bool DoExecute(Args &args, CommandReturnObject &result) override {
    if (args.empty()) {
      Log::ListAllLogChannels(&result.GetOutputStream());
      result.SetStatus(eReturnStatusSuccessFinishResult);
    } else {
      for (auto &entry : args.entries()) {
        Log::Callbacks log_callbacks;

        if (Log::GetLogChannelCallbacks(ConstString(entry.ref),
                                        log_callbacks)) {
          log_callbacks.list_categories(&result.GetOutputStream());
          result.SetStatus(eReturnStatusSuccessFinishResult);
        } else if (entry.ref == "all") {
          Log::ListAllLogChannels(&result.GetOutputStream());
          result.SetStatus(eReturnStatusSuccessFinishResult);
        } else {
          LogChannelSP log_channel_sp(LogChannel::FindPlugin(entry.c_str()));
          if (log_channel_sp) {
            log_channel_sp->ListCategories(&result.GetOutputStream());
            result.SetStatus(eReturnStatusSuccessFinishNoResult);
          } else
            result.AppendErrorWithFormat("Invalid log channel '%s'.\n",
                                         entry.c_str());
        }
      }
    }
    return result.Succeeded();
  }
  bool DoExecute(Args &args, CommandReturnObject &result) override {
    result.SetStatus(eReturnStatusFailed);

    if (args.GetArgumentCount() == 1) {
      llvm::StringRef sub_command = args.GetArgumentAtIndex(0);

      if (sub_command.equals_lower("enable")) {
        Timer::SetDisplayDepth(UINT32_MAX);
        result.SetStatus(eReturnStatusSuccessFinishNoResult);
      } else if (sub_command.equals_lower("disable")) {
        Timer::DumpCategoryTimes(&result.GetOutputStream());
        Timer::SetDisplayDepth(0);
        result.SetStatus(eReturnStatusSuccessFinishResult);
      } else if (sub_command.equals_lower("dump")) {
        Timer::DumpCategoryTimes(&result.GetOutputStream());
        result.SetStatus(eReturnStatusSuccessFinishResult);
      } else if (sub_command.equals_lower("reset")) {
        Timer::ResetCategoryTimes();
        result.SetStatus(eReturnStatusSuccessFinishResult);
      }
    } else if (args.GetArgumentCount() == 2) {
      llvm::StringRef sub_command = args.GetArgumentAtIndex(0);
      llvm::StringRef param = args.GetArgumentAtIndex(1);

      if (sub_command.equals_lower("enable")) {
        uint32_t depth;
        if (param.consumeInteger(0, depth)) {
          result.AppendError(
              "Could not convert enable depth to an unsigned integer.");
        } else {
          Timer::SetDisplayDepth(depth);
          result.SetStatus(eReturnStatusSuccessFinishNoResult);
        }
      } else if (sub_command.equals_lower("increment")) {
        bool success;
        bool increment = Args::StringToBoolean(param, false, &success);
        if (success) {
          Timer::SetQuiet(!increment);
          result.SetStatus(eReturnStatusSuccessFinishNoResult);
        } else
          result.AppendError("Could not convert increment value to boolean.");
      }
    }

    if (!result.Succeeded()) {
      result.AppendError("Missing subcommand");
      result.AppendErrorWithFormat("Usage: %s\n", m_cmd_syntax.c_str());
    }
    return result.Succeeded();
  }
Exemple #3
0
void
CommandInterpreter::GetHelp (CommandReturnObject &result)
{
    CommandObject::CommandMap::const_iterator pos;
    result.AppendMessage("The following is a list of built-in, permanent debugger commands:");
    result.AppendMessage("");
    std::string longest_word  = FindLongestCommandWord (m_command_dict);
    uint32_t max_len = strlen (longest_word.c_str());

    for (pos = m_command_dict.begin(); pos != m_command_dict.end(); ++pos)
    {
        OutputFormattedHelpText (result.GetOutputStream(), pos->first.c_str(), "--", pos->second->GetHelp(),
                                 max_len);
    }
    result.AppendMessage("");

    if (m_alias_dict.size() > 0)
    {
        result.AppendMessage("The following is a list of your current command abbreviations (see 'alias' for more info):");
        result.AppendMessage("");
        longest_word = FindLongestCommandWord (m_alias_dict);
        max_len = strlen (longest_word.c_str());
        for (pos = m_alias_dict.begin(); pos != m_alias_dict.end(); ++pos)
        {
            StreamString sstr;
            StreamString translation_and_help;
            std::string entry_name = pos->first;
            std::string second_entry = pos->second.get()->GetCommandName();
            GetAliasHelp (pos->first.c_str(), pos->second->GetCommandName(), sstr);
            
            translation_and_help.Printf ("(%s)  %s", sstr.GetData(), pos->second->GetHelp());
            OutputFormattedHelpText (result.GetOutputStream(), pos->first.c_str(), "--", 
                                     translation_and_help.GetData(), max_len);
        }
        result.AppendMessage("");
    }

    if (m_user_dict.size() > 0)
    {
        result.AppendMessage ("The following is a list of your current user-defined commands:");
        result.AppendMessage("");
        for (pos = m_user_dict.begin(); pos != m_user_dict.end(); ++pos)
        {
            result.AppendMessageWithFormat ("%s  --  %s\n", pos->first.c_str(), pos->second->GetHelp());
        }
        result.AppendMessage("");
    }

    result.AppendMessage("For more information on any particular command, try 'help <command-name>'.");
}
 bool DoExecute(Args &command, CommandReturnObject &result) override {
     Stream &stream = result.GetOutputStream();
     RenderScriptRuntime *runtime = static_cast<RenderScriptRuntime *>(
                                        m_exe_ctx.GetProcessPtr()->GetLanguageRuntime(
                                            eLanguageTypeExtRenderScript));
     assert(runtime);
     const RSScriptGroupList &groups = runtime->GetScriptGroups();
     // print script group count
     stream.Printf("%" PRIu64 " script %s", uint64_t(groups.size()),
                   (groups.size() == 1) ? "group" : "groups");
     stream.EOL();
     // print script group details
     stream.IndentMore();
     for (const RSScriptGroupDescriptorSP &g : groups) {
         if (g) {
             stream.Indent();
             // script group name
             stream.Printf("%s", g->m_name.AsCString());
             stream.EOL();
             // print out the kernels
             stream.IndentMore();
             for (const auto &k : g->m_kernels) {
                 stream.Indent();
                 stream.Printf(". %s", k.m_name.AsCString());
                 stream.EOL();
             }
             stream.IndentLess();
         }
     }
     stream.IndentLess();
     result.SetStatus(eReturnStatusSuccessFinishResult);
     return true;
 }
    virtual bool
    DoExecute (Args& args, CommandReturnObject &result)
    {
        Stream &ostrm = result.GetOutputStream();
        ostrm.Printf("Available platforms:\n");
        
        PlatformSP host_platform_sp (Platform::GetDefaultPlatform());
        ostrm.Printf ("%s: %s\n", 
                      host_platform_sp->GetShortPluginName(), 
                      host_platform_sp->GetDescription());

        uint32_t idx;
        for (idx = 0; 1; ++idx)
        {
            const char *plugin_name = PluginManager::GetPlatformPluginNameAtIndex (idx);
            if (plugin_name == NULL)
                break;
            const char *plugin_desc = PluginManager::GetPlatformPluginDescriptionAtIndex (idx);
            if (plugin_desc == NULL)
                break;
            ostrm.Printf("%s: %s\n", plugin_name, plugin_desc);
        }
        
        if (idx == 0)
        {
            result.AppendError ("no platforms are available\n");
            result.SetStatus (eReturnStatusFailed);
        }
        else
            result.SetStatus (eReturnStatusSuccessFinishResult);
        return result.Succeeded();
    }
 virtual bool
 DoExecute (Args& args, CommandReturnObject &result)
 {
     Stream &ostrm = result.GetOutputStream();      
     
     PlatformSP platform_sp (m_interpreter.GetDebugger().GetPlatformList().GetSelectedPlatform());
     if (platform_sp)
     {
         Error error (platform_sp->ConnectRemote (args));
         if (error.Success())
         {
             platform_sp->GetStatus (ostrm);
             result.SetStatus (eReturnStatusSuccessFinishResult);            
         }
         else
         {
             result.AppendErrorWithFormat ("%s\n", error.AsCString());
             result.SetStatus (eReturnStatusFailed);            
         }
     }
     else
     {
         result.AppendError ("no platform us currently selected\n");
         result.SetStatus (eReturnStatusFailed);            
     }
     return result.Succeeded();
 }
 bool
 DoExecute (Args& command, CommandReturnObject &result)
 {
     m_exe_ctx.GetFrameRef().DumpUsingSettingsFormat (&result.GetOutputStream());
     result.SetStatus (eReturnStatusSuccessFinishResult);
     return result.Succeeded();
 }
Exemple #8
0
  bool DoExecute(Args &command, CommandReturnObject &result) override {
    if (!command.empty()) {
      result.AppendErrorWithFormat("'%s' takes no arguments",
                                   m_cmd_name.c_str());
      return false;
    }

    auto &r = repro::Reproducer::Instance();
    if (auto generator = r.GetGenerator()) {
      generator->Keep();
    } else if (r.GetLoader()) {
      // Make this operation a NOP in replay mode.
      result.SetStatus(eReturnStatusSuccessFinishNoResult);
      return result.Succeeded();
    } else {
      result.AppendErrorWithFormat("Unable to get the reproducer generator");
      result.SetStatus(eReturnStatusFailed);
      return false;
    }

    result.GetOutputStream()
        << "Reproducer written to '" << r.GetReproducerPath() << "'\n";

    result.SetStatus(eReturnStatusSuccessFinishResult);
    return result.Succeeded();
  }
    virtual bool
    DoExecute (Args& args, CommandReturnObject &result)
    {
        PlatformSP platform_sp (m_interpreter.GetDebugger().GetPlatformList().GetSelectedPlatform());
        if (platform_sp)
        {
            if (args.GetArgumentCount() == 0)
            {
                Error error;
                
