1 //===-- CommandObjectGUI.cpp ----------------------------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #include "CommandObjectGUI.h" 10 11 #include "lldb/Core/IOHandlerCursesGUI.h" 12 #include "lldb/Host/Config.h" 13 #include "lldb/Interpreter/CommandInterpreter.h" 14 #include "lldb/Interpreter/CommandReturnObject.h" 15 16 using namespace lldb; 17 using namespace lldb_private; 18 19 // CommandObjectGUI 20 21 CommandObjectGUI::CommandObjectGUI(CommandInterpreter &interpreter) 22 : CommandObjectParsed(interpreter, "gui", 23 "Switch into the curses based GUI mode.", "gui") {} 24 25 CommandObjectGUI::~CommandObjectGUI() = default; 26 27 bool CommandObjectGUI::DoExecute(Args &args, CommandReturnObject &result) { 28 #if LLDB_ENABLE_CURSES 29 if (args.GetArgumentCount() == 0) { 30 Debugger &debugger = GetDebugger(); 31 32 File &input = debugger.GetInputFile(); 33 File &output = debugger.GetOutputFile(); 34 if (input.GetStream() && output.GetStream() && input.GetIsRealTerminal() && 35 input.GetIsInteractive()) { 36 IOHandlerSP io_handler_sp(new IOHandlerCursesGUI(debugger)); 37 if (io_handler_sp) 38 debugger.RunIOHandlerAsync(io_handler_sp); 39 result.SetStatus(eReturnStatusSuccessFinishResult); 40 } else { 41 result.AppendError("the gui command requires an interactive terminal."); 42 } 43 } else { 44 result.AppendError("the gui command takes no arguments."); 45 } 46 return true; 47 #else 48 result.AppendError("lldb was not built with gui support"); 49 return false; 50 #endif 51 } 52