contrib/llvm/tools/lldb/source/Interpreter/OptionGroupOutputFile.cpp

   1 //===-- OptionGroupOutputFile.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/OptionGroupOutputFile.h"
  11
  12 // C Includes
  13 // C++ Includes
  14 // Other libraries and framework includes
  15 // Project includes
  16 #include "lldb/Host/OptionParser.h"
  17
  18 using namespace lldb;
  19 using namespace lldb_private;
  20
  21 OptionGroupOutputFile::OptionGroupOutputFile()
  22     : m_file(), m_append(false, false) {}
  23
  24 OptionGroupOutputFile::~OptionGroupOutputFile() {}
  25
  26 static const uint32_t SHORT_OPTION_APND = 0x61706e64; // 'apnd'
  27
  28 static OptionDefinition g_option_table[] = {
  29     {LLDB_OPT_SET_1, false, "outfile", 'o', OptionParser::eRequiredArgument,
  30      nullptr, nullptr, 0, eArgTypeFilename,
  31      "Specify a path for capturing command output."},
  32     {LLDB_OPT_SET_1, false, "append-outfile", SHORT_OPTION_APND,
  33      OptionParser::eNoArgument, nullptr, nullptr, 0, eArgTypeNone,
  34      "Append to the file specified with '--outfile <path>'."},
  35 };
  36
  37 llvm::ArrayRef<OptionDefinition> OptionGroupOutputFile::GetDefinitions() {
  38   return llvm::makeArrayRef(g_option_table);
  39 }
  40
  41 Status
  42 OptionGroupOutputFile::SetOptionValue(uint32_t option_idx,
  43                                       llvm::StringRef option_arg,
  44                                       ExecutionContext *execution_context) {
  45   Status error;
  46   const int short_option = g_option_table[option_idx].short_option;
  47
  48   switch (short_option) {
  49   case 'o':
  50     error = m_file.SetValueFromString(option_arg);
  51     break;
  52
  53   case SHORT_OPTION_APND:
  54     m_append.SetCurrentValue(true);
  55     break;
  56
  57   default:
  58     error.SetErrorStringWithFormat("unrecognized option '%c'", short_option);
  59     break;
  60   }
  61
  62   return error;
  63 }
  64
  65 void OptionGroupOutputFile::OptionParsingStarting(
  66     ExecutionContext *execution_context) {
  67   m_file.Clear();
  68   m_append.Clear();
  69 }