                if (platform_sp->IsConnected())
                {
                    // Cache the instance name if there is one since we are 
                    // about to disconnect and the name might go with it.
                    const char *hostname_cstr = platform_sp->GetHostname();
                    std::string hostname;
                    if (hostname_cstr)
                        hostname.assign (hostname_cstr);

                    error = platform_sp->DisconnectRemote ();
                    if (error.Success())
                    {
                        Stream &ostrm = result.GetOutputStream();      
                        if (hostname.empty())
                            ostrm.Printf ("Disconnected from \"%s\"\n", platform_sp->GetShortPluginName());
                        else
                            ostrm.Printf ("Disconnected from \"%s\"\n", hostname.c_str());
                        result.SetStatus (eReturnStatusSuccessFinishResult);            
                    }
                    else
                    {
                        result.AppendErrorWithFormat ("%s", error.AsCString());
                        result.SetStatus (eReturnStatusFailed);            
                    }
                }
                else
                {
                    // Not connected...
                    result.AppendErrorWithFormat ("not connected to '%s'", platform_sp->GetShortPluginName());
                    result.SetStatus (eReturnStatusFailed);            
                }
            }
            else
            {
                // Bad args
                result.AppendError ("\"platform disconnect\" doesn't take any arguments");
                result.SetStatus (eReturnStatusFailed);            
            }
        }
        else
        {
            result.AppendError ("no platform is currently selected");
            result.SetStatus (eReturnStatusFailed);            
        }
        return result.Succeeded();
    }
Exemple #10
0
    virtual bool
    Execute (CommandInterpreter &interpreter, 
             Args& args,
             CommandReturnObject &result)
    {
        const size_t argc = args.GetArgumentCount();
        if (argc == 0)
        {
            Log::ListAllLogChannels (&result.GetOutputStream());
            result.SetStatus(eReturnStatusSuccessFinishResult);
        }
        else
        {
            for (size_t i=0; i<argc; ++i)
            {
                Log::Callbacks log_callbacks;

                std::string channel(args.GetArgumentAtIndex(i));
                if (Log::GetLogChannelCallbacks (channel.c_str(), log_callbacks))
                {
                    log_callbacks.list_categories (&result.GetOutputStream());
                    result.SetStatus(eReturnStatusSuccessFinishResult);
                }
                else if (channel == "all")
                {
                    Log::ListAllLogChannels (&result.GetOutputStream());
                    result.SetStatus(eReturnStatusSuccessFinishResult);
                }
                else
                {
                    LogChannelSP log_channel_sp (GetLogChannelPluginForChannel(channel.c_str()));
                    if (log_channel_sp)
                    {
                        log_channel_sp->ListCategories(&result.GetOutputStream());
                        result.SetStatus(eReturnStatusSuccessFinishNoResult);
                    }
                    else
                        result.AppendErrorWithFormat("Invalid log channel '%s'.\n", args.GetArgumentAtIndex(0));
                }
            }
        }
        return result.Succeeded();
    }
Exemple #11
0
  bool DoExecute(Args &command, CommandReturnObject &result) override {
    if (!command.empty()) {
      result.AppendErrorWithFormat("'%s' takes no arguments",
                                   m_cmd_name.c_str());
      return false;
    }

    auto &r = repro::Reproducer::Instance();
    if (r.GetGenerator()) {
      result.GetOutputStream() << "Reproducer is in capture mode.\n";
    } else if (r.GetLoader()) {
      result.GetOutputStream() << "Reproducer is in replay mode.\n";
    } else {
      result.GetOutputStream() << "Reproducer is off.\n";
    }

    result.SetStatus(eReturnStatusSuccessFinishResult);
    return result.Succeeded();
  }
Exemple #12
0
  bool DoExecute(Args &command, CommandReturnObject &result) override {
    Thread *thread = m_exe_ctx.GetThreadPtr();
    StackFrameSP frame_sp = thread->GetSelectedFrame();

    ValueObjectSP valobj_sp;

    if (m_options.address.hasValue()) {
      if (m_options.reg.hasValue() || m_options.offset.hasValue()) {
        result.AppendError(
            "`frame diagnose --address` is incompatible with other arguments.");
        result.SetStatus(eReturnStatusFailed);
        return false;
      }
      valobj_sp = frame_sp->GuessValueForAddress(m_options.address.getValue());
    } else if (m_options.reg.hasValue()) {
      valobj_sp = frame_sp->GuessValueForRegisterAndOffset(
          m_options.reg.getValue(), m_options.offset.getValueOr(0));
    } else {
      StopInfoSP stop_info_sp = thread->GetStopInfo();
      if (!stop_info_sp) {
        result.AppendError("No arguments provided, and no stop info.");
        result.SetStatus(eReturnStatusFailed);
        return false;
      }

      valobj_sp = StopInfo::GetCrashingDereference(stop_info_sp);
    }

    if (!valobj_sp) {
      result.AppendError("No diagnosis available.");
      result.SetStatus(eReturnStatusFailed);
      return false;
    }

    const bool qualify_cxx_base_classes = false;

    DumpValueObjectOptions::DeclPrintingHelper helper =
        [&valobj_sp, qualify_cxx_base_classes](
            ConstString type, ConstString var,
            const DumpValueObjectOptions &opts, Stream &stream) -> bool {
      const ValueObject::GetExpressionPathFormat format = ValueObject::
          GetExpressionPathFormat::eGetExpressionPathFormatHonorPointers;
      valobj_sp->GetExpressionPath(stream, qualify_cxx_base_classes, format);
      stream.PutCString(" =");
      return true;
    };

    DumpValueObjectOptions options;
    options.SetDeclPrintingHelper(helper);
    ValueObjectPrinter printer(valobj_sp.get(), &result.GetOutputStream(),
                               options);
    printer.PrintValueObject();

    return true;
  }
Exemple #13
0
    virtual bool
    Execute (CommandInterpreter &interpreter, 
             Args& args,
             CommandReturnObject &result)
    {
        const size_t argc = args.GetArgumentCount();
        result.SetStatus(eReturnStatusFailed);

        if (argc == 1)
        {
            const char *sub_command = args.GetArgumentAtIndex(0);

            if (strcasecmp(sub_command, "enable") == 0)
            {
                Timer::SetDisplayDepth (UINT32_MAX);
                result.SetStatus(eReturnStatusSuccessFinishNoResult);
            }
            else if (strcasecmp(sub_command, "disable") == 0)
            {
                Timer::DumpCategoryTimes (&result.GetOutputStream());
                Timer::SetDisplayDepth (0);
                result.SetStatus(eReturnStatusSuccessFinishResult);
            }
            else if (strcasecmp(sub_command, "dump") == 0)
            {
                Timer::DumpCategoryTimes (&result.GetOutputStream());
                result.SetStatus(eReturnStatusSuccessFinishResult);
            }
            else if (strcasecmp(sub_command, "reset") == 0)
            {
                Timer::ResetCategoryTimes ();
                result.SetStatus(eReturnStatusSuccessFinishResult);
            }

        }
        if (!result.Succeeded())
        {
            result.AppendError("Missing subcommand");
            result.AppendErrorWithFormat("Usage: %s\n", m_cmd_syntax.c_str());
        }
        return result.Succeeded();
    }
bool
CommandObjectRegexCommand::DoExecute
(
    const char *command,
    CommandReturnObject &result
)
{
    if (command)
    {
        EntryCollection::const_iterator pos, end = m_entries.end();
        for (pos = m_entries.begin(); pos != end; ++pos)
        {
            RegularExpression::Match regex_match(m_max_matches);

            if (pos->regex.Execute (command, &regex_match))
            {
                std::string new_command(pos->command);
                std::string match_str;
                char percent_var[8];
                size_t idx, percent_var_idx;
                for (uint32_t match_idx=1; match_idx <= m_max_matches; ++match_idx)
                {
                    if (regex_match.GetMatchAtIndex (command, match_idx, match_str))
                    {
                        const int percent_var_len = ::snprintf (percent_var, sizeof(percent_var), "%%%u", match_idx);
                        for (idx = 0; (percent_var_idx = new_command.find(percent_var, idx)) != std::string::npos; )
                        {
                            new_command.erase(percent_var_idx, percent_var_len);
                            new_command.insert(percent_var_idx, match_str);
                            idx += percent_var_idx + match_str.size();
                        }
                    }
                }
                // Interpret the new command and return this as the result!
                if (m_interpreter.GetExpandRegexAliases())
                    result.GetOutputStream().Printf("%s\n", new_command.c_str());
                // Pass in true for "no context switching".  The command that called us should have set up the context
                // appropriately, we shouldn't have to redo that.
                return m_interpreter.HandleCommand(new_command.c_str(), eLazyBoolCalculate, result, nullptr, true, true);
            }
        }
        result.SetStatus(eReturnStatusFailed);
        if (GetSyntax() != nullptr)
            result.AppendError (GetSyntax());
        else
            result.AppendErrorWithFormat ("Command contents '%s' failed to match any regular expression in the '%s' regex command.\n",
                                          command,
                                          m_cmd_name.c_str());
        return false;
    }
    result.AppendError("empty command passed to regular expression command");
    result.SetStatus(eReturnStatusFailed);
    return false;
}
    virtual bool
    DoExecute (const char *raw_command_line, CommandReturnObject &result)
    {
        // TODO: Implement "Platform::RunShellCommand()" and switch over to using
        // the current platform when it is in the interface. 
        const char *working_dir = NULL;
        std::string output;
        int status = -1;
        int signo = -1;
        Error error (Host::RunShellCommand (raw_command_line, working_dir, &status, &signo, &output, 10));
        if (!output.empty())
            result.GetOutputStream().PutCString(output.c_str());
        if (status > 0)
        {
            if (signo > 0)
            {
                const char *signo_cstr = Host::GetSignalAsCString(signo);
                if (signo_cstr)
                    result.GetOutputStream().Printf("error: command returned with status %i and signal %s\n", status, signo_cstr);
                else
                    result.GetOutputStream().Printf("error: command returned with status %i and signal %i\n", status, signo);
            }
            else
                result.GetOutputStream().Printf("error: command returned with status %i\n", status);
        }

