| //===-- CommandObjectSettings.cpp -----------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "CommandObjectSettings.h" |
| |
| #include "llvm/ADT/StringRef.h" |
| |
| #include "lldb/Host/OptionParser.h" |
| #include "lldb/Interpreter/CommandCompletions.h" |
| #include "lldb/Interpreter/CommandInterpreter.h" |
| #include "lldb/Interpreter/CommandReturnObject.h" |
| #include "lldb/Interpreter/OptionValueProperties.h" |
| |
| using namespace lldb; |
| using namespace lldb_private; |
| |
| // CommandObjectSettingsSet |
| #define LLDB_OPTIONS_settings_set |
| #include "CommandOptions.inc" |
| |
| class CommandObjectSettingsSet : public CommandObjectRaw { |
| public: |
| CommandObjectSettingsSet(CommandInterpreter &interpreter) |
| : CommandObjectRaw(interpreter, "settings set", |
| "Set the value of the specified debugger setting."), |
| m_options() { |
| CommandArgumentEntry arg1; |
| CommandArgumentEntry arg2; |
| CommandArgumentData var_name_arg; |
| CommandArgumentData value_arg; |
| |
| // Define the first (and only) variant of this arg. |
| var_name_arg.arg_type = eArgTypeSettingVariableName; |
| var_name_arg.arg_repetition = eArgRepeatPlain; |
| |
| // There is only one variant this argument could be; put it into the |
| // argument entry. |
| arg1.push_back(var_name_arg); |
| |
| // Define the first (and only) variant of this arg. |
| value_arg.arg_type = eArgTypeValue; |
| value_arg.arg_repetition = eArgRepeatPlain; |
| |
| // There is only one variant this argument could be; put it into the |
| // argument entry. |
| arg2.push_back(value_arg); |
| |
| // Push the data for the first argument into the m_arguments vector. |
| m_arguments.push_back(arg1); |
| m_arguments.push_back(arg2); |
| |
| SetHelpLong( |
| "\nWhen setting a dictionary or array variable, you can set multiple entries \ |
| at once by giving the values to the set command. For example:" |
| R"( |
| |
| (lldb) settings set target.run-args value1 value2 value3 |
| (lldb) settings set target.env-vars MYPATH=~/.:/usr/bin SOME_ENV_VAR=12345 |
| |
| (lldb) settings show target.run-args |
| [0]: 'value1' |
| [1]: 'value2' |
| [3]: 'value3' |
| (lldb) settings show target.env-vars |
| 'MYPATH=~/.:/usr/bin' |
| 'SOME_ENV_VAR=12345' |
| |
| )" |
| "Warning: The 'set' command re-sets the entire array or dictionary. If you \ |
| just want to add, remove or update individual values (or add something to \ |
| the end), use one of the other settings sub-commands: append, replace, \ |
| insert-before or insert-after."); |
| } |
| |
| ~CommandObjectSettingsSet() override = default; |
| |
| // Overrides base class's behavior where WantsCompletion = |
| // !WantsRawCommandString. |
| bool WantsCompletion() override { return true; } |
| |
| Options *GetOptions() override { return &m_options; } |
| |
| class CommandOptions : public Options { |
| public: |
| CommandOptions() : Options(), m_global(false) {} |
| |
| ~CommandOptions() override = default; |
| |
| Status SetOptionValue(uint32_t option_idx, llvm::StringRef option_arg, |
| ExecutionContext *execution_context) override { |
| Status error; |
| const int short_option = m_getopt_table[option_idx].val; |
| |
| switch (short_option) { |
| case 'f': |
| m_force = true; |
| break; |
| case 'g': |
| m_global = true; |
| break; |
| default: |
| llvm_unreachable("Unimplemented option"); |
| } |
| |
| return error; |
| } |
| |
| void OptionParsingStarting(ExecutionContext *execution_context) override { |
| m_global = false; |
| m_force = false; |
| } |
| |
| llvm::ArrayRef<OptionDefinition> GetDefinitions() override { |
| return llvm::makeArrayRef(g_settings_set_options); |
| } |
| |
| // Instance variables to hold the values for command options. |
| bool m_global; |
| bool m_force; |
| }; |
| |
| void |
| HandleArgumentCompletion(CompletionRequest &request, |
| OptionElementVector &opt_element_vector) override { |
| |
| const size_t argc = request.GetParsedLine().GetArgumentCount(); |
| const char *arg = nullptr; |
| size_t setting_var_idx; |
| for (setting_var_idx = 0; setting_var_idx < argc; ++setting_var_idx) { |
| arg = request.GetParsedLine().GetArgumentAtIndex(setting_var_idx); |
| if (arg && arg[0] != '-') |
| break; // We found our setting variable name index |
| } |
| if (request.GetCursorIndex() == setting_var_idx) { |
| // Attempting to complete setting variable name |
| CommandCompletions::InvokeCommonCompletionCallbacks( |
| GetCommandInterpreter(), CommandCompletions::eSettingsNameCompletion, |
| request, nullptr); |
| return; |
| } |
| arg = request.GetParsedLine().GetArgumentAtIndex(request.GetCursorIndex()); |
| |
| if (!arg) |
| return; |
| |
| // Complete option name |
| if (arg[0] != '-') |
| return; |
| |
| // Complete setting value |
| const char *setting_var_name = |
| request.GetParsedLine().GetArgumentAtIndex(setting_var_idx); |
