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//===-- MICmdCmdSymbol.cpp --------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// Overview: CMICmdCmdSymbolListLines implementation.
// Third Party Headers:
#include "lldb/API/SBCommandInterpreter.h"
// In-house headers:
#include "MICmdArgValFile.h"
#include "MICmdCmdSymbol.h"
#include "MICmnLLDBDebugSessionInfo.h"
#include "MICmnMIResultRecord.h"
#include "MICmnMIValueList.h"
#include "MICmnMIValueTuple.h"
//++ ------------------------------------------------------------------------------------
// Details: CMICmdCmdSymbolListLines constructor.
// Type: Method.
// Args: None.
// Return: None.
// Throws: None.
//--
CMICmdCmdSymbolListLines::CMICmdCmdSymbolListLines(void)
: m_constStrArgNameFile("file")
{
// Command factory matches this name with that received from the stdin stream
m_strMiCmd = "symbol-list-lines";
// Required by the CMICmdFactory when registering *this command
m_pSelfCreatorFn = &CMICmdCmdSymbolListLines::CreateSelf;
}
//++ ------------------------------------------------------------------------------------
// Details: CMICmdCmdSymbolListLines destructor.
// Type: Overrideable.
// Args: None.
// Return: None.
// Throws: None.
//--
CMICmdCmdSymbolListLines::~CMICmdCmdSymbolListLines(void)
{
}
//++ ------------------------------------------------------------------------------------
// 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
CMICmdCmdSymbolListLines::ParseArgs(void)
{
bool bOk = m_setCmdArgs.Add(*(new CMICmdArgValFile(m_constStrArgNameFile, true, 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.
// Synopsis: -symbol-list-lines file
// Ref: http://sourceware.org/gdb/onlinedocs/gdb/GDB_002fMI-Symbol-Query.html#GDB_002fMI-Symbol-Query
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool
CMICmdCmdSymbolListLines::Execute(void)
{
CMICMDBASE_GETOPTION(pArgFile, File, m_constStrArgNameFile);
const CMIUtilString &strFilePath(pArgFile->GetValue());
const CMIUtilString strCmd(CMIUtilString::Format("target modules dump line-table \"%s\"", strFilePath.AddSlashes().c_str()));
CMICmnLLDBDebugSessionInfo &rSessionInfo(CMICmnLLDBDebugSessionInfo::Instance());
const lldb::ReturnStatus rtn = rSessionInfo.GetDebugger().GetCommandInterpreter().HandleCommand(strCmd.c_str(), m_lldbResult);
MIunused(rtn);
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
CMICmdCmdSymbolListLines::Acknowledge(void)
{
if (m_lldbResult.GetErrorSize() > 0)
{
const MIchar *pLldbErr = m_lldbResult.GetError();
const CMIUtilString strMsg(CMIUtilString(pLldbErr).StripCRAll());
const CMICmnMIValueConst miValueConst(strMsg);
const CMICmnMIValueResult miValueResult("message", miValueConst);
const CMICmnMIResultRecord miRecordResult(m_cmdData.strMiCmdToken, CMICmnMIResultRecord::eResultClass_Error, miValueResult);
m_miResultRecord = miRecordResult;
}
else
{
CMIUtilString::VecString_t vecLines;
const CMIUtilString strLldbMsg(m_lldbResult.GetOutput());
const MIuint nLines(strLldbMsg.SplitLines(vecLines));
CMICmnMIValueList miValueList(true);
for (MIuint i = 1; i < nLines; ++i)
{
// String looks like:
// 0x0000000100000e70: /path/to/file:3[:4]
const CMIUtilString &rLine(vecLines[i]);
// 0x0000000100000e70: /path/to/file:3[:4]
// ^^^^^^^^^^^^^^^^^^ -- pc
const MIuint nAddrEndPos = rLine.find(':');
const CMIUtilString strAddr(rLine.substr(0, nAddrEndPos).c_str());
const CMICmnMIValueConst miValueConst(strAddr);
const CMICmnMIValueResult miValueResult("pc", miValueConst);
CMICmnMIValueTuple miValueTuple(miValueResult);
// 0x0000000100000e70: /path/to/file:3[:4]
// ^ -- line
const MIuint nLineOrColumnStartPos = rLine.rfind(':');
const CMIUtilString strLineOrColumn(rLine.substr(nLineOrColumnStartPos + 1).c_str());
const MIuint nPathOrLineStartPos = rLine.rfind(':', nLineOrColumnStartPos - 1);
const MIuint nPathOrLineLen = nLineOrColumnStartPos - nPathOrLineStartPos - 1;
const CMIUtilString strPathOrLine(rLine.substr(nPathOrLineStartPos + 1, nPathOrLineLen).c_str());
const CMIUtilString strLine(strPathOrLine.IsNumber() ? strPathOrLine : strLineOrColumn);
const CMICmnMIValueConst miValueConst2(strLine);
const CMICmnMIValueResult miValueResult2("line", miValueConst2);
bool bOk = miValueTuple.Add(miValueResult2);
bOk = bOk && miValueList.Add(miValueTuple);
if (!bOk)
return MIstatus::failure;
}
// MI print "%s^done,lines=[{pc=\"%d\",line=\"%d\"}...]"
const CMICmnMIValueResult miValueResult("lines", 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 *
CMICmdCmdSymbolListLines::CreateSelf(void)
{
return new CMICmdCmdSymbolListLines();
}
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