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Diffstat (limited to 'lldb/source/Commands/CommandObjectProcess.cpp')
| -rw-r--r-- | lldb/source/Commands/CommandObjectProcess.cpp | 1643 |
1 files changed, 0 insertions, 1643 deletions
diff --git a/lldb/source/Commands/CommandObjectProcess.cpp b/lldb/source/Commands/CommandObjectProcess.cpp deleted file mode 100644 index 0dbf54f0f519..000000000000 --- a/lldb/source/Commands/CommandObjectProcess.cpp +++ /dev/null @@ -1,1643 +0,0 @@ -//===-- CommandObjectProcess.cpp --------------------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#include "CommandObjectProcess.h" - -// C Includes -// C++ Includes -// Other libraries and framework includes -// Project includes -#include "lldb/Interpreter/Args.h" -#include "lldb/Interpreter/Options.h" -#include "lldb/Core/State.h" -#include "lldb/Host/Host.h" -#include "lldb/Interpreter/CommandInterpreter.h" -#include "lldb/Interpreter/CommandReturnObject.h" -#include "lldb/Target/Platform.h" -#include "lldb/Target/Process.h" -#include "lldb/Target/Target.h" -#include "lldb/Target/Thread.h" - -using namespace lldb; -using namespace lldb_private; - -//------------------------------------------------------------------------- -// CommandObjectProcessLaunch -//------------------------------------------------------------------------- -#pragma mark CommandObjectProcessLaunch -class CommandObjectProcessLaunch : public CommandObject -{ -public: - - CommandObjectProcessLaunch (CommandInterpreter &interpreter) : - CommandObject (interpreter, - "process launch", - "Launch the executable in the debugger.", - NULL), - 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 () - { - } - - Options * - GetOptions () - { - return &m_options; - } - - bool - Execute (Args& launch_args, CommandReturnObject &result) - { - Debugger &debugger = m_interpreter.GetDebugger(); - Target *target = debugger.GetSelectedTarget().get(); - Error error; - - if (target == NULL) - { - result.AppendError ("invalid target, create a debug target using the 'target create' command"); - result.SetStatus (eReturnStatusFailed); - return false; - } - // If our listener is NULL, users aren't allows to launch - char filename[PATH_MAX]; - const Module *exe_module = target->GetExecutableModulePointer(); - - if (exe_module == NULL) - { - result.AppendError ("no file in target, create a debug target using the 'target create' command"); - result.SetStatus (eReturnStatusFailed); - return false; - } - - exe_module->GetFileSpec().GetPath (filename, sizeof(filename)); - - const bool add_exe_file_as_first_arg = true; - m_options.launch_info.SetExecutableFile(exe_module->GetPlatformFileSpec(), add_exe_file_as_first_arg); - - StateType state = eStateInvalid; - Process *process = m_interpreter.GetExecutionContext().GetProcessPtr(); - if (process) - { - state = process->GetState(); - - if (process->IsAlive() && state != eStateConnected) - { - char message[1024]; - if (process->GetState() == eStateAttaching) - ::strncpy (message, "There is a pending attach, abort it and launch a new process?", sizeof(message)); - else - ::strncpy (message, "There is a running process, kill it and restart?", sizeof(message)); - - if (!m_interpreter.Confirm (message, true)) - { - result.SetStatus (eReturnStatusFailed); - return false; - } - else - { - Error destroy_error (process->Destroy()); - if (destroy_error.Success()) - { - result.SetStatus (eReturnStatusSuccessFinishResult); - } - else - { - result.AppendErrorWithFormat ("Failed to kill process: %s\n", destroy_error.AsCString()); - result.SetStatus (eReturnStatusFailed); - } - } - } - } - - if (launch_args.GetArgumentCount() == 0) - { - const Args &process_args = target->GetRunArguments(); - if (process_args.GetArgumentCount() > 0) - m_options.launch_info.GetArguments().AppendArguments (process_args); - } - else - { - // Save the arguments for subsequent runs in the current target. - target->SetRunArguments (launch_args); - - m_options.launch_info.GetArguments().AppendArguments (launch_args); - } - - if (target->GetDisableASLR()) - m_options.launch_info.GetFlags().Set (eLaunchFlagDisableASLR); - - if (target->GetDisableSTDIO()) - m_options.launch_info.GetFlags().Set (eLaunchFlagDisableSTDIO); - - m_options.launch_info.GetFlags().Set (eLaunchFlagDebug); - - Args environment; - target->GetEnvironmentAsArgs (environment); - if (environment.GetArgumentCount() > 0) - m_options.launch_info.GetEnvironmentEntries ().AppendArguments (environment); - - // Finalize the file actions, and if none were given, default to opening - // up a pseudo terminal - const bool default_to_use_pty = true; - m_options.launch_info.FinalizeFileActions (target, default_to_use_pty); - - if (state == eStateConnected) - { - if (m_options.launch_info.GetFlags().Test (eLaunchFlagLaunchInTTY)) - { - result.AppendWarning("can't launch in tty when launching through a remote connection"); - m_options.launch_info.GetFlags().Clear (eLaunchFlagLaunchInTTY); - } - } - else - { - if (!m_options.launch_info.GetArchitecture().IsValid()) - m_options.launch_info.GetArchitecture() = target->GetArchitecture(); - - PlatformSP platform_sp (target->GetPlatform()); - - if (platform_sp && platform_sp->CanDebugProcess ()) - { - process = target->GetPlatform()->DebugProcess (m_options.launch_info, - debugger, - target, - debugger.GetListener(), - error).get(); - } - else - { - const char *plugin_name = m_options.launch_info.GetProcessPluginName(); - process = target->CreateProcess (debugger.GetListener(), plugin_name, NULL).get(); - if (process) - error = process->Launch (m_options.launch_info); - } - - if (process == NULL) - { - result.SetError (error, "failed to launch or debug process"); - return false; - } - } - - if (error.Success()) - { - const char *archname = exe_module->GetArchitecture().GetArchitectureName(); - - result.AppendMessageWithFormat ("Process %llu launched: '%s' (%s)\n", process->GetID(), filename, archname); - result.SetDidChangeProcessState (true); - if (m_options.launch_info.GetFlags().Test(eLaunchFlagStopAtEntry) == false) - { - result.SetStatus (eReturnStatusSuccessContinuingNoResult); - StateType state = process->WaitForProcessToStop (NULL); - - if (state == eStateStopped) - { - error = process->Resume(); - if (error.Success()) - { - bool synchronous_execution = m_interpreter.GetSynchronous (); - if (synchronous_execution) - { - state = process->WaitForProcessToStop (NULL); - const bool must_be_alive = true; - if (!StateIsStoppedState(state, must_be_alive)) - { - result.AppendErrorWithFormat ("process isn't stopped: %s", StateAsCString(state)); - } - result.SetDidChangeProcessState (true); - result.SetStatus (eReturnStatusSuccessFinishResult); - } - else - { - result.SetStatus (eReturnStatusSuccessContinuingNoResult); - } - } - else - { - result.AppendErrorWithFormat ("process resume at entry point failed: %s", error.AsCString()); - result.SetStatus (eReturnStatusFailed); - } - } - else - { - result.AppendErrorWithFormat ("initial process state wasn't stopped: %s", StateAsCString(state)); - result.SetStatus (eReturnStatusFailed); - } - } - } - else - { - result.AppendErrorWithFormat ("process launch failed: %s", error.AsCString()); - result.SetStatus (eReturnStatusFailed); - } - - return result.Succeeded(); - } - - virtual const char *GetRepeatCommand (Args ¤t_command_args, uint32_t index) - { - // No repeat for "process launch"... - return ""; - } - -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', no_argument, NULL, 0, eArgTypeNone, "Stop at the entry point of the program when launching a process."}, -//{ SET1 , false, "stdin", 'i', required_argument, NULL, 0, eArgTypePath, "Redirect stdin for the process to <path>."}, -//{ SET1 , false, "stdout", 'o', required_argument, NULL, 0, eArgTypePath, "Redirect stdout for the process to <path>."}, -//{ SET1 , false, "stderr", 'e', required_argument, NULL, 0, eArgTypePath, "Redirect stderr for the process to <path>."