| Status error; |
| lldb::OptionValueSP value_sp(GetDebugger().GetPropertyValue( |
| &m_exe_ctx, setting_var_name, false, error)); |
| if (!value_sp) |
| return; |
| value_sp->AutoComplete(m_interpreter, request); |
| } |
| |
| protected: |
| bool DoExecute(llvm::StringRef command, |
| CommandReturnObject &result) override { |
| Args cmd_args(command); |
| |
| // Process possible options. |
| if (!ParseOptions(cmd_args, result)) |
| return false; |
| |
| const size_t min_argc = m_options.m_force ? 1 : 2; |
| const size_t argc = cmd_args.GetArgumentCount(); |
| |
| if ((argc < min_argc) && (!m_options.m_global)) { |
| result.AppendError("'settings set' takes more arguments"); |
| result.SetStatus(eReturnStatusFailed); |
| return false; |
| } |
| |
| const char *var_name = cmd_args.GetArgumentAtIndex(0); |
| if ((var_name == nullptr) || (var_name[0] == '\0')) { |
| result.AppendError( |
| "'settings set' command requires a valid variable name"); |
| result.SetStatus(eReturnStatusFailed); |
| return false; |
| } |
| |
| // A missing value corresponds to clearing the setting when "force" is |
| // specified. |
| if (argc == 1 && m_options.m_force) { |
| Status error(GetDebugger().SetPropertyValue( |
| &m_exe_ctx, eVarSetOperationClear, var_name, llvm::StringRef())); |
| if (error.Fail()) { |
| result.AppendError(error.AsCString()); |
| result.SetStatus(eReturnStatusFailed); |
| return false; |
| } |
| return result.Succeeded(); |
| } |
| |
| // Split the raw command into var_name and value pair. |
| llvm::StringRef var_value(command); |
| var_value = var_value.split(var_name).second.ltrim(); |
| |
| Status error; |
| if (m_options.m_global) |
| error = GetDebugger().SetPropertyValue(nullptr, eVarSetOperationAssign, |
| var_name, var_value); |
| |
| if (error.Success()) { |
| // FIXME this is the same issue as the one in commands script import |
| // we could be setting target.load-script-from-symbol-file which would |
| // cause Python scripts to be loaded, which could run LLDB commands (e.g. |
| // settings set target.process.python-os-plugin-path) and cause a crash |
| // if we did not clear the command's exe_ctx first |
| ExecutionContext exe_ctx(m_exe_ctx); |
| m_exe_ctx.Clear(); |
| error = GetDebugger().SetPropertyValue(&exe_ctx, eVarSetOperationAssign, |
| var_name, var_value); |
| } |
| |
| if (error.Fail()) { |
| result.AppendError(error.AsCString()); |
| result.SetStatus(eReturnStatusFailed); |
| return false; |
| } else { |
| result.SetStatus(eReturnStatusSuccessFinishResult); |
| } |
| |
| return result.Succeeded(); |
| } |
| |
| private: |
| CommandOptions m_options; |
| }; |
| |
| // CommandObjectSettingsShow -- Show current values |
| |
| class CommandObjectSettingsShow : public CommandObjectParsed { |
| public: |
| CommandObjectSettingsShow(CommandInterpreter &interpreter) |
| : CommandObjectParsed(interpreter, "settings show", |
| "Show matching debugger settings and their current " |
| "values. Defaults to showing all settings.", |
| nullptr) { |
| CommandArgumentEntry arg1; |
| CommandArgumentData var_name_arg; |
| |
| // Define the first (and only) variant of this arg. |
| var_name_arg.arg_type = eArgTypeSettingVariableName; |
| var_name_arg.arg_repetition = eArgRepeatOptional; |
| |
| // There is only one variant this argument could be; put it into the |
| // argument entry. |
| arg1.push_back(var_name_arg); |
| |
| // Push the data for the first argument into the m_arguments vector. |
| m_arguments.push_back(arg1); |
| } |
| |
| ~CommandObjectSettingsShow() override = default; |
| |
| void |
| HandleArgumentCompletion(CompletionRequest &request, |
| OptionElementVector &opt_element_vector) override { |
| CommandCompletions::InvokeCommonCompletionCallbacks( |
| GetCommandInterpreter(), CommandCompletions::eSettingsNameCompletion, |
| request, nullptr); |
| } |
| |
| protected: |
| bool DoExecute(Args &args, CommandReturnObject &result) override { |
| result.SetStatus(eReturnStatusSuccessFinishResult); |
| |
| if (!args.empty()) { |
| for (const auto &arg : args) { |
| Status error(GetDebugger().DumpPropertyValue( |
| &m_exe_ctx, result.GetOutputStream(), arg.ref(), |
| OptionValue::eDumpGroupValue)); |
| if (error.Success()) { |
| result.GetOutputStream().EOL(); |
| } else { |
| result.AppendError(error.AsCString()); |
| result.SetStatus(eReturnStatusFailed); |
| } |
| } |
| } else { |
| GetDebugger().DumpAllPropertyValues(&m_exe_ctx, result.GetOutputStream(), |
| OptionValue::eDumpGroupValue); |
| } |
| |
| return result.Succeeded(); |
| } |
| }; |
| |
| // CommandObjectSettingsWrite -- Write settings to file |
| #define LLDB_OPTIONS_settings_write |
| #include "CommandOptions.inc" |
| |
| class CommandObjectSettingsWrite : public CommandObjectParsed { |
| public: |
