contrib/llvm/tools/lldb/tools/lldb-mi/MICmdCmdSupportList.cpp

   1 //===-- MICmdCmdSupportList.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 // Overview:    CMICmdCmdSupportListFeatures            implementation.
  11
  12 // In-house headers:
  13 #include "MICmdCmdSupportList.h"
  14 #include "MICmnMIResultRecord.h"
  15 #include "MICmnMIValueConst.h"
  16 #include "MICmnMIValueList.h"
  17
  18 //++
  19 //------------------------------------------------------------------------------------
  20 // Details: CMICmdCmdSupportListFeatures constructor.
  21 // Type:    Method.
  22 // Args:    None.
  23 // Return:  None.
  24 // Throws:  None.
  25 //--
  26 CMICmdCmdSupportListFeatures::CMICmdCmdSupportListFeatures() {
  27   // Command factory matches this name with that received from the stdin stream
  28   m_strMiCmd = "list-features";
  29
  30   // Required by the CMICmdFactory when registering *this command
  31   m_pSelfCreatorFn = &CMICmdCmdSupportListFeatures::CreateSelf;
  32 }
  33
  34 //++
  35 //------------------------------------------------------------------------------------
  36 // Details: CMICmdCmdSupportListFeatures destructor.
  37 // Type:    Overrideable.
  38 // Args:    None.
  39 // Return:  None.
  40 // Throws:  None.
  41 //--
  42 CMICmdCmdSupportListFeatures::~CMICmdCmdSupportListFeatures() {}
  43
  44 //++
  45 //------------------------------------------------------------------------------------
  46 // Details: The invoker requires this function. The command does work in this
  47 // function.
  48 //          The command is likely to communicate with the LLDB SBDebugger in
  49 //          here.
  50 // Type:    Overridden.
  51 // Args:    None.
  52 // Return:  MIstatus::success - Functional succeeded.
  53 //          MIstatus::failure - Functional failed.
  54 // Throws:  None.
  55 //--
  56 bool CMICmdCmdSupportListFeatures::Execute() {
  57   // Do nothing
  58
  59   return MIstatus::success;
  60 }
  61
  62 //++
  63 //------------------------------------------------------------------------------------
  64 // Details: The invoker requires this function. The command prepares a MI Record
  65 // Result
  66 //          for the work carried out in the Execute().
  67 // Type:    Overridden.
  68 // Args:    None.
  69 // Return:  MIstatus::success - Functional succeeded.
  70 //          MIstatus::failure - Functional failed.
  71 // Throws:  None.
  72 //--
  73 bool CMICmdCmdSupportListFeatures::Acknowledge() {
  74   // Declare supported features here
  75   const CMICmnMIValueConst miValueConst1("data-read-memory-bytes");
  76   const CMICmnMIValueConst miValueConst2("exec-run-start-option");
  77   // Some features may depend on host and/or target, decide what to add below
  78   CMICmnMIValueList miValueList(true);
  79   miValueList.Add(miValueConst1);
  80   miValueList.Add(miValueConst2);
  81   const CMICmnMIValueResult miValueResult("features", miValueList);
  82   const CMICmnMIResultRecord miRecordResult(
  83       m_cmdData.strMiCmdToken, CMICmnMIResultRecord::eResultClass_Done,
  84       miValueResult);
  85   m_miResultRecord = miRecordResult;
  86
  87   return MIstatus::success;
  88 }
  89
  90 //++
  91 //------------------------------------------------------------------------------------
  92 // Details: Required by the CMICmdFactory when registering *this command. The
  93 // factory
  94 //          calls this function to create an instance of *this command.
  95 // Type:    Static method.
  96 // Args:    None.
  97 // Return:  CMICmdBase * - Pointer to a new command.
  98 // Throws:  None.
  99 //--
 100 CMICmdBase *CMICmdCmdSupportListFeatures::CreateSelf() {
 101   return new CMICmdCmdSupportListFeatures();
 102 }