//===-- CommandObjectProcess.cpp --------------------------------*- C++ -*-===// // // The LLVM Compiler Infrastructure // // This file is distributed under the University of Illinois Open Source // License. See LICENSE.TXT for details. // //===----------------------------------------------------------------------===// // C Includes // C++ Includes // Other libraries and framework includes // Project includes #include "CommandObjectProcess.h" #include "lldb/Breakpoint/Breakpoint.h" #include "lldb/Breakpoint/BreakpointLocation.h" #include "lldb/Breakpoint/BreakpointSite.h" #include "lldb/Core/State.h" #include "lldb/Core/Module.h" #include "lldb/Core/PluginManager.h" #include "lldb/Host/Host.h" #include "lldb/Host/StringConvert.h" #include "lldb/Interpreter/Args.h" #include "lldb/Interpreter/Options.h" #include "lldb/Interpreter/CommandInterpreter.h" #include "lldb/Interpreter/CommandReturnObject.h" #include "lldb/Target/Platform.h" #include "lldb/Target/Process.h" #include "lldb/Target/StopInfo.h" #include "lldb/Target/Target.h" #include "lldb/Target/Thread.h" #include "lldb/Target/UnixSignals.h" using namespace lldb; using namespace lldb_private; class CommandObjectProcessLaunchOrAttach : public CommandObjectParsed { public: CommandObjectProcessLaunchOrAttach (CommandInterpreter &interpreter, const char *name, const char *help, const char *syntax, uint32_t flags, const char *new_process_action) : CommandObjectParsed (interpreter, name, help, syntax, flags), m_new_process_action (new_process_action) {} ~CommandObjectProcessLaunchOrAttach() override = default; protected: bool StopProcessIfNecessary (Process *process, StateType &state, CommandReturnObject &result) { state = eStateInvalid; if (process) { state = process->GetState(); if (process->IsAlive() && state != eStateConnected) { char message[1024]; if (process->GetState() == eStateAttaching) ::snprintf (message, sizeof(message), "There is a pending attach, abort it and %s?", m_new_process_action.c_str()); else if (process->GetShouldDetach()) ::snprintf (message, sizeof(message), "There is a running process, detach from it and %s?", m_new_process_action.c_str()); else ::snprintf (message, sizeof(message), "There is a running process, kill it and %s?", m_new_process_action.c_str()); if (!m_interpreter.Confirm (message, true)) { result.SetStatus (eReturnStatusFailed); return false; } else { if (process->GetShouldDetach()) { bool keep_stopped = false; Error detach_error (process->Detach(keep_stopped)); if (detach_error.Success()) { result.SetStatus (eReturnStatusSuccessFinishResult); process = nullptr; } else { result.AppendErrorWithFormat ("Failed to detach from process: %s\n", detach_error.AsCString()); result.SetStatus (eReturnStatusFailed); } } else { Error destroy_error (process->Destroy(false)); if (destroy_error.Success()) { result.SetStatus (eReturnStatusSuccessFinishResult); process = nullptr; } else { result.AppendErrorWithFormat ("Failed to kill process: %s\n", destroy_error.AsCString()); result.SetStatus (eReturnStatusFailed); } } } } } return result.Succeeded(); } std::string m_new_process_action; }; //------------------------------------------------------------------------- // CommandObjectProcessLaunch //------------------------------------------------------------------------- #pragma mark CommandObjectProcessLaunch class CommandObjectProcessLaunch : public CommandObjectProcessLaunchOrAttach { public: CommandObjectProcessLaunch (CommandInterpreter &interpreter) : CommandObjectProcessLaunchOrAttach(interpreter, "process launch", "Launch the executable in the debugger.", nullptr, eCommandRequiresTarget, "restart"), m_options (interpreter) { CommandArgumentEntry arg; CommandArgumentData run_args_arg; // Define the first (and only) variant of this arg. run_args_arg.arg_type = eArgTypeRunArgs; run_args_arg.arg_repetition = eArgRepeatOptional; // There is only one variant this argument could be; put it into the argument entry. arg.push_back (run_args_arg); // Push the data for the first argument into the m_arguments vector. m_arguments.push_back (arg); } ~CommandObjectProcessLaunch() override = default; int HandleArgumentCompletion (Args &input, int &cursor_index, int &cursor_char_position, OptionElementVector &opt_element_vector, int match_start_point, int max_return_elements, bool &word_complete, StringList &matches) override { std::string completion_str (input.GetArgumentAtIndex(cursor_index)); completion_str.erase (cursor_char_position); CommandCompletions::InvokeCommonCompletionCallbacks(m_interpreter, CommandCompletions::eDiskFileCompletion, completion_str.c_str(), match_start_point, max_return_elements, nullptr, word_complete, matches); return matches.GetSize(); } Options * GetOptions () override { return &m_options; } const char * GetRepeatCommand (Args ¤t_command_args, uint32_t index) override { // No repeat for "process launch"... return ""; } protected: bool DoExecute (Args& launch_args, CommandReturnObject &result) override { Debugger &debugger = m_interpreter.GetDebugger(); Target *target = debugger.GetSelectedTarget().get(); // If our listener is nullptr, users aren't allows to launch ModuleSP exe_module_sp = target->GetExecutableModule(); if (exe_module_sp == nullptr) { result.AppendError ("no file in target, create a debug target using the 'target create' command"); result.SetStatus (eReturnStatusFailed); return false; } StateType state = eStateInvalid; if (!StopProcessIfNecessary(m_exe_ctx.GetProcessPtr(), state, result)) return false; const char *target_settings_argv0 = target->GetArg0(); // Determine whether we will disable ASLR or leave it in the default state (i.e. enabled if the platform supports it). // First check if the process launch options explicitly turn on/off disabling ASLR. If so, use that setting; // otherwise, use the 'settings target.disable-aslr' setting. bool disable_aslr = false; if (m_options.disable_aslr != eLazyBoolCalculate) { // The user specified an explicit setting on the process launch line. Use it. disable_aslr = (m_options.disable_aslr == eLazyBoolYes); } else { // The user did not explicitly specify whether to disable ASLR. Fall back to the target.disable-aslr setting. disable_aslr = target->GetDisableASLR (); } if (disable_aslr) m_options.launch_info.GetFlags().Set (eLaunchFlagDisableASLR); else m_options.launch_info.GetFlags().Clear (eLaunchFlagDisableASLR); if (target->GetDetachOnError()) m_options.launch_info.GetFlags().Set (eLaunchFlagDetachOnError); if (target->GetDisableSTDIO()) m_options.launch_info.GetFlags().Set (eLaunchFlagDisableSTDIO); Args environment; target->GetEnvironmentAsArgs (environment); if (environment.GetArgumentCount() > 0) m_options.launch_info.GetEnvironmentEntries ().AppendArguments (environment); if (target_settings_argv0) { m_options.launch_info.GetArguments().AppendArgument (target_settings_argv0); m_options.launch_info.SetExecutableFile(exe_module_sp->GetPlatformFileSpec(), false); } else { m_options.launch_info.SetExecutableFile(exe_module_sp->GetPlatformFileSpec(), true); } if (launch_args.GetArgumentCount() == 0) { m_options.launch_info.GetArguments().AppendArguments (target->GetProcessLaunchInfo().GetArguments()); } else { m_options.launch_info.GetArguments().AppendArguments (launch_args); // Save the arguments for subsequent runs in the current target. target->SetRunArguments (launch_args); } StreamString stream; Error error = target->Launch(m_options.launch_info, &stream); if (error.Success()) { ProcessSP process_sp (target->GetProcessSP()); if (process_sp) { // There is a race condition where this thread will return up the call stack to the main command // handler and show an (lldb) prompt before HandlePrivateEvent (from PrivateStateThread) has // a chance to call PushProcessIOHandler(). process_sp->SyncIOHandler (0, 2000); const char *data = stream.GetData(); if (data && strlen(data) > 0) result.AppendMessage(stream.GetData()); const char *archname = exe_module_sp->GetArchitecture().GetArchitectureName(); result.AppendMessageWithFormat ("Process %" PRIu64 " launched: '%s' (%s)\n", process_sp->GetID(), exe_module_sp->GetFileSpec().GetPath().c_str(), archname); result.SetStatus (eReturnStatusSuccessFinishResult); result.SetDidChangeProcessState (true); } else { result.AppendError("no error returned from Target::Launch, and target has no process"); result.SetStatus (eReturnStatusFailed); } } else { result.AppendError(error.AsCString()); result.SetStatus (eReturnStatusFailed); } return result.Succeeded(); } protected: ProcessLaunchCommandOptions m_options; }; //#define SET1 LLDB_OPT_SET_1 //#define SET2 LLDB_OPT_SET_2 //#define SET3 LLDB_OPT_SET_3 // //OptionDefinition //CommandObjectProcessLaunch::CommandOptions::g_option_table[] = //{ //{ SET1 | SET2 | SET3, false, "stop-at-entry", 's', OptionParser::eNoArgument, nullptr, 0, eArgTypeNone, "Stop at the entry point of the program when launching a process."}, //{ SET1 , false, "stdin", 'i', OptionParser::eRequiredArgument, nullptr, 0, eArgTypeDirectoryName, "Redirect stdin for the process to ."}, //{ SET1 , false, "stdout", 'o', OptionParser::eRequiredArgument, nullptr, 0, eArgTypeDirectoryName, "Redirect stdout for the process to ."}, //{ SET1 , false, "stderr", 'e', OptionParser::eRequiredArgument, nullptr, 0, eArgTypeDirectoryName, "Redirect stderr for the process to ."}, //{ SET1 | SET2 | SET3, false, "plugin", 'p', OptionParser::eRequiredArgument, nullptr, 0, eArgTypePlugin, "Name of the process plugin you want to use."}, //{ SET2 , false, "tty", 't', OptionParser::eOptionalArgument, nullptr, 0, eArgTypeDirectoryName, "Start the process in a terminal. If is specified, look for a terminal whose name contains , else start the process in a new terminal."}, //{ SET3, false, "no-stdio", 'n', OptionParser::eNoArgument, nullptr, 0, eArgTypeNone, "Do not set up for terminal I/O to go to running process."}, //{ SET1 | SET2 | SET3, false, "working-dir", 'w', OptionParser::eRequiredArgument, nullptr, 0, eArgTypeDirectoryName, "Set the current working directory to when running the inferior."}, //{ 0, false, nullptr, 0, 0, nullptr, 0, eArgTypeNone, nullptr } //}; // //#undef SET1 //#undef SET2 //#undef SET3 //------------------------------------------------------------------------- // CommandObjectProcessAttach //------------------------------------------------------------------------- #pragma mark CommandObjectProcessAttach class CommandObjectProcessAttach : public CommandObjectProcessLaunchOrAttach { public: class CommandOptions : public Options { public: CommandOptions (CommandInterpreter &interpreter) : Options(interpreter) { // Keep default values of all options in one place: OptionParsingStarting () OptionParsingStarting (); } ~CommandOptions() override = default; Error SetOptionValue (uint32_t option_idx, const char *option_arg) override { Error error; const int short_option = m_getopt_table[option_idx].val; bool success = false; switch (short_option) { case 'c': attach_info.SetContinueOnceAttached(true); break; case 'p': { lldb::pid_t pid = StringConvert::ToUInt32 (option_arg, LLDB_INVALID_PROCESS_ID, 0, &success); if (!success || pid == LLDB_INVALID_PROCESS_ID) { error.SetErrorStringWithFormat("invalid process ID '%s'", option_arg); } else { attach_info.SetProcessID (pid); } } break; case 'P': attach_info.SetProcessPluginName (option_arg); break; case 'n': attach_info.GetExecutableFile().SetFile(option_arg, false); break; case 'w': attach_info.SetWaitForLaunch(true); break; case 'i': attach_info.SetIgnoreExisting(false); break; default: error.SetErrorStringWithFormat("invalid short option character '%c'", short_option); break; } return error; } void OptionParsingStarting () override { attach_info.Clear(); } const OptionDefinition* GetDefinitions () override { return g_option_table; } bool HandleOptionArgumentCompletion (Args &input, int cursor_index, int char_pos, OptionElementVector &opt_element_vector, int opt_element_index, int match_start_point, int max_return_elements, bool &word_complete, StringList &matches) override { int opt_arg_pos = opt_element_vector[opt_element_index].opt_arg_pos; int opt_defs_index = opt_element_vector[opt_element_index].opt_defs_index; // We are only completing the name option for now... const OptionDefinition *opt_defs = GetDefinitions(); if (opt_defs[opt_defs_index].short_option == 'n') { // Are we in the name? // Look to see if there is a -P argument provided, and if so use that plugin, otherwise // use the default plugin. const char *partial_name = nullptr; partial_name = input.GetArgumentAtIndex(opt_arg_pos); PlatformSP platform_sp (m_interpreter.GetPlatform (true)); if (platform_sp) { ProcessInstanceInfoList process_infos; ProcessInstanceInfoMatch match_info; if (partial_name) { match_info.GetProcessInfo().GetExecutableFile().SetFile(partial_name, false); match_info.SetNameMatchType(eNameMatchStartsWith); } platform_sp->FindProcesses (match_info, process_infos); const size_t num_matches = process_infos.GetSize(); if (num_matches > 0) { for (size_t i = 0; i < num_matches; ++i) { matches.AppendString (process_infos.GetProcessNameAtIndex(i), process_infos.GetProcessNameLengthAtIndex(i)); } } } } return false; } // Options table: Required for subclasses of Options. static OptionDefinition g_option_table[]; // Instance variables to hold the values for command options. ProcessAttachInfo attach_info; }; CommandObjectProcessAttach (CommandInterpreter &interpreter) : CommandObjectProcessLaunchOrAttach (interpreter, "process attach", "Attach to a process.", "process attach ", 0, "attach"), m_options (interpreter) { } ~CommandObjectProcessAttach() override = default; Options * GetOptions () override { return &m_options; } protected: bool DoExecute (Args& command, CommandReturnObject &result) override { PlatformSP platform_sp (m_interpreter.GetDebugger().GetPlatformList().GetSelectedPlatform()); Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get(); // N.B. The attach should be synchronous. It doesn't help much to get the prompt back between initiating the attach // and the target actually stopping. So even if the interpreter is set to be asynchronous, we wait for the stop // ourselves here. StateType state = eStateInvalid; Process *process = m_exe_ctx.GetProcessPtr(); if (!StopProcessIfNecessary (process, state, result)) return false; if (target == nullptr) { // If there isn't a current target create one. TargetSP new_target_sp; Error error; error = m_interpreter.GetDebugger().GetTargetList().CreateTarget(m_interpreter.GetDebugger(), nullptr, nullptr, false, nullptr, // No platform options new_target_sp); target = new_target_sp.get(); if (target == nullptr || error.Fail()) { result.AppendError(error.AsCString("Error creating target")); return false; } m_interpreter.GetDebugger().GetTargetList().SetSelectedTarget(target); } // Record the old executable module, we want to issue a warning if the process of attaching changed the // current executable (like somebody said "file foo" then attached to a PID whose executable was bar.) ModuleSP old_exec_module_sp = target->GetExecutableModule(); ArchSpec old_arch_spec = target->GetArchitecture(); if (command.GetArgumentCount()) { result.AppendErrorWithFormat("Invalid arguments for '%s'.\nUsage: %s\n", m_cmd_name.c_str(), m_cmd_syntax.c_str()); result.SetStatus (eReturnStatusFailed); return false; } m_interpreter.UpdateExecutionContext(nullptr); StreamString stream; const auto error = target->Attach(m_options.attach_info, &stream); if (error.Success()) { ProcessSP process_sp (target->GetProcessSP()); if (process_sp) { if (stream.GetData()) result.AppendMessage(stream.GetData()); result.SetStatus (eReturnStatusSuccessFinishNoResult); result.SetDidChangeProcessState (true); result.SetAbnormalStopWasExpected(true); } else { result.AppendError("no error returned from Target::Attach, and target has no process"); result.SetStatus (eReturnStatusFailed); } } else { result.AppendErrorWithFormat ("attach failed: %s\n", error.AsCString()); result.SetStatus (eReturnStatusFailed); } if (!result.Succeeded()) return false; // Okay, we're done. Last step is to warn if the executable module has changed: char new_path[PATH_MAX]; ModuleSP new_exec_module_sp (target->GetExecutableModule()); if (!old_exec_module_sp) { // We might not have a module if we attached to a raw pid... if (new_exec_module_sp) { new_exec_module_sp->GetFileSpec().GetPath(new_path, PATH_MAX); result.AppendMessageWithFormat("Executable module set to \"%s\".\n", new_path); } } else if (old_exec_module_sp->GetFileSpec() != new_exec_module_sp->GetFileSpec()) { char old_path[PATH_MAX]; old_exec_module_sp->GetFileSpec().GetPath (old_path, PATH_MAX); new_exec_module_sp->GetFileSpec().GetPath (new_path, PATH_MAX); result.AppendWarningWithFormat("Executable module changed from \"%s\" to \"%s\".\n", old_path, new_path); } if (!old_arch_spec.IsValid()) { result.AppendMessageWithFormat ("Architecture set to: %s.\n", target->GetArchitecture().GetTriple().getTriple().c_str()); } else if (!old_arch_spec.IsExactMatch(target->GetArchitecture())) { result.AppendWarningWithFormat("Architecture changed from %s to %s.\n", old_arch_spec.GetTriple().getTriple().c_str(), target->GetArchitecture().GetTriple().getTriple().c_str()); } // This supports the use-case scenario of immediately continuing the process once attached. if (m_options.attach_info.GetContinueOnceAttached()) m_interpreter.HandleCommand("process continue", eLazyBoolNo, result); return result.Succeeded(); } CommandOptions m_options; }; OptionDefinition CommandObjectProcessAttach::CommandOptions::g_option_table[] = { { LLDB_OPT_SET_ALL, false, "continue",'c', OptionParser::eNoArgument, nullptr, nullptr, 0, eArgTypeNone, "Immediately continue the process once attached."}, { LLDB_OPT_SET_ALL, false, "plugin", 'P', OptionParser::eRequiredArgument, nullptr, nullptr, 0, eArgTypePlugin, "Name of the process plugin you want to use."}, { LLDB_OPT_SET_1, false, "pid", 'p', OptionParser::eRequiredArgument, nullptr, nullptr, 0, eArgTypePid, "The process ID of an existing process to attach to."}, { LLDB_OPT_SET_2, false, "name", 'n', OptionParser::eRequiredArgument, nullptr, nullptr, 0, eArgTypeProcessName, "The name of the process to attach to."}, { LLDB_OPT_SET_2, false, "include-existing", 'i', OptionParser::eNoArgument, nullptr, nullptr, 0, eArgTypeNone, "Include existing processes when doing attach -w."}, { LLDB_OPT_SET_2, false, "waitfor", 'w', OptionParser::eNoArgument, nullptr, nullptr, 0, eArgTypeNone, "Wait for the process with to launch."}, { 0, false, nullptr, 0, 0, nullptr, nullptr, 0, eArgTypeNone, nullptr } }; //------------------------------------------------------------------------- // CommandObjectProcessContinue //------------------------------------------------------------------------- #pragma mark CommandObjectProcessContinue class CommandObjectProcessContinue : public CommandObjectParsed { public: CommandObjectProcessContinue (CommandInterpreter &interpreter) : CommandObjectParsed (interpreter, "process continue", "Continue execution of all threads in the current process.", "process continue", eCommandRequiresProcess | eCommandTryTargetAPILock | eCommandProcessMustBeLaunched | eCommandProcessMustBePaused ), m_options(interpreter) { } ~CommandObjectProcessContinue() override = default; protected: class CommandOptions : public Options { public: CommandOptions (CommandInterpreter &interpreter) : Options(interpreter) { // Keep default values of all options in one place: OptionParsingStarting () OptionParsingStarting (); } ~CommandOptions() override = default; Error SetOptionValue (uint32_t option_idx, const char *option_arg) override { Error error; const int short_option = m_getopt_table[option_idx].val; bool success = false; switch (short_option) { case 'i': m_ignore = StringConvert::ToUInt32 (option_arg, 0, 0, &success); if (!success) error.SetErrorStringWithFormat ("invalid value for ignore option: \"%s\", should be a number.", option_arg); break; default: error.SetErrorStringWithFormat("invalid short option character '%c'", short_option); break; } return error; } void OptionParsingStarting () override { m_ignore = 0; } const OptionDefinition* GetDefinitions () override { return g_option_table; } // Options table: Required for subclasses of Options. static OptionDefinition g_option_table[]; uint32_t m_ignore; }; bool DoExecute (Args& command, CommandReturnObject &result) override { Process *process = m_exe_ctx.GetProcessPtr(); bool synchronous_execution = m_interpreter.GetSynchronous (); StateType state = process->GetState(); if (state == eStateStopped) { if (command.GetArgumentCount() != 0) { result.AppendErrorWithFormat ("The '%s' command does not take any arguments.\n", m_cmd_name.c_str()); result.SetStatus (eReturnStatusFailed); return false; } if (m_options.m_ignore > 0) { ThreadSP sel_thread_sp(GetDefaultThread()->shared_from_this()); if (sel_thread_sp) { StopInfoSP stop_info_sp = sel_thread_sp->GetStopInfo(); if (stop_info_sp && stop_info_sp->GetStopReason() == eStopReasonBreakpoint) { lldb::break_id_t bp_site_id = (lldb::break_id_t)stop_info_sp->GetValue(); BreakpointSiteSP bp_site_sp(process->GetBreakpointSiteList().FindByID(bp_site_id)); if (bp_site_sp) { const size_t num_owners = bp_site_sp->GetNumberOfOwners(); for (size_t i = 0; i < num_owners; i++) { Breakpoint &bp_ref = bp_site_sp->GetOwnerAtIndex(i)->GetBreakpoint(); if (!bp_ref.IsInternal()) { bp_ref.SetIgnoreCount(m_options.m_ignore); } } } } } } { // Scope for thread list mutex: std::lock_guard guard(process->GetThreadList().GetMutex()); const uint32_t num_threads = process->GetThreadList().GetSize(); // Set the actions that the threads should each take when resuming for (uint32_t idx=0; idxGetThreadList().GetThreadAtIndex(idx)->SetResumeState (eStateRunning, override_suspend); } } const uint32_t iohandler_id = process->GetIOHandlerID(); StreamString stream; Error error; if (synchronous_execution) error = process->ResumeSynchronous (&stream); else error = process->Resume (); if (error.Success()) { // There is a race condition where this thread will return up the call stack to the main command // handler and show an (lldb) prompt before HandlePrivateEvent (from PrivateStateThread) has // a chance to call PushProcessIOHandler(). process->SyncIOHandler(iohandler_id, 2000); result.AppendMessageWithFormat ("Process %" PRIu64 " resuming\n", process->GetID()); if (synchronous_execution) { // If any state changed events had anything to say, add that to the result if (stream.GetData()) result.AppendMessage(stream.GetData()); result.SetDidChangeProcessState (true); result.SetStatus (eReturnStatusSuccessFinishNoResult); } else { result.SetStatus (eReturnStatusSuccessContinuingNoResult); } } else { result.AppendErrorWithFormat("Failed to resume process: %s.\n", error.AsCString()); result.SetStatus (eReturnStatusFailed); } } else { result.AppendErrorWithFormat ("Process cannot be continued from its current state (%s).\n", StateAsCString(state)); result.SetStatus (eReturnStatusFailed); } return result.Succeeded(); } Options * GetOptions () override { return &m_options; } CommandOptions m_options; }; OptionDefinition CommandObjectProcessContinue::CommandOptions::g_option_table[] = { { LLDB_OPT_SET_ALL, false, "ignore-count",'i', OptionParser::eRequiredArgument, nullptr, nullptr, 0, eArgTypeUnsignedInteger, "Ignore crossings of the breakpoint (if it exists) for the currently selected thread."}, { 0, false, nullptr, 0, 0, nullptr, nullptr, 0, eArgTypeNone, nullptr } }; //------------------------------------------------------------------------- // CommandObjectProcessDetach //------------------------------------------------------------------------- #pragma mark CommandObjectProcessDetach class CommandObjectProcessDetach : public CommandObjectParsed { public: class CommandOptions : public Options { public: CommandOptions (CommandInterpreter &interpreter) : Options (interpreter) { OptionParsingStarting (); } ~CommandOptions() override = default; Error SetOptionValue (uint32_t option_idx, const char *option_arg) override { Error error; const int short_option = m_getopt_table[option_idx].val; switch (short_option) { case 's': bool tmp_result; bool success; tmp_result = Args::StringToBoolean(option_arg, false, &success); if (!success) error.SetErrorStringWithFormat("invalid boolean option: \"%s\"", option_arg); else { if (tmp_result) m_keep_stopped = eLazyBoolYes; else m_keep_stopped = eLazyBoolNo; } break; default: error.SetErrorStringWithFormat("invalid short option character '%c'", short_option); break; } return error; } void OptionParsingStarting () override { m_keep_stopped = eLazyBoolCalculate; } const OptionDefinition* GetDefinitions () override { return g_option_table; } // Options table: Required for subclasses of Options. static OptionDefinition g_option_table[]; // Instance variables to hold the values for command options. LazyBool m_keep_stopped; }; CommandObjectProcessDetach(CommandInterpreter &interpreter) : CommandObjectParsed(interpreter, "process detach", "Detach from the current target process.", "process detach", eCommandRequiresProcess | eCommandTryTargetAPILock | eCommandProcessMustBeLaunched), m_options(interpreter) { } ~CommandObjectProcessDetach() override = default; Options * GetOptions () override { return &m_options; } protected: bool DoExecute (Args& command, CommandReturnObject &result) override { Process *process = m_exe_ctx.GetProcessPtr(); // FIXME: This will be a Command Option: bool keep_stopped; if (m_options.m_keep_stopped == eLazyBoolCalculate) { // Check the process default: keep_stopped = process->GetDetachKeepsStopped(); } else if (m_options.m_keep_stopped == eLazyBoolYes) keep_stopped = true; else keep_stopped = false; Error error (process->Detach(keep_stopped)); if (error.Success()) { result.SetStatus (eReturnStatusSuccessFinishResult); } else { result.AppendErrorWithFormat ("Detach failed: %s\n", error.AsCString()); result.SetStatus (eReturnStatusFailed); return false; } return result.Succeeded(); } CommandOptions m_options; }; OptionDefinition CommandObjectProcessDetach::CommandOptions::g_option_table[] = { { LLDB_OPT_SET_1, false, "keep-stopped", 