forked from OSchip/llvm-project
261 lines
9.4 KiB
C++
261 lines
9.4 KiB
C++
//===-- MICmdCmdGdbSet.cpp ------- -------------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//++
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// File: MICmdCmdGdbSet.cpp
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//
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// Overview: CMICmdCmdGdbSet implementation.
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//
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// Environment: Compilers: Visual C++ 12.
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// gcc (Ubuntu/Linaro 4.8.1-10ubuntu9) 4.8.1
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// Libraries: See MIReadmetxt.
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//
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// Copyright: None.
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//--
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// In-house headers:
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#include "MICmdCmdGdbSet.h"
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#include "MICmnMIResultRecord.h"
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#include "MICmnMIValueConst.h"
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#include "MICmdArgValString.h"
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#include "MICmdArgValListOfN.h"
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#include "MICmdArgValOptionLong.h"
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#include "MICmnLLDBDebugSessionInfo.h"
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// Instantiations:
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const CMICmdCmdGdbSet::MapGdbOptionNameToFnGdbOptionPtr_t CMICmdCmdGdbSet::ms_mapGdbOptionNameToFnGdbOptionPtr =
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{
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// { "target-async", &CMICmdCmdGdbSet::OptionFnTargetAsync }, // Example code if need to implement GDB set other options
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// { "auto-solib-add", &CMICmdCmdGdbSet::OptionFnAutoSolibAdd }, // Example code if need to implement GDB set other options
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{ "solib-search-path", &CMICmdCmdGdbSet::OptionFnSolibSearchPath },
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{ "fallback", &CMICmdCmdGdbSet::OptionFnFallback }
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};
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//++ ------------------------------------------------------------------------------------
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// Details: CMICmdCmdGdbSet constructor.
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// Type: Method.
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// Args: None.
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// Return: None.
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// Throws: None.
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//--
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CMICmdCmdGdbSet::CMICmdCmdGdbSet( void )
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: m_constStrArgNamedThreadGrp( "thread-group" )
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, m_constStrArgNamedGdbOption( "option" )
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, m_bGdbOptionRecognised( true )
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, m_bGdbOptionFnSuccessful( false )
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, m_bGbbOptionFnHasError( false )
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, m_strGdbOptionFnError( MIRSRC( IDS_WORD_ERR_MSG_NOT_IMPLEMENTED_BRKTS ) )
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{
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// Command factory matches this name with that received from the stdin stream
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m_strMiCmd = "gdb-set";
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// Required by the CMICmdFactory when registering *this command
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m_pSelfCreatorFn = &CMICmdCmdGdbSet::CreateSelf;
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}
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//++ ------------------------------------------------------------------------------------
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// Details: CMICmdCmdGdbSet destructor.
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// Type: Overrideable.
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// Args: None.
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// Return: None.
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// Throws: None.
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//--
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CMICmdCmdGdbSet::~CMICmdCmdGdbSet( void )
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{
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}
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//++ ------------------------------------------------------------------------------------
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// Details: The invoker requires this function. The parses the command line options
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// arguments to extract values for each of those arguments.
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// Type: Overridden.
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// Args: None.
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// Return: MIstatus::success - Functional succeeded.
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// MIstatus::failure - Functional failed.
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// Throws: None.
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//--
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bool CMICmdCmdGdbSet::ParseArgs( void )
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{
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bool bOk = m_setCmdArgs.Add( *(new CMICmdArgValOptionLong( m_constStrArgNamedThreadGrp, false, false, CMICmdArgValListBase::eArgValType_ThreadGrp, 1 ) ) );
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bOk = bOk && m_setCmdArgs.Add( *(new CMICmdArgValListOfN( m_constStrArgNamedGdbOption, true, true, CMICmdArgValListBase::eArgValType_StringAnything ) ) );
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return (bOk && ParseValidateCmdOptions() );
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}
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//++ ------------------------------------------------------------------------------------
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// Details: The invoker requires this function. The command does work in this function.
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// The command is likely to communicate with the LLDB SBDebugger in here.
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// Type: Overridden.
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// Args: None.
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// Return: MIstatus::success - Functional succeeded.
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// MIstatus::failure - Functional failed.
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// Throws: None.
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//--
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bool CMICmdCmdGdbSet::Execute( void )
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{
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CMICMDBASE_GETOPTION( pArgGdbOption, ListOfN, m_constStrArgNamedGdbOption );
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const CMICmdArgValListBase::VecArgObjPtr_t & rVecWords( pArgGdbOption->GetExpectedOptions() );
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// Get the gdb-set option to carry out
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CMICmdArgValListBase::VecArgObjPtr_t::const_iterator it = rVecWords.begin();
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const CMICmdArgValString * pOption = static_cast< const CMICmdArgValString * >( *it );
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const CMIUtilString strOption( pOption->GetValue() );
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++it;
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// Retrieve the parameter(s) for the option
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CMIUtilString::VecString_t vecWords;
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while( it != rVecWords.end() )
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{
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const CMICmdArgValString * pWord = static_cast< const CMICmdArgValString * >( *it );
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vecWords.push_back( pWord->GetValue() );
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// Next
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++it;
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}
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FnGdbOptionPtr pPrintRequestFn = nullptr;
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if( !GetOptionFn( strOption, pPrintRequestFn ) )
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{
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// For unimplemented option handlers, fallback on a generic handler
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// ToDo: Remove this when ALL options have been implemented
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if( !GetOptionFn( "fallback", pPrintRequestFn ) )
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{
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m_bGdbOptionRecognised = false;
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m_strGdbOptionName = "fallback"; // This would be the strOption name
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return MIstatus::success;
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}
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}
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m_bGdbOptionFnSuccessful = (this->*(pPrintRequestFn))( vecWords );
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if( !m_bGdbOptionFnSuccessful && !m_bGbbOptionFnHasError )
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return MIstatus::failure;
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return MIstatus::success;
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}
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//++ ------------------------------------------------------------------------------------
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// Details: The invoker requires this function. The command prepares a MI Record Result
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// for the work carried out in the Execute().