        if (error.Fail())
        {
            result.AppendError(error.AsCString());
            result.SetStatus (eReturnStatusFailed);
        }
        else
        {
            result.SetStatus (eReturnStatusSuccessFinishResult);
        }
        return true;
    }
bool
CommandObjectRegexCommand::DoExecute
(
    const char *command,
    CommandReturnObject &result
)
{
    if (command)
    {
        EntryCollection::const_iterator pos, end = m_entries.end();
        for (pos = m_entries.begin(); pos != end; ++pos)
        {
            if (pos->regex.Execute (command, m_max_matches))
            {
                std::string new_command(pos->command);
                std::string match_str;
                char percent_var[8];
                size_t idx, percent_var_idx;
                for (uint32_t match_idx=1; match_idx <= m_max_matches; ++match_idx)
                {
                    if (pos->regex.GetMatchAtIndex (command, match_idx, match_str))
                    {
                        const int percent_var_len = ::snprintf (percent_var, sizeof(percent_var), "%%%u", match_idx);
                        for (idx = 0; (percent_var_idx = new_command.find(percent_var, idx)) != std::string::npos; )
                        {
                            new_command.erase(percent_var_idx, percent_var_len);
                            new_command.insert(percent_var_idx, match_str);
                            idx += percent_var_idx + match_str.size();
                        }
                    }
                }
                // Interpret the new command and return this as the result!
                result.GetOutputStream().Printf("%s\n", new_command.c_str());
                return m_interpreter.HandleCommand(new_command.c_str(), eLazyBoolCalculate, result);
            }
        }
        result.SetStatus(eReturnStatusFailed);
        result.AppendErrorWithFormat ("Command contents '%s' failed to match any regular expression in the '%s' regex command.\n",
                                      command,
                                      m_cmd_name.c_str());
        return false;
    }
    result.AppendError("empty command passed to regular expression command");
    result.SetStatus(eReturnStatusFailed);
    return false;
}
Exemple #17
0
 bool
 DoExecute (Args& command,
          CommandReturnObject &result)
 {
     ExecutionContext exe_ctx(m_interpreter.GetExecutionContext());
     StackFrame *frame = exe_ctx.GetFramePtr();
     if (frame)
     {
         frame->DumpUsingSettingsFormat (&result.GetOutputStream());
         result.SetStatus (eReturnStatusSuccessFinishResult);
     }
     else
     {
         result.AppendError ("no current frame");
         result.SetStatus (eReturnStatusFailed);
     }
     return result.Succeeded();
 }
 virtual bool
 DoExecute (Args& args, CommandReturnObject &result)
 {
     if (args.GetArgumentCount() == 1)
     {
         const char *platform_name = args.GetArgumentAtIndex (0);
         if (platform_name && platform_name[0])
         {
             const bool select = true;
             m_platform_options.SetPlatformName (platform_name);
             Error error;
             ArchSpec platform_arch;
             PlatformSP platform_sp (m_platform_options.CreatePlatformWithOptions (m_interpreter, ArchSpec(), select, error, platform_arch));
             if (platform_sp)
             {
                 platform_sp->GetStatus (result.GetOutputStream());
                 result.SetStatus (eReturnStatusSuccessFinishResult);
             }
             else
             {
                 result.AppendError(error.AsCString());
                 result.SetStatus (eReturnStatusFailed);
             }
         }
         else
         {
             result.AppendError ("invalid platform name");
             result.SetStatus (eReturnStatusFailed);
         }
     }
     else
     {
         result.AppendError ("platform create takes a platform name as an argument\n");
         result.SetStatus (eReturnStatusFailed);
     }
     return result.Succeeded();
 }
Exemple #19
0
 bool DoExecute(Args &command, CommandReturnObject &result) override {
     Stream &stream = result.GetOutputStream();
     RenderScriptRuntime *runtime = static_cast<RenderScriptRuntime *>(
                                        m_exe_ctx.GetProcessPtr()->GetLanguageRuntime(
                                            eLanguageTypeExtRenderScript));
     assert(runtime);
     auto &target = m_exe_ctx.GetTargetSP();
     bool stop_on_all = false;
     const llvm::StringRef long_stop_all("--stop-on-all"), short_stop_all("-a");
     std::vector<ConstString> sites;
     sites.reserve(command.GetArgumentCount());
     for (size_t i = 0; i < command.GetArgumentCount(); ++i) {
         const auto arg = command.GetArgumentAtIndex(i);
         if (long_stop_all == arg || short_stop_all == arg)
             stop_on_all = true;
         else
             sites.push_back(ConstString(arg));
     }
     for (const auto &name : sites) {
         runtime->PlaceBreakpointOnScriptGroup(target, stream, name, stop_on_all);
     }
     result.SetStatus(eReturnStatusSuccessFinishResult);
     return true;
 }
Exemple #20
0
    virtual bool
    DoExecute (Args& args,
             CommandReturnObject &result)
    {
        const size_t argc = args.GetArgumentCount();
        result.SetStatus(eReturnStatusFailed);

        if (argc == 1)
        {
            const char *sub_command = args.GetArgumentAtIndex(0);

            if (strcasecmp(sub_command, "enable") == 0)
            {
                Timer::SetDisplayDepth (UINT32_MAX);
                result.SetStatus(eReturnStatusSuccessFinishNoResult);
            }
            else if (strcasecmp(sub_command, "disable") == 0)
            {
                Timer::DumpCategoryTimes (&result.GetOutputStream());
                Timer::SetDisplayDepth (0);
                result.SetStatus(eReturnStatusSuccessFinishResult);
            }
            else if (strcasecmp(sub_command, "dump") == 0)
            {
                Timer::DumpCategoryTimes (&result.GetOutputStream());
                result.SetStatus(eReturnStatusSuccessFinishResult);
            }
            else if (strcasecmp(sub_command, "reset") == 0)
            {
                Timer::ResetCategoryTimes ();
                result.SetStatus(eReturnStatusSuccessFinishResult);
            }

        }
        else if (argc == 2)
        {
            const char *sub_command = args.GetArgumentAtIndex(0);

            if (strcasecmp(sub_command, "enable") == 0)
            {
                bool success;
                uint32_t depth = StringConvert::ToUInt32(args.GetArgumentAtIndex(1), 0, 0, &success);
                if (success)
                {
                    Timer::SetDisplayDepth (depth);
                    result.SetStatus(eReturnStatusSuccessFinishNoResult);
                }
                else
                    result.AppendError("Could not convert enable depth to an unsigned integer.");
            }
            if (strcasecmp(sub_command, "increment") == 0)
            {
                bool success;
                bool increment = Args::StringToBoolean(args.GetArgumentAtIndex(1), false, &success);
                if (success)
                {
                    Timer::SetQuiet (!increment);
                    result.SetStatus(eReturnStatusSuccessFinishNoResult);
                }
                else
                    result.AppendError("Could not convert increment value to boolean.");
            }
        }
        
        if (!result.Succeeded())
        {
            result.AppendError("Missing subcommand");
            result.AppendErrorWithFormat("Usage: %s\n", m_cmd_syntax.c_str());
        }
        return result.Succeeded();
    }
Exemple #21
0
bool
CommandObjectArgs::DoExecute (Args& args, CommandReturnObject &result)
{
    ConstString target_triple;
    
    
    Process *process = m_exe_ctx.GetProcessPtr();
    if (!process)
    {
        result.AppendError ("Args found no process.");
        result.SetStatus (eReturnStatusFailed);
        return false;
    }
    
    const ABI *abi = process->GetABI().get();
    if (!abi)
    {
        result.AppendError ("The current process has no ABI.");
        result.SetStatus (eReturnStatusFailed);
        return false;
    }
    
    const size_t num_args = args.GetArgumentCount ();
    size_t arg_index;
    
    if (!num_args)
    {
        result.AppendError ("args requires at least one argument");
        result.SetStatus (eReturnStatusFailed);
        return false;
    }
    
    Thread *thread = m_exe_ctx.GetThreadPtr();
    
    if (!thread)
    {
        result.AppendError ("args found no thread.");
        result.SetStatus (eReturnStatusFailed);
        return false;
    }
        
    lldb::StackFrameSP thread_cur_frame = thread->GetSelectedFrame ();
    if (!thread_cur_frame)
    {
        result.AppendError ("The current thread has no current frame.");
        result.SetStatus (eReturnStatusFailed);
        return false;
    }
    
    ModuleSP thread_module_sp (thread_cur_frame->GetFrameCodeAddress ().GetModule());
    if (!thread_module_sp)
    {
        result.AppendError ("The PC has no associated module.");
        result.SetStatus (eReturnStatusFailed);
        return false;
    }
    
    ClangASTContext &ast_context = thread_module_sp->GetClangASTContext();
    