}, -//{ SET1 | SET2 | SET3, false, "plugin", 'p', required_argument, NULL, 0, eArgTypePlugin, "Name of the process plugin you want to use."}, -//{ SET2 , false, "tty", 't', optional_argument, NULL, 0, eArgTypePath, "Start the process in a terminal. If <path> is specified, look for a terminal whose name contains <path>, else start the process in a new terminal."}, -//{ SET3, false, "no-stdio", 'n', no_argument, NULL, 0, eArgTypeNone, "Do not set up for terminal I/O to go to running process."}, -//{ SET1 | SET2 | SET3, false, "working-dir", 'w', required_argument, NULL, 0, eArgTypePath, "Set the current working directory to <path> when running the inferior."}, -//{ 0, false, NULL, 0, 0, NULL, 0, eArgTypeNone, NULL } -//}; -// -//#undef SET1 -//#undef SET2 -//#undef SET3 - -//------------------------------------------------------------------------- -// CommandObjectProcessAttach -//------------------------------------------------------------------------- -#pragma mark CommandObjectProcessAttach -class CommandObjectProcessAttach : public CommandObject -{ -public: - - class CommandOptions : public Options - { - public: - - CommandOptions (CommandInterpreter &interpreter) : - Options(interpreter) - { - // Keep default values of all options in one place: OptionParsingStarting () - OptionParsingStarting (); - } - - ~CommandOptions () - { - } - - Error - SetOptionValue (uint32_t option_idx, const char *option_arg) - { - Error error; - char short_option = (char) m_getopt_table[option_idx].val; - bool success = false; - switch (short_option) - { - case 'p': - { - lldb::pid_t pid = Args::StringToUInt32 (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; - - default: - error.SetErrorStringWithFormat("invalid short option character '%c'", short_option); - break; - } - return error; - } - - void - OptionParsingStarting () - { - attach_info.Clear(); - } - - const OptionDefinition* - GetDefinitions () - { - return g_option_table; - } - - virtual 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) - { - 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 = NULL; - 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 uint32_t num_matches = process_infos.GetSize(); - if (num_matches > 0) - { - for (uint32_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) : - CommandObject (interpreter, - "process attach", - "Attach to a process.", - "process attach <cmd-options>"), - m_options (interpreter) - { - } - - ~CommandObjectProcessAttach () - { - } - - bool - Execute (Args& command, - CommandReturnObject &result) - { - 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. - - Process *process = m_interpreter.GetExecutionContext().GetProcessPtr(); - StateType state = eStateInvalid; - if (process) - { - state = process->GetState(); - if (process->IsAlive() && state != eStateConnected) - { - result.AppendErrorWithFormat ("Process %llu is currently being debugged, kill the process before attaching.\n", - process->GetID()); - result.SetStatus (eReturnStatusFailed); - return false; - } - } - - if (target == NULL) - { - // If there isn't a current target create one. - TargetSP new_target_sp; - FileSpec emptyFileSpec; - Error error; - - error = m_interpreter.GetDebugger().GetTargetList().CreateTarget (m_interpreter.GetDebugger(), - emptyFileSpec, - NULL, - false, - NULL, // No platform options - new_target_sp); - target = new_target_sp.get(); - if (target == NULL || 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); - } - else - { - if (state != eStateConnected) - { - const char *plugin_name = m_options.attach_info.GetProcessPluginName(); - process = target->CreateProcess (m_interpreter.GetDebugger().GetListener(), plugin_name, NULL).get(); - } - - if (process) - { - Error error; - // If no process info was specified, then use the target executable - // name as the process to attach to by default - if (!m_options.attach_info.ProcessInfoSpecified ()) - { - if (old_exec_module_sp) - m_options.attach_info.GetExecutableFile().GetFilename() = old_exec_module_sp->GetPlatformFileSpec().GetFilename(); - - if (!m_options.attach_info.ProcessInfoSpecified ()) - { - error.SetErrorString ("no process specified, create a target with a file, or specify the --pid or --name command option"); - } - } - - if (error.Success()) - { - error = process->Attach (m_options.attach_info); - - if (error.Success()) - { - result.SetStatus (eReturnStatusSuccessContinuingNoResult); - } - else - { - result.AppendErrorWithFormat ("attach failed: %s\n", error.AsCString()); - result.SetStatus (eReturnStatusFailed); - return false; - } - // If we're synchronous, wait for the stopped event and report that. - // Otherwise just return. - // FIXME: in the async case it will now be possible to get to the command - // interpreter with a state eStateAttaching. Make sure we handle that correctly. - StateType state = process->WaitForProcessToStop (NULL); - - result.SetDidChangeProcessState (true); - result.AppendMessageWithFormat ("Process %llu %s\n", process->GetID(), StateAsCString (state)); - result.SetStatus (eReturnStatusSuccessFinishNoResult); - } - } - } - - if (result.Succeeded()) - { - // 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().GetArchitectureName()); - } - else if (old_arch_spec != target->GetArchitecture()) - { - result.AppendWarningWithFormat("Architecture changed from %s to %s.\n", - old_arch_spec.GetArchitectureName(), target->GetArchitecture().GetArchitectureName()); - } - } - return result.Succeeded(); - } - - Options * - GetOptions () - { - return &m_options; - } - -protected: - - CommandOptions m_options; -}; - - -OptionDefinition -CommandObjectProcessAttach::CommandOptions::g_option_table[] = -{ -{ LLDB_OPT_SET_ALL, false, "plugin", 'P', required_argument, NULL, 0, eArgTypePlugin, "Name of the process plugin you want to use."}, -{ LLDB_OPT_SET_1, false, "pid", 'p', required_argument, NULL, 0, eArgTypePid, "The process ID of an existing process to attach to."}, -{ LLDB_OPT_SET_2, false, "name", 'n', required_argument, NULL, 0, eArgTypeProcessName, "The name of the process to attach to."}, -{ LLDB_OPT_SET_2, false, "waitfor",'w', no_argument, NULL, 0, eArgTypeNone, "Wait for the the process with <process-name> to launch."}, -{ 0, false, NULL, 0, 0, NULL, 0, eArgTypeNone, NULL } -}; - -//------------------------------------------------------------------------- -// CommandObjectProcessContinue -//------------------------------------------------------------------------- -#pragma mark CommandObjectProcessContinue - -class CommandObjectProcessContinue : public CommandObject -{ -public: - - CommandObjectProcessContinue (CommandInterpreter &interpreter) : - CommandObject (interpreter, - "process continue", - "Continue execution of all threads in the current process.", - "process continue", - eFlagProcessMustBeLaunched | eFlagProcessMustBePaused) - { - } - - - ~CommandObjectProcessContinue () - { - } - - bool - Execute (Args& command, - CommandReturnObject &result) - { - Process *process = m_interpreter.GetExecutionContext().GetProcessPtr(); - bool synchronous_execution = m_interpreter.GetSynchronous (); - - if (process == NULL) - { - result.AppendError ("no process to continue"); - result.SetStatus (eReturnStatusFailed); - return false; - } - - 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; - } - - const uint32_t num_threads = process->GetThreadList().GetSize(); - - // Set the actions that the threads should each take when resuming - for (uint32_t idx=0; idx<num_threads; ++idx) - { - process->GetThreadList().GetThreadAtIndex(idx)->SetResumeState (eStateRunning); - } - - Error error(process->Resume()); - if (error.Success()) - { - result.AppendMessageWithFormat ("Process %llu resuming\n", process->GetID()); - if (synchronous_execution) - { - state = process->WaitForProcessToStop (NULL); - - result.SetDidChangeProcessState (true); - result.AppendMessageWithFormat ("Process %llu %s\n", process->GetID(), StateAsCString (state)); - 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(); - } -}; - -//------------------------------------------------------------------------- -// CommandObjectProcessDetach -//------------------------------------------------------------------------- -#pragma mark CommandObjectProcessDetach - -class CommandObjectProcessDetach : public CommandObject -{ -public: - - CommandObjectProcessDetach (CommandInterpreter &interpreter) : - CommandObject (interpreter, - "process detach", - "Detach from the current process being debugged.", - "process detach", - eFlagProcessMustBeLaunched) - { - } - - ~CommandObjectProcessDetach () - { - } - - bool - Execute (Args& command, - CommandReturnObject &result) - { - Process *process = m_interpreter.GetExecutionContext().GetProcessPtr(); - if (process == NULL) - { - result.AppendError ("must have a valid process in order to detach"); - result.SetStatus (eReturnStatusFailed); - return false; - } - - result.AppendMessageWithFormat ("Detaching from process %llu\n", process->GetID()); - Error error (process->Detach()); - if (error.Success()) - { - result.SetStatus (eReturnStatusSuccessFinishResult); - } - else - { - result.AppendErrorWithFormat ("Detach failed: %s\n", error.AsCString()); - result.SetStatus (eReturnStatusFailed); - return false; - } - return result.Succeeded(); - } -}; - -//------------------------------------------------------------------------- -// CommandObjectProcessConnect -//------------------------------------------------------------------------- -#pragma mark CommandObjectProcessConnect - -class CommandObjectProcessConnect : public CommandObject -{ -public: - - class CommandOptions : public Options - { - public: - - CommandOptions (CommandInterpreter &interpreter) : - Options(interpreter) - { - // Keep default values of all options in one place: OptionParsingStarting () - OptionParsingStarting (); - } - - ~CommandOptions () - { - } - - Error - SetOptionValue (uint32_t option_idx, const char *option_arg) - { - Error error; - char short_option = (char) 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 () - { - plugin_name.clear(); - } - - const OptionDefinition* - GetDefinitions () - { - 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) : - CommandObject (interpreter, - "process connect", - "Connect to a remote debug service.", - "process connect <remote-url>", - 0), - m_options (interpreter) - { - } - - ~CommandObjectProcessConnect () - { - } - - - bool - Execute (Args& command, - CommandReturnObject &result) - { - - TargetSP target_sp (m_interpreter.GetDebugger().GetSelectedTarget()); - Error error; - Process *process = m_interpreter.GetExecutionContext().GetProcessPtr(); - if (process) - { - if (process->IsAlive()) - { - result.AppendErrorWithFormat ("Process %llu is currently being debugged, kill the process before connecting.\n", - process->GetID()); - result.SetStatus (eReturnStatusFailed); - return false; - } - } - - if (!target_sp) - { - // If there isn't a current target create one. - FileSpec emptyFileSpec; - - error = m_interpreter.GetDebugger().GetTargetList().CreateTarget (m_interpreter.GetDebugger(), - emptyFileSpec, - NULL, - false, - NULL, // No platform options - target_sp); - if (!target_sp || error.Fail()) - { - result.AppendError(error.AsCString("Error creating target")); - result.SetStatus (eReturnStatusFailed); - return false; - } - m_interpreter.GetDebugger().GetTargetList().SetSelectedTarget(target_sp.get()); - } - - if (command.GetArgumentCount() == 1) - { - const char *plugin_name = NULL; - if (!m_options.plugin_name.empty()) - plugin_name = m_options.plugin_name.c_str(); - - const char *remote_url = command.GetArgumentAtIndex(0); - process = target_sp->CreateProcess (m_interpreter.GetDebugger().GetListener(), plugin_name, NULL).get(); - - if (process) - { - error = process->ConnectRemote (remote_url); - - if (error.Fail()) - { - result.AppendError(error.AsCString("Remote connect failed")); - result.SetStatus (eReturnStatusFailed); - target_sp->DeleteCurrentProcess(); - return false; - } - } - else - { - result.AppendErrorWithFormat ("Unable to find process plug-in for remote URL '%s'.