's', OptionParser::eRequiredArgument, nullptr, nullptr, 0, eArgTypeBoolean, "Whether or not the process should be kept stopped on detach (if possible)." }, { 0, false, nullptr, 0, 0, nullptr, nullptr, 0, eArgTypeNone, nullptr } }; //------------------------------------------------------------------------- // CommandObjectProcessConnect //------------------------------------------------------------------------- #pragma mark CommandObjectProcessConnect class CommandObjectProcessConnect : public CommandObjectParsed { public: class CommandOptions : public Options { public: CommandOptions (CommandInterpreter &interpreter) : Options(interpreter) { // Keep default values of all options in one place: OptionParsingStarting () OptionParsingStarting (); } ~CommandOptions() override = default; Error SetOptionValue (uint32_t option_idx, const char *option_arg) override { Error error; const int short_option = m_getopt_table[option_idx].val; switch (short_option) { case 'p': plugin_name.assign (option_arg); break; default: error.SetErrorStringWithFormat("invalid short option character '%c'", short_option); break; } return error; } void OptionParsingStarting () override { plugin_name.clear(); } const OptionDefinition* GetDefinitions () override { return g_option_table; } // Options table: Required for subclasses of Options. static OptionDefinition g_option_table[]; // Instance variables to hold the values for command options. std::string plugin_name; }; CommandObjectProcessConnect (CommandInterpreter &interpreter) : CommandObjectParsed (interpreter, "process connect", "Connect to a remote debug service.", "process connect ", 0), m_options (interpreter) { } ~CommandObjectProcessConnect() override = default; Options * GetOptions () override { return &m_options; } protected: bool DoExecute (Args& command, CommandReturnObject &result) override { if (command.GetArgumentCount() != 1) { result.AppendErrorWithFormat ("'%s' takes exactly one argument:\nUsage: %s\n", m_cmd_name.c_str(), m_cmd_syntax.c_str()); result.SetStatus (eReturnStatusFailed); return false; } Process *process = m_exe_ctx.GetProcessPtr(); if (process && process->IsAlive()) { result.AppendErrorWithFormat ("Process %" PRIu64 " is currently being debugged, kill the process before connecting.\n", process->GetID()); result.SetStatus (eReturnStatusFailed); return false; } const char *plugin_name = nullptr; if (!m_options.plugin_name.empty()) plugin_name = m_options.plugin_name.c_str(); Error error; Debugger& debugger = m_interpreter.GetDebugger(); PlatformSP platform_sp = m_interpreter.GetPlatform(true); ProcessSP process_sp = platform_sp->ConnectProcess(command.GetArgumentAtIndex(0), plugin_name, debugger, debugger.GetSelectedTarget().get(), error); if (error.Fail() || process_sp == nullptr) { result.AppendError(error.AsCString("Error connecting to the process")); result.SetStatus (eReturnStatusFailed); return false; } return true; } CommandOptions m_options; }; OptionDefinition CommandObjectProcessConnect::CommandOptions::g_option_table[] = { { LLDB_OPT_SET_ALL, false, "plugin", 'p', OptionParser::eRequiredArgument, nullptr, nullptr, 0, eArgTypePlugin, "Name of the process plugin you want to use."}, { 0, false, nullptr, 0 , 0, nullptr, nullptr, 0, eArgTypeNone, nullptr } }; //------------------------------------------------------------------------- // CommandObjectProcessPlugin //------------------------------------------------------------------------- #pragma mark CommandObjectProcessPlugin class CommandObjectProcessPlugin : public CommandObjectProxy { public: CommandObjectProcessPlugin(CommandInterpreter &interpreter) : CommandObjectProxy(interpreter, "process plugin", "Send a custom command to the current target process plug-in.", "process plugin ", 0) { } ~CommandObjectProcessPlugin() override = default; CommandObject * GetProxyCommandObject() override { Process *process = m_interpreter.GetExecutionContext().GetProcessPtr(); if (process) return process->GetPluginCommandObject(); return nullptr; } }; //------------------------------------------------------------------------- // CommandObjectProcessLoad //------------------------------------------------------------------------- #pragma mark CommandObjectProcessLoad class CommandObjectProcessLoad : public CommandObjectParsed { public: class CommandOptions : public Options { public: CommandOptions (CommandInterpreter &interpreter) : Options(interpreter) { // Keep default values of all options in one place: OptionParsingStarting () OptionParsingStarting (); } ~CommandOptions() override = default; Error SetOptionValue (uint32_t option_idx, const char *option_arg) override { Error error; const int short_option = m_getopt_table[option_idx].val; switch (short_option) { case 'i': do_install = true; if (option_arg && option_arg[0]) install_path.SetFile(option_arg, false); break; default: error.SetErrorStringWithFormat("invalid short option character '%c'", short_option); break; } return error; } void OptionParsingStarting () override { do_install = false; install_path.Clear(); } const OptionDefinition* GetDefinitions () override { return g_option_table; } // Options table: Required for subclasses of Options. static OptionDefinition g_option_table[]; // Instance variables to hold the values for command options. bool do_install; FileSpec install_path; }; CommandObjectProcessLoad (CommandInterpreter &interpreter) : CommandObjectParsed (interpreter, "process load", "Load a shared library into the current process.", "process load [ ...]", eCommandRequiresProcess | eCommandTryTargetAPILock | eCommandProcessMustBeLaunched | eCommandProcessMustBePaused ), m_options (interpreter) { } ~CommandObjectProcessLoad() override = default; Options * GetOptions () override { return &m_options; } protected: bool DoExecute (Args& command, CommandReturnObject &result) override { Process *process = m_exe_ctx.GetProcessPtr(); const size_t argc = command.GetArgumentCount(); for (uint32_t i = 0; i < argc; ++i) { Error error; PlatformSP platform = process->GetTarget().GetPlatform(); const char *image_path = command.GetArgumentAtIndex(i); uint32_t image_token = LLDB_INVALID_IMAGE_TOKEN; if (!m_options.do_install) { FileSpec image_spec (image_path, false); platform->ResolveRemotePath(image_spec, image_spec); image_token = platform->LoadImage(process, FileSpec(), image_spec, error); } else if (m_options.install_path) { FileSpec image_spec (image_path, true); platform->ResolveRemotePath(m_options.install_path, m_options.install_path); image_token = platform->LoadImage(process, image_spec, m_options.install_path, error); } else { FileSpec image_spec (image_path, true); image_token = platform->LoadImage(process, image_spec, FileSpec(), error); } if (image_token != LLDB_INVALID_IMAGE_TOKEN) { result.AppendMessageWithFormat ("Loading \"%s\"...ok\nImage %u loaded.