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// Type: Overridden.
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// Args: None.
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// Return: MIstatus::success - Functional succeeded.
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// MIstatus::failure - Functional failed.
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// Throws: None.
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//--
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bool CMICmdCmdGdbSet::Acknowledge( void )
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{
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if( !m_bGdbOptionRecognised )
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{
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const CMICmnMIValueConst miValueConst( CMIUtilString::Format( MIRSRC( IDS_CMD_ERR_INFO_PRINTFN_NOT_FOUND ), m_strGdbOptionName.c_str() ) );
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const CMICmnMIValueResult miValueResult( "msg", miValueConst );
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const CMICmnMIResultRecord miRecordResult( m_cmdData.strMiCmdToken, CMICmnMIResultRecord::eResultClass_Error, miValueResult );
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m_miResultRecord = miRecordResult;
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return MIstatus::success;
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}
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if( m_bGdbOptionFnSuccessful )
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{
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const CMICmnMIResultRecord miRecordResult( m_cmdData.strMiCmdToken, CMICmnMIResultRecord::eResultClass_Done );
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m_miResultRecord = miRecordResult;
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return MIstatus::success;
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}
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const CMICmnMIValueConst miValueConst( CMIUtilString::Format( MIRSRC( IDS_CMD_ERR_INFO_PRINTFN_FAILED ), m_strGdbOptionFnError.c_str() ) );
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const CMICmnMIValueResult miValueResult( "msg", miValueConst );
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const CMICmnMIResultRecord miRecordResult( m_cmdData.strMiCmdToken, CMICmnMIResultRecord::eResultClass_Error, miValueResult );
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m_miResultRecord = miRecordResult;
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return MIstatus::success;
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}
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//++ ------------------------------------------------------------------------------------
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// Details: Required by the CMICmdFactory when registering *this command. The factory
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// calls this function to create an instance of *this command.
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// Type: Static method.
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// Args: None.
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// Return: CMICmdBase * - Pointer to a new command.
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// Throws: None.
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//--
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CMICmdBase * CMICmdCmdGdbSet::CreateSelf( void )
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{
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return new CMICmdCmdGdbSet();
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}
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//++ ------------------------------------------------------------------------------------
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// Details: Retrieve the print function's pointer for the matching print request.
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// Type: Method.
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// Args: vrPrintFnName - (R) The info requested.
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// vrwpFn - (W) The print function's pointer of the function to carry out
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// Return: bool - True = Print request is implemented, false = not found.
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// Throws: None.
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//--
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bool CMICmdCmdGdbSet::GetOptionFn( const CMIUtilString & vrPrintFnName, FnGdbOptionPtr & vrwpFn ) const
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{
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vrwpFn = nullptr;
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const MapGdbOptionNameToFnGdbOptionPtr_t::const_iterator it = ms_mapGdbOptionNameToFnGdbOptionPtr.find( vrPrintFnName );
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if( it != ms_mapGdbOptionNameToFnGdbOptionPtr.end() )
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{
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vrwpFn = (*it).second;
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return true;
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}
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return false;
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}
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//++ ------------------------------------------------------------------------------------
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// Details: Carry out work to complete the GDB set option 'solib-search-path' to prepare
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// and send back information asked for.
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// Type: Method.
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// Args: vrWords - (R) List of additional parameters used by this option.
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// Return: MIstatus::success - Functional succeeded.
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// MIstatus::failure - Functional failed.
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// Throws: None.
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//--
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bool CMICmdCmdGdbSet::OptionFnSolibSearchPath( const CMIUtilString::VecString_t & vrWords )
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{
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// Check we have at least one argument
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if( vrWords.size() < 1 )
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{
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m_bGbbOptionFnHasError = true;
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m_strGdbOptionFnError = MIRSRC( IDS_CMD_ERR_GDBSET_OPT_SOLIBSEARCHPATH );
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return MIstatus::failure;
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}
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const CMIUtilString & rStrValSolibPath( vrWords[ 0 ] );
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// Add 'solib-search-path' to the shared data list
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const CMIUtilString & rStrKeySolibPath( m_rLLDBDebugSessionInfo.m_constStrSharedDataSolibPath );
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if( !m_rLLDBDebugSessionInfo.SharedDataAdd< CMIUtilString >( rStrKeySolibPath, rStrValSolibPath ) )
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{
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m_bGbbOptionFnHasError = false;
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SetError( CMIUtilString::Format( MIRSRC( IDS_DBGSESSION_ERR_SHARED_DATA_ADD ), m_cmdData.strMiCmd.c_str(), rStrKeySolibPath.c_str() ) );
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return MIstatus::failure;
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}
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return MIstatus::success;
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}
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//++ ------------------------------------------------------------------------------------
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// Details: Carry out work to complete the GDB set option to prepare and send back information
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// asked for.
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// Type: Method.
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// Args: None.
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// Return: MIstatus::success - Functional succeeded.
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// MIstatus::failure - Functional failed.
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// Throws: None.
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//--
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bool CMICmdCmdGdbSet::OptionFnFallback( const CMIUtilString::VecString_t & vrWords )
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{
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MIunused( vrWords );
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// Do nothing - intentional. This is a fallback temporary action function to do nothing.
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// This allows the search for gdb-set options to always suceed when the option is not
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// found (implemented).
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return MIstatus::success;
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}
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