| CommandObjectSettingsWrite(CommandInterpreter &interpreter) |
| : CommandObjectParsed( |
| interpreter, "settings export", |
| "Write matching debugger settings and their " |
| "current values to a file that can be read in with " |
| "\"settings read\". Defaults to writing all settings.", |
| nullptr), |
| m_options() { |
| CommandArgumentEntry arg1; |
| CommandArgumentData var_name_arg; |
| |
| // Define the first (and only) variant of this arg. |
| var_name_arg.arg_type = eArgTypeSettingVariableName; |
| var_name_arg.arg_repetition = eArgRepeatOptional; |
| |
| // There is only one variant this argument could be; put it into the |
| // argument entry. |
| arg1.push_back(var_name_arg); |
| |
| // Push the data for the first argument into the m_arguments vector. |
| m_arguments.push_back(arg1); |
| } |
| |
| ~CommandObjectSettingsWrite() override = default; |
| |
| Options *GetOptions() override { return &m_options; } |
| |
| class CommandOptions : public Options { |
| public: |
| CommandOptions() : Options() {} |
| |
| ~CommandOptions() override = default; |
| |
| Status SetOptionValue(uint32_t option_idx, llvm::StringRef option_arg, |
| ExecutionContext *execution_context) override { |
| Status error; |
| const int short_option = m_getopt_table[option_idx].val; |
| |
| switch (short_option) { |
| case 'f': |
| m_filename.assign(std::string(option_arg)); |
| break; |
| case 'a': |
| m_append = true; |
| break; |
| default: |
| llvm_unreachable("Unimplemented option"); |
| } |
| |
| return error; |
| } |
| |
| void OptionParsingStarting(ExecutionContext *execution_context) override { |
| m_filename.clear(); |
| m_append = false; |
| } |
| |
| llvm::ArrayRef<OptionDefinition> GetDefinitions() override { |
| return llvm::makeArrayRef(g_settings_write_options); |
| } |
| |
| // Instance variables to hold the values for command options. |
| std::string m_filename; |
| bool m_append = false; |
| }; |
| |
| protected: |
| bool DoExecute(Args &args, CommandReturnObject &result) override { |
| FileSpec file_spec(m_options.m_filename); |
| FileSystem::Instance().Resolve(file_spec); |
| std::string path(file_spec.GetPath()); |
| auto options = File::eOpenOptionWrite | File::eOpenOptionCanCreate; |
| if (m_options.m_append) |
| options |= File::eOpenOptionAppend; |
| else |
| options |= File::eOpenOptionTruncate; |
| |
| StreamFile out_file(path.c_str(), options, |
| lldb::eFilePermissionsFileDefault); |
| |
| if (!out_file.GetFile().IsValid()) { |
| result.AppendErrorWithFormat("%s: unable to write to file", path.c_str()); |
| result.SetStatus(eReturnStatusFailed); |
| return false; |
| } |
| |
| // Exporting should not be context sensitive. |
| ExecutionContext clean_ctx; |
| |
| if (args.empty()) { |
| GetDebugger().DumpAllPropertyValues(&clean_ctx, out_file, |
| OptionValue::eDumpGroupExport); |
| return result.Succeeded(); |
| } |
| |
| for (const auto &arg : args) { |
| Status error(GetDebugger().DumpPropertyValue( |
| &clean_ctx, out_file, arg.ref(), OptionValue::eDumpGroupExport)); |
| if (!error.Success()) { |
| result.AppendError(error.AsCString()); |
| result.SetStatus(eReturnStatusFailed); |
| } |
| } |
| |
| return result.Succeeded(); |
| } |
| |
| private: |
| CommandOptions m_options; |
| }; |
| |
| // CommandObjectSettingsRead -- Read settings from file |
| #define LLDB_OPTIONS_settings_read |
| #include "CommandOptions.inc" |
| |
| class CommandObjectSettingsRead : public CommandObjectParsed { |
| public: |
| CommandObjectSettingsRead(CommandInterpreter &interpreter) |
| : CommandObjectParsed( |
| interpreter, "settings read", |
| "Read settings previously saved to a file with \"settings write\".", |
| nullptr), |
| m_options() {} |
| |
| ~CommandObjectSettingsRead() override = default; |
| |
| Options *GetOptions() override { return &m_options; } |
| |
| class CommandOptions : public Options { |
| public: |
| CommandOptions() : Options() {} |
| |
| ~CommandOptions() override = default; |
| |
| Status SetOptionValue(uint32_t option_idx, llvm::StringRef option_arg, |
| ExecutionContext *execution_context) override { |
| Status error; |
| const int short_option = m_getopt_table[option_idx].val; |
| |
| switch (short_option) { |
| case 'f': |
| m_filename.assign(std::string(option_arg)); |
| break; |
| default: |
| llvm_unreachable("Unimplemented option"); |
| } |
| |
| return error; |
| } |
| |
| void OptionParsingStarting(ExecutionContext *execution_context) override { |
| m_filename.clear(); |
| } |
| |
| llvm::ArrayRef<OptionDefinition> GetDefinitions() override { |
| return llvm::makeArrayRef(g_settings_read_options); |
| } |
| |
| // Instance variables to hold the values for command options. |
| std::string m_filename; |
| }; |
| |
| protected: |
| bool DoExecute(Args &command, CommandReturnObject &result) override { |
| FileSpec file(m_options.m_filename); |