\n", image_path, image_token); result.SetStatus (eReturnStatusSuccessFinishResult); } else { result.AppendErrorWithFormat ("failed to load '%s': %s", image_path, error.AsCString()); result.SetStatus (eReturnStatusFailed); } } return result.Succeeded(); } CommandOptions m_options; }; OptionDefinition CommandObjectProcessLoad::CommandOptions::g_option_table[] = { { LLDB_OPT_SET_ALL, false, "install", 'i', OptionParser::eOptionalArgument, nullptr, nullptr, 0, eArgTypePath, "Install the shared library to the target. If specified without an argument then the library will installed in the current working directory."}, { 0, false, nullptr, 0 , 0, nullptr, nullptr, 0, eArgTypeNone, nullptr } }; //------------------------------------------------------------------------- // CommandObjectProcessUnload //------------------------------------------------------------------------- #pragma mark CommandObjectProcessUnload class CommandObjectProcessUnload : public CommandObjectParsed { public: CommandObjectProcessUnload (CommandInterpreter &interpreter) : CommandObjectParsed (interpreter, "process unload", "Unload a shared library from the current process using the index returned by a previous call to \"process load\".", "process unload ", eCommandRequiresProcess | eCommandTryTargetAPILock | eCommandProcessMustBeLaunched | eCommandProcessMustBePaused ) { } ~CommandObjectProcessUnload() override = default; protected: bool DoExecute (Args& command, CommandReturnObject &result) override { Process *process = m_exe_ctx.GetProcessPtr(); const size_t argc = command.GetArgumentCount(); for (uint32_t i = 0; i < argc; ++i) { const char *image_token_cstr = command.GetArgumentAtIndex(i); uint32_t image_token = StringConvert::ToUInt32(image_token_cstr, LLDB_INVALID_IMAGE_TOKEN, 0); if (image_token == LLDB_INVALID_IMAGE_TOKEN) { result.AppendErrorWithFormat ("invalid image index argument '%s'", image_token_cstr); result.SetStatus (eReturnStatusFailed); break; } else { Error error (process->GetTarget().GetPlatform()->UnloadImage(process, image_token)); if (error.Success()) { result.AppendMessageWithFormat ("Unloading shared library with index %u...ok\n", image_token); result.SetStatus (eReturnStatusSuccessFinishResult); } else { result.AppendErrorWithFormat ("failed to unload image: %s", error.AsCString()); result.SetStatus (eReturnStatusFailed); break; } } } return result.Succeeded(); } }; //------------------------------------------------------------------------- // CommandObjectProcessSignal //------------------------------------------------------------------------- #pragma mark CommandObjectProcessSignal class CommandObjectProcessSignal : public CommandObjectParsed { public: CommandObjectProcessSignal(CommandInterpreter &interpreter) : CommandObjectParsed(interpreter, "process signal", "Send a UNIX signal to the current target process.", nullptr, eCommandRequiresProcess | eCommandTryTargetAPILock) { CommandArgumentEntry arg; CommandArgumentData signal_arg; // Define the first (and only) variant of this arg. signal_arg.arg_type = eArgTypeUnixSignal; signal_arg.arg_repetition = eArgRepeatPlain; // There is only one variant this argument could be; put it into the argument entry. arg.push_back (signal_arg); // Push the data for the first argument into the m_arguments vector. m_arguments.push_back (arg); } ~CommandObjectProcessSignal() override = default; protected: bool DoExecute (Args& command, CommandReturnObject &result) override { Process *process = m_exe_ctx.GetProcessPtr(); if (command.GetArgumentCount() == 1) { int signo = LLDB_INVALID_SIGNAL_NUMBER; const char *signal_name = command.GetArgumentAtIndex(0); if (::isxdigit (signal_name[0])) signo = StringConvert::ToSInt32(signal_name, LLDB_INVALID_SIGNAL_NUMBER, 0); else signo = process->GetUnixSignals()->GetSignalNumberFromName(signal_name); if (signo == LLDB_INVALID_SIGNAL_NUMBER) { result.AppendErrorWithFormat ("Invalid signal argument '%s'.\n", command.GetArgumentAtIndex(0)); result.SetStatus (eReturnStatusFailed); } else { Error error (process->Signal (signo)); if (error.Success()) { result.SetStatus (eReturnStatusSuccessFinishResult); } else { result.AppendErrorWithFormat ("Failed to send signal %i: %s\n", signo, error.AsCString()); result.SetStatus (eReturnStatusFailed); } } } else { result.AppendErrorWithFormat("'%s' takes exactly one signal number argument:\nUsage: %s\n", m_cmd_name.c_str(), m_cmd_syntax.c_str()); result.SetStatus (eReturnStatusFailed); } return result.Succeeded(); } }; //------------------------------------------------------------------------- // CommandObjectProcessInterrupt //------------------------------------------------------------------------- #pragma mark CommandObjectProcessInterrupt class CommandObjectProcessInterrupt : public CommandObjectParsed { public: CommandObjectProcessInterrupt(CommandInterpreter &interpreter) : CommandObjectParsed(interpreter, "process interrupt", "Interrupt the current target process.", "process interrupt", eCommandRequiresProcess | eCommandTryTargetAPILock | eCommandProcessMustBeLaunched) { } ~CommandObjectProcessInterrupt() override = default; protected: bool DoExecute (Args& command, CommandReturnObject &result) override { Process *process = m_exe_ctx.GetProcessPtr(); if (process == nullptr) { result.AppendError ("no process to halt"); result.SetStatus (eReturnStatusFailed); return false; } if (command.GetArgumentCount() == 0) { bool clear_thread_plans = true; Error error(process->Halt (clear_thread_plans)); if (error.Success()) { result.SetStatus (eReturnStatusSuccessFinishResult); } else { result.AppendErrorWithFormat ("Failed to halt process: %s\n", error.AsCString()); result.SetStatus (eReturnStatusFailed); } } else { result.AppendErrorWithFormat("'%s' takes no arguments:\nUsage: %s\n", m_cmd_name.c_str(), m_cmd_syntax.c_str()); result.SetStatus (eReturnStatusFailed); } return result.Succeeded(); } }; //------------------------------------------------------------------------- // CommandObjectProcessKill //------------------------------------------------------------------------- #pragma mark CommandObjectProcessKill class CommandObjectProcessKill : public CommandObjectParsed { public: CommandObjectProcessKill(CommandInterpreter &interpreter) : CommandObjectParsed(interpreter, "process