    ValueList value_list;
    
    for (arg_index = 0; arg_index < num_args; ++arg_index)
    {
        const char *arg_type_cstr = args.GetArgumentAtIndex(arg_index);
        Value value;
        value.SetValueType(Value::eValueTypeScalar);
        void *type;
        
        char *int_pos;
        if ((int_pos = strstr (const_cast<char*>(arg_type_cstr), "int")))
        {
            Encoding encoding = eEncodingSint;
            
            int width = 0;
            
            if (int_pos > arg_type_cstr + 1)
            {
                result.AppendErrorWithFormat ("Invalid format: %s.\n", arg_type_cstr);
                result.SetStatus (eReturnStatusFailed);
                return false;
            }
            if (int_pos == arg_type_cstr + 1 && arg_type_cstr[0] != 'u')
            {
                result.AppendErrorWithFormat ("Invalid format: %s.\n", arg_type_cstr);
                result.SetStatus (eReturnStatusFailed);
                return false;
            }
            if (arg_type_cstr[0] == 'u')
            {
                encoding = eEncodingUint;
            }
            
            char *width_pos = int_pos + 3;
            
            if (!strcmp (width_pos, "8_t"))
                width = 8;
            else if (!strcmp (width_pos, "16_t"))
                width = 16;
            else if (!strcmp (width_pos, "32_t"))
                width = 32;
            else if (!strcmp (width_pos, "64_t"))
                width = 64;
            else
            {
                result.AppendErrorWithFormat ("Invalid format: %s.\n", arg_type_cstr);
                result.SetStatus (eReturnStatusFailed);
                return false;
            }
            
            type = ast_context.GetBuiltinTypeForEncodingAndBitSize(encoding, width);
            
            if (!type)
            {
                result.AppendErrorWithFormat ("Couldn't get Clang type for format %s (%s integer, width %d).\n",
                                             arg_type_cstr,
                                             (encoding == eEncodingSint ? "signed" : "unsigned"),
                                             width);
                
                result.SetStatus (eReturnStatusFailed);
                return false;
            }
        }
        else if (strchr (arg_type_cstr, '*'))
        {
            if (!strcmp (arg_type_cstr, "void*"))
                type = ast_context.CreatePointerType (ast_context.GetBuiltInType_void ());
            else if (!strcmp (arg_type_cstr, "char*"))
                type = ast_context.GetCStringType (false);
            else
            {
                result.AppendErrorWithFormat ("Invalid format: %s.\n", arg_type_cstr);
                result.SetStatus (eReturnStatusFailed);
                return false;
            }
        }
        else 
        {
            result.AppendErrorWithFormat ("Invalid format: %s.\n", arg_type_cstr);
            result.SetStatus (eReturnStatusFailed);
            return false;
        }
                     
        value.SetContext (Value::eContextTypeClangType, type);
        
        value_list.PushValue(value);
    }
    
    if (!abi->GetArgumentValues (*thread, value_list))
    {
        result.AppendError ("Couldn't get argument values");
        result.SetStatus (eReturnStatusFailed);
        return false;
    }
    
    result.GetOutputStream ().Printf("Arguments : \n");

    for (arg_index = 0; arg_index < num_args; ++arg_index)
    {
        result.GetOutputStream ().Printf ("%zu (%s): ", arg_index, args.GetArgumentAtIndex (arg_index));
        value_list.GetValueAtIndex (arg_index)->Dump (&result.GetOutputStream ());
        result.GetOutputStream ().Printf("\n");
    }
    
    return result.Succeeded();
}
 virtual bool
 DoExecute (Args& args, CommandReturnObject &result)
 {
     PlatformSP platform_sp (m_interpreter.GetDebugger().GetPlatformList().GetSelectedPlatform());
     if (platform_sp)
     {
         const size_t argc = args.GetArgumentCount();
         if (argc > 0)
         {
             Error error;
             
             if (platform_sp->IsConnected())
             {
                 Stream &ostrm = result.GetOutputStream();      
                 bool success;
                 for (size_t i=0; i<argc; ++ i)
                 {
                     const char *arg = args.GetArgumentAtIndex(i);
                     lldb::pid_t pid = Args::StringToUInt32 (arg, LLDB_INVALID_PROCESS_ID, 0, &success);
                     if (success)
                     {
                         ProcessInstanceInfo proc_info;
                         if (platform_sp->GetProcessInfo (pid, proc_info))
                         {
                             ostrm.Printf ("Process information for process %" PRIu64 ":\n", pid);
                             proc_info.Dump (ostrm, platform_sp.get());
                         }
                         else
                         {
                             ostrm.Printf ("error: no process information is available for process %" PRIu64 "\n", pid);
                         }
                         ostrm.EOL();
                     }
                     else
                     {
                         result.AppendErrorWithFormat ("invalid process ID argument '%s'", arg);
                         result.SetStatus (eReturnStatusFailed);            
                         break;
                     }
                 }
             }
             else
             {
                 // Not connected...
                 result.AppendErrorWithFormat ("not connected to '%s'", platform_sp->GetShortPluginName());
                 result.SetStatus (eReturnStatusFailed);            
             }
         }
         else
         {
             // No args
             result.AppendError ("one or more process id(s) must be specified");
             result.SetStatus (eReturnStatusFailed);            
         }
     }
     else
     {
         result.AppendError ("no platform is currently selected");
         result.SetStatus (eReturnStatusFailed);            
     }
     return result.Succeeded();
 }
    virtual bool
    DoExecute (Args& args, CommandReturnObject &result)
    {
        PlatformSP platform_sp (m_interpreter.GetDebugger().GetPlatformList().GetSelectedPlatform());
        
        if (platform_sp)
        {
            Error error;
            if (args.GetArgumentCount() == 0)
            {
                
                if (platform_sp)
                {
                    Stream &ostrm = result.GetOutputStream();      

                    lldb::pid_t pid = m_options.match_info.GetProcessInfo().GetProcessID();
                    if (pid != LLDB_INVALID_PROCESS_ID)
                    {
                        ProcessInstanceInfo proc_info;
                        if (platform_sp->GetProcessInfo (pid, proc_info))
                        {
                            ProcessInstanceInfo::DumpTableHeader (ostrm, platform_sp.get(), m_options.show_args, m_options.verbose);
                            proc_info.DumpAsTableRow(ostrm, platform_sp.get(), m_options.show_args, m_options.verbose);
                            result.SetStatus (eReturnStatusSuccessFinishResult);
                        }
                        else
                        {
                            result.AppendErrorWithFormat ("no process found with pid = %" PRIu64 "\n", pid);
                            result.SetStatus (eReturnStatusFailed);
                        }
                    }
                    else
                    {
                        ProcessInstanceInfoList proc_infos;
                        const uint32_t matches = platform_sp->FindProcesses (m_options.match_info, proc_infos);
                        const char *match_desc = NULL;
                        const char *match_name = m_options.match_info.GetProcessInfo().GetName();
                        if (match_name && match_name[0])
                        {
                            switch (m_options.match_info.GetNameMatchType())
                            {
                                case eNameMatchIgnore: break;
                                case eNameMatchEquals: match_desc = "matched"; break;
                                case eNameMatchContains: match_desc = "contained"; break;
                                case eNameMatchStartsWith: match_desc = "started with"; break;
                                case eNameMatchEndsWith: match_desc = "ended with"; break;
                                case eNameMatchRegularExpression: match_desc = "matched the regular expression"; break;
                            }
                        }

                        if (matches == 0)
                        {
                            if (match_desc)
                                result.AppendErrorWithFormat ("no processes were found that %s \"%s\" on the \"%s\" platform\n", 
                                                              match_desc,
                                                              match_name,
                                                              platform_sp->GetShortPluginName());
                            else
                                result.AppendErrorWithFormat ("no processes were found on the \"%s\" platform\n", platform_sp->GetShortPluginName());
                            result.SetStatus (eReturnStatusFailed);
                        }
                        else
                        {
                            result.AppendMessageWithFormat ("%u matching process%s found on \"%s\"", 
                                                            matches,
                                                            matches > 1 ? "es were" : " was",
                                                            platform_sp->GetName());
                            if (match_desc)
                                result.AppendMessageWithFormat (" whose name %s \"%s\"", 
                                                                match_desc,
                                                                match_name);
                            result.AppendMessageWithFormat ("\n");
                            ProcessInstanceInfo::DumpTableHeader (ostrm, platform_sp.get(), m_options.show_args, m_options.verbose);
                            for (uint32_t i=0; i<matches; ++i)
                            {
                                proc_infos.GetProcessInfoAtIndex(i).DumpAsTableRow(ostrm, platform_sp.get(), m_options.show_args, m_options.verbose);
                            }
                        }
                    }
                }
            }
            else
            {
                result.AppendError ("invalid args: process list takes only options\n");
                result.SetStatus (eReturnStatusFailed);
            }
        }
        else
        {
            result.AppendError ("no platform is selected\n");
            result.SetStatus (eReturnStatusFailed);
        }
        return result.Succeeded();
    }
Exemple #24
0
  bool DoExecute(Args &command, CommandReturnObject &result) override {
    // No need to check "frame" for validity as eCommandRequiresFrame ensures it
    // is valid
    StackFrame *frame = m_exe_ctx.GetFramePtr();

    Stream &s = result.GetOutputStream();

    // Be careful about the stack frame, if any summary formatter runs code, it
    // might clear the StackFrameList
    // for the thread.  So hold onto a shared pointer to the frame so it stays
    // alive.