| FileSystem::Instance().Resolve(file); |
| ExecutionContext clean_ctx; |
| CommandInterpreterRunOptions options; |
| options.SetAddToHistory(false); |
| options.SetEchoCommands(false); |
| options.SetPrintResults(true); |
| options.SetPrintErrors(true); |
| options.SetStopOnError(false); |
| m_interpreter.HandleCommandsFromFile(file, &clean_ctx, options, result); |
| return result.Succeeded(); |
| } |
| |
| private: |
| CommandOptions m_options; |
| }; |
| |
| // CommandObjectSettingsList -- List settable variables |
| |
| class CommandObjectSettingsList : public CommandObjectParsed { |
| public: |
| CommandObjectSettingsList(CommandInterpreter &interpreter) |
| : CommandObjectParsed(interpreter, "settings list", |
| "List and describe matching debugger settings. " |
| "Defaults to all listing all settings.", |
| nullptr) { |
| CommandArgumentEntry arg; |
| CommandArgumentData var_name_arg; |
| CommandArgumentData prefix_name_arg; |
| |
| // Define the first variant of this arg. |
| var_name_arg.arg_type = eArgTypeSettingVariableName; |
| var_name_arg.arg_repetition = eArgRepeatOptional; |
| |
| // Define the second variant of this arg. |
| prefix_name_arg.arg_type = eArgTypeSettingPrefix; |
| prefix_name_arg.arg_repetition = eArgRepeatOptional; |
| |
| arg.push_back(var_name_arg); |
| arg.push_back(prefix_name_arg); |
| |
| // Push the data for the first argument into the m_arguments vector. |
| m_arguments.push_back(arg); |
| } |
| |
| ~CommandObjectSettingsList() override = default; |
| |
| void |
| HandleArgumentCompletion(CompletionRequest &request, |
| OptionElementVector &opt_element_vector) override { |
| CommandCompletions::InvokeCommonCompletionCallbacks( |
| GetCommandInterpreter(), CommandCompletions::eSettingsNameCompletion, |
| request, nullptr); |
| } |
| |
| protected: |
| bool DoExecute(Args &args, CommandReturnObject &result) override { |
| result.SetStatus(eReturnStatusSuccessFinishResult); |
| |
| const bool will_modify = false; |
| const size_t argc = args.GetArgumentCount(); |
| if (argc > 0) { |
| const bool dump_qualified_name = true; |
| |
| for (const Args::ArgEntry &arg : args) { |
| const char *property_path = arg.c_str(); |
| |
| const Property *property = |
| GetDebugger().GetValueProperties()->GetPropertyAtPath( |
| &m_exe_ctx, will_modify, property_path); |
| |
| if (property) { |
| property->DumpDescription(m_interpreter, result.GetOutputStream(), 0, |
| dump_qualified_name); |
| } else { |
| result.AppendErrorWithFormat("invalid property path '%s'", |
| property_path); |
| result.SetStatus(eReturnStatusFailed); |
| } |
| } |
| } else { |
| GetDebugger().DumpAllDescriptions(m_interpreter, |
| result.GetOutputStream()); |
| } |
| |
| return result.Succeeded(); |
| } |
| }; |
| |
| // CommandObjectSettingsRemove |
| |
| class CommandObjectSettingsRemove : public CommandObjectRaw { |
| public: |
| CommandObjectSettingsRemove(CommandInterpreter &interpreter) |
| : CommandObjectRaw(interpreter, "settings remove", |
| "Remove a value from a setting, specified by array " |
| "index or dictionary key.") { |
| CommandArgumentEntry arg1; |
| CommandArgumentEntry arg2; |
| CommandArgumentData var_name_arg; |
| CommandArgumentData index_arg; |
| CommandArgumentData key_arg; |
| |
| // Define the first (and only) variant of this arg. |
| var_name_arg.arg_type = eArgTypeSettingVariableName; |
| var_name_arg.arg_repetition = eArgRepeatPlain; |
| |
| // There is only one variant this argument could be; put it into the |
| // argument entry. |
| arg1.push_back(var_name_arg); |
| |
| // Define the first variant of this arg. |
| index_arg.arg_type = eArgTypeSettingIndex; |
| index_arg.arg_repetition = eArgRepeatPlain; |
| |
| // Define the second variant of this arg. |
| key_arg.arg_type = eArgTypeSettingKey; |
| key_arg.arg_repetition = eArgRepeatPlain; |
| |
| // Push both variants into this arg |
| arg2.push_back(index_arg); |
| arg2.push_back(key_arg); |
| |
| // Push the data for the first argument into the m_arguments vector. |
| m_arguments.push_back(arg1); |
| m_arguments.push_back(arg2); |
| } |
| |
| ~CommandObjectSettingsRemove() override = default; |
| |
| bool WantsCompletion() override { return true; } |
| |
| void |
| HandleArgumentCompletion(CompletionRequest &request, |
| OptionElementVector &opt_element_vector) override { |
| if (request.GetCursorIndex() < 2) |
| CommandCompletions::InvokeCommonCompletionCallbacks( |
| GetCommandInterpreter(), CommandCompletions::eSettingsNameCompletion, |
| request, nullptr); |
| } |
| |
| protected: |
| bool DoExecute(llvm::StringRef command, |
| CommandReturnObject &result) override { |
| result.SetStatus(eReturnStatusSuccessFinishNoResult); |
| |
| Args cmd_args(command); |
| |
| // Process possible options. |
| if (!ParseOptions(cmd_args, result)) |
