forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			87 lines
		
	
	
		
			2.9 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			87 lines
		
	
	
		
			2.9 KiB
		
	
	
	
		
			C++
		
	
	
	
//===-- CommandObjectScript.cpp ---------------------------------*- C++ -*-===//
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//
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//                     The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "CommandObjectScript.h"
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// C Includes
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// C++ Includes
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// Other libraries and framework includes
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// Project includes
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#include "lldb/Core/Debugger.h"
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#include "lldb/DataFormatters/DataVisualization.h"
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#include "lldb/Interpreter/Args.h"
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#include "lldb/Interpreter/CommandInterpreter.h"
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#include "lldb/Interpreter/CommandReturnObject.h"
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#include "lldb/Interpreter/ScriptInterpreter.h"
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using namespace lldb;
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using namespace lldb_private;
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//-------------------------------------------------------------------------
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// CommandObjectScript
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//-------------------------------------------------------------------------
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CommandObjectScript::CommandObjectScript(CommandInterpreter &interpreter,
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                                         ScriptLanguage script_lang)
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    : CommandObjectRaw(
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          interpreter, "script",
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          "Invoke the script interpreter with provided code and display any "
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          "results.  Start the interactive interpreter if no code is supplied.",
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          "script [<script-code>]") {}
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CommandObjectScript::~CommandObjectScript() {}
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bool CommandObjectScript::DoExecute(const char *command,
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                                    CommandReturnObject &result) {
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#ifdef LLDB_DISABLE_PYTHON
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  // if we ever support languages other than Python this simple #ifdef won't
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  // work
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  result.AppendError("your copy of LLDB does not support scripting.");
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  result.SetStatus(eReturnStatusFailed);
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  return false;
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#else
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  if (m_interpreter.GetDebugger().GetScriptLanguage() ==
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      lldb::eScriptLanguageNone) {
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    result.AppendError(
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        "the script-lang setting is set to none - scripting not available");
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    result.SetStatus(eReturnStatusFailed);
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    return false;
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  }
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  ScriptInterpreter *script_interpreter = m_interpreter.GetScriptInterpreter();
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  if (script_interpreter == nullptr) {
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    result.AppendError("no script interpreter");
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    result.SetStatus(eReturnStatusFailed);
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    return false;
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  }
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  DataVisualization::ForceUpdate(); // script might change Python code we use
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                                    // for formatting.. make sure we keep up to
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                                    // date with it
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  if (command == nullptr || command[0] == '\0') {
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    script_interpreter->ExecuteInterpreterLoop();
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    result.SetStatus(eReturnStatusSuccessFinishNoResult);
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    return result.Succeeded();
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  }
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  // We can do better when reporting the status of one-liner script execution.
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  if (script_interpreter->ExecuteOneLine(command, &result))
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    result.SetStatus(eReturnStatusSuccessFinishNoResult);
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  else
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    result.SetStatus(eReturnStatusFailed);
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  return result.Succeeded();
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#endif
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}
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