\nPlease specify a process plug-in name with the --plugin option, or specify an object file using the \"file\" command.\n", - m_cmd_name.c_str()); - result.SetStatus (eReturnStatusFailed); - } - } - else - { - result.AppendErrorWithFormat ("'%s' takes exactly one argument:\nUsage: %s\n", - m_cmd_name.c_str(), - m_cmd_syntax.c_str()); - result.SetStatus (eReturnStatusFailed); - } - return result.Succeeded(); - } - - Options * - GetOptions () - { - return &m_options; - } - -protected: - - CommandOptions m_options; -}; - - -OptionDefinition -CommandObjectProcessConnect::CommandOptions::g_option_table[] = -{ - { LLDB_OPT_SET_ALL, false, "plugin", 'p', required_argument, NULL, 0, eArgTypePlugin, "Name of the process plugin you want to use."}, - { 0, false, NULL, 0 , 0, NULL, 0, eArgTypeNone, NULL } -}; - -//------------------------------------------------------------------------- -// CommandObjectProcessLoad -//------------------------------------------------------------------------- -#pragma mark CommandObjectProcessLoad - -class CommandObjectProcessLoad : public CommandObject -{ -public: - - CommandObjectProcessLoad (CommandInterpreter &interpreter) : - CommandObject (interpreter, - "process load", - "Load a shared library into the current process.", - "process load <filename> [<filename> ...]", - eFlagProcessMustBeLaunched | eFlagProcessMustBePaused) - { - } - - ~CommandObjectProcessLoad () - { - } - - bool - Execute (Args& command, - CommandReturnObject &result) - { - Process *process = m_interpreter.GetExecutionContext().GetProcessPtr(); - if (process == NULL) - { - result.AppendError ("must have a valid process in order to load a shared library"); - result.SetStatus (eReturnStatusFailed); - return false; - } - - const uint32_t argc = command.GetArgumentCount(); - - for (uint32_t i=0; i<argc; ++i) - { - Error error; - const char *image_path = command.GetArgumentAtIndex(i); - FileSpec image_spec (image_path, false); - process->GetTarget().GetPlatform()->ResolveRemotePath(image_spec, image_spec); - uint32_t image_token = process->LoadImage(image_spec, 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(); - } -}; - - -//------------------------------------------------------------------------- -// CommandObjectProcessUnload -//------------------------------------------------------------------------- -#pragma mark CommandObjectProcessUnload - -class CommandObjectProcessUnload : public CommandObject -{ -public: - - CommandObjectProcessUnload (CommandInterpreter &interpreter) : - CommandObject (interpreter, - "process unload", - "Unload a shared library from the current process using the index returned by a previous call to \"process load\".", - "process unload <index>", - eFlagProcessMustBeLaunched | eFlagProcessMustBePaused) - { - } - - ~CommandObjectProcessUnload () - { - } - - bool - Execute (Args& command, - CommandReturnObject &result) - { - Process *process = m_interpreter.GetExecutionContext().GetProcessPtr(); - if (process == NULL) - { - result.AppendError ("must have a valid process in order to load a shared library"); - result.SetStatus (eReturnStatusFailed); - return false; - } - - const uint32_t argc = command.GetArgumentCount(); - - for (uint32_t i=0; i<argc; ++i) - { - const char *image_token_cstr = command.GetArgumentAtIndex(i); - uint32_t image_token = Args::StringToUInt32(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->UnloadImage(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 CommandObject -{ -public: - - CommandObjectProcessSignal (CommandInterpreter &interpreter) : - CommandObject (interpreter, - "process signal", - "Send a UNIX signal to the current process being debugged.", - NULL) - { - 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 () - { - } - - bool - Execute (Args& command, - CommandReturnObject &result) - { - Process *process = m_interpreter.GetExecutionContext().GetProcessPtr(); - if (process == NULL) - { - result.AppendError ("no process to signal"); - result.SetStatus (eReturnStatusFailed); - return false; - } - - if (command.GetArgumentCount() == 1) - { - int signo = LLDB_INVALID_SIGNAL_NUMBER; - - const char *signal_name = command.GetArgumentAtIndex(0); - if (::isxdigit (signal_name[0])) - signo = Args::StringToSInt32(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 CommandObject -{ -public: - - - CommandObjectProcessInterrupt (CommandInterpreter &interpreter) : - CommandObject (interpreter, - "process interrupt", - "Interrupt the current process being debugged.", - "process interrupt", - eFlagProcessMustBeLaunched) - { - } - - ~CommandObjectProcessInterrupt () - { - } - - bool - Execute (Args& command, - CommandReturnObject &result) - { - Process *process = m_interpreter.GetExecutionContext().GetProcessPtr(); - if (process == NULL) - { - result.AppendError ("no process to halt"); - result.SetStatus (eReturnStatusFailed); - return false; - } - - if (command.GetArgumentCount() == 0) - { - Error error(process->Halt ()); - if (error.Success()) - { - result.SetStatus (eReturnStatusSuccessFinishResult); - - // Maybe we should add a "SuspendThreadPlans so we - // can halt, and keep in place all the current thread plans. - process->GetThreadList().DiscardThreadPlans(); - } - 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 CommandObject -{ -public: - - CommandObjectProcessKill (CommandInterpreter &interpreter) : - CommandObject (interpreter, - "process kill", - "Terminate the current process being debugged.", - "process kill", - eFlagProcessMustBeLaunched) - { - } - - ~CommandObjectProcessKill () - { - } - - bool - Execute (Args& command, - CommandReturnObject &result) - { - Process *process = m_interpreter.GetExecutionContext().GetProcessPtr(); - if (process == NULL) - { - result.AppendError ("no process to kill"); - result.SetStatus (eReturnStatusFailed); - return false; - } - - if (command.GetArgumentCount() == 0) - { - Error error (process->Destroy()); - 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(); - } -}; - -//------------------------------------------------------------------------- -// CommandObjectProcessStatus -//------------------------------------------------------------------------- -#pragma mark CommandObjectProcessStatus - -class CommandObjectProcessStatus : public CommandObject -{ -public: - CommandObjectProcessStatus (CommandInterpreter &interpreter) : - CommandObject (interpreter, - "process status", - "Show the current status and location of executing process.", - "process status", - 0) - { - } - - ~CommandObjectProcessStatus() - { - } - - - bool - Execute - ( - Args& command, - CommandReturnObject &result - ) - { - Stream &strm = result.GetOutputStream(); - result.SetStatus (eReturnStatusSuccessFinishNoResult); - ExecutionContext exe_ctx(m_interpreter.GetExecutionContext()); - Process *process = exe_ctx.GetProcessPtr(); - if (process) - { - 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); - - } - else - { - result.AppendError ("No process."); - result.SetStatus (eReturnStatusFailed); - } - return result.Succeeded(); - } -}; - -//------------------------------------------------------------------------- -// CommandObjectProcessHandle -//------------------------------------------------------------------------- -#pragma mark CommandObjectProcessHandle - -class CommandObjectProcessHandle : public CommandObject -{ -public: - - class CommandOptions : public Options - { - public: - - CommandOptions (CommandInterpreter &interpreter) : - Options (interpreter) - { - OptionParsingStarting (); - } - - ~CommandOptions () - { - } - - Error - SetOptionValue (uint32_t option_idx, const char *option_arg) - { - Error error; - char short_option = (char) 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 () - { - stop.clear(); - notify.clear(); - pass.clear(); - } - - const OptionDefinition* - GetDefinitions () - { - 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) : - CommandObject (interpreter, - "process handle", - "Show or update what the process and debugger should do with various signals received from the OS.", - NULL), - m_options (interpreter) - { - SetHelpLong ("If no signals are specified, update them all. If no update option is specified, list the current values.