CommandObjectScript.cpp revision 353358
1254721Semaste//===-- CommandObjectScript.cpp ---------------------------------*- C++ -*-===// 2254721Semaste// 3353358Sdim// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4353358Sdim// See https://llvm.org/LICENSE.txt for license information. 5353358Sdim// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6254721Semaste// 7254721Semaste//===----------------------------------------------------------------------===// 8254721Semaste 9254721Semaste#include "CommandObjectScript.h" 10254721Semaste 11254721Semaste 12254721Semaste#include "lldb/Core/Debugger.h" 13254721Semaste 14254721Semaste#include "lldb/DataFormatters/DataVisualization.h" 15254721Semaste 16254721Semaste#include "lldb/Interpreter/CommandInterpreter.h" 17254721Semaste#include "lldb/Interpreter/CommandReturnObject.h" 18254721Semaste#include "lldb/Interpreter/ScriptInterpreter.h" 19341825Sdim#include "lldb/Utility/Args.h" 20254721Semaste 21254721Semasteusing namespace lldb; 22254721Semasteusing namespace lldb_private; 23254721Semaste 24254721Semaste// CommandObjectScript 25254721Semaste 26314564SdimCommandObjectScript::CommandObjectScript(CommandInterpreter &interpreter, 27314564Sdim ScriptLanguage script_lang) 28314564Sdim : CommandObjectRaw( 29314564Sdim interpreter, "script", 30314564Sdim "Invoke the script interpreter with provided code and display any " 31314564Sdim "results. Start the interactive interpreter if no code is supplied.", 32314564Sdim "script [<script-code>]") {} 33254721Semaste 34314564SdimCommandObjectScript::~CommandObjectScript() {} 35254721Semaste 36341825Sdimbool CommandObjectScript::DoExecute(llvm::StringRef command, 37314564Sdim CommandReturnObject &result) { 38254721Semaste#ifdef LLDB_DISABLE_PYTHON 39314564Sdim // if we ever support languages other than Python this simple #ifdef won't 40314564Sdim // work 41314564Sdim result.AppendError("your copy of LLDB does not support scripting."); 42314564Sdim result.SetStatus(eReturnStatusFailed); 43314564Sdim return false; 44314564Sdim#else 45314564Sdim if (m_interpreter.GetDebugger().GetScriptLanguage() == 46314564Sdim lldb::eScriptLanguageNone) { 47314564Sdim result.AppendError( 48314564Sdim "the script-lang setting is set to none - scripting not available"); 49314564Sdim result.SetStatus(eReturnStatusFailed); 50254721Semaste return false; 51314564Sdim } 52254721Semaste 53353358Sdim ScriptInterpreter *script_interpreter = GetDebugger().GetScriptInterpreter(); 54254721Semaste 55314564Sdim if (script_interpreter == nullptr) { 56314564Sdim result.AppendError("no script interpreter"); 57314564Sdim result.SetStatus(eReturnStatusFailed); 58314564Sdim return false; 59314564Sdim } 60254721Semaste 61314564Sdim DataVisualization::ForceUpdate(); // script might change Python code we use 62314564Sdim // for formatting.. make sure we keep up to 63314564Sdim // date with it 64254721Semaste 65341825Sdim if (command.empty()) { 66314564Sdim script_interpreter->ExecuteInterpreterLoop(); 67314564Sdim result.SetStatus(eReturnStatusSuccessFinishNoResult); 68254721Semaste return result.Succeeded(); 69314564Sdim } 70314564Sdim 71314564Sdim // We can do better when reporting the status of one-liner script execution. 72314564Sdim if (script_interpreter->ExecuteOneLine(command, &result)) 73314564Sdim result.SetStatus(eReturnStatusSuccessFinishNoResult); 74314564Sdim else 75314564Sdim result.SetStatus(eReturnStatusFailed); 76314564Sdim 77314564Sdim return result.Succeeded(); 78254721Semaste#endif 79254721Semaste} 80