary
  30                                          ? "Include memory tags in output "
  31                                            "(does not apply to binary output)."
  32                                          : "Include memory tags in output."} {}
  33
  34 llvm::ArrayRef<OptionDefinition> OptionGroupMemoryTag::GetDefinitions() {
  35   return llvm::ArrayRef(m_option_definition);
  36 }
  37
  38 Status
  39 OptionGroupMemoryTag::SetOptionValue(uint32_t option_idx,
  40                                      llvm::StringRef option_arg,
  41                                      ExecutionContext *execution_context) {
  42   assert(option_idx == 0 && "Only one option in memory tag group!");
  43
  44   switch (m_option_definition.short_option) {
  45   case SHORT_OPTION_SHOW_TAGS:
  46     m_show_tags.SetCurrentValue(true);
  47     m_show_tags.SetOptionWasSet();
  48     break;
  49
  50   default:
  51     llvm_unreachable("Unimplemented option");
  52   }
  53
  54   return {};
  55 }
  56
  57 void OptionGroupMemoryTag::OptionParsingStarting(
  58     ExecutionContext *execution_context) {
  59   m_show_tags.Clear();
  60 }