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//===-- MICmdCmdThread.cpp --------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//++
// File: MICmdCmdThread.cpp
//
// Overview: CMICmdCmdThreadInfo implementation.
//
// Environment: Compilers: Visual C++ 12.
// gcc (Ubuntu/Linaro 4.8.1-10ubuntu9) 4.8.1
// Libraries: See MIReadmetxt.
//
// Copyright: None.
//--
// Third Party Headers:
#include <lldb/API/SBBreakpointLocation.h>
#include <lldb/API/SBThread.h>
// In-house headers:
#include "MICmdCmdThread.h"
#include "MICmnMIResultRecord.h"
#include "MICmnMIValueConst.h"
#include "MICmnLLDBDebugger.h"
#include "MICmnLLDBDebugSessionInfo.h"
#include "MICmdArgValNumber.h"
//++ ------------------------------------------------------------------------------------
// Details: CMICmdCmdThreadInfo constructor.
// Type: Method.
// Args: None.
// Return: None.
// Throws: None.
//--
CMICmdCmdThreadInfo::CMICmdCmdThreadInfo( void )
: m_bSingleThread( false )
, m_bThreadInvalid( true )
, m_constStrArgNamedThreadId( "thread-id" )
{
// Command factory matches this name with that received from the stdin stream
m_strMiCmd = "thread-info";
// Required by the CMICmdFactory when registering *this command
m_pSelfCreatorFn = &CMICmdCmdThreadInfo::CreateSelf;
}
//++ ------------------------------------------------------------------------------------
// Details: CMICmdCmdThreadInfo destructor.
// Type: Overrideable.
// Args: None.
// Return: None.
// Throws: None.
//--
CMICmdCmdThreadInfo::~CMICmdCmdThreadInfo( void )
{
m_vecMIValueTuple.clear();
}
//++ ------------------------------------------------------------------------------------
// Details: The invoker requires this function. The parses the command line options
// arguments to extract values for each of those arguments.
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool CMICmdCmdThreadInfo::ParseArgs( void )
{
bool bOk = m_setCmdArgs.Add( *(new CMICmdArgValNumber( m_constStrArgNamedThreadId, false, true )) );
return (bOk && ParseValidateCmdOptions() );
}
//++ ------------------------------------------------------------------------------------
// Details: The invoker requires this function. The command does work in this function.
// The command is likely to communicate with the LLDB SBDebugger in here.
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool CMICmdCmdThreadInfo::Execute( void )
{
CMICMDBASE_GETOPTION( pArgThreadId, Number, m_constStrArgNamedThreadId );
MIuint nThreadId = 0;
if( pArgThreadId->GetFound() && pArgThreadId->GetValid() )
{
m_bSingleThread = true;
nThreadId = static_cast< MIuint >( pArgThreadId->GetValue() );
}
CMICmnLLDBDebugSessionInfo & rSessionInfo( CMICmnLLDBDebugSessionInfo::Instance() );
lldb::SBProcess & rProcess = rSessionInfo.m_lldbProcess;
lldb::SBThread thread = rProcess.GetSelectedThread();
if( m_bSingleThread )
{
thread = rProcess.GetThreadByIndexID( nThreadId );
m_bThreadInvalid = thread.IsValid();
if( !m_bThreadInvalid )
return MIstatus::success;
CMICmnMIValueTuple miTuple;
if( !rSessionInfo.MIResponseFormThreadInfo3( m_cmdData, thread, miTuple ) )
return MIstatus::failure;
m_miValueTupleThread = miTuple;
return MIstatus::success;
}
// Multiple threads
m_vecMIValueTuple.clear();
const MIuint nThreads = rProcess.GetNumThreads();
for( MIuint i = 0; i < nThreads; i++ )
{
lldb::SBThread thread = rProcess.GetThreadAtIndex( i );
if( thread.IsValid() )
{
CMICmnMIValueTuple miTuple;
if( !rSessionInfo.MIResponseFormThreadInfo3( m_cmdData, thread, miTuple ) )
return MIstatus::failure;
m_vecMIValueTuple.push_back( miTuple );
}
}
return MIstatus::success;
}
//++ ------------------------------------------------------------------------------------
// Details: The invoker requires this function. The command prepares a MI Record Result
// for the work carried out in the Execute().
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool CMICmdCmdThreadInfo::Acknowledge( void )
{
if( m_bSingleThread )
{
if( !m_bThreadInvalid )
{
const CMICmnMIValueConst miValueConst( "invalid thread id" );
const CMICmnMIValueResult miValueResult( "msg", miValueConst );
const CMICmnMIResultRecord miRecordResult( m_cmdData.strMiCmdToken, CMICmnMIResultRecord::eResultClass_Error, miValueResult );
m_miResultRecord = miRecordResult;
return MIstatus::success;
}
// MI print "%s^done,threads=[{id=\"%d\",target-id=\"%s\",frame={},state=\"%s\"}]
const CMICmnMIValueList miValueList( m_miValueTupleThread );
const CMICmnMIValueResult miValueResult( "threads", miValueList );
const CMICmnMIResultRecord miRecordResult( m_cmdData.strMiCmdToken, CMICmnMIResultRecord::eResultClass_Done, miValueResult );
m_miResultRecord = miRecordResult;
return MIstatus::success;
}
// Build up a list of thread information from tuples
VecMIValueTuple_t::const_iterator it = m_vecMIValueTuple.begin();
if( it == m_vecMIValueTuple.end() )
{
const CMICmnMIValueConst miValueConst( "[]" );
const CMICmnMIValueResult miValueResult( "threads", miValueConst );
const CMICmnMIResultRecord miRecordResult( m_cmdData.strMiCmdToken, CMICmnMIResultRecord::eResultClass_Done, miValueResult );
m_miResultRecord = miRecordResult;
return MIstatus::success;
}
CMICmnMIValueList miValueList( *it );
++it;
while( it != m_vecMIValueTuple.end() )
{
const CMICmnMIValueTuple & rTuple( *it );
miValueList.Add( rTuple );
// Next
++it;
}
const CMICmnMIValueResult miValueResult( "threads", miValueList );
const CMICmnMIResultRecord miRecordResult( m_cmdData.strMiCmdToken, CMICmnMIResultRecord::eResultClass_Done, miValueResult );
m_miResultRecord = miRecordResult;
return MIstatus::success;
}
//++ ------------------------------------------------------------------------------------
// Details: Required by the CMICmdFactory when registering *this command. The factory
// calls this function to create an instance of *this command.
// Type: Static method.
// Args: None.
// Return: CMICmdBase * - Pointer to a new command.
// Throws: None.
//--
CMICmdBase * CMICmdCmdThreadInfo::CreateSelf( void )
{
return new CMICmdCmdThreadInfo();
}
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