| return false; |
| |
| const size_t argc = cmd_args.GetArgumentCount(); |
| if (argc == 0) { |
| result.AppendError("'settings remove' takes an array or dictionary item, " |
| "or an array followed by one or more indexes, or a " |
| "dictionary followed by one or more key names to " |
| "remove"); |
| result.SetStatus(eReturnStatusFailed); |
| return false; |
| } |
| |
| const char *var_name = cmd_args.GetArgumentAtIndex(0); |
| if ((var_name == nullptr) || (var_name[0] == '\0')) { |
| result.AppendError( |
| "'settings remove' command requires a valid variable name"); |
| result.SetStatus(eReturnStatusFailed); |
| return false; |
| } |
| |
| // Split the raw command into var_name and value pair. |
| llvm::StringRef var_value(command); |
| var_value = var_value.split(var_name).second.trim(); |
| |
| Status error(GetDebugger().SetPropertyValue( |
| &m_exe_ctx, eVarSetOperationRemove, var_name, var_value)); |
| if (error.Fail()) { |
| result.AppendError(error.AsCString()); |
| result.SetStatus(eReturnStatusFailed); |
| return false; |
| } |
| |
| return result.Succeeded(); |
| } |
| }; |
| |
| // CommandObjectSettingsReplace |
| |
| class CommandObjectSettingsReplace : public CommandObjectRaw { |
| public: |
| CommandObjectSettingsReplace(CommandInterpreter &interpreter) |
| : CommandObjectRaw(interpreter, "settings replace", |
| "Replace the debugger setting value specified by " |
| "array index or dictionary key.") { |
| CommandArgumentEntry arg1; |
| CommandArgumentEntry arg2; |
| CommandArgumentEntry arg3; |
| CommandArgumentData var_name_arg; |
| CommandArgumentData index_arg; |
| CommandArgumentData key_arg; |
| CommandArgumentData value_arg; |
| |
| // Define the first (and only) variant of this arg. |
| var_name_arg.arg_type = eArgTypeSettingVariableName; |
| var_name_arg.arg_repetition = eArgRepeatPlain; |
| |
| // There is only one variant this argument could be; put it into the |
| // argument entry. |
| arg1.push_back(var_name_arg); |
| |
| // Define the first (variant of this arg. |
| index_arg.arg_type = eArgTypeSettingIndex; |
| index_arg.arg_repetition = eArgRepeatPlain; |
| |
| // Define the second (variant of this arg. |
| key_arg.arg_type = eArgTypeSettingKey; |
| key_arg.arg_repetition = eArgRepeatPlain; |
| |
| // Put both variants into this arg |
| arg2.push_back(index_arg); |
| arg2.push_back(key_arg); |
| |
| // Define the first (and only) variant of this arg. |
| value_arg.arg_type = eArgTypeValue; |
| value_arg.arg_repetition = eArgRepeatPlain; |
| |
| // There is only one variant this argument could be; put it into the |
| // argument entry. |
| arg3.push_back(value_arg); |
| |
| // Push the data for the first argument into the m_arguments vector. |
| m_arguments.push_back(arg1); |
| m_arguments.push_back(arg2); |
| m_arguments.push_back(arg3); |
| } |
| |
| ~CommandObjectSettingsReplace() override = default; |
| |
| // Overrides base class's behavior where WantsCompletion = |
| // !WantsRawCommandString. |
| bool WantsCompletion() override { return true; } |
| |
| void |
| HandleArgumentCompletion(CompletionRequest &request, |
| OptionElementVector &opt_element_vector) override { |
| // Attempting to complete variable name |
| if (request.GetCursorIndex() < 2) |
| CommandCompletions::InvokeCommonCompletionCallbacks( |
| GetCommandInterpreter(), CommandCompletions::eSettingsNameCompletion, |
| request, nullptr); |
| } |
| |
| protected: |
| bool DoExecute(llvm::StringRef command, |
| CommandReturnObject &result) override { |
| result.SetStatus(eReturnStatusSuccessFinishNoResult); |
| |
| Args cmd_args(command); |
| const char *var_name = cmd_args.GetArgumentAtIndex(0); |
| if ((var_name == nullptr) || (var_name[0] == '\0')) { |
| result.AppendError("'settings replace' command requires a valid variable " |
| "name; No value supplied"); |
| result.SetStatus(eReturnStatusFailed); |
| return false; |
| } |
| |
| // Split the raw command into var_name, index_value, and value triple. |
| llvm::StringRef var_value(command); |
| var_value = var_value.split(var_name).second.trim(); |
| |
| Status error(GetDebugger().SetPropertyValue( |
| &m_exe_ctx, eVarSetOperationReplace, var_name, var_value)); |
| if (error.Fail()) { |
| result.AppendError(error.AsCString()); |
| result.SetStatus(eReturnStatusFailed); |
| return false; |
| } else { |
| result.SetStatus(eReturnStatusSuccessFinishNoResult); |
| } |
| |
| return result.Succeeded(); |
| } |
| }; |
| |
| // CommandObjectSettingsInsertBefore |
| |
| class CommandObjectSettingsInsertBefore : public CommandObjectRaw { |
| public: |
| CommandObjectSettingsInsertBefore(CommandInterpreter &interpreter) |
| : CommandObjectRaw(interpreter, "settings insert-before", |
| "Insert one or more values into an debugger array " |
| "setting immediately before the specified element " |