    VariableList *variable_list =
        frame->GetVariableList(m_option_variable.show_globals);

    VariableSP var_sp;
    ValueObjectSP valobj_sp;

    const char *name_cstr = nullptr;
    size_t idx;

    TypeSummaryImplSP summary_format_sp;
    if (!m_option_variable.summary.IsCurrentValueEmpty())
      DataVisualization::NamedSummaryFormats::GetSummaryFormat(
          ConstString(m_option_variable.summary.GetCurrentValue()),
          summary_format_sp);
    else if (!m_option_variable.summary_string.IsCurrentValueEmpty())
      summary_format_sp.reset(new StringSummaryFormat(
          TypeSummaryImpl::Flags(),
          m_option_variable.summary_string.GetCurrentValue()));

    DumpValueObjectOptions options(m_varobj_options.GetAsDumpOptions(
        eLanguageRuntimeDescriptionDisplayVerbosityFull, eFormatDefault,
        summary_format_sp));

    const SymbolContext &sym_ctx =
        frame->GetSymbolContext(eSymbolContextFunction);
    if (sym_ctx.function && sym_ctx.function->IsTopLevelFunction())
      m_option_variable.show_globals = true;

    if (variable_list) {
      const Format format = m_option_format.GetFormat();
      options.SetFormat(format);

      if (!command.empty()) {
        VariableList regex_var_list;

        // If we have any args to the variable command, we will make
        // variable objects from them...
        for (idx = 0; (name_cstr = command.GetArgumentAtIndex(idx)) != nullptr;
             ++idx) {
          if (m_option_variable.use_regex) {
            const size_t regex_start_index = regex_var_list.GetSize();
            llvm::StringRef name_str(name_cstr);
            RegularExpression regex(name_str);
            if (regex.Compile(name_str)) {
              size_t num_matches = 0;
              const size_t num_new_regex_vars =
                  variable_list->AppendVariablesIfUnique(regex, regex_var_list,
                                                         num_matches);
              if (num_new_regex_vars > 0) {
                for (size_t regex_idx = regex_start_index,
                            end_index = regex_var_list.GetSize();
                     regex_idx < end_index; ++regex_idx) {
                  var_sp = regex_var_list.GetVariableAtIndex(regex_idx);
                  if (var_sp) {
                    valobj_sp = frame->GetValueObjectForFrameVariable(
                        var_sp, m_varobj_options.use_dynamic);
                    if (valobj_sp) {
                      //                                            if (format
                      //                                            !=
                      //                                            eFormatDefault)
                      //                                                valobj_sp->SetFormat
                      //                                                (format);

                      std::string scope_string;
                      if (m_option_variable.show_scope)
                        scope_string = GetScopeString(var_sp).str();

                      if (!scope_string.empty())
                        s.PutCString(scope_string);

                      if (m_option_variable.show_decl &&
                          var_sp->GetDeclaration().GetFile()) {
                        bool show_fullpaths = false;
                        bool show_module = true;
                        if (var_sp->DumpDeclaration(&s, show_fullpaths,
                                                    show_module))
                          s.PutCString(": ");
                      }
                      valobj_sp->Dump(result.GetOutputStream(), options);
                    }
                  }
                }
              } else if (num_matches == 0) {
                result.GetErrorStream().Printf("error: no variables matched "
                                               "the regular expression '%s'.\n",
                                               name_cstr);
              }
            } else {
              char regex_error[1024];
              if (regex.GetErrorAsCString(regex_error, sizeof(regex_error)))
                result.GetErrorStream().Printf("error: %s\n", regex_error);
              else
                result.GetErrorStream().Printf(
                    "error: unknown regex error when compiling '%s'\n",
                    name_cstr);
            }
          } else // No regex, either exact variable names or variable
                 // expressions.
          {
            Error error;
            uint32_t expr_path_options =
                StackFrame::eExpressionPathOptionCheckPtrVsMember |
                StackFrame::eExpressionPathOptionsAllowDirectIVarAccess |
                StackFrame::eExpressionPathOptionsInspectAnonymousUnions;
            lldb::VariableSP var_sp;
            valobj_sp = frame->GetValueForVariableExpressionPath(
                name_cstr, m_varobj_options.use_dynamic, expr_path_options,
                var_sp, error);
            if (valobj_sp) {
              std::string scope_string;
              if (m_option_variable.show_scope)
                scope_string = GetScopeString(var_sp).str();

              if (!scope_string.empty())
                s.PutCString(scope_string);

              //                            if (format != eFormatDefault)
              //                                valobj_sp->SetFormat (format);
              if (m_option_variable.show_decl && var_sp &&
                  var_sp->GetDeclaration().GetFile()) {
                var_sp->GetDeclaration().DumpStopContext(&s, false);
                s.PutCString(": ");
              }

              options.SetFormat(format);
              options.SetVariableFormatDisplayLanguage(
                  valobj_sp->GetPreferredDisplayLanguage());

              Stream &output_stream = result.GetOutputStream();
              options.SetRootValueObjectName(valobj_sp->GetParent() ? name_cstr
                                                                    : nullptr);
              valobj_sp->Dump(output_stream, options);
            } else {
              const char *error_cstr = error.AsCString(nullptr);
              if (error_cstr)
                result.GetErrorStream().Printf("error: %s\n", error_cstr);
              else
                result.GetErrorStream().Printf("error: unable to find any "
                                               "variable expression path that "
                                               "matches '%s'.\n",
                                               name_cstr);
            }
          }
        }
      } else // No command arg specified.  Use variable_list, instead.
      {
        const size_t num_variables = variable_list->GetSize();
        if (num_variables > 0) {
          for (size_t i = 0; i < num_variables; i++) {
            var_sp = variable_list->GetVariableAtIndex(i);
            bool dump_variable = true;
            std::string scope_string;
            if (dump_variable && m_option_variable.show_scope)
              scope_string = GetScopeString(var_sp).str();

            if (dump_variable) {
              // Use the variable object code to make sure we are
              // using the same APIs as the public API will be
              // using...
              valobj_sp = frame->GetValueObjectForFrameVariable(
                  var_sp, m_varobj_options.use_dynamic);
              if (valobj_sp) {
                //                                if (format != eFormatDefault)
                //                                    valobj_sp->SetFormat
                //                                    (format);

                // When dumping all variables, don't print any variables
                // that are not in scope to avoid extra unneeded output
                if (valobj_sp->IsInScope()) {
                  if (!valobj_sp->GetTargetSP()
                           ->GetDisplayRuntimeSupportValues() &&
                      valobj_sp->IsRuntimeSupportValue())
                    continue;

                  if (!scope_string.empty())
                    s.PutCString(scope_string);

                  if (m_option_variable.show_decl &&
                      var_sp->GetDeclaration().GetFile()) {
                    var_sp->GetDeclaration().DumpStopContext(&s, false);
                    s.PutCString(": ");
                  }

                  options.SetFormat(format);
                  options.SetVariableFormatDisplayLanguage(
                      valobj_sp->GetPreferredDisplayLanguage());
                  options.SetRootValueObjectName(name_cstr);
                  valobj_sp->Dump(result.GetOutputStream(), options);
                }
              }
            }
          }
        }
      }
      result.SetStatus(eReturnStatusSuccessFinishResult);
    }

    if (m_interpreter.TruncationWarningNecessary()) {
      result.GetOutputStream().Printf(m_interpreter.TruncationWarningText(),
                                      m_cmd_name.c_str());
      m_interpreter.TruncationWarningGiven();
    }

    return result.Succeeded();
  }
bool
CommandObjectHelp::DoExecute (Args& command, CommandReturnObject &result)
{
    CommandObject::CommandMap::iterator pos;
    CommandObject *cmd_obj;
    const size_t argc = command.GetArgumentCount ();
    
    // 'help' doesn't take any arguments, other than command names.  If argc is 0, we show the user
    // all commands (aliases and user commands if asked for).  Otherwise every argument must be the name of a command or a sub-command.
    if (argc == 0)
    {
        uint32_t cmd_types = CommandInterpreter::eCommandTypesBuiltin;
        if (m_options.m_show_aliases)
            cmd_types |= CommandInterpreter::eCommandTypesAliases;
        if (m_options.m_show_user_defined)
            cmd_types |= CommandInterpreter::eCommandTypesUserDef;
        if (m_options.m_show_hidden)
            cmd_types |= CommandInterpreter::eCommandTypesHidden;

        result.SetStatus (eReturnStatusSuccessFinishNoResult);
        m_interpreter.GetHelp (result, cmd_types);  // General help
    }
    else
    {
        // Get command object for the first command argument. Only search built-in command dictionary.
        StringList matches;
        cmd_obj = m_interpreter.GetCommandObject (command.GetArgumentAtIndex (0), &matches);
        bool is_alias_command = m_interpreter.AliasExists (command.GetArgumentAtIndex (0));
        std::string alias_name = command.GetArgumentAtIndex(0);
        
        if (cmd_obj != nullptr)
        {
            StringList matches;
            bool all_okay = true;
            CommandObject *sub_cmd_obj = cmd_obj;
            // Loop down through sub_command dictionaries until we find the command object that corresponds
            // to the help command entered.
            std::string sub_command;
            for (size_t i = 1; i < argc && all_okay; ++i)
            {
                sub_command = command.GetArgumentAtIndex(i);
                matches.Clear();
                if (sub_cmd_obj->IsAlias())
                    sub_cmd_obj = ((CommandAlias*)sub_cmd_obj)->GetUnderlyingCommand().get();
                if (! sub_cmd_obj->IsMultiwordObject ())
                {
                    all_okay = false;
                }
                else
                {
                    CommandObject *found_cmd;
                    found_cmd = sub_cmd_obj->GetSubcommandObject(sub_command.c_str(), &matches);
                    if (found_cmd == nullptr)
                        all_okay = false;
                    else if (matches.GetSize() > 1)
                        all_okay = false;
                    else
                        sub_cmd_obj = found_cmd;
                }
            }
            
            if (!all_okay || (sub_cmd_obj == nullptr))
            {
                std::string cmd_string;
                command.GetCommandString (cmd_string);
                if (matches.GetSize() >= 2)
                {
                    StreamString s;
                    s.Printf ("ambiguous command %s", cmd_string.c_str());
                    size_t num_matches = matches.GetSize();
                    for (size_t match_idx = 0; match_idx < num_matches; match_idx++)
                    {
                        s.Printf ("\n\t%s", matches.GetStringAtIndex(match_idx));
                    }
                    s.Printf ("\n");
                    result.AppendError(s.GetData());
                    result.SetStatus (eReturnStatusFailed);
                    return false;
                }
                else if (!sub_cmd_obj)
                {
                    StreamString error_msg_stream;
                    GenerateAdditionalHelpAvenuesMessage(&error_msg_stream,
                                                         cmd_string.c_str(),
                                                         m_interpreter.GetCommandPrefix(),
                                                         sub_command.c_str());
                    result.AppendErrorWithFormat("%s",error_msg_stream.GetData());
                    result.SetStatus (eReturnStatusFailed);
                    return false;
                }
                else
                {
                    GenerateAdditionalHelpAvenuesMessage(&result.GetOutputStream(),
                                                         cmd_string.c_str(),
                                                         m_interpreter.GetCommandPrefix(),
                                                         sub_command.c_str());
                    result.GetOutputStream().Printf("\nThe closest match is '%s'. Help on it follows.\n\n", sub_cmd_obj->GetCommandName());
                }
            }
            