kill", "Terminate the current target process.", "process kill", eCommandRequiresProcess | eCommandTryTargetAPILock | eCommandProcessMustBeLaunched) { } ~CommandObjectProcessKill() override = default; protected: bool DoExecute (Args& command, CommandReturnObject &result) override { Process *process = m_exe_ctx.GetProcessPtr(); if (process == nullptr) { result.AppendError ("no process to kill"); result.SetStatus (eReturnStatusFailed); return false; } if (command.GetArgumentCount() == 0) { Error error (process->Destroy(true)); if (error.Success()) { result.SetStatus (eReturnStatusSuccessFinishResult); } else { result.AppendErrorWithFormat ("Failed to kill process: %s\n", error.AsCString()); result.SetStatus (eReturnStatusFailed); } } else { result.AppendErrorWithFormat("'%s' takes no arguments:\nUsage: %s\n", m_cmd_name.c_str(), m_cmd_syntax.c_str()); result.SetStatus (eReturnStatusFailed); } return result.Succeeded(); } }; //------------------------------------------------------------------------- // CommandObjectProcessSaveCore //------------------------------------------------------------------------- #pragma mark CommandObjectProcessSaveCore class CommandObjectProcessSaveCore : public CommandObjectParsed { public: CommandObjectProcessSaveCore (CommandInterpreter &interpreter) : CommandObjectParsed (interpreter, "process save-core", "Save the current process as a core file using an appropriate file type.", "process save-core FILE", eCommandRequiresProcess | eCommandTryTargetAPILock | eCommandProcessMustBeLaunched) { } ~CommandObjectProcessSaveCore() override = default; protected: bool DoExecute (Args& command, CommandReturnObject &result) override { ProcessSP process_sp = m_exe_ctx.GetProcessSP(); if (process_sp) { if (command.GetArgumentCount() == 1) { FileSpec output_file(command.GetArgumentAtIndex(0), false); Error error = PluginManager::SaveCore(process_sp, output_file); if (error.Success()) { result.SetStatus (eReturnStatusSuccessFinishResult); } else { result.AppendErrorWithFormat ("Failed to save core file for process: %s\n", error.AsCString()); result.SetStatus (eReturnStatusFailed); } } else { result.AppendErrorWithFormat ("'%s' takes one arguments:\nUsage: %s\n", m_cmd_name.c_str(), m_cmd_syntax.c_str()); result.SetStatus (eReturnStatusFailed); } } else { result.AppendError ("invalid process"); result.SetStatus (eReturnStatusFailed); return false; } return result.Succeeded(); } }; //------------------------------------------------------------------------- // CommandObjectProcessStatus //------------------------------------------------------------------------- #pragma mark CommandObjectProcessStatus class CommandObjectProcessStatus : public CommandObjectParsed { public: CommandObjectProcessStatus(CommandInterpreter &interpreter) : CommandObjectParsed(interpreter, "process status", "Show status and stop location for the current target process.", "process status", eCommandRequiresProcess | eCommandTryTargetAPILock) { } ~CommandObjectProcessStatus() override = default; bool DoExecute (Args& command, CommandReturnObject &result) override { Stream &strm = result.GetOutputStream(); result.SetStatus (eReturnStatusSuccessFinishNoResult); // No need to check "process" for validity as eCommandRequiresProcess ensures it is valid Process *process = m_exe_ctx.GetProcessPtr(); const bool only_threads_with_stop_reason = true; const uint32_t start_frame = 0; const uint32_t num_frames = 1; const uint32_t num_frames_with_source = 1; process->GetStatus(strm); process->GetThreadStatus (strm, only_threads_with_stop_reason, start_frame, num_frames, num_frames_with_source); return result.Succeeded(); } }; //------------------------------------------------------------------------- // CommandObjectProcessHandle //------------------------------------------------------------------------- #pragma mark CommandObjectProcessHandle class CommandObjectProcessHandle : public CommandObjectParsed { public: class CommandOptions : public Options { public: CommandOptions (CommandInterpreter &interpreter) : Options (interpreter) { OptionParsingStarting (); } ~CommandOptions() override = default; Error SetOptionValue (uint32_t option_idx, const char *option_arg) override { Error error; const int short_option = m_getopt_table[option_idx].val; switch (short_option) { case 's': stop = option_arg; break; case 'n': notify = option_arg; break; case 'p': pass = option_arg; break; default: error.SetErrorStringWithFormat("invalid short option character '%c'", short_option); break; } return error; } void OptionParsingStarting () override { stop.clear(); notify.clear(); pass.clear(); } const OptionDefinition* GetDefinitions () override { return g_option_table; } // Options table: Required for subclasses of Options. static OptionDefinition g_option_table[]; // Instance variables to hold the values for command options. std::string stop; std::string notify; std::string pass; }; CommandObjectProcessHandle(CommandInterpreter &interpreter) : CommandObjectParsed( interpreter, "process handle", "Manage LLDB handling of OS signals for the current target process. Defaults to showing current policy.", nullptr), m_options(interpreter) { SetHelpLong ("\nIf no signals are specified, update them all. If no update " "option is specified, list the current values."); CommandArgumentEntry arg; CommandArgumentData signal_arg; signal_arg.arg_type = eArgTypeUnixSignal; signal_arg.arg_repetition = eArgRepeatStar; arg.push_back (signal_arg); m_arguments.push_back (arg); } ~CommandObjectProcessHandle() override = default; Options * GetOptions () override { return &m_options; } bool VerifyCommandOptionValue (const std::string &option, int &real_value) { bool okay = true; bool success = false; bool tmp_value = Args::StringToBoolean (option.c_str(), false, &success); if (success && tmp_value) real_value = 1; else if (success && !tmp_value) real_value = 0; else { // If the value isn't 'true' or 'false', it had better be 0 or 1. real_value = StringConvert::ToUInt32 (option.c_str(), 3); if (real_value != 0 && real_value != 1) okay = false; } return okay; } void PrintSignalHeader (Stream &str) { str.Printf ("NAME PASS STOP NOTIFY\n"); str.Printf ("=========== ===== ===== ======\n"); } void PrintSignal(Stream &str, int32_t signo, const char *sig_name, const UnixSignalsSP &signals_sp) { bool stop; bool suppress; bool notify; str.Printf ("%-11s ", sig_name); if (signals_sp->GetSignalInfo(signo, suppress, stop, notify)) { bool pass = !suppress; str.Printf ("%s %s %s", (pass ? "true " : "false"), (stop ? "true " : "false"), (notify ? "true " : "false")); } str.Printf ("\n"); } void PrintSignalInformation(Stream &str, Args &signal_args, int num_valid_signals, const UnixSignalsSP &signals_sp) { PrintSignalHeader (str); if (num_valid_signals > 0) { size_t num_args = signal_args.GetArgumentCount(); for (size_t i = 0; i < num_args; ++i) { int32_t signo = signals_sp->GetSignalNumberFromName(signal_args.GetArgumentAtIndex(i)); if (signo != LLDB_INVALID_SIGNAL_NUMBER) PrintSignal (str, signo, signal_args.GetArgumentAtIndex (i), signals_sp); } } else // Print info for ALL signals { int32_t signo = signals_sp->GetFirstSignalNumber(); while (signo != LLDB_INVALID_SIGNAL_NUMBER) { PrintSignal(str, signo, signals_sp->GetSignalAsCString(signo), signals_sp); signo = signals_sp->GetNextSignalNumber(signo); } } } protected: bool DoExecute (Args &signal_args, CommandReturnObject &result) override { TargetSP target_sp = m_interpreter.GetDebugger().GetSelectedTarget(); if (!target_sp) { result.AppendError ("No current target;" " cannot handle signals until you have a valid target and process.\n"); result.SetStatus (eReturnStatusFailed); return false; } ProcessSP process_sp = target_sp->GetProcessSP(); if (!process_sp) { result.AppendError ("No current process; cannot handle signals until you have a valid process.\n"); result.SetStatus (eReturnStatusFailed); return false; } int stop_action = -1; // -1 means leave the current setting alone int pass_action = -1; // -1 means leave the current setting alone int notify_action = -1; // -1 means leave the current setting alone if (! m_options.stop.empty() && ! VerifyCommandOptionValue (m_options.stop, stop_action)) { result.AppendError ("Invalid argument for command option --stop; must be true or false.\n"); result.SetStatus (eReturnStatusFailed); return false; } if (! m_options.notify.empty() && ! VerifyCommandOptionValue (m_options.notify, notify_action)) { result.AppendError ("Invalid argument for command option --notify; must be true or false.\n"); result.SetStatus (eReturnStatusFailed); return false; } if (! m_options.pass.empty() && ! VerifyCommandOptionValue (m_options.pass, pass_action)) { result.AppendError ("Invalid argument for command option --pass; must be true or false.\n"); result.SetStatus (eReturnStatusFailed); return false; } size_t num_args = signal_args.GetArgumentCount(); UnixSignalsSP signals_sp = process_sp->GetUnixSignals(); int num_signals_set = 0; if (num_args > 0) { for (size_t i = 0; i < num_args; ++i) { int32_t signo = signals_sp->GetSignalNumberFromName(signal_args.GetArgumentAtIndex(i)); if (signo != LLDB_INVALID_SIGNAL_NUMBER) { // Casting the actions as bools here should be okay, because VerifyCommandOptionValue guarantees // the value is either 0 or 1. if (stop_action != -1) signals_sp->SetShouldStop(signo, stop_action); if (pass_action != -1) { bool suppress = !pass_action; signals_sp->SetShouldSuppress(signo, suppress); } if (notify_action != -1) signals_sp->SetShouldNotify(signo, notify_action); ++num_signals_set; } else { result.AppendErrorWithFormat ("Invalid signal name '%s'\n", signal_args.GetArgumentAtIndex (i)); } } } else { // No signal specified, if any command options were specified, update ALL signals. if ((notify_action != -1) || (stop_action != -1) || (pass_action != -1)) { if (m_interpreter.Confirm ("Do you really want to update all the signals?", false)) { int32_t signo = signals_sp->GetFirstSignalNumber(); while (signo != LLDB_INVALID_SIGNAL_NUMBER) { if (notify_action != -1) signals_sp->SetShouldNotify(signo, notify_action); if (stop_action != -1) signals_sp->SetShouldStop(signo, stop_action); if (pass_action != -1) { bool suppress = !pass_action; signals_sp->SetShouldSuppress(signo, suppress); } signo = signals_sp->GetNextSignalNumber(signo); } } } } PrintSignalInformation (result.GetOutputStream(), signal_args, num_signals_set, signals_sp); if (num_signals_set > 0) result.SetStatus (eReturnStatusSuccessFinishNoResult); else result.SetStatus (eReturnStatusFailed); return result.Succeeded(); } CommandOptions m_options; }; OptionDefinition CommandObjectProcessHandle::CommandOptions::g_option_table[] = { { LLDB_OPT_SET_1, false, "stop", 's', OptionParser::eRequiredArgument, nullptr, nullptr, 0, eArgTypeBoolean, "Whether or not the process should be stopped if the signal is received." }, { LLDB_OPT_SET_1, false, "notify", 'n', OptionParser::eRequiredArgument, nullptr, nullptr, 0, eArgTypeBoolean, "Whether or not the debugger should notify the user if the signal is received." }, { LLDB_OPT_SET_1, false, "pass", 'p', OptionParser::eRequiredArgument, nullptr, nullptr, 0, eArgTypeBoolean, "Whether or not the signal should be passed to the process." }, { 0, false, nullptr, 0, 0, nullptr, nullptr, 0, eArgTypeNone, nullptr } }; //------------------------------------------------------------------------- // CommandObjectMultiwordProcess //------------------------------------------------------------------------- CommandObjectMultiwordProcess::CommandObjectMultiwordProcess(CommandInterpreter &interpreter) : CommandObjectMultiword(interpreter, "process", "Commands for interacting with processes on the current platform.", "process []") { LoadSubCommand ("attach", CommandObjectSP (new CommandObjectProcessAttach (interpreter))); LoadSubCommand ("launch", CommandObjectSP (new CommandObjectProcessLaunch (interpreter))); LoadSubCommand ("continue", CommandObjectSP (new CommandObjectProcessContinue (interpreter))); LoadSubCommand ("connect", CommandObjectSP (new CommandObjectProcessConnect (interpreter))); LoadSubCommand ("detach", CommandObjectSP (new CommandObjectProcessDetach (interpreter))); LoadSubCommand ("load", CommandObjectSP (new CommandObjectProcessLoad (interpreter))); LoadSubCommand ("unload", CommandObjectSP (new CommandObjectProcessUnload (interpreter))); LoadSubCommand ("signal", CommandObjectSP (new CommandObjectProcessSignal (interpreter))); LoadSubCommand ("handle", CommandObjectSP (new CommandObjectProcessHandle (interpreter))); LoadSubCommand ("status", CommandObjectSP (new CommandObjectProcessStatus (interpreter))); LoadSubCommand ("interrupt", CommandObjectSP (new CommandObjectProcessInterrupt (interpreter))); LoadSubCommand ("kill", CommandObjectSP (new CommandObjectProcessKill (interpreter))); LoadSubCommand ("plugin", CommandObjectSP (new CommandObjectProcessPlugin (interpreter))); LoadSubCommand ("save-core", CommandObjectSP (new CommandObjectProcessSaveCore (interpreter))); } CommandObjectMultiwordProcess::~CommandObjectMultiwordProcess() = default;