| "index.") { |
| CommandArgumentEntry arg1; |
| CommandArgumentEntry arg2; |
| CommandArgumentEntry arg3; |
| CommandArgumentData var_name_arg; |
| CommandArgumentData index_arg; |
| CommandArgumentData value_arg; |
| |
| // Define the first (and only) variant of this arg. |
| var_name_arg.arg_type = eArgTypeSettingVariableName; |
| var_name_arg.arg_repetition = eArgRepeatPlain; |
| |
| // There is only one variant this argument could be; put it into the |
| // argument entry. |
| arg1.push_back(var_name_arg); |
| |
| // Define the first (variant of this arg. |
| index_arg.arg_type = eArgTypeSettingIndex; |
| index_arg.arg_repetition = eArgRepeatPlain; |
| |
| // There is only one variant this argument could be; put it into the |
| // argument entry. |
| arg2.push_back(index_arg); |
| |
| // Define the first (and only) variant of this arg. |
| value_arg.arg_type = eArgTypeValue; |
| value_arg.arg_repetition = eArgRepeatPlain; |
| |
| // There is only one variant this argument could be; put it into the |
| // argument entry. |
| arg3.push_back(value_arg); |
| |
| // Push the data for the first argument into the m_arguments vector. |
| m_arguments.push_back(arg1); |
| m_arguments.push_back(arg2); |
| m_arguments.push_back(arg3); |
| } |
| |
| ~CommandObjectSettingsInsertBefore() override = default; |
| |
| // Overrides base class's behavior where WantsCompletion = |
| // !WantsRawCommandString. |
| bool WantsCompletion() override { return true; } |
| |
| void |
| HandleArgumentCompletion(CompletionRequest &request, |
| OptionElementVector &opt_element_vector) override { |
| // Attempting to complete variable name |
| if (request.GetCursorIndex() < 2) |
| CommandCompletions::InvokeCommonCompletionCallbacks( |
| GetCommandInterpreter(), CommandCompletions::eSettingsNameCompletion, |
| request, nullptr); |
| } |
| |
| protected: |
| bool DoExecute(llvm::StringRef command, |
| CommandReturnObject &result) override { |
| result.SetStatus(eReturnStatusSuccessFinishNoResult); |
| |
| Args cmd_args(command); |
| const size_t argc = cmd_args.GetArgumentCount(); |
| |
| if (argc < 3) { |
| result.AppendError("'settings insert-before' takes more arguments"); |
| result.SetStatus(eReturnStatusFailed); |
| return false; |
| } |
| |
| const char *var_name = cmd_args.GetArgumentAtIndex(0); |
| if ((var_name == nullptr) || (var_name[0] == '\0')) { |
| result.AppendError("'settings insert-before' command requires a valid " |
| "variable name; No value supplied"); |
| result.SetStatus(eReturnStatusFailed); |
| return false; |
| } |
| |
| // Split the raw command into var_name, index_value, and value triple. |
| llvm::StringRef var_value(command); |
| var_value = var_value.split(var_name).second.trim(); |
| |
| Status error(GetDebugger().SetPropertyValue( |
| &m_exe_ctx, eVarSetOperationInsertBefore, var_name, var_value)); |
| if (error.Fail()) { |
| result.AppendError(error.AsCString()); |
| result.SetStatus(eReturnStatusFailed); |
| return false; |
| } |
| |
| return result.Succeeded(); |
| } |
| }; |
| |
| // CommandObjectSettingInsertAfter |
| |
| class CommandObjectSettingsInsertAfter : public CommandObjectRaw { |
| public: |
| CommandObjectSettingsInsertAfter(CommandInterpreter &interpreter) |
| : CommandObjectRaw(interpreter, "settings insert-after", |
| "Insert one or more values into a debugger array " |
| "settings after the specified element index.") { |
| CommandArgumentEntry arg1; |
| CommandArgumentEntry arg2; |
| CommandArgumentEntry arg3; |
| CommandArgumentData var_name_arg; |
| CommandArgumentData index_arg; |
| CommandArgumentData value_arg; |
| |
| // Define the first (and only) variant of this arg. |
| var_name_arg.arg_type = eArgTypeSettingVariableName; |
| var_name_arg.arg_repetition = eArgRepeatPlain; |
| |
| // There is only one variant this argument could be; put it into the |
| // argument entry. |
| arg1.push_back(var_name_arg); |
| |
| // Define the first (variant of this arg. |
| index_arg.arg_type = eArgTypeSettingIndex; |
| index_arg.arg_repetition = eArgRepeatPlain; |
| |
| // There is only one variant this argument could be; put it into the |
| // argument entry. |
| arg2.push_back(index_arg); |
| |
| // Define the first (and only) variant of this arg. |
| value_arg.arg_type = eArgTypeValue; |
| value_arg.arg_repetition = eArgRepeatPlain; |
| |
| // There is only one variant this argument could be; put it into the |
| // argument entry. |
| arg3.push_back(value_arg); |
| |
| // Push the data for the first argument into the m_arguments vector. |
| m_arguments.push_back(arg1); |
| m_arguments.push_back(arg2); |
| m_arguments.push_back(arg3); |
| } |
| |
| ~CommandObjectSettingsInsertAfter() override = default; |
| |
| // Overrides base class's behavior where WantsCompletion = |
| // !WantsRawCommandString. |