            sub_cmd_obj->GenerateHelpText(result);
            
            if (is_alias_command)
            {
                StreamString sstr;
                m_interpreter.GetAlias(alias_name.c_str())->GetAliasExpansion(sstr);
                result.GetOutputStream().Printf ("\n'%s' is an abbreviation for %s\n", alias_name.c_str(), sstr.GetData());
            }
        }
        else if (matches.GetSize() > 0)
        {
            Stream &output_strm = result.GetOutputStream();
            output_strm.Printf("Help requested with ambiguous command name, possible completions:\n");
            const size_t match_count = matches.GetSize();
            for (size_t i = 0; i < match_count; i++)
            {
                output_strm.Printf("\t%s\n", matches.GetStringAtIndex(i));
            }
        }
        else
        {
            // Maybe the user is asking for help about a command argument rather than a command.
            const CommandArgumentType arg_type = CommandObject::LookupArgumentName (command.GetArgumentAtIndex (0));
            if (arg_type != eArgTypeLastArg)
            {
                Stream &output_strm = result.GetOutputStream ();
                CommandObject::GetArgumentHelp (output_strm, arg_type, m_interpreter);
                result.SetStatus (eReturnStatusSuccessFinishNoResult);
            }
            else
            {
                StreamString error_msg_stream;
                GenerateAdditionalHelpAvenuesMessage(&error_msg_stream, command.GetArgumentAtIndex(0), m_interpreter.GetCommandPrefix());
                result.AppendErrorWithFormat("%s",error_msg_stream.GetData());
                result.SetStatus (eReturnStatusFailed);
            }
        }
    }
    
    return result.Succeeded();
}
bool
CommandObjectDisassemble::Execute
(
    CommandInterpreter &interpreter,
    Args& command,
    CommandReturnObject &result
)
{
    Target *target = interpreter.GetDebugger().GetCurrentTarget().get();
    if (target == NULL)
    {
        result.AppendError ("invalid target, set executable file using 'file' command");
        result.SetStatus (eReturnStatusFailed);
        return false;
    }

    ArchSpec arch(target->GetArchitecture());
    if (!arch.IsValid())
    {
        result.AppendError ("target needs valid architecure in order to be able to disassemble");
        result.SetStatus (eReturnStatusFailed);
        return false;
    }

    Disassembler *disassembler = Disassembler::FindPlugin(arch);

    if (disassembler == NULL)
    {
        result.AppendErrorWithFormat ("Unable to find Disassembler plug-in for %s architecture.\n", arch.AsCString());
        result.SetStatus (eReturnStatusFailed);
        return false;
    }

    result.SetStatus (eReturnStatusSuccessFinishResult);

    if (command.GetArgumentCount() != 0)
    {
        result.AppendErrorWithFormat ("\"disassemble\" doesn't take any arguments.\n");
        result.SetStatus (eReturnStatusFailed);
        return false;
    }
    ExecutionContext exe_ctx(interpreter.GetDebugger().GetExecutionContext());

    if (m_options.show_mixed && m_options.num_lines_context == 0)
        m_options.num_lines_context = 3;

    if (!m_options.m_func_name.empty())
    {
        ConstString name(m_options.m_func_name.c_str());
        
        if (Disassembler::Disassemble (interpreter.GetDebugger(), 
                                       arch,
                                       exe_ctx,
                                       name,
                                       NULL,    // Module *
                                       m_options.show_mixed ? m_options.num_lines_context : 0,
                                       m_options.show_bytes,
                                       result.GetOutputStream()))
        {
            result.SetStatus (eReturnStatusSuccessFinishResult);
        }
        else
        {
            result.AppendErrorWithFormat ("Unable to find symbol with name '%s'.\n", name.GetCString());
            result.SetStatus (eReturnStatusFailed);
        }
    } 
    else
    {
        AddressRange range;
        if (m_options.m_start_addr != LLDB_INVALID_ADDRESS)
        {
            range.GetBaseAddress().SetOffset (m_options.m_start_addr);
            if (m_options.m_end_addr != LLDB_INVALID_ADDRESS)
            {
                if (m_options.m_end_addr < m_options.m_start_addr)
                {
                    result.AppendErrorWithFormat ("End address before start address.\n");
                    result.SetStatus (eReturnStatusFailed);
                    return false;            
                }
                range.SetByteSize (m_options.m_end_addr - m_options.m_start_addr);
            }
            else
                range.SetByteSize (DEFAULT_DISASM_BYTE_SIZE);
        } 
        else
        {
            if (exe_ctx.frame)
            {
                SymbolContext sc(exe_ctx.frame->GetSymbolContext(eSymbolContextFunction | eSymbolContextSymbol));
                if (sc.function)
                    range = sc.function->GetAddressRange();
                else if (sc.symbol && sc.symbol->GetAddressRangePtr())
                    range = *sc.symbol->GetAddressRangePtr();
                else
                    range.GetBaseAddress() = exe_ctx.frame->GetPC();
            }
            else
            {
                result.AppendError ("invalid frame");
                result.SetStatus (eReturnStatusFailed);
                return false;
            }
        }
        if (range.GetByteSize() == 0)
            range.SetByteSize(DEFAULT_DISASM_BYTE_SIZE);

        if (Disassembler::Disassemble (interpreter.GetDebugger(), 
                                       arch,
                                       exe_ctx,
                                       range,
                                       m_options.show_mixed ? m_options.num_lines_context : 0,
                                       m_options.show_bytes,
                                       result.GetOutputStream()))
        {
            result.SetStatus (eReturnStatusSuccessFinishResult);
        }
        else
        {
            result.AppendErrorWithFormat ("Failed to disassemble memory at 0x%8.8llx.\n", m_options.m_start_addr);
            result.SetStatus (eReturnStatusFailed);            
        }
    }

    return result.Succeeded();
}
bool
CommandObjectSyntax::DoExecute (Args& command, CommandReturnObject &result)
{
    CommandObject::CommandMap::iterator pos;
    CommandObject *cmd_obj;
    const size_t argc = command.GetArgumentCount();

    if (argc > 0)
    {
        cmd_obj = m_interpreter.GetCommandObject (command.GetArgumentAtIndex(0));
        bool all_okay = true;
        for (size_t i = 1; i < argc; ++i)
        {
            std::string sub_command = command.GetArgumentAtIndex (i);
            if (!cmd_obj->IsMultiwordObject())
            {
                all_okay = false;
                break;
            }
            else
            {
                cmd_obj = cmd_obj->GetSubcommandObject(sub_command.c_str());
                if (!cmd_obj)
                {
                    all_okay = false;
                    break;
                }
            }
        }
        
        if (all_okay && (cmd_obj != NULL))
        {
            Stream &output_strm = result.GetOutputStream();
            if (cmd_obj->GetOptions() != NULL)
            {
                output_strm.Printf ("\nSyntax: %s\n", cmd_obj->GetSyntax());
                output_strm.Printf ("(Try 'help %s' for more information on command options syntax.)\n",
                                    cmd_obj->GetCommandName());
                result.SetStatus (eReturnStatusSuccessFinishNoResult);
            }
            else
            {
                output_strm.Printf ("\nSyntax: %s\n", cmd_obj->GetSyntax());
                result.SetStatus (eReturnStatusSuccessFinishNoResult);
            }
        }
        else
        {
            std::string cmd_string;
            command.GetCommandString (cmd_string);
            result.AppendErrorWithFormat ("'%s' is not a known command.\n", cmd_string.c_str());
            result.AppendError ("Try 'help' to see a current list of commands.");
            result.SetStatus (eReturnStatusFailed);
        }
    }
    else
    {
        result.AppendError ("Must call 'syntax' with a valid command.");
        result.SetStatus (eReturnStatusFailed);
    }

    return result.Succeeded();
}
Exemple #28
0
bool CommandObjectArgs::DoExecute(Args &args, CommandReturnObject &result) {
  ConstString target_triple;

  Process *process = m_exe_ctx.GetProcessPtr();
  if (!process) {
    result.AppendError("Args found no process.");
    result.SetStatus(eReturnStatusFailed);
    return false;
  }

  const ABI *abi = process->GetABI().get();
  if (!abi) {
    result.AppendError("The current process has no ABI.");
    result.SetStatus(eReturnStatusFailed);
    return false;
  }

  if (args.empty()) {
    result.AppendError("args requires at least one argument");
    result.SetStatus(eReturnStatusFailed);
    return false;
  }

  Thread *thread = m_exe_ctx.GetThreadPtr();

  if (!thread) {
    result.AppendError("args found no thread.");
    result.SetStatus(eReturnStatusFailed);
    return false;
  }

  lldb::StackFrameSP thread_cur_frame = thread->GetSelectedFrame();
  if (!thread_cur_frame) {
    result.AppendError("The current thread has no current frame.");
    result.SetStatus(eReturnStatusFailed);
    return false;
  }

  ModuleSP thread_module_sp(
      thread_cur_frame->GetFrameCodeAddress().GetModule());
  if (!thread_module_sp) {
    result.AppendError("The PC has no associated module.");
    result.SetStatus(eReturnStatusFailed);
    return false;
  }

  TypeSystem *type_system =
      thread_module_sp->GetTypeSystemForLanguage(eLanguageTypeC);
  if (type_system == nullptr) {
    result.AppendError("Unable to create C type system.");
    result.SetStatus(eReturnStatusFailed);
    return false;
  }

