llvm-project/lldb/tools/lldb-mi/MICmdCmdFile.cpp

191 lines
7.0 KiB
C++

//===-- MICmdCmdFile.cpp ----------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//++
// File: MICmdCmdFile.cpp
//
// Overview: CMICmdCmdFileExecAndSymbols 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/SBStream.h"
// In-house headers:
#include "MICmdCmdFile.h"
#include "MICmnMIResultRecord.h"
#include "MICmnLLDBDebugger.h"
#include "MICmnLLDBDebugSessionInfo.h"
#include "MIUtilFileStd.h"
#include "MICmdArgValFile.h"
#include "MICmdArgValOptionLong.h"
//++ ------------------------------------------------------------------------------------
// Details: CMICmdCmdFileExecAndSymbols constructor.
// Type: Method.
// Args: None.
// Return: None.
// Throws: None.
//--
CMICmdCmdFileExecAndSymbols::CMICmdCmdFileExecAndSymbols(void)
: m_constStrArgNameFile("file")
, m_constStrArgThreadGrp("thread-group")
{
// Command factory matches this name with that received from the stdin stream
m_strMiCmd = "file-exec-and-symbols";
// Required by the CMICmdFactory when registering *this command
m_pSelfCreatorFn = &CMICmdCmdFileExecAndSymbols::CreateSelf;
}
//++ ------------------------------------------------------------------------------------
// Details: CMICmdCmdFileExecAndSymbols destructor.
// Type: Overrideable.
// Args: None.
// Return: None.
// Throws: None.
//--
CMICmdCmdFileExecAndSymbols::~CMICmdCmdFileExecAndSymbols(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
CMICmdCmdFileExecAndSymbols::ParseArgs(void)
{
bool bOk = m_setCmdArgs.Add(
*(new CMICmdArgValOptionLong(m_constStrArgThreadGrp, false, false, CMICmdArgValListBase::eArgValType_ThreadGrp, 1)));
bOk = 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: -file-exec-and-symbols file
// Ref: http://sourceware.org/gdb/onlinedocs/gdb/GDB_002fMI-File-Commands.html#GDB_002fMI-File-Commands
// Type: Overridden.
// Args: None.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool
CMICmdCmdFileExecAndSymbols::Execute(void)
{
CMICMDBASE_GETOPTION(pArgNamedFile, File, m_constStrArgNameFile);
CMICmdArgValFile *pArgFile = static_cast<CMICmdArgValFile *>(pArgNamedFile);
const CMIUtilString &strExeFilePath(pArgFile->GetValue());
CMICmnLLDBDebugSessionInfo &rSessionInfo(CMICmnLLDBDebugSessionInfo::Instance());
lldb::SBDebugger &rDbgr = rSessionInfo.GetDebugger();
lldb::SBError error;
const MIchar *pTargetTriple = nullptr; // Let LLDB discover the triple required
const MIchar *pTargetPlatformName = "";
const bool bAddDepModules = false;
lldb::SBTarget target = rDbgr.CreateTarget(strExeFilePath.c_str(), pTargetTriple, pTargetPlatformName, bAddDepModules, error);
CMIUtilString strWkDir;
const CMIUtilString &rStrKeyWkDir(rSessionInfo.m_constStrSharedDataKeyWkDir);
if (!rSessionInfo.SharedDataRetrieve<CMIUtilString>(rStrKeyWkDir, strWkDir))
{
strWkDir = CMIUtilFileStd().StripOffFileName(strExeFilePath);
if (!rSessionInfo.SharedDataAdd<CMIUtilString>(rStrKeyWkDir, strWkDir))
{
SetError(CMIUtilString::Format(MIRSRC(IDS_DBGSESSION_ERR_SHARED_DATA_ADD), m_cmdData.strMiCmd.c_str(), rStrKeyWkDir.c_str()));
return MIstatus::failure;
}
}
if (!rDbgr.SetCurrentPlatformSDKRoot(strWkDir.c_str()))
{
SetError(CMIUtilString::Format(MIRSRC(IDS_CMD_ERR_FNFAILED), m_cmdData.strMiCmd.c_str(), "SetCurrentPlatformSDKRoot()"));
return MIstatus::failure;
}
lldb::SBStream err;
if (error.Fail())
{
const bool bOk = error.GetDescription(err);
MIunused(bOk);
}
if (!target.IsValid())
{
SetError(
CMIUtilString::Format(MIRSRC(IDS_CMD_ERR_INVALID_TARGET), m_cmdData.strMiCmd.c_str(), strExeFilePath.c_str(), err.GetData()));
return MIstatus::failure;
}
if (error.Fail())
{
SetError(CMIUtilString::Format(MIRSRC(IDS_CMD_ERR_CREATE_TARGET), m_cmdData.strMiCmd.c_str(), err.GetData()));
return MIstatus::failure;
}
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
CMICmdCmdFileExecAndSymbols::Acknowledge(void)
{
const CMICmnMIResultRecord miRecordResult(m_cmdData.strMiCmdToken, CMICmnMIResultRecord::eResultClass_Done);
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 *
CMICmdCmdFileExecAndSymbols::CreateSelf(void)
{
return new CMICmdCmdFileExecAndSymbols();
}
//++ ------------------------------------------------------------------------------------
// Details: If the MI Driver is not operating via a client i.e. Eclipse but say operating
// on a executable passed in as a argument to the drive then what should the driver
// do on a command failing? Either continue operating or exit the application.
// Override this function where a command failure cannot allow the driver to
// continue operating.
// Type: Overridden.
// Args: None.
// Return: bool - True = Fatal if command fails, false = can continue if command fails.
// Throws: None.
//--
bool
CMICmdCmdFileExecAndSymbols::GetExitAppOnCommandFailure(void) const
{
return true;
}