| bool WantsCompletion() override { return true; } |
| |
| void |
| HandleArgumentCompletion(CompletionRequest &request, |
| OptionElementVector &opt_element_vector) override { |
| // Attempting to complete variable name |
| if (request.GetCursorIndex() < 2) |
| CommandCompletions::InvokeCommonCompletionCallbacks( |
| GetCommandInterpreter(), CommandCompletions::eSettingsNameCompletion, |
| request, nullptr); |
| } |
| |
| protected: |
| bool DoExecute(llvm::StringRef command, |
| CommandReturnObject &result) override { |
| result.SetStatus(eReturnStatusSuccessFinishNoResult); |
| |
| Args cmd_args(command); |
| const size_t argc = cmd_args.GetArgumentCount(); |
| |
| if (argc < 3) { |
| result.AppendError("'settings insert-after' takes more arguments"); |
| result.SetStatus(eReturnStatusFailed); |
| return false; |
| } |
| |
| const char *var_name = cmd_args.GetArgumentAtIndex(0); |
| if ((var_name == nullptr) || (var_name[0] == '\0')) { |
| result.AppendError("'settings insert-after' command requires a valid " |
| "variable name; No value supplied"); |
| result.SetStatus(eReturnStatusFailed); |
| return false; |
| } |
| |
| // Split the raw command into var_name, index_value, and value triple. |
| llvm::StringRef var_value(command); |
| var_value = var_value.split(var_name).second.trim(); |
| |
| Status error(GetDebugger().SetPropertyValue( |
| &m_exe_ctx, eVarSetOperationInsertAfter, var_name, var_value)); |
| if (error.Fail()) { |
| result.AppendError(error.AsCString()); |
| result.SetStatus(eReturnStatusFailed); |
| return false; |
| } |
| |
| return result.Succeeded(); |
| } |
| }; |
| |
| // CommandObjectSettingsAppend |
| |
| class CommandObjectSettingsAppend : public CommandObjectRaw { |
| public: |
| CommandObjectSettingsAppend(CommandInterpreter &interpreter) |
| : CommandObjectRaw(interpreter, "settings append", |
| "Append one or more values to a debugger array, " |
| "dictionary, or string setting.") { |
| CommandArgumentEntry arg1; |
| CommandArgumentEntry arg2; |
| CommandArgumentData var_name_arg; |
| CommandArgumentData value_arg; |
| |
| // Define the first (and only) variant of this arg. |
| var_name_arg.arg_type = eArgTypeSettingVariableName; |
| var_name_arg.arg_repetition = eArgRepeatPlain; |
| |
| // There is only one variant this argument could be; put it into the |
| // argument entry. |
| arg1.push_back(var_name_arg); |
| |
| // Define the first (and only) variant of this arg. |
| value_arg.arg_type = eArgTypeValue; |
| value_arg.arg_repetition = eArgRepeatPlain; |
| |
| // There is only one variant this argument could be; put it into the |
| // argument entry. |
| arg2.push_back(value_arg); |
| |
| // Push the data for the first argument into the m_arguments vector. |
| m_arguments.push_back(arg1); |
| m_arguments.push_back(arg2); |
| } |
| |
| ~CommandObjectSettingsAppend() override = default; |
| |
| // Overrides base class's behavior where WantsCompletion = |
| // !WantsRawCommandString. |
| bool WantsCompletion() override { return true; } |
| |
| void |
| HandleArgumentCompletion(CompletionRequest &request, |
| OptionElementVector &opt_element_vector) override { |
| // Attempting to complete variable name |
| if (request.GetCursorIndex() < 2) |
| CommandCompletions::InvokeCommonCompletionCallbacks( |
| GetCommandInterpreter(), CommandCompletions::eSettingsNameCompletion, |
| request, nullptr); |
| } |
| |
| protected: |
| bool DoExecute(llvm::StringRef command, |
| CommandReturnObject &result) override { |
| result.SetStatus(eReturnStatusSuccessFinishNoResult); |
| Args cmd_args(command); |
| const size_t argc = cmd_args.GetArgumentCount(); |
| |
| if (argc < 2) { |
| result.AppendError("'settings append' takes more arguments"); |
| result.SetStatus(eReturnStatusFailed); |
| return false; |
| } |
| |
| const char *var_name = cmd_args.GetArgumentAtIndex(0); |
| if ((var_name == nullptr) || (var_name[0] == '\0')) { |
| result.AppendError("'settings append' command requires a valid variable " |
| "name; No value supplied"); |
| result.SetStatus(eReturnStatusFailed); |
| return false; |
| } |
| |
| // Do not perform cmd_args.Shift() since StringRef is manipulating the raw |
| // character string later on. |
| |
| // Split the raw command into var_name and value pair. |
| llvm::StringRef var_value(command); |
| var_value = var_value.split(var_name).second.trim(); |
| |
| Status error(GetDebugger().SetPropertyValue( |
| &m_exe_ctx, eVarSetOperationAppend, var_name, var_value)); |
| if (error.Fail()) { |
| result.AppendError(error.AsCString()); |
| result.SetStatus(eReturnStatusFailed); |
| return false; |
| } |
| |
| return result.Succeeded(); |
| } |
| }; |
| |
| // CommandObjectSettingsClear |
| #define LLDB_OPTIONS_settings_clear |
| #include "CommandOptions.inc" |
| |
| class CommandObjectSettingsClear : public CommandObjectParsed { |
