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[lldb/ScriptInterpreter] Add a way to retrieve script module file path #170202

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Merged
merged 1 commit into from
Dec 1, 2025
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[lldb/ScriptInterpreter] Add a way to retrieve script module file path #170202

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4 changes: 4 additions & 0 deletions lldb/include/lldb/Interpreter/Interfaces/ScriptedInterface.h
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Original file line number Diff line number Diff line change
Expand Up @@ -39,6 +39,10 @@ class ScriptedInterface {
virtual llvm::SmallVector<AbstractMethodRequirement>
GetAbstractMethodRequirements() const = 0;

virtual llvm::Expected<FileSpec> GetScriptedModulePath() {
return llvm::make_error<UnimplementedError>();
}

llvm::SmallVector<llvm::StringLiteral> const GetAbstractMethods() const {
llvm::SmallVector<llvm::StringLiteral> abstract_methods;
llvm::transform(GetAbstractMethodRequirements(), abstract_methods.begin(),
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56 changes: 56 additions & 0 deletions lldb/source/Plugins/ScriptInterpreter/Python/Interfaces/ScriptedPythonInterface.h
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Expand Up @@ -55,6 +55,62 @@ class ScriptedPythonInterface : virtual public ScriptedInterface {
std::variant<std::monostate, InvalidArgumentCountPayload> payload;
};

llvm::Expected<FileSpec> GetScriptedModulePath() override {
using namespace python;
using Locker = ScriptInterpreterPythonImpl::Locker;

Locker py_lock(&m_interpreter, Locker::AcquireLock | Locker::NoSTDIN,
Locker::FreeLock);

if (!m_object_instance_sp)
return llvm::createStringError("scripted Interface has invalid object");

PythonObject py_obj =
PythonObject(PyRefType::Borrowed,
static_cast<PyObject *>(m_object_instance_sp->GetValue()));

if (!py_obj.IsAllocated())
return llvm::createStringError(
"scripted Interface has invalid python object");

PythonObject py_obj_class = py_obj.GetAttributeValue("__class__");
if (!py_obj_class.IsValid())
return llvm::createStringError(
"scripted Interface python object is missing '__class__' attribute");

PythonObject py_obj_module = py_obj_class.GetAttributeValue("__module__");
if (!py_obj_module.IsValid())
return llvm::createStringError(
"scripted Interface python object '__class__' is missing "
"'__module__' attribute");

PythonString py_obj_module_str = py_obj_module.Str();
if (!py_obj_module_str.IsValid())
return llvm::createStringError(
"scripted Interface python object '__class__.__module__' attribute "
"is not a string");

llvm::StringRef py_obj_module_str_ref = py_obj_module_str.GetString();
PythonModule py_module = PythonModule::AddModule(py_obj_module_str_ref);
if (!py_module.IsValid())
return llvm::createStringError("failed to import '%s' module",
py_obj_module_str_ref.data());

PythonObject py_module_file = py_module.GetAttributeValue("__file__");
if (!py_module_file.IsValid())
return llvm::createStringError(
"module '%s' is missing '__file__' attribute",
py_obj_module_str_ref.data());

PythonString py_module_file_str = py_module_file.Str();
if (!py_module_file_str.IsValid())
return llvm::createStringError(
"module '%s.__file__' attribute is not a string",
py_obj_module_str_ref.data());

return FileSpec(py_obj_module_str.GetString());
}

llvm::Expected<std::map<llvm::StringLiteral, AbstractMethodCheckerPayload>>
CheckAbstractMethodImplementation(
const python::PythonDictionary &class_dict) const {
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