\n"); - 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 () - { - } - - Options * - GetOptions () - { - 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 = Args::StringToUInt32 (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, UnixSignals &signals) - { - bool stop; - bool suppress; - bool notify; - - str.Printf ("%-10s ", sig_name); - if (signals.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, UnixSignals &signals) - { - 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.GetSignalNumberFromName (signal_args.GetArgumentAtIndex (i)); - if (signo != LLDB_INVALID_SIGNAL_NUMBER) - PrintSignal (str, signo, signal_args.GetArgumentAtIndex (i), signals); - } - } - else // Print info for ALL signals - { - int32_t signo = signals.GetFirstSignalNumber(); - while (signo != LLDB_INVALID_SIGNAL_NUMBER) - { - PrintSignal (str, signo, signals.GetSignalAsCString (signo), signals); - signo = signals.GetNextSignalNumber (signo); - } - } - } - - bool - Execute (Args &signal_args, CommandReturnObject &result) - { - 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(); - UnixSignals &signals = 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.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.SetShouldStop (signo, (bool) stop_action); - if (pass_action != -1) - { - bool suppress = ! ((bool) pass_action); - signals.SetShouldSuppress (signo, suppress); - } - if (notify_action != -1) - signals.SetShouldNotify (signo, (bool) 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.GetFirstSignalNumber(); - while (signo != LLDB_INVALID_SIGNAL_NUMBER) - { - if (notify_action != -1) - signals.SetShouldNotify (signo, (bool) notify_action); - if (stop_action != -1) - signals.SetShouldStop (signo, (bool) stop_action); - if (pass_action != -1) - { - bool suppress = ! ((bool) pass_action); - signals.SetShouldSuppress (signo, suppress); - } - signo = signals.GetNextSignalNumber (signo); - } - } - } - } - - PrintSignalInformation (result.GetOutputStream(), signal_args, num_signals_set, signals); - - if (num_signals_set > 0) - result.SetStatus (eReturnStatusSuccessFinishNoResult); - else - result.SetStatus (eReturnStatusFailed); - - return result.Succeeded(); - } - -protected: - - CommandOptions m_options; -}; - -OptionDefinition -CommandObjectProcessHandle::CommandOptions::g_option_table[] = -{ -{ LLDB_OPT_SET_1, false, "stop", 's', required_argument, NULL, 0, eArgTypeBoolean, "Whether or not the process should be stopped if the signal is received." }, -{ LLDB_OPT_SET_1, false, "notify", 'n', required_argument, NULL, 0, eArgTypeBoolean, "Whether or not the debugger should notify the user if the signal is received." }, -{ LLDB_OPT_SET_1, false, "pass", 'p', required_argument, NULL, 0, eArgTypeBoolean, "Whether or not the signal should be passed to the process." }, -{ 0, false, NULL, 0, 0, NULL, 0, eArgTypeNone, NULL } -}; - -//------------------------------------------------------------------------- -// CommandObjectMultiwordProcess -//------------------------------------------------------------------------- - -CommandObjectMultiwordProcess::CommandObjectMultiwordProcess (CommandInterpreter &interpreter) : - CommandObjectMultiword (interpreter, - "process", - "A set of commands for operating on a process.", - "process <subcommand> [<subcommand-options>]") -{ - 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))); -} - -CommandObjectMultiwordProcess::~CommandObjectMultiwordProcess () -{ -} - |