| public: |
| CommandObjectSettingsClear(CommandInterpreter &interpreter) |
| : CommandObjectParsed( |
| interpreter, "settings clear", |
| "Clear a debugger setting array, dictionary, or string. " |
| "If '-a' option is specified, it clears all settings.", nullptr) { |
| CommandArgumentEntry arg; |
| CommandArgumentData var_name_arg; |
| |
| // Define the first (and only) variant of this arg. |
| var_name_arg.arg_type = eArgTypeSettingVariableName; |
| var_name_arg.arg_repetition = eArgRepeatPlain; |
| |
| // There is only one variant this argument could be; put it into the |
| // argument entry. |
| arg.push_back(var_name_arg); |
| |
| // Push the data for the first argument into the m_arguments vector. |
| m_arguments.push_back(arg); |
| } |
| |
| ~CommandObjectSettingsClear() override = default; |
| |
| void |
| HandleArgumentCompletion(CompletionRequest &request, |
| OptionElementVector &opt_element_vector) override { |
| // Attempting to complete variable name |
| if (request.GetCursorIndex() < 2) |
| CommandCompletions::InvokeCommonCompletionCallbacks( |
| GetCommandInterpreter(), CommandCompletions::eSettingsNameCompletion, |
| request, nullptr); |
| } |
| |
| Options *GetOptions() override { return &m_options; } |
| |
| class CommandOptions : public Options { |
| public: |
| CommandOptions() = default; |
| |
| ~CommandOptions() override = default; |
| |
| Status SetOptionValue(uint32_t option_idx, llvm::StringRef option_arg, |
| ExecutionContext *execution_context) override { |
| const int short_option = m_getopt_table[option_idx].val; |
| switch (short_option) { |
| case 'a': |
| m_clear_all = true; |
| break; |
| default: |
| llvm_unreachable("Unimplemented option"); |
| } |
| return Status(); |
| } |
| |
| void OptionParsingStarting(ExecutionContext *execution_context) override { |
| m_clear_all = false; |
| } |
| |
| llvm::ArrayRef<OptionDefinition> GetDefinitions() override { |
| return llvm::makeArrayRef(g_settings_clear_options); |
| } |
| |
| bool m_clear_all = false; |
| }; |
| |
| protected: |
| bool DoExecute(Args &command, CommandReturnObject &result) override { |
| result.SetStatus(eReturnStatusSuccessFinishNoResult); |
| const size_t argc = command.GetArgumentCount(); |
| |
| if (m_options.m_clear_all) { |
| if (argc != 0) { |
| result.AppendError("'settings clear --all' doesn't take any arguments"); |
| result.SetStatus(eReturnStatusFailed); |
| return false; |
| } |
| GetDebugger().GetValueProperties()->Clear(); |
| return result.Succeeded(); |
| } |
| |
| if (argc != 1) { |
| result.AppendError("'settings clear' takes exactly one argument"); |
| result.SetStatus(eReturnStatusFailed); |
| return false; |
| } |
| |
| const char *var_name = command.GetArgumentAtIndex(0); |
| if ((var_name == nullptr) || (var_name[0] == '\0')) { |
| result.AppendError("'settings clear' command requires a valid variable " |
| "name; No value supplied"); |
| result.SetStatus(eReturnStatusFailed); |
| return false; |
| } |
| |
| Status error(GetDebugger().SetPropertyValue( |
| &m_exe_ctx, eVarSetOperationClear, var_name, llvm::StringRef())); |
| if (error.Fail()) { |
| result.AppendError(error.AsCString()); |
| result.SetStatus(eReturnStatusFailed); |
| return false; |
| } |
| |
| return result.Succeeded(); |
| } |
| |
| private: |
| CommandOptions m_options; |
| }; |
| |
| // CommandObjectMultiwordSettings |
| |
| CommandObjectMultiwordSettings::CommandObjectMultiwordSettings( |
| CommandInterpreter &interpreter) |
| : CommandObjectMultiword(interpreter, "settings", |
| "Commands for managing LLDB settings.", |
| "settings <subcommand> [<command-options>]") { |
| LoadSubCommand("set", |
| CommandObjectSP(new CommandObjectSettingsSet(interpreter))); |
| LoadSubCommand("show", |
| CommandObjectSP(new CommandObjectSettingsShow(interpreter))); |
| LoadSubCommand("list", |
| CommandObjectSP(new CommandObjectSettingsList(interpreter))); |
| LoadSubCommand("remove", |
| CommandObjectSP(new CommandObjectSettingsRemove(interpreter))); |
| LoadSubCommand("replace", CommandObjectSP( |
| new CommandObjectSettingsReplace(interpreter))); |
| LoadSubCommand( |
| "insert-before", |
| CommandObjectSP(new CommandObjectSettingsInsertBefore(interpreter))); |
| LoadSubCommand( |
| "insert-after", |
| CommandObjectSP(new CommandObjectSettingsInsertAfter(interpreter))); |
| LoadSubCommand("append", |
| CommandObjectSP(new CommandObjectSettingsAppend(interpreter))); |
| LoadSubCommand("clear", |
| CommandObjectSP(new CommandObjectSettingsClear(interpreter))); |
| LoadSubCommand("write", |
| CommandObjectSP(new CommandObjectSettingsWrite(interpreter))); |
| LoadSubCommand("read", |
| CommandObjectSP(new CommandObjectSettingsRead(interpreter))); |
| } |
| |
| CommandObjectMultiwordSettings::~CommandObjectMultiwordSettings() = default; |
