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//===-- CommandObjectScript.cpp ---------------------------------*- C++ -*-===//
//
// 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 "CommandObjectScript.h"
#include "lldb/Core/Debugger.h"
#include "lldb/DataFormatters/DataVisualization.h"
#include "lldb/Interpreter/CommandInterpreter.h"
#include "lldb/Interpreter/CommandReturnObject.h"
#include "lldb/Interpreter/ScriptInterpreter.h"
#include "lldb/Utility/Args.h"
using namespace lldb;
using namespace lldb_private;
//-------------------------------------------------------------------------
// CommandObjectScript
//-------------------------------------------------------------------------
CommandObjectScript::CommandObjectScript(CommandInterpreter &interpreter,
ScriptLanguage script_lang)
: CommandObjectRaw(
interpreter, "script",
"Invoke the script interpreter with provided code and display any "
"results. Start the interactive interpreter if no code is supplied.",
"script [<script-code>]") {}
CommandObjectScript::~CommandObjectScript() {}
bool CommandObjectScript::DoExecute(llvm::StringRef command,
CommandReturnObject &result) {
#ifdef LLDB_DISABLE_PYTHON
// if we ever support languages other than Python this simple #ifdef won't
// work
result.AppendError("your copy of LLDB does not support scripting.");
result.SetStatus(eReturnStatusFailed);
return false;
#else
if (m_interpreter.GetDebugger().GetScriptLanguage() ==
lldb::eScriptLanguageNone) {
result.AppendError(
"the script-lang setting is set to none - scripting not available");
result.SetStatus(eReturnStatusFailed);
return false;
}
ScriptInterpreter *script_interpreter = m_interpreter.GetScriptInterpreter();
if (script_interpreter == nullptr) {
result.AppendError("no script interpreter");
result.SetStatus(eReturnStatusFailed);
return false;
}
DataVisualization::ForceUpdate(); // script might change Python code we use
// for formatting.. make sure we keep up to
// date with it
if (command.empty()) {
script_interpreter->ExecuteInterpreterLoop();
result.SetStatus(eReturnStatusSuccessFinishNoResult);
return result.Succeeded();
}
// We can do better when reporting the status of one-liner script execution.
if (script_interpreter->ExecuteOneLine(command, &result))
result.SetStatus(eReturnStatusSuccessFinishNoResult);
else
result.SetStatus(eReturnStatusFailed);
return result.Succeeded();
#endif
}
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