  ValueList value_list;

  for (auto &arg_entry : args.entries()) {
    llvm::StringRef arg_type = arg_entry.ref;
    Value value;
    value.SetValueType(Value::eValueTypeScalar);
    CompilerType compiler_type;

    std::size_t int_pos = arg_type.find("int");
    if (int_pos != llvm::StringRef::npos) {
      Encoding encoding = eEncodingSint;

      int width = 0;

      if (int_pos > 1) {
        result.AppendErrorWithFormat("Invalid format: %s.\n",
                                     arg_entry.c_str());
        result.SetStatus(eReturnStatusFailed);
        return false;
      }
      if (int_pos == 1 && arg_type[0] != 'u') {
        result.AppendErrorWithFormat("Invalid format: %s.\n",
                                     arg_entry.c_str());
        result.SetStatus(eReturnStatusFailed);
        return false;
      }
      if (arg_type[0] == 'u') {
        encoding = eEncodingUint;
      }

      llvm::StringRef width_spec = arg_type.drop_front(int_pos + 3);

      auto exp_result = llvm::StringSwitch<llvm::Optional<int>>(width_spec)
                            .Case("8_t", 8)
                            .Case("16_t", 16)
                            .Case("32_t", 32)
                            .Case("64_t", 64)
                            .Default(llvm::None);
      if (!exp_result.hasValue()) {
        result.AppendErrorWithFormat("Invalid format: %s.\n",
                                     arg_entry.c_str());
        result.SetStatus(eReturnStatusFailed);
        return false;
      }
      width = *exp_result;

      compiler_type =
          type_system->GetBuiltinTypeForEncodingAndBitSize(encoding, width);

      if (!compiler_type.IsValid()) {
        result.AppendErrorWithFormat(
            "Couldn't get Clang type for format %s (%s integer, width %d).\n",
            arg_entry.c_str(),
            (encoding == eEncodingSint ? "signed" : "unsigned"), width);

        result.SetStatus(eReturnStatusFailed);
        return false;
      }
    } else if (arg_type == "void*") {
      compiler_type =
          type_system->GetBasicTypeFromAST(eBasicTypeVoid).GetPointerType();
    } else if (arg_type == "char*") {
      compiler_type =
          type_system->GetBasicTypeFromAST(eBasicTypeChar).GetPointerType();
    } else {
      result.AppendErrorWithFormat("Invalid format: %s.\n", arg_entry.c_str());
      result.SetStatus(eReturnStatusFailed);
      return false;
    }

    value.SetCompilerType(compiler_type);
    value_list.PushValue(value);
  }

  if (!abi->GetArgumentValues(*thread, value_list)) {
    result.AppendError("Couldn't get argument values");
    result.SetStatus(eReturnStatusFailed);
    return false;
  }

  result.GetOutputStream().Printf("Arguments : \n");

  for (auto entry : llvm::enumerate(args.entries())) {
    result.GetOutputStream().Printf("%" PRIu64 " (%s): ", (uint64_t)entry.Index,
                                    entry.Value.c_str());
    value_list.GetValueAtIndex(entry.Index)->Dump(&result.GetOutputStream());
    result.GetOutputStream().Printf("\n");
  }

  return result.Succeeded();
}
    virtual bool
    DoExecute (Args& command, CommandReturnObject &result)
    {
        Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get();
        if (target == NULL)
        {
            result.AppendError ("Invalid target. No current target or watchpoints.");
            result.SetStatus (eReturnStatusSuccessFinishNoResult);
            return true;
        }

        if (target->GetProcessSP() && target->GetProcessSP()->IsAlive())
        {
            uint32_t num_supported_hardware_watchpoints;
            Error error = target->GetProcessSP()->GetWatchpointSupportInfo(num_supported_hardware_watchpoints);
            if (error.Success())
                result.AppendMessageWithFormat("Number of supported hardware watchpoints: %u\n",
                                               num_supported_hardware_watchpoints);
        }

        const WatchpointList &watchpoints = target->GetWatchpointList();
        Mutex::Locker locker;
        target->GetWatchpointList().GetListMutex(locker);

        size_t num_watchpoints = watchpoints.GetSize();

        if (num_watchpoints == 0)
        {
            result.AppendMessage("No watchpoints currently set.");
            result.SetStatus(eReturnStatusSuccessFinishNoResult);
            return true;
        }

        Stream &output_stream = result.GetOutputStream();

        if (command.GetArgumentCount() == 0)
        {
            // No watchpoint selected; show info about all currently set watchpoints.
            result.AppendMessage ("Current watchpoints:");
            for (size_t i = 0; i < num_watchpoints; ++i)
            {
                Watchpoint *wp = watchpoints.GetByIndex(i).get();
                AddWatchpointDescription(&output_stream, wp, m_options.m_level);
            }
            result.SetStatus(eReturnStatusSuccessFinishNoResult);
        }
        else
        {
            // Particular watchpoints selected; enable them.
            std::vector<uint32_t> wp_ids;
            if (!CommandObjectMultiwordWatchpoint::VerifyWatchpointIDs(target, command, wp_ids))
            {
                result.AppendError("Invalid watchpoints specification.");
                result.SetStatus(eReturnStatusFailed);
                return false;
            }

            const size_t size = wp_ids.size();
            for (size_t i = 0; i < size; ++i)
            {
                Watchpoint *wp = watchpoints.FindByID(wp_ids[i]).get();
                if (wp)
                    AddWatchpointDescription(&output_stream, wp, m_options.m_level);
                result.SetStatus(eReturnStatusSuccessFinishNoResult);
            }
        }

        return result.Succeeded();
    }
Exemple #30
0
    bool
    DoExecute (Args& command, CommandReturnObject &result)
    {
        const int argc = command.GetArgumentCount();

        if (argc != 0)
        {
            result.AppendErrorWithFormat("'%s' takes no arguments, only flags.\n", GetCommandName());
            result.SetStatus (eReturnStatusFailed);
            return false;
        }

        ExecutionContext exe_ctx(m_interpreter.GetExecutionContext());
        Target *target = exe_ctx.GetTargetPtr();

        if (target == NULL)
            target = m_interpreter.GetDebugger().GetSelectedTarget().get();
            
        if (target == NULL)
        {
            result.AppendError ("invalid target, create a debug target using the 'target create' command");
            result.SetStatus (eReturnStatusFailed);
            return false;
        }

        SymbolContextList sc_list;
        if (!m_options.symbol_name.empty())
        {
            // Displaying the source for a symbol:
            ConstString name(m_options.symbol_name.c_str());
            bool include_symbols = false;
            bool include_inlines = true;
            bool append = true;
            size_t num_matches = 0;
            
            if (m_options.modules.size() > 0)
            {
                ModuleList matching_modules;
                for (unsigned i = 0, e = m_options.modules.size(); i != e; i++)
                {
                    FileSpec module_file_spec(m_options.modules[i].c_str(), false);
                    if (module_file_spec)
                    {
                        ModuleSpec module_spec (module_file_spec);
                        matching_modules.Clear();
                        target->GetImages().FindModules (module_spec, matching_modules);
                        num_matches += matching_modules.FindFunctions (name, eFunctionNameTypeAuto, include_symbols, include_inlines, append, sc_list);
                    }
                }
            }
            else
            {
                num_matches = target->GetImages().FindFunctions (name, eFunctionNameTypeAuto, include_symbols, include_inlines, append, sc_list);
            }
            
            SymbolContext sc;

            if (num_matches == 0)
            {
                result.AppendErrorWithFormat("Could not find function named: \"%s\".\n", m_options.symbol_name.c_str());
                result.SetStatus (eReturnStatusFailed);
                return false;
            }
            
            sc_list.GetContextAtIndex (0, sc);
            FileSpec start_file;
            uint32_t start_line;
            uint32_t end_line;
            FileSpec end_file;
            if (sc.function != NULL)
            {
                sc.function->GetStartLineSourceInfo (start_file, start_line);
                if (start_line == 0)
                {
                    result.AppendErrorWithFormat("Could not find line information for start of function: \"%s\".\n", m_options.symbol_name.c_str());
                    result.SetStatus (eReturnStatusFailed);
                    return false;
                }
                sc.function->GetEndLineSourceInfo (end_file, end_line);
            }
            else
            {
                result.AppendErrorWithFormat("Could not find function info for: \"%s\".\n", m_options.symbol_name.c_str());
                result.SetStatus (eReturnStatusFailed);
                return false;
            }

            if (num_matches > 1)
            {
                // This could either be because there are multiple functions of this name, in which case
                // we'll have to specify this further...  Or it could be because there are multiple inlined instances
                // of one function.  So run through the matches and if they all have the same file & line then we can just
                // list one.
                
                bool found_multiple = false;
                
                for (size_t i = 1; i < num_matches; i++)
                {
                    SymbolContext scratch_sc;
                    sc_list.GetContextAtIndex (i, scratch_sc);
                    if (scratch_sc.function != NULL)
                    {
                        FileSpec scratch_file;
                        uint32_t scratch_line;
                        scratch_sc.function->GetStartLineSourceInfo (scratch_file, scratch_line);
                        if (scratch_file != start_file 
                            || scratch_line != start_line)
                        {
                            found_multiple = true;
                            break;
                        }
                    }
                }
                if (found_multiple)
                {
                    StreamString s;
                    for (size_t i = 0; i < num_matches; i++)
                    {
                        SymbolContext scratch_sc;
                        sc_list.GetContextAtIndex (i, scratch_sc);
                        if (scratch_sc.function != NULL)
                        {
                            s.Printf("\n%lu: ", i); 
                            scratch_sc.function->Dump (&s, true);
                        }
                    }
                    result.AppendErrorWithFormat("Multiple functions found matching: %s: \n%s\n", 
                                                 m_options.symbol_name.c_str(),
                                                 s.GetData());
                    result.SetStatus (eReturnStatusFailed);
                    return false;
                }
            }
            
                
            // This is a little hacky, but the first line table entry for a function points to the "{" that 
            // starts the function block.  It would be nice to actually get the function
            // declaration in there too.  So back up a bit, but not further than what you're going to display.
            size_t lines_to_back_up = m_options.num_lines >= 10 ? 5 : m_options.num_lines/2;
            uint32_t line_no;
            if (start_line <= lines_to_back_up)
                line_no = 1;
            else
                line_no = start_line - lines_to_back_up;
                
            // For fun, if the function is shorter than the number of lines we're supposed to display, 
            // only display the function...
            if (end_line != 0)
            {
                if (m_options.num_lines > end_line - line_no)
                    m_options.num_lines = end_line - line_no;
            }
            
            char path_buf[PATH_MAX];
            start_file.GetPath(path_buf, sizeof(path_buf));
            
            if (m_options.show_bp_locs)
            {
                const bool show_inlines = true;
                m_breakpoint_locations.Reset (start_file, 0, show_inlines);
                SearchFilter target_search_filter (exe_ctx.GetTargetSP());
                target_search_filter.Search (m_breakpoint_locations);
            }
            else
                m_breakpoint_locations.Clear();

            result.AppendMessageWithFormat("File: %s.\n", path_buf);
            target->GetSourceManager().DisplaySourceLinesWithLineNumbers (start_file,
                                                                          line_no,
                                                                          0,
                                                                          m_options.num_lines,
                                                                          "",
                                                                          &result.GetOutputStream(),
                                                                          GetBreakpointLocations ());
            
            result.SetStatus (eReturnStatusSuccessFinishResult);
            return true;

        }
        else if (m_options.address != LLDB_INVALID_ADDRESS)
        {
            SymbolContext sc;
            Address so_addr;
            StreamString error_strm;

            if (target->GetSectionLoadList().IsEmpty())
            {
                // The target isn't loaded yet, we need to lookup the file address
                // in all modules
                const ModuleList &module_list = target->GetImages();
                const uint32_t num_modules = module_list.GetSize();
                for (uint32_t i=0; i<num_modules; ++i)
                {
                    ModuleSP module_sp (module_list.GetModuleAtIndex(i));
                    if (module_sp && module_sp->ResolveFileAddress(m_options.address, so_addr))
                    {
                        sc.Clear();
                        if (module_sp->ResolveSymbolContextForAddress (so_addr, eSymbolContextEverything, sc) & eSymbolContextLineEntry)
                            sc_list.Append(sc);
                    }
                }
                
                if (sc_list.GetSize() == 0)
                {
                    result.AppendErrorWithFormat("no modules have source information for file address 0x%" PRIx64 ".\n",
                                                 m_options.address);
                    result.SetStatus (eReturnStatusFailed);
                    return false;
                }
            }
            else
            {
                // The target has some things loaded, resolve this address to a
                // compile unit + file + line and display
                if (target->GetSectionLoadList().ResolveLoadAddress (m_options.address, so_addr))
                {
                    ModuleSP module_sp (so_addr.GetModule());
                    if (module_sp)
                    {
                        sc.Clear();
                        if (module_sp->ResolveSymbolContextForAddress (so_addr, eSymbolContextEverything, sc) & eSymbolContextLineEntry)
                        {
                            sc_list.Append(sc);
                        }
                        else
                        {
                            so_addr.Dump(&error_strm, NULL, Address::DumpStyleModuleWithFileAddress);
                            result.AppendErrorWithFormat("address resolves to %s, but there is no line table information available for this address.\n",
                                                         error_strm.GetData());
                            result.SetStatus (eReturnStatusFailed);
                            return false;
                        }
                    }
                }

                if (sc_list.GetSize() == 0)
                {
                    result.AppendErrorWithFormat("no modules contain load address 0x%" PRIx64 ".\n", m_options.address);
                    result.SetStatus (eReturnStatusFailed);
                    return false;
                }
            }
            uint32_t num_matches = sc_list.GetSize();
            for (uint32_t i=0; i<num_matches; ++i)
            {
                sc_list.GetContextAtIndex(i, sc);
                if (sc.comp_unit)
                {
                    if (m_options.show_bp_locs)
                    {
                        m_breakpoint_locations.Clear();
                        const bool show_inlines = true;
                        m_breakpoint_locations.Reset (*sc.comp_unit, 0, show_inlines);
                        SearchFilter target_search_filter (target->shared_from_this());
                        target_search_filter.Search (m_breakpoint_locations);
                    }
                    
                    bool show_fullpaths = true;
                    bool show_module = true;
                    bool show_inlined_frames = true;
                    sc.DumpStopContext(&result.GetOutputStream(),
                                       exe_ctx.GetBestExecutionContextScope(),
                                       sc.line_entry.range.GetBaseAddress(),
                                       show_fullpaths,
                                       show_module,
                                       show_inlined_frames);
                    result.GetOutputStream().EOL();
                    
                    size_t lines_to_back_up = m_options.num_lines >= 10 ? 5 : m_options.num_lines/2;

                    target->GetSourceManager().DisplaySourceLinesWithLineNumbers (sc.comp_unit,
                                                                                  sc.line_entry.line,
                                                                                  lines_to_back_up,
                                                                                  m_options.num_lines - lines_to_back_up,
                                                                                  "->",
                                                                                  &result.GetOutputStream(),
                                                                                  GetBreakpointLocations ());
                    result.SetStatus (eReturnStatusSuccessFinishResult);
                }
            }
        }
        else if (m_options.file_name.empty())
        {
            // Last valid source manager context, or the current frame if no
            // valid last context in source manager.
            // One little trick here, if you type the exact same list command twice in a row, it is
            // more likely because you typed it once, then typed it again
            if (m_options.start_line == 0)
            {
                if (target->GetSourceManager().DisplayMoreWithLineNumbers (&result.GetOutputStream(),
                                                                                               GetBreakpointLocations ()))
                {
                    result.SetStatus (eReturnStatusSuccessFinishResult);
                }
            }
            else
            {
                if (m_options.show_bp_locs)
                {
                    SourceManager::FileSP last_file_sp (target->GetSourceManager().GetLastFile ());
                    if (last_file_sp)
                    {
                        const bool show_inlines = true;
                        m_breakpoint_locations.Reset (last_file_sp->GetFileSpec(), 0, show_inlines);
                        SearchFilter target_search_filter (target->shared_from_this());
                        target_search_filter.Search (m_breakpoint_locations);
                    }
                }
                else
                    m_breakpoint_locations.Clear();

                if (target->GetSourceManager().DisplaySourceLinesWithLineNumbersUsingLastFile(
                            m_options.start_line,   // Line to display
                            0,                      // Lines before line to display
                            m_options.num_lines,    // Lines after line to display
                            "",                     // Don't mark "line"
                            &result.GetOutputStream(),
                            GetBreakpointLocations ()))
                {
                    result.SetStatus (eReturnStatusSuccessFinishResult);
                }

            }
        }
        else
        {
            const char *filename = m_options.file_name.c_str();

            bool check_inlines = false;
            SymbolContextList sc_list;
            size_t num_matches = 0;
            
            if (m_options.modules.size() > 0)
            {
                ModuleList matching_modules;
                for (unsigned i = 0, e = m_options.modules.size(); i != e; i++)
                {
                    FileSpec module_file_spec(m_options.modules[i].c_str(), false);
                    if (module_file_spec)
                    {
                        ModuleSpec module_spec (module_file_spec);
                        matching_modules.Clear();
                        target->GetImages().FindModules (module_spec, matching_modules);
                        num_matches += matching_modules.ResolveSymbolContextForFilePath (filename,
                                                                                         0,
                                                                                         check_inlines,
                                                                                         eSymbolContextModule | eSymbolContextCompUnit,
                                                                                         sc_list);
                    }
                }
            }
            else
            {
                num_matches = target->GetImages().ResolveSymbolContextForFilePath (filename,
                                                                                   0,
                                                                                   check_inlines,
                                                                                   eSymbolContextModule | eSymbolContextCompUnit,
                                                                                   sc_list);
            }
            
            if (num_matches == 0)
            {
                result.AppendErrorWithFormat("Could not find source file \"%s\".\n", 
                                             m_options.file_name.c_str());
                result.SetStatus (eReturnStatusFailed);
                return false;
            }
            
            if (num_matches > 1)
            {
                SymbolContext sc;
                bool got_multiple = false;
                FileSpec *test_cu_spec = NULL;

                for (unsigned i = 0; i < num_matches; i++)
                {
                    sc_list.GetContextAtIndex(i, sc);
                    if (sc.comp_unit)
                    {
                        if (test_cu_spec)
                        {
                            if (test_cu_spec != static_cast<FileSpec *> (sc.comp_unit))
                                got_multiple = true;
                                break;
                        }
                        else
                            test_cu_spec = sc.comp_unit;
                    }
                }
                if (got_multiple)
                {
                    result.AppendErrorWithFormat("Multiple source files found matching: \"%s.\"\n", 
                                                 m_options.file_name.c_str());
                    result.SetStatus (eReturnStatusFailed);
                    return false;
                }
            }
            
            SymbolContext sc;
            if (sc_list.GetContextAtIndex(0, sc))
            {
                if (sc.comp_unit)
                {
                    if (m_options.show_bp_locs)
                    {
                        const bool show_inlines = true;
                        m_breakpoint_locations.Reset (*sc.comp_unit, 0, show_inlines);
                        SearchFilter target_search_filter (target->shared_from_this());
                        target_search_filter.Search (m_breakpoint_locations);
                    }
                    else
                        m_breakpoint_locations.Clear();

                    target->GetSourceManager().DisplaySourceLinesWithLineNumbers (sc.comp_unit,
                                                                                  m_options.start_line,
                                                                                  0,
                                                                                  m_options.num_lines,
                                                                                  "",
                                                                                  &result.GetOutputStream(),
                                                                                  GetBreakpointLocations ());

                    result.SetStatus (eReturnStatusSuccessFinishResult);
                }
                else
                {
                    result.AppendErrorWithFormat("No comp unit found for: \"%s.\"\n", 
                                                 m_options.file_name.c_str());
                    result.SetStatus (eReturnStatusFailed);
                    return false;
                }
            }
        }
